asmcmd lsdsk command lsdsk [-ksptcgHI] [-d <diskgroup_name>] [pattern] An example of the output from the basic command and the “-k” option are shown below. Power Limit Goes Up To 1024 But sometimes, you will need to reclaim disks for different purposes. Using DBMS_FILE_TRANSFER package 1. Exploring the new Oracle 11g ASM features against Oracle 10g database We all know that Oracle 11g release has much more to offer. To run ASMCMD in interactive mode: [grid@ora-prod]$ asmcmd. 0. xml) with the next code: Label all existing disks in the disk group by running the following command for each disk on a Hub node: Copying file between mount points between different servers is straight forward and can be done using scp or ftp command. B. Running ASMCMD in Interactive Mode. – The oifcfg is a command-line tool for both single-instance Oracle databases and Oracle RAC environments. 2 onwards Oracle supports ASM Filter Driver which is intended to replace traditional ASMLib. Please note that for my ASM disks I am using discovery path as ‘ORCL*’, in your case, you might be using full disk path (/dev/sd*) instead. The first example backs up the SPFILE in the DATA disk group. The below article useful to know about asm spfile and How asm instance started if spfile in diskgroup without mount. If it is down, then asmcmd can only run in non-connected mode. ASMCMD enables you to move up and down in this directory hierarchy with the cd (change directory) command. – SASI Apr 19 '15 at 10:07 The ASM Command Line option (ASMCMD) closes this gap to a large extent. ASMCMD> ls -l The first blog focused on how to Scale up CPU and Memory by hot adding CPU and Memory on the fly to an Oracle workload which can be found here. The command succeeds but it shows only the status of the ASM instance. 4. The lsdsk command allows you to see disks associated with ASM. The connected mode is always attempted first. Prior to Oracle 10gR2, ASM had to be administered via OEM or SQL statements while connected to a special ASM instance. localdomain' --List ASM Disks where ASMFD is enabled ASMCMD> afd_lsdsk ----- Label Filtering Path ===== DATA1 ENABLED /dev/mapper/mpathak DATA2 ENABLED /dev/mapper/mpathan DATA3 ENABLED /dev/mapper/mpathw DATA4 ENABLED Assumptions. 2$ getconf DISK_SIZE /dev/rhdisk2 *1992294*-bash-3. To query the asm disks, whether it is in VALID or notVALID state. umask 066 au_size 10-47 Using the ASMCMD lsdg command; 10-48 Using the ASMCMD lsdsk command; 10-49 Using the ASMCMD lsod command; 10-50 Using the ASMCMD md_backup command; 10-51 Using the ASMCMD md_restore command; 10-52 Tags for mkdg XML configuration file; 10-53 mkdg sample XML configuration file; 10-54 Using the ASMCMD mkdg command; 10-55 Using the ASMCMD Some of ASM Commands : (Wildcard character “*” is also working like on other FS. The lsdsk command can run in connected or non-connected mode. Or login to ASM instance in SQL*Plus and query v$asm_disk (your probably want to query v$asm_disk_stat if this query will happen often like monitoring – it’s cached info as opposed to v$asm_disk that actually causes ASM to read all disk headers behind the scenes). 0. Options allow this command output to be abbreviated. 8 lsof command ASMCMD utility, 10. 0]. The lsdsk command lists information about ASM disks from the V$ASM_DISK_STAT and V$ASM_DISK views. ASMCMD> ls -l Be careful before using the write command. The -I option forces non-connected mode. When you start Oracle ASMCMD, the current directory is set to root (+). 1 the ASM Filter drive not start automatically and I always need configure again using asmcmd afd_configure command to start it again. Grid Infrastructure Home The Grid Infrastructure home directory must be separate from any database home directory. You can use md_backup to back up the disk group environment and use md_restore to re-create the disk group before loading from a database backup. This article he explained for normal redundancy . General ASMCMD commands--List the directory ASMCMD> ls Using asmcmd we can view the Oracle ASM Diskgroup information (lsdg) and list disks (lsdsk) [oracle@z-rac1 ~]$ asmcmd lsdg -g ACFS Inst_ID State Type Rebal Sector Logical_Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name 1 MOUNTED EXTERN N 512 512 4096 4194304 10485760 10485588 0 10485588 0 N ACFS Prior to Oracle Grid Infrastructure (GI) release 12. The following example creates the directory mydir under orcl in the disk group data: ASMCMD> mkdir +data/orcl/mydir Note: asmcmd lsdsk -p asmcmd lsdsk --candidate -p -- if you use ASMLib /usr/sbin/oracleasm listdisks /usr/sbin/oracleasm querydisk {DISKNAME | devicename} --check all disk 2. localdomain' --List ASM Disks where ASMFD is enabled ASMCMD> afd_lsdsk ----- Label Filtering Path ===== DATA1 ENABLED /dev/mapper/mpathak DATA2 ENABLED /dev/mapper/mpathan DATA3 ENABLED /dev/mapper/mpathw DATA4 ENABLED $ asmcmd lsdsk Path /dev/sdc1 /dev/sdd1 /dev/sde1 /dev/sdf1 [grid@ol7-vagrant ~]$ asmcmd lsdg State Type Rebal Sector Logical_Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name MOUNTED NORMAL N 512 512 4096 4194304 24568 24344 0 12172 0 N DATA/ MOUNTED NORMAL N 512 512 4096 4194304 24568 24368 0 This preview shows page 11 - 16 out of 424 pages. 0. uxora. ASMCMD [+] > lsdsk. 6 lsod command ASMCMD utility, 10. . In Oracle Database 11g, some additional commands in the ASMCMD prompt makes it extremely easy to manage the ASM instance. d/oracleasm listdisks ARCHLOG DATA1 DATA2 DATA3 LOG1 LOG2 LOG3 LOG4 12. (none) – Displays the PATH column of the V$ASM_DISK view. In connected mode, lsdsk uses the V$ASM_DISK_STAT and V$ASM_DISK dynamic views to retrieve disk information. asmcmd lsdsk-G data. But sometimes, you will need to reclaim disks for different purposes. sqlNote: you need to run the sql script manually in ASM instance to create all disk groups and other objects. 6 lsod command ASMCMD utility, 10. During the installation of Oracle Grid Infrastructure, you can optionally enable automated installation and configuration of Oracle ASM Filter Driver for your system with the Configure ASM Filter Driver check box on the Create ASM Disk Group wizard page. ASMCMD> lsdsk Path /dev/raw/raw10 /dev/raw/raw11 /dev/raw/raw13 snipped ASMCMD command: ASMCMD> lsdsk -I -d DATA Which statement is true regarding the outcome of this command? A. [grid@sn1-r720-e03-05 ~]$ asmcmd ASMCMD> afd_scan Login to asmcmd and run "lsdsk Oracle 11g R2 / srvctl / crs / ocr / asmcmd / EXADATA cellcli dropdg, iostat, lsdsk, lsod, mkdg, mount Useful Oracle command language interfaces Useful Oracle Since Oracle Database version 12. This command can run in two modes: • Connected mode: ASMCMD uses the V$ and GV$ views to retrieve disk information. . You can configure voting disks on Oracle ASM, or you can configure voting disks on shared storage. ASMCMD> lsdg State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name MOUNTED EXTERN N 512 4096 1048576 4095940 3271458 0 3271458 0 N DATA/ MOUNTED EXTERN N 512 4096 1048576 102398 102304 0 102304 0 N REDO/ MOUNTED EXTERN N 512 4096 1048576 1019 623 0 623 0 Y SYSTEMDG/ ASMCMD> find +DATA ASMCMD is now more powerful in 11g ASM ===== The lsdsk command lists ASM disk information. Configure and Manage the ASM instance with ASMCA KT Experts is one enthusiastic knowledge-sharing platform. 首页 > 数据库 > Oracle > asmcmd lsdsk和lsdg查看asmdisk和asmdiskgroup asmcmd lsdsk和lsdg查看asmdisk和asmdiskgroup 原创 Oracle 作者: lusklusklusk 时间:2017-10-13 14:49:29 0 删除 编辑 The second command line argument is the retention time for the listener log files. Another command is mkdir (to make new directory) and rm (common for both removing directory and Starts asmcmd or executes the command asmcmd [-V] [-v ] [–privilege ] [-p] [command] The environment variables ORACLE_HOME and ORACLE_SID determine the instance to which the program connects, and ASMCMD establishes a bequeath connection to it, in the same manner as a SQLPLUS / AS SYSASM. ora, please do so before starting this copy. ASMCMD [+] > lsdsk -d data -k Changes done by asmlib (addition or deletion of asmlib disk), are not detected by asmcmd lsdsk command. 7 lsgrp command ASMCMD utility, 10. The platform concentrates on all Database Technologies like Oracle Database Administration(DBA), Oracle RAC, Oracle GoldenGate, MySQL, SQL Server Database Administration, Cassandra, AWS and DevOps. But sometimes, you will need to reclaim disks for different purposes. This operation is online so ASM must coordinate with the RDBMS instance the blocks accessed and changed, through a complex system of locks. The connected mode is always attempted first. 4. ASMCMD’ye bağlanmadan önce mutlaka ASM değişkenlerinin set edilmesi gerekir. - lsct Command Lists information about current ASM clients. 2. ASMCMD> ls -L +DATA ASMCMD-08102: no connection to ASM; command requires ASM to run Solution : We need to Set ASM Instance Oracle home pat… ASMCMD is a command line utility for managing files and directories in ASM diskgroups. Running the Oracle ASM Configuration Assistant (asmca) tool from the command line. The interactive mode of the ASMCMD utility provides a shell-like environment where you are prompted to enter ASMCMD commands. ASM instance kapalı olsa bile startup,shutdown,lsdsk,help ve exit gibi bazı asmcmd komutlarını çalıştırabiliriz. To know the details of the disks in the DATA disk group, which of the following ASMCMD command need to be used ? ASMCMD> lsdsk -I -d DATA Which statement is true regarding the outcome of this command? a) The command succeeds and retrieves information by scanning the disk headers based on an ASM_DISKSTRING value. g. Answer: One of the big selling points of ASM is the ability to reconfigure the storage online and drop a disk if there is sufficient space in the diskgroup. 841985 77824 1830912 N 20-NOV-10 20-NOV-10 0 /dev/rdisk/disk61 On asmcmd prompt, if you issue command “help”, you will see list of options starting with “afd” and all these options are available for using ASM Filter Driver afd_configure, afd_deconfigure, afd_di, afd_dsget, afd_dsset, afd_filter, afd_label, afd_lsdsk, afd_lslbl, afd_refresh, afd_scan, afd_state, afd_unlabel grid> asmcmd -p lsdg APPENDIX: Enable Cluster Node to Use ASM Disks On nodes in the cluster the scandisks command can be used to view the newly created Oracle ASM disks. The command is lsdsk. The following example creates the directory mydir under orcl in the disk group data: ASMCMD> mkdir +data/orcl/mydir Note: . 2; MISC. chdg, chkdg, dropdg, iostat, lsdsk, lsod, mkdg, mount #You can specify a failure group for the new disk using the following: ALTER DISKGROUP diskgroupl FAILGROUP failgroupl DISK 'dev/sdil'; Various commands ALTER DISKGROUP ALL MOUNT #View disk infos reading from headers ASMCMD>lsdsk -kpIt #header_stat=FORMER #the disk was part of a dropped disk group but contents have not been removed #use dd if The above command would give you the directory size of the directory /home/david $ du -h This command gives you a better output than the default one. 1) Using ASMCMD Utility ( Latest method ) 2) Using RMAN ( alternative method ) 3) Using DBMS package ( old method ) In each method, we will copy the file from ASM to file system. $ du -ah lsdsk command ASMCMD utility, 10. Add a new disk to the DATA disk group: - lsdsk Command Lists disks visible to ASM. Oracle Database 10g Release 1, introduced Automatic Storage Management(ASM), a new framework for managing Oracle database files, to bypass the OS overhead,to simplify Oracle data management, to enforce the SAME (Stripe And Mirror Everywhere, RAID10), and to provide a platform for file sharing in RAC and Grid computing. Oracle Database (MOSC) Database - RAC/Scalability (MOSC) 2 Replies. In 11g R2 RAC, Voting disk is stored on an ASM diskgroup. Suppose you added a disk to a diskgroup. Your SA or SAN administrator has provided disk volumes for Oracle use. Posts about ASM written by robertnavin. Sunday , April 4 2021. 0. The lsdsk command can run in connected or non-connected mode. 2$ asmcmd ASMCMD> lsdsk -k [grid@mydb2 ~]$ asmcmd lsdsk -p -G data Group_Num Disk_Num Incarn Mount_Stat Header_Stat Mode_Stat State Path 1 0 4042477514 CACHED MEMBER ONLINE NORMAL AFD:AFDDISK01 This shows only the disks that match the pattern. The ASM instance is down. The command produces an error because the ASM instance is down. from live node2 crsctl query css votedisk ocrcheck crsctl stat res -t ASMCMD> exit [orgrid@ohs1 ~]$ export ORACLE_SID=+ASM1 [orgrid@ohs1 ~]$ asmcmd ASMCMD> showclustermode ASM cluster : Flex mode disabled ASMCMD> showclusterstate Normal ASMCMD> lsdsk Path ORCL:ASMDISK1 ORCL:ASMDISK2 ORCL:ASMDISK3 ORCL:ASMDISK4 ASMCMD> lsattr -G systemdg -l Name Value access_control. I need to allocate some more disks to it through ASM. I guessed that was because of LUN size (it was exceed 2 TB)After that I dinamically shrinked LUN size on our external storage, rebooted and perfomed cfgmgr command on both nodes. 0. switch off the mode (command 'c') and change display units to sectors (command 'u'). Copy ASM files between remote ASM instances using ASMCMD command Pre-requisites – Make sure you can connect to +ASM service on standby server. . 2 with the ASM Filter Driver for some research on an upcoming presentation. - md_restore Command Restores disk groups from a backup. The -I option forces non-connected mode. The platform concentrates on all Database Technologies like Oracle Database Administration(DBA), Oracle RAC, Oracle GoldenGate, MySQL, SQL Server Database Administration, Cassandra, AWS and DevOps. Note: ASMCMD is a command-line utility that you can use to manage Oracle ASM instances, disk groups, file access control for disk groups, files and directories within disk ASMCMD> lsdsk -k -G DATA2 Total_MB Free_MB OS_MB Name Failgroup Library Label UDID Product Redund Path 76800 76750 76800 DATA2_0000 DATA2_0000 System UNKNOWN /dev/rdisk/disk61 Example 3: The following shows io statistics for disks in DATA2 disk group ASMCMD> lsdsk -t -G DATA2 --statistics Reads Write Read_Errs Write_Errs Read_time Write_Time ASMCMD> lsdsk -k -G ORCL_DATA Total_MB Free_MB OS_MB Name Failgroup Failgroup_Type Library Label UDID Product Redund Path 5114 3903 5114 DATA1 DATA1 REGULAR ASM Library - Generic Linux, version 2. The GUI willl detect by startup if there is an ASM instance operational or not. 1比较,也有很多不同。 在ASM元数据的备份与恢复方面,Oracle增加了两个命令:md_backup 和 md_restore。 11. Before running the command on a node, the Oracle Clusterware stack must be shut down on that node. Using cp command of asmcmd. The ASMCMD ls (list directory) command lists the contents of the current directory, while the pwd command prints the name of the current directory. You have created disk partitions at the OS level (fdisk) for the provided disks. 026287 3. diskgroup. After the afd_deconfigure command has been run, restart Oracle Clusterware on each node. • To connect to the Oracle ASM instance, run ASMCMD that is located in the bin subdirectory of the Oracle Grid Infrastructure home (Oracle ASM home). ’; commands: ——– md_backup, md_restore. To run ASMCMD in interactive mode: [grid@ora-prod]$ asmcmd. 11. One such example is the metadata backup you saw earlier. Thanks StephenKing. To support this feature, new ASMCMD commands were introduced to back up, copy and move the ASM spfile. Specify a location that is not in either list. We were very excited to have a command line for ASM until… we tried it ! let’s call a spade a spade, it was very poor… 10 years after, Oracle has released 11gR1, 11gR2, 12cR1, asmcmd has been improved but the “ASM shell” remains very weak and specially the “du” command : ASMCMD> du Used_MB Mirror_used_MB 556178 556178 ASMCMD> du . 6. To use ASMCMD you have to set ASM SID, Grid Infrastructure ORACLE_HOME and PAT… ASMCMD> lsdsk The remap command was introduced to address situations where a range of bad sectors exists on a disk and must be corrected before Oracle ASM or database I/O. It offers Unix-style file system commands for managing ASM directories and files. Starting with release 10. d/oracleasm querydisk LOG1 Disk "LOG1" is a valid ASM disk on device [120, 48 · Create an Oracle ASM volume in a mounted disk group with the ASMCMD volcreate command. The connected mode is always attempted first. This section contains the following topics:Types of ASMCMD CommandsAbout Oracle… ASMCMD> lsdsk -t -G DATA2 --statistics Reads Write Read_Errs Write_Errs Read_time Write_Time Bytes_Read Bytes_Written Voting_File Create_Date Mount_Date Repair_Timer Path 18 447 0 0 . The ASM disks were owned by GI home owner and both the owner and any users belonging to an operating system group designated as the OSASM group From Oracle 12. If you attempt to run other ASMCMD commands, an error message displays. ASMCMD equivalent for this command is lsdsk (11g R1 command). Answer: One of the big selling points of ASM is the ability to reconfigure the storage online and drop a disk if there is sufficient space in the diskgroup. In Oracle Database 11g, some additional commands in the ASMCMD prompt makes it extremely easy to manage the ASM instance. Why 'asmcmd lsdsk' does not lists an asmlib disk that was previously added via asmlib? Likewise for when an asmlib is deleted, why 'asmcmd lsdsk' still lists the newly deleted asmklib disk? Is this expected behavior and why? To explain: The usage notes for each command is available by issuing the " help <command> " command from within the asmcmd utility, so I will avoid displaying all this information here. 4. – The oifcfg utility can be used to retrieve component configuration information. Prior to Oracle 10gR2, ASM had to be administered via OEM or SQL statements while connected to a special ASM instance. -bash-3. Command output (stdout and stderr) is collected and displayed after the copy and command execution has finished on all cells. Return values: 0 -- file or command was copied and executed successfully on all cells 1 -- one or more cells could not be reached or remote execution returned non-zero ASM instance kapalı olsa bile startup,shutdown,lsdsk,help ve exit gibi bazı asmcmd komutlarını çalıştırabiliriz. When you start ASMCMD, the current directory is set to root (+). $ORACLE_HOME/bin/acfsload start –s Oracle Restart is part of the single server Grid Infrastructure installation but is covered in a different eStudy. The lsdsk command can run in connected or non-connected mode. First cylinder (1-8192, default 1): Using default value 1 General ASMCMD commands--List the directory ASMCMD> ls data/ fra/--Make the directory ASMCMD> mkdir +data/orcl/mydir--Change directory ASMCMD [+] > cd data/orcl ASMCMD [+data/orcl] >--Lists mounted disk groups and their information ASMCMD [+] > lsdg data-- List oracle ASM disk ASMCMD [+] > lsdsk -t -G data. The user must be a member of the OSASM group. The commands are lsdsk, help, and exit. In this case, lsdsk reads the headers of the ASM disks. The following commands are available in 10g: cd, du, find, help, ls, lsct, lsdg, mkalias, mkdir, pwd, rm, and rmalias. 1. uklab. - md_backup Command Creates a backup of all of the mounted disk groups. 4. For example asmcmd ls -l invokes asmcmd in non-interactive mode and lists the files in current directory along with its alias. ) cd ,cp , du ,exit, find ,ls ,lsdg(list all disk group),lsdsk(disk visible to ASM),mkdir,rm,pwd . my command is "sudo su - grid +ASM asmcmd lsdsk -G data" I have to login as grid user and enter into +ASM process and run the command. Examples The following are examples of the spbackup command. 5 ASM see Automatic Storage Management lsdsk ASMCMD, 7. These include cd, du, find, ls, lsattr, lsdg, lsdsk, lsgrp, lsusr, and rm. 2. Using JPA ( Transactions and more ) A First JPA Sample; JPA 2-Phase-Commit; Best practice to close EMF; Using Eclipselink; JTA in a Web Application; Using a Sequence; JPA Overview; Hibernate: DialectResolutionInfo cannot be null; JSF. ASMCMD [+] > lsdsk Path C:\ORACLEASM\DB9DATA01 C:\ORACLEASM\DB9DATA01M C:\ORACLEASM\DB9DATA02 C:\ORACLEASM\DB9DATA02M C:\ORACLEASM\DB9STR01 C:\ORACLEASM\DB9TRANS01. Following are summary of some of them: Command Syntax General ASMCMD commands--List the directory ASMCMD> ls data/ fra/--Make the directory ASMCMD> mkdir +data/orcl/mydir--Change directory ASMCMD [+] > cd data/orcl ASMCMD [+data/orcl] >--Lists mounted disk groups and their information ASMCMD [+] > lsdg data-- List oracle ASM disk ASMCMD [+] > lsdsk -t -G data. It can list the contents of disk groups, perform searches, create and remove directories and aliases, display space utilization, and more. 0. [oracle@dbserver01 ~]$ asmcmd ASMCMD> lsdg State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name MOUNTED EXTERN N 512 4096 1048576 409600 409190 0 409190 0 Y DATA/ ASMCMD> lsdsk -p Group_Num Disk_Num Incarn Mount_Stat Header_Stat Mode_Stat State Path 1 7 3957210117 CACHED MEMBER ONLINE To have the command essentially run in the background you can simply change this to NOWAIT. The script could easily be modified to accept additional retention requirements based on your specific needs: # Description # Shell script to clean up oracle diagnostic files using ADRCI, and to remove log data. ASMCMD [+DATA/ORCL/CONTROLFILE] > [command] specifies one of the following commands, along with its parameters. EM and RAC; Crsctl eval delete . If you attempt to run other ASMCMD commands, an error message displays. The option '-h' stands for human readable format. Maven Commands and Usage; JPA 2. The cluster active patch level is [0]. 10. 2. . 6 lsop command 在Oracle Database 11gR2 中,asmcmd有了大量的改进和增强,即使11. Also, you could run the ADD and DROP commands separately if you used a POWER LIMIT of zero for the first command, as this would pause the rebalance and then the second command would kick it off. com' # List ASM Disk with filtering enabled [grid]$ asmcmd afd_lsdsk ----- Label Filtering Path ===== DISK01 ENABLED /dev/sda DISK02 ENABLED /dev/sdb DISK03 ENABLED /dev/sdc DISK04 ENABLED /dev/sdd Oracle 11g introduces new commands in the asmcmd utility and it also provides backward compatibility with Oracle Database 10g ASM instances. The connected mode is always attempted first. Useful Linux commands for Oracle server software Installation: - help Command Displays the syntax and description of ASMCMD commands. 1. To support this feature, we now have new ASMCMD commands and, under the covers, we have new ASM metadata structures. ALTER DISKGROUP command, 4. It offers Unix-style filesystem commands for managing ASM directories and files. Need to uncomment the following # line and comment the above incase oracle 10g is being in use. log SQL> alter diskgroup ACFS mount NOTE: cache registered group ACFS number=1 incarn=0x09884abc NOTE: cache began mount (first) of group ACFS number=1 incarn=0x09884abc NOTE The commands are lsdsk, help, and exit. Using cp command of asmcmd. Use the ASMCMD spcopy command to copy the operating system file to a disk group. I tried to check using asmcmd lsod but it was not returning anything while using lsop and fuser I was able to see the process that was holding the disks, which was an Check current status Try manually mount diskgroup ASMCMD> mount -a ORA-15032: not all alterations performed ORA-15040: diskgroup is incomplete ORA-15042: ASM disk "1" is missing from group number "1" Check ASM alert. The backup file is not a special file type and is not identified as an spfile. For RAC, perform this on all nodes. parameters show parameters asm 3. If you are using ASMLib for device persistance, use the oracleasm scandisks command. 2$ getconf DISK_SIZE /dev/rhdisk2 *1992294*-bash-3. Please send your wish list of things that you would like us to write about or if you have suggestions to help improve this blog site. For example, with the -d option, you can see which disks belong to a DiskGroup. localdomain' [[email protected] etc]# Now we can migrate all asm disks. -k – Displays the TOTAL_MB, FREE_MB, OS_MB,NAME, FAILGROUP, LIBRARY, LABEL, UDID, PRODUCT, REDUNDANCY, and PATH columns of the V$ASM_DISK view. One such example is the metadata backup you saw earlier. If not then it prompt to start an ASM instance. 2, ASM Library (ASMLIB) was the only method to access storage devices by means of ASM Disks and Diskgroups. 2 (I think it’s not there in 11. 0. The command is lsdsk. The options for the lsdsk command are described below. 3 with a two node RAC and our FRA diskgroup is running low on space. . Wildcard Characters 10-16 Preparing to Run ASMCMD 10-17 Running ASMCMD in Interactive Mode 10-18 10-16 Preparing to Run ASMCMD 10 We're running Oracle 11. [[email protected] etc]# asmcmd afd_state Connected to an idle instance. ASMCMD is a utility that can be used to manage ASM (Automatic Storage Management) diskgroups. This is new in 11g. With no proper documentation about the feature and not many hits from google, I found it bit painful to migrate the existing ASMLib devices to ASMFD. Windows. 4. 2$ asmcmd ASMCMD> lsdsk -k But sometimes, you will need to reclaim disks for different purposes. In Oracle Database 11g, some additional commands in the ASMCMD prompt makes it extremely easy to manage the ASM instance. 026287 3. The other notable is the command to check disks managed by the instance. [root@test1a ~]# /etc/init. permission of asmdisk --from all nodes ll <value_of_asm_diskstring> 4. The command is lsdsk. The true author of this article is Bane Radulovic. remap marks a range of blocks as unusable on the disk and relocates any data allocated in that range. If you need to add +ASM static entry to standby server listener. . 1) Using ASMCMD Utility ( Latest method ) 2) Using RMAN ( alternative method ) 3) Using DBMS package ( old method ) In each method, we will copy the file from ASM to file system. This 2 nd blog in the on-demand Scale up series focused on how to Hot Add / Hot Remove vmdk’s to / from a VM running an Oracle workload without any application downtime which can be found here. The ASM Command Line option (ASMCMD) closes this gap to a large extent. Listing client databases The following command shows all the database instances connected to the ASM instance. 4 (KABI_V2) DATA1 UNKNOWN ORCL:DATA1 Administering an Oracle ASM instance is similar to administering an Oracle Database instance, but the process requires fewer procedures. Check ASM disk status for candidate disk $ asmcmd lsdsk -k -g --candidate Inst_ID Total_MB Free_MB OS_MB Name Failgroup Failgroup_Type Library Label UDID Product Redund Path 3 0 0 1019 REGULAR System UNKNOWN /dev/asm_test_1G_disk1 2 0 0 1019 REGULAR System UNKNOWN /dev/asm_test_1G_disk1 1 0 0 1019 REGULAR System UNKNOWN /dev/asm_test_1G_disk1 3 The ASMCMD tool is a command line utility that allows you to manage ASM instances and the disk structures and files within those instances. Type “help [command]” to get help on a specific ASMCMD command. commands: ----- md_backup, md_restore lsattr, setattr cd, cp, du, find, help, ls, lsct, lsdg, lsof, mkalias mkdir, pwd, rm, rmalias Question: What do I do to drop a disk from an ASM diskgroup?I want to release a disk, and I don't know how to remove a disk from ASM. The lsdsk command can be used to display the disk paths for all ASM disks. [root@primary01 ~]# oracleasm listdisks DISK01 DISK02 DISK03 DISK04 DISK05 DISK06 DISK07 DISK08 [oracle@primary01 ~]$ asmcmd ASMCMD> lsdsk Path ORCL:DISK01 ORCL:DISK02 ORCL:DISK03 ORCL:DISK04 ASMCMD> lsdsk --candidate Path ORCL:DISK05 ORCL:DISK06 ORCL:DISK07 ORCL:DISK08 - lsdsk Command Lists disks visible to ASM. 2. For those who are using ASM as their storage they can upgrade their ASM instance to Oracle11g immediately and start exploiting 11g ASM features against their 10g database. 2. ASMCMD can be launched in interactive or non-interactive modes and we need to first ensure that our environment The questions for 1z0-053 were last updated at Jan. ASMCMD is a command-line utility that you can use to easily view and manipulate files and directories within Automatic Storage Management (ASM) disk groups. What can be the possible reason for it? Here is the current status of asm filter drive after rebooting the machine: How We Are Adding new disk to ACFS disk group or extending/increasing the size of ACFS file system diskgroup. Connect as SYSASM, the default connection, to administer an Oracle ASM ASM Command-line (ASMCMD) Utility ASMCMD is a comman-line utility that helps us to view,manage,manipulate,perform search,display space utilization of files and directories within ASM disk groups. Listing client databases The following command shows all the database instances connected to the ASM instance. Etkileşimli(interactive) modda ASMCMD kullanımı : ASMCMD komutlarını girip çalıştırabileceğimiz bir prompt Gavinsoorma. The lsdsk command lists information about ASM disks from the V$ASM_DISK_STAT and V$ASM_DISK views. Running this command after you put disk in ASM, at any node, will cause ASM corruption. [grid@exa01dbadm01 ~]$ asmcmd ASMCMD> ls -l State Type Rebal Name MOUNTED NORMAL N DATAC1/ MOUNTED NORMAL N DBFS_DG/ MOUNTED NORMAL N RECOC1/ ASMCMD> lsdg State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name MOUNTED NORMAL N 512 4096 4194304 14315520 10306736 1192960 4556888 0 N DATA1/ Question: What do I do to drop a disk from an ASM diskgroup?I want to release a disk, and I don't know how to remove a disk from ASM. 2. PROT-00032: The Oracle Cluster Registry location to be added is a CSS voting file Oracle DBA Community. If you want to find the spfil… Handy references to day-to-day works of a Database Administrator. lsattr, setattr. 2. 7 lsgrp command ASMCMD utility, 10. The command succeeds but it retrieves only the disk names. It utilizes the dynamic performance view v$asm_disk respectively gv$asm_disk in a clustered environment if the ASM instance is up and running. [oracle@z-oracle ~]$ asmcmd afd_state ASMCMD-9526: The AFD state is 'LOADED' and filtering is 'ENABLED' on host 'z-oracle. ASMFD is a kernel module which resides in the I/O path of Oracle ASM disks – and is the natural successor to the Linux-only ASMLib kernel driver. com asmcmd is a command line tool that we can use to manage Oracle ASM instances, ASM disk groups, files and dierctories, templates very much as in the same way we would do while working with say a UNIX file system. This utility uses familiar Unix -style filesystem commands to view and manage ASM files and directories. Check ASM disk status for candidate disk $ asmcmd lsdsk -k -g --candidate Inst_ID Total_MB Free_MB OS_MB Name Failgroup Failgroup_Type Library Label UDID Product Redund Path 3 0 0 1019 REGULAR System UNKNOWN /dev/asm_test_1G_disk1 2 0 0 1019 REGULAR System UNKNOWN /dev/asm_test_1G_disk1 1 0 0 1019 REGULAR System UNKNOWN /dev/asm_test_1G_disk1 3 ASMCMD> lsdsk -t -G DATA2 --statistics Reads Write Read_Errs Write_Errs Read_time Write_Time Bytes_Read Bytes_Written Voting_File Create_Date Mount_Date Repair_Timer Path 18 447 0 0 . I checked with kfod and kfed and also using asmcmd lsdsk -g –candidate, the disks were there, avaliable to be used in another diskgroup but they were no a part of any diskgroup. 2. 0 - Production on Sat Mar 17 14:47:25 2012 1 post published by decipherinfosys on March 9, 2009. I just rewrote it so that matched the examples. ASMCMD> lsdsk Path /dev/raw/raw10 /dev/raw/raw11 /dev/raw/raw13 snipped Oracle Database 10g Release 1, introduced Automatic Storage Management(ASM), a new framework for managing Oracle database files,to bypass the OS overhead,to simplify Oracle data management,to enforce the SAME (Stripe And Mirror Everywhere, RAID10), andto provide a platform for file sharing in RAC and Grid computing. - md_restore Command Restores disk groups from a backup. ASM immediately starts the rebalance operation. We can now use ASMCMD to check that the ASM Filter Driver (ASMFD) is configured as expected. Using JSF 2. In our case, we are using the ASM Filter Driver (AFD), therefore we use the afd_scan command in asmcmd. How to Change the Default Session Timeout for Database Control/DB Control lsdsk command ASMCMD utility, 10. Recently I needed to install Oracle 12. Configure and Manage the ASM instance with ASMCA [grid@grac41 ~]$ asmcmd lsdg test -g Inst_ID State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name 3 MOUNTED NORMAL N 512 4096 1048576 2046 1746 0 873 0 N TEST/ 2 MOUNTED NORMAL N 512 4096 1048576 2046 1746 0 873 0 N TEST/ --> DG test still mounted on 2 RAC instances Either use asmca asmcmd lsdsk > /home/grid/disklist # In oracle 10g the above used command 'asmcmd' is not available so use SQL # query can be used to take the disk list. [root@odb02 ~]# crsctl stop has [root@odb02 ~]# asmcmd afd_configure AFD-627: AFD distribution files found. • Nonconnected mode: ASMCMD scans disk headers to retrieve disk information, using an ASM disk string to restrict the discovery set. ) A. But I still have no enough free space. afd_state – Returns the state of Oracle ASM Filter Driver. 2. 1. 6. This preview shows page 273 - 275 out of 424 pages. If the user wants to connect to a specific ASM instance, --inst option should be used to specify the instance name. – The oifcfg utility can direct components to use specificnetwork interfaces. Once the installation completed and the cluster running, you can see the open devices from the ASM instance and also the file descriptors from the OS: ASMCMD> lsod Instance Process OSPID Path 1 oracle@nlprcn1256 (DBW0) 20510 /dev/mapper/ASM-sdb1 1 oracle@nlprcn1256 (DBW0) 20510 /dev/mapper/ASM-sdc1 1 oracle@nlprcn1256 (DBW0) 20510 /dev/mapper To execute the command, the user must have root privileges. --Check ASMFD status ASMCMD> afd_state ASMCMD-9526: The AFD state is 'LOADED' and filtering is 'ENABLED' on host 'oel7node06. Finally, no need to remember these options; the help command shows all the options: ASMCMD> help lsdsk lsdsk [-ksptcgHI] [-d <diskgroup_name>] [pattern] The lsdsk command brings the more advanced volume management like functionality to the ASM world. - lsdg Command Lists all disk groups and their attributes. lsdsk (Oracle 11g) The # asmcmd afd_deconfigure. Can ASMCMD be used to manipulate the disks in a disk group? [root@server4 mapper]# asmcmd afd_lsdsk Connected to an idle instance. oraenv ORACLE_SID = [+ASM] ? +ASM The Oracle base remains unchanged with value /u01/app/oracle [oracle@oel61 ~]$ asmcmd lsdg State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name MOUNTED EXTERN N 512 4096 1048576 30708 28479 0 28479 0 N DATA/ [oracle@oel61 ~]$ ASMCMD equivalent for this command is lsdsk (11g R1 command). You can run the ASMCMD utility in either interactive or noninteractive mode. The summary usage is shown below. SYNTAX: In 11gR2 Oracle has added a startup/shutdown functionality in the ASMCMD line interface and introduced a new GUI ASMCA. permission of asmdisk --from all nodes ll <value_of_asm_diskstring> 4. Lsof for [oracle@mazar ~]$ asmcmd Connected to an idle instance. One such example is the metadata backup you saw earlier. About ASMCMDASMCMD is a command-line utility that you can use to manage Oracle ASM instances, disk groups, file access control for disk groups, files and directories within disk groups, templates for disk groups, and volumes. You can use Oracle ASM Command Line Utility (ASMCMD) command-line interface, Oracle ASM Configuration Assistant (ASMCA), and SQL*Plus to perform Oracle ASM instance administration tasks. The -I option forces non-connected mode. 0. - md_backup Command Creates a backup of all of the mounted disk groups. ASMCMD [+] > volcreate -G data -s 10G volume1 · Determine the device name of the volume that was created. Running this command after you put disk in ASM, at any node, will cause ASM corruption. 1. 1) Using ASMCMD Utility ( Latest method ) 2) Using RMAN ( alternative method ) 3) Using DBMS package ( old method ) In each method, we will copy the file from ASM to file system. enabled FALSE access_control. 1) Using ASMCMD Utility ( Latest method ) 2) Using RMAN ( alternative method ) 3) Using DBMS package ( old method ) In each method, we will copy the file from ASM to file system. 0. Specifying the -V option prints the asmcmd version number and exits immediately. It can be used to backup all data on ASM disks. After migrate from asmlib to asm filter drive using the Doc ID 2172754. Syntax for Starting ASMCMD; Running ASMCMD without Any Options; Specifying the Type of Connection; Specifying the Verbose Mode; Including the Current Directory in the ASMCMD Prompt; Displaying the ASMCMD Version Number; Running ASMCMD in Noninteractive Mode; Getting Help; ASMCMD ASMCMD> lsdg State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Voting_files Name MOUNTED EXTERN N 512 4096 1048576 2097152 1935206 0 1935206 0 N DATA/ MOUNTED NORMAL N 512 4096 1048576 30720 29794 10240 9777 0 Y OCR/ ASMCMD lsdsk lists ASM disk information Example: ASMCMD> lsdsk ADRCI is a command-line tool that is part of the fault diagnosability infrastructure introduced in To know the details of the disks in the DATA disk group, you issued the following ASMCMD command lsdsk -I -d DATA. Running again the afd_state command, we can confirm that the filtering is now enabled. Running ASMCMD in Interactive Mode. There were serious limitations to this method. Path /dev/sdc1 /dev/sdd1 /dev/sde1. It can list the contents of disk groups, perform searches, create and remove directories and aliases, display space utilization, and more. purestorage. The command fails unless you specify the FORCE option. Sometimes we may have encountered customer tickets such as they were not able to perform certain activities (example :- select from some table), may be because of permission issues or some other, but as a DBA , it is very premature to tell it is a permission issue without actually connecting to the customer’s user account. 0. parameters show parameters asm 3. The other notable is the command to check disks managed by the instance. One such example is the metadata backup you saw earlier. Automatic Storage Management (ASM) Command line utility (ASMCMD), introduced with Oracle Database 10g release 2. You can use ASMCMD (lsdsk if the command) but this is available only in 11. ASMCMD-08102: no connection to ASM; command requires ASM to run. ASMCMD> md_backup ASMCMD> md_restore User option -f to create a sql file instead of restoring directly. If you do not configure voting disks on Oracle ASM, then for high availability, Oracle recommends that you Use the 'asmcmd lsdsk --member' command to get the list of disks used by ASM. - lsdsk Command The post provides you an example about how to create an ASM diskgroup using XML code through the asmcmd command. 7 lsop command help Displays command assistance ls List the contents of a directory lsct List info about ASM clients lsdg List all disk groups and their attributes lsdsk List all physical disks visible to ASM md_backup Create a backup of the mounted diskgroups md_restore Restore the diskgroups from a backup mkalias Create an alias for a system generated filename Preparing to Run ASMCMD; Running ASMCMD in Interactive Mode. Running this command after you put disk in ASM, at any node, will cause ASM corruption. What would be the output of this command? The command succeeds and retrieves information by scanning the disk headers based on an ASM_DISKSTRING value 1 post published by mnsinger on November 27, 2012 Challenging the challenges over a decade. Last updated on October 10, 2013 ASMCMD-9526: The AFD state is ‘LOADED’ and filtering is ‘ENABLED’ on host ‘xxxxxxxx’ I’m working an SR but it’s errrm slow to say the least, so am doing my own research… Reply I guessed that was because of LUN size (it was exceed 2 TB)After that I dinamically shrinked LUN size on our external storage, rebooted and perfomed cfgmgr command on both nodes. ## Step by step how to create Oracle ACFS Cluster Filesystem ## ##### [grid@lnxcld02 trace]$ asmcmd Type "help [command]" to get help on a specific ASMCMD command In a 12. 2, the option has been available to install a piece of software called ASMFD, the ASM Filter Driver. [root@odb02 ~]# asmcmd afd_configure ASMCMD-9523: command cannot be used when Oracle Clusterware stack is up --If you encounter the above error, stop first has,Execute it again. 27, 2021. Device does not contain a recognized partition table Building a new DOS disklabel with disk identifier 0xa6320499. ASMCMD [+] > md_restore -b dg9. - ls Command Lists the contents of an ASM directory, the attributes of the specified - file, or the names and attributes of all disk groups. 1, Oracle also provides a utility called ASMCMD to provide a unix-like command line environment for querying information about ASM storage. Create a XML file (e. 0. Can you please help me how to run that in recipe. Oracle ASMCMD is ASM command-line utility that you can use to manage Oracle ASM instances, disk groups, file access control for disk groups, files and directories within disk groups, templates for disk groups, and volumes. ASMCMD (ASM Command Line Utility) Reference. Description:- In this article we are going to see Voting Disk In Oracle Rac Database concepts Oracle Clusterware uses voting disk files to determine which nodes are members of a cluster. from live node2 crsctl query css votedisk ocrcheck crsctl stat res -t Check ASM disks by asmcmd. 2和11. # Check if ASMFD is loaded [grid]$ asmcmd afd_state ASMCMD-9526: The AFD state is 'LOADED' and filtering is 'ENABLED' on host 'oralab01. remap marks a range of blocks as unusable on the disk and relocates any data allocated in that range. Script looks like as below. [oracle@z-oracle ~]$ asmcmd lsdsk -p -G DATA_TP Group_Num Disk_Num Incarn Mount_Stat Header_Stat Mode_Stat State Path 6 0 4042632212 CACHED MEMBER ONLINE NORMAL AFD:DATA_TP1 6 1 4042632213 CACHED MEMBER ONLINE NORMAL AFD:DATA_TP2 6 2 4042632214 CACHED MEMBER ONLINE NORMAL AFD:DATA_TP3 The lsdsk command brings the more advanced volume management like functionality to the ASM world. Partition number (1-4): 1. I'm not sure how to go about doing this. The other notable is the command to check disks managed by the instance. Place for Administrators, Architects and Developers Beginning with the version 11g Release 2, the ASM spfile is stored automatically in the first disk group created during Grid Infrastructure installation. This preview shows page 273 - 275 out of 424 pages. Oracle Automatic Storage Management Cluster File System (Oracle ACFS) is a multi-platform, scalable file system, and storage management technology that extends Oracle Automatic Storage Management (Oracle ASM) functionality to support all customer files. M managing ASM on Oracle 11G, We'll find new feature on asmcmd command-line ASMCMD cp ASMCMD lsdsk lists ASM disk information Example: ASMCMD> lsdsk Path /dev/raw/raw1 ASMCMD grid infrastructure home dizini altında ki bin klasörü içinden çalıştırılmalıdır. As grid user, execute following set of commands. md_backup: It creates a backup of all of the mounted disk groups. But CSSD needs the voting files before ASM is online. The cluster upgrade state is [NORMAL]. There are two methods to do it. It can list the contents of disk groups, perform searches, create and remove directories and aliases, display space utilization, and more. New commands in 11g include md_backup and asmcmd lsdsk -p asmcmd lsdsk --candidate -p -- if you use ASMLib /usr/sbin/oracleasm listdisks /usr/sbin/oracleasm querydisk {DISKNAME | devicename} --check all disk 2. These commands enable you to re-create a pre-existing ASM disk group with the same disk path, disk name, failure groups, attributes, templates and alias directory structure. 8 lsof command ASMCMD utility, 10. 841985 77824 1830912 N 20-NOV-10 20-NOV-10 0 /dev/rdisk/disk61 New ASMCMD commands. In Oracle 10g Release 1, ASM could only be administered through SQL commands or the Enterprise Manager (EM) GUI. ASMCMD> lsdsk -Ik Total_MB Name Failgroup Path 103 DG4_0000 DG4_0000 /dev/raw/raw10 The ASMCMD alert log shows to which instance ASMCMD is connected to. 1. 4. EM. ASMCMD is a command-line utility that you can use to easily view and manipulate files and directories within Automatic Storage Management (ASM) disk groups. Next step is to check the state of ASMFD, then we will reset the DISKSTRING parameter by using asmcmd command. The afd_deconfigure command must be run noninteractively as a root user. D. lsdsk: It lists disks visible to ASM. Viewing Disk Groups with Associated Disks 1. The other notable is the command to check disks managed by the instance. Command action e extended p primary partition (1-4) p. ASMCMD is a command line utility for managing files and directories in ASM (Automatic Storage Management ) diskgroups. 0. Scan the disks to make sure the latest state of the headers are read. 10. com' afd_lsdsk – Lists Oracle ASM Filter Driver disks. So the sizes of the files / directories are this time suffixed with a 'k' if its kilobytes and 'M' if its Megabytes and 'G' if its Gigabytes. --Check the attribute of data diskgroup ASMCMD [+] > lsattr -lm -G data-l display name with value-m add additiona value. The commands are: spbackup – backs up an ASM spfile to a backup file. 1. ASMCMD aracını etkileşimli(interactive) veya etkilişimsiz(noninteractive) modda çalıştırabiliriz. Use the ASMCMD cp command to copy the back up file from the disk group to an operating system file. Manage ASM Password file with ASMCMD commands in Oracle Create a Password file in ASM ASMCMD> pwcreate –dbuniquename {db_unique_name} {file_path} {sys_password} Example: ASMCMD> pwcreate --asm +disk_group_name/orapwASM sys_password ASMCMD> pwcreate –-asm '+DATA/orapwasm' 'welcome' Check the password file location pwget --asm +disk_group_name/orapwasm List the ASM user password ASMCMD ASMCMD> lsdg DATA State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Name MOUNTED EXTERN N 512 4096 1048576 51200 49375 0 49375 DATA/ ASMCMD> lsdsk -t -G DATA Create_Date Mount_Date Repair_Timer Path 18-SEP-09 18-SEP-09 0 /dev/raw/raw1 Step8: Also check in asmcmd (command: lsdsk -tG <diskgroup name>) # it will show the added disk there. 1 Oracle restart environment afd_configure command to implement the ASM Filter Driver returns the error: ASMCMD-9524: AFD configuration failed 'ERROR: OHASD start failed' The devices are able to be labelled ok during the session but once the host is rebooted it seems like the driver isn't loading/scanning on boot ASMCMD is a command-line utility that you can use to easily view and manipulate files and directories within Automatic Storage Management (ASM) disk groups. 0. But I still have no enough free space. . Restricted Mount ASM devices Note: Always check all nodes in your clusterto be sure we pick up the right devices You may use kfed to see wetherwe get consistent resultson all nodes [grid@grac41 ASM]$ ssh grac41 asmcmd lsdsk -k --candidate Total_MB Free_MB OS_MB Name Failgroup Failgroup_Type Libr ary Label UDID Product Redund Path 0 0 10236 REGULAR Syst em This mode is useful is automating the process using scripts. Note: I am not the author of this article. At its startup, CSSD scans the device headers of all devices specified in the gpnp profile xml file, tag “DiscoveryString” which contains the same value as specified in asm_diskstring parameter for ASM … Continue reading LET’S EDIT GPNP PROFILE → Free Oracle Database 11g New Features for Administrators Certification Sample Questions for 1Z0-050 Exam and Complete OCP Exam Guide with Online Certification Practice Exam. For lists out the ASM disk which is under in ASM, use the below command, [root@test1a ~]# /etc/init. ; All systems to use ASM have been prepped for the GI. The interactive mode of the ASMCMD utility provides a shell-like environment where you are prompted to enter ASMCMD commands. 1. Restricted Mount. asmcmd is a command line tool that we can use to manage Oracle ASM instances, ASM disk groups, files and dierctories, templates very much as in the same way we would do while working with say a UNIX file system. Here is an example of the -k flag extracting the information from the disk headers. The connected mode is always attempted first. There are various ASMCMD commands that accept wildcards. 3. ----- Label Filtering Path ===== V512DATA1 ENABLED /dev/mapper/v512data1 V512DATA2 ENABLED /dev/mapper/v512data2 V512DATA3 ENABLED /dev/mapper/v512data3 V512DATA4 ENABLED /dev/mapper/v512data4 V512DATA5 ENABLED /dev/mapper/v512data5 V512DATA6 ENABLED /dev/mapper/v512data6 --Check ASMFD status ASMCMD> afd_state ASMCMD-9526: The AFD state is 'LOADED' and filtering is 'ENABLED' on host 'oel7node06. issued the following ASMCMD command: ASMCMD> lsdsk -I -d DATA See details at Options for the lsdsk command. 2 archive log files creating in Automatic Storage Management, A. ASMCMD is a command line utility for managing files and directories in ASM (Automatic Storage Management) diskgroups. ASMCMD-9526: The AFD state is 'LOADED' and filtering is 'ENABLED' on host 'rac12a. The command is lsdsk. cd, cp, du, find, help, ls, lsct, lsdg, lsof, mkalias mkdir, pwd, rm, rmalias. Command (m for help): n. Running this command after you put disk in ASM, at any node, will cause ASM corruption. C. Automatic Storage Management (ASM) is a new type of… KT Experts is one enthusiastic knowledge-sharing platform. backup -t full -f cr_dg9. Command (m for help): n Partition type: p primary (0 primary, 0 extended, 4 free) e extended Select (default p): p Partition number (1-4, default 1): First sector (2048-20971519, default Explanation: QUESTION NO: 40 Which two are the uses of the ASM metadata backup and restore (AMBR) feature? (Choose two. [oracle@oel61 ~]$ . 1 but check it). ## Step by step how to create Oracle ACFS Cluster Filesystem ## ##### [grid@lnxcld02 trace]$ asmcmd Type "help [command]" to get help on a specific ASMCMD command ASMCMD> cd data2 ASMCMD> ls ASMCMD> mkdir layatest ASMCMD> cd layatest ASMCMD> mkdir spfile ASMCMD> cd spfile ASMCMD> pwd +data2/layatest/spfile Crate the spfile in the above location +DATA2/layatest/spfile rhelrac1-> export ORACLE_SID=layatest1 rhelrac1-> sqlplus / as sysdba SQL*Plus: Release 10. 3. -bash-3. Starting with ASM version 11. wildcard characters behave identically. ASMCMD> lsdsk The remap command was introduced to address situations where a range of bad sectors exists on a disk and must be corrected before Oracle ASM or database I/O. But transfering file between asm diskgroups of different servers will be a tricky one. With the new image based Oracle Grid installation I expected this to be easy. The format is asmcmd (command) (option),where command is the ASMCMD command to be run and option is the option with which the command has to be run. Managing ASM through SQL interfaces, in Oracle Database 10g Release 1, posed a challenge for administrators who were not very familiar with SQL and preferred a more conventional command line interface. For listing OS level directory structure path use lsdsk command. The summary usage is shown below. In Oracle Database 11g, some additional commands in the ASMCMD prompt makes it extremely easy to manage the ASM instance. 2, the ASM spfile can be stored in an ASM disk group. . ASMCMD [+] > showversion --active Oracle ASM active version on the cluster is [18. In Oracle Database 11g, the lsdsk command has a flag "I" (uppercase "I", not lowercase "L") that extracts the information from the disk headers instead of V$ views. asmcmd lsdsk command