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Solaris Svm Cheat Sheet


This situation could follow a panic when Solaris Volume Manager discovers that fewer than half of the state database replicas are available. d12: Submirror of d2 State: Needs maintenance Invoke: "metareplace d2 /dev/dsk/c0t3d0s6 " Size: 286740 blocks Stripe 0: Device Start Block Dbase State Hot Spare /dev/dsk/c0t3d0s6 0 No Maintenance d22: Submirror There is slight disk problem on one of the mirror disk causing cluster to panic. Can this be fixed without loosing data on the FS.

However, not all UNIX file systems (UFS) can be expanded this way. Conversely, Solaris Volume Manager displays either the old or the new format. Forum Operations by The UNIX and Linux Forums UNIX & Linux Forums > Top Forums > UNIX for Advanced & Expert Users Member Name Remember Me? Recovering From Soft Partition Problems This section shows how to recover configuration information for soft partitions.

Solaris Svm Cheat Sheet

Performing Mounted Filesystem Backups Using the ufsdump Command The following procedure describes how to increase the performance of the ufsdump command when you use it to backup a mounted filesystem located Then, the system fails. Creating compare database for file system . OCP, Oracle Solaris 11 SA .

Since only two of the six state database replicas in this example are in error, you can still boot. Exit the shell when done to continue the boot process. 復旧手順 1、障害のあるディスクを特定する /var/adm/messages を参照するかmetastat コマンドを使用し障害のディスクを特定する ※なお再起動してしまった場合は/varはマウントされていないので、下記コマンドにて読取専用でマウント可能 mount -o ro /var metastatを使用した場合 この場合は、d20(c1t1d0s0)のステータスが、「Needs maintenance」となっている為、これが動作していないとわかる # metastat d0: Mirror Submirror 0: d10 State: Use the metadb command to verify the status of the state database replicas. Metastat Needs Maintenance Are you constantly trying to hide your drive from your friends because you are embarrassed to be seen with it?

Determine how many state database replicas have failed by using the metadb command. # metadb flags first blk block count M p unknown unknown /dev/dsk/c0t3d0s3 M p unknown unknown /dev/dsk/c0t3d0s3 a When disks are moved to a different controller or when the SCSI target numbers change, Solaris Volume Manager usually correctly identifies the movement and updates all related Solaris Volume Manager records c1t0d0 /[email protected],700000/[email protected]/[email protected],0 1. bash-2.05# metastat d10: Soft Partition Device: c1t1d0s1 State: Okay Size: 10240 blocks Device Start Block Dbase Reloc c1t1d0s1 0 No Yes Extent Start Block Block count 0 1 10240 d11: Soft

FreeBSD PRs I've sent . Mount: /dev/md/dsk/d0 Is Not This Fstype. Thanks in advance. Determine that half of the root (/), swap, and /usr mirrors have failed by using the metastat command. # metastat d0: Mirror Submirror 0: d10 State: Needs maintenance Submirror 1: d20 Join and Comment By clicking you are agreeing to Experts Exchange's Terms of Use.

Warning: Stale State Database Replicas. Metastat Output May Be Inaccurate

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« Previous Thread | Next Thread » Thread Tools Show Printable Version Email this Page Subscribe to Solaris Svm Cheat Sheet Blog Archive ► 2014 (7) ► May (1) ► March (4) ► February (2) ► 2013 (6) ► March (3) ► February (1) ► January (2) ► 2012 (6) ► September Set Md:mirrored_root_flag=1 When you see this message, note the device.

Creating compare database for file system . Check the user and application data on all volumes. Integrity check OK. Paper and web publications . Metastat: There Are No Existing Databases

The Solaris Volume Manager (SVM) supports hot sparing with hot spares pools, which are a collection of devices devoted to being hot spares. SunOS 5.9 s81_51 May 2002 ... Example 25–1 Recovering From Stale State Database ReplicasIn the following example, a disk that contains seven replicas has gone bad. First, use the metarecover command to determine whether the two sources agree.

Login. Metaclear Metadevice In Use c1t2d0 /[email protected],700000/[email protected]/[email protected],0 3. The metarecover command should only be used when you have lost both your metadb and md.cf files, and your md.tab file is lost or out of date.

How to Purge a Disk Set Steps Attempt to take the disk set with the metaset command. # metaset -s setname -t -f This command will attempt to take (-t) the

If it does occur, it is most likely to affect Fibre Channel-attached storage. If you need to update your Solaris Volume Manager configuration while this condition exists, you must use the cntndn names that are reported by the metastat command when you issue any The time now is 08:47 PM. - Contact Us - UNIX & Linux - unix commands, linux commands, linux server, linux ubuntu, shell script, linux distros. - Advertising - Top Metareplace Steps Attach the disk or disks that contain the Solaris Volume Manager configuration to a system with no preexisting Solaris Volume Manager configuration.

Reason: added code tags Remove advertisements Sponsored Links Naresh Kommina View Public Profile Find all posts by Naresh Kommina #2 07-18-2009 seg Registered File systems that are mounted directly on disk slices do not have the protection of Solaris Volume Manager error handling. All rights reserved. No name for current boot environment.

These six sources will help you identify the most popular threat actor tactics, techniques, and procedures (TTPs). Now try metareplace d0 -e c1t0d0s0 and see if it resynchronizes the mirror ... (It should copy data from d2 to d1) 0 Featured Post Top 6 Sources for Identifying Threat Why VCS is not able to write /var filesystem, as one of the disk is healthy. -------------------------------------------------------------------------------------------- From VCS engine log, 2013/04/20 02:34:18 VCS INFO V-16-1-50135 User root fired command: hagrp Populating file systems on boot environment .

When you created the mirror for the root (/) file system, you should have recorded the alternate boot device as part of that procedure. In this example, c0t1d0 is the problem device. # metadb flags first blk block count a m u 16 1034 /dev/dsk/c0t0d0s4 a u 1050 1034 /dev/dsk/c0t0d0s4 a u 2084 1034 /dev/dsk/c0t0d0s4 Now try metareplace d0 -e c1t0d0s0 and see if it resynchronizes the mirror ... (It should copy data from d2 to d1) Go to Solution 6 Comments LVL 7 Overall: Determine which state database replicas are unavailable. # metadb -i If one or more disks are known to be unavailable, delete the state database replicas on those disks.

Note – This procedure only works to recover soft partition information. This step is especially important if the root (/) file system is mirrored. The device is not a root device for any boot environment; cannot get BE ID. Use the format command or the fmthard command to partition the disk as it was configured before the failure.

Regards, Naresh Last edited by DukeNuke2; 07-18-2009 at 01:03 PM.. c1t3d0 /[email protected],700000/[email protected]/[email protected],0 Specify disk (enter its number): ------------------------------------ Please help me on this case. I currently work for SILCA, Paris .