Shulou(Shulou.com)06/02 Report--

AIX Learning-File system repair (/ home)

System environment:

Operating system: AIX 5.3.8

Oracle: Oracle 10gR2

Case study:

The following error occurred while executing the mount file system:

[root@aix199:/] # mount / home

Replaying log for / dev/hd1.

Devices already mounted that are using / dev/hd8

Failure replaying log: 0

Mount: / dev/hd1 on / home: Unformatted or incompatible media

The superblock on / dev/hd1 is dirty. Run a full fsck to fix.

View logical volumes:

[root@aix199:/] # lsvg-l rootvg

Rootvg:LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINThd5 boot 1 1 1 closed/syncd N/Ahd6 paging 32 32 1 open/syncd N/Ahd8 jfslog 1 1 1 open/syncd N/Ahd4 jfs 128 128 1 open/syncd / hd2 jfs 96 96 1 open/syncd / usrhd9var jfs 32 32 1 open/syncd / varhd3 jfs 32 32 1 open/syncd / tmphd1 jfs 80 80 1 closed/syncd / Homehd10opt jfs 16 16 1 open/syncd / optlv01 jfs 1 1 1 open/syncd / var/adm/csd

Synchronous vg:

[root@aix199:/] # synclvodm-v rootvg

Synclvodm: Physical volume data updated.synclvodm: Logical volume hd5 updated.synclvodm: Logical volume hd6 updated.synclvodm: Logical volume hd8 updated.synclvodm: Logical volume hd4 updated.synclvodm: Logical volume hd2 updated.synclvodm: Logical volume hd9var updated.synclvodm: Logical volume hd3 updated.synclvodm: Logical volume hd1 updated.synclvodm: Logical volume hd10opt updated.synclvodm: Logical volume lv01 updated.

[root@aix199:/] # lsvg-l rootvg

Rootvg:LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINThd5 boot 1 1 1 closed/syncd N/Ahd6 paging 32 32 1 open/syncd N/Ahd8 jfslog 1 1 1 open/syncd N/Ahd4 jfs 128 128 1 open/syncd / hd2 jfs 96 96 1 open/syncd / usrhd9var jfs 32 32 1 open/syncd / varhd3 jfs 32 32 1 open/syncd / tmphd1 jfs 80 80 1 closed/syncd / Homehd10opt jfs 16 16 1 open/syncd / optlv01 jfs 1 1 1 open/syncd / var/adm/csd

Mount file system:

[root@aix199:/] # mount / home

Replaying log for / dev/hd1.

Devices already mounted that are using / dev/hd8

Failure replaying log: 0

Mount: / dev/hd1 on / home: Unformatted or incompatible media

The superblock on / dev/hd1 is dirty. Run a full fsck to fix.

Fsck repairs the file system:

[root@aix199:/] # fsck-y / home

* * Checking / dev/rhd1 (/ home) * * Phase 1-Check Blocks and Sizes** Phase 2-Check Pathnames** Phase 3-Check Connectivity** Phase 4-Check Reference Counts** Phase 5-Check Inode Map** Phase 6-Check Block MapSuperblock is marked dirty (FIXED) 105 files 397841 blocks 10087919 free* Filesystem was modified *

Re-mount the file system:

[root@aix199:/] # mount / home [root@aix199:/] # ls / homeTT_DB dba guest lost+found oracle

Error executing sqlplus command:

[oracle@aix199:~] $sqlplus

Could not load program sqlplus:

Cannot run a 64-bit program until the 64-bit

Environment has been configured. See the system administrator.

Check the kernel version of the system:

[root@aix199:/] # bootinfo-K

sixty-four

View system information:

[root@aix199:/] # prtconf | more

System Model: IBM,7028-6C4Machine Serial Number: 108570CProcessor Type: PowerPC_POWER4Processor Implementation Mode: POWER4Processor Version: PV_4Number Of Processors: 2Processor Clock Speed: 1002 MHzCPU Type: 64-bitKernel Type: 64-bitLPAR Info: 1 NULLMemory Size: 1024 MBGood Memory Size: 1024 MBPlatform Firmware level: 3R080425Firmware Version: IBM,RG080425_d79e22_rConsole Login: enableAuto Restart: trueFull Core: false

The system kernel should be 64-bit, so restart the system and solve the problem after the system restart!

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