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Problem Analysis bye Live Partition Mobility

–    Problem with  LPM: — Error Message: HSCL400A There was a problem running the VIOS command. HSCLA29A The RMC command issued to partition VIO2102 failed. The partition command is: migmgr -f get_adapter  -t vscsi -s U9117.MMC.6583EEB-V2-C38 -w 13857705817653313572 -W 13857705817653313573 -d 2 The RMC return code is: 0 The OS command return code is: 82 […]

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we get on VIO in errpt “DELAYED INTS” error

we saw on VIO Server Excessive interrupt disablement time Problembeschreibung LABEL: DELAYED_INTS IDENTIFIER: A2205861 Date/Time: Thu Jul 10 20:34:35 CEST 2014 Sequence Number: 28277 Machine Id: 00C7DE574C00 Node Id: apu001 Class: S Type: PERF WPAR: Global Resource Name: SYSPROC Description Excessive interrupt disablement time Probable Causes SOFTWARE PROGRAM Failure Causes SOFTWARE PROGRAM Recommended Actions REPORT […]

HMC ALERT: VAR USAGE EXCEEDS THRESHOLD

Check disk usage by login as hscroot and open restricted shell. Enter the command monhmc -r disk -n 0 to check the disk usage. Enter the command chhmcfs -o f -f /var -s 1000 to delete unused files

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Change on the fly VIO FC mapping because of problem with Live Partition Mobility

we want move the lpar to another CEC. but we get the following error: Migr: LPAR=nim9, Src_CEC=mars-9117-MMB-SNXXXXXX, Trgt_CEC=jupiter-9117-MMD-SNXXXXX, Src_VIO=xxx.xxx.xxx.xxx, Trgt_VIO=xxx.xxx.xxx.xxx Partition migration failed with the following errors: HSCLA27C The operation to get the physical device location for adapter U9117.MMB.06xxxxx-V2-C49 on the virtual I/O server partition VIO2 has failed. The partition command is: migmgr -f get_adapter […]

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How to create /etc/niminfo file on the client.

root@selix  [/home/root] # niminit -a name=selix -a master=nim1 -a connect=nimsh 0513-059 The nimsh Subsystem has been started. Subsystem PID is 6095084. root@selix  [/home/root]

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Create SEA Failover

Create two virtual adapter one for SEA other for control channel $ entstat -all ent2 | grep VLAN ( set trunk priority 1 for primary and set trunk prio 2 for secondary VIO2 Server) (keep the access external network checkbox selected.) Here is an example: Invalid VLAN ID Packets: 0 Port VLAN ID:     20 VLAN […]

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Configure SEA on the VIO

1) $lsdev -type adapter  ( look the output ) ent0             Available   4-Port 10/100/1000 Base-TX PCI-Express Adapter (14106803) ent1             Available   4-Port 10/100/1000 Base-TX PCI-Express Adapter (14106803) ent2             Available   4-Port 10/100/1000 Base-TX PCI-Express Adapter (14106803) ent3             Available   4-Port 10/100/1000 Base-TX PCI-Express Adapter (14106803) ent4             Available   EtherChannel / IEEE 802.3ad Link Aggregation

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Volume Groups limit on AIX

                        example1: Normal VG mkvg -s 16 -t 2 -y datavg hdisk4 (partition size is 16. Factor(t) is 2.  1016 x 2= 2032 ( that means this volumegroup can have up to 16 disk. see table example2: Big VG mkvg -B -t 16 -y […]

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superblock corrupt in AIX?

each filesystem hast two superblock. one in logical block 1 and copy in logical block 31. We can copy supberblock fro block 31 to block1 for the root file system here is the command: dd count=1 bs=4k skip=31 seek=1 if=/dev/hd4 of=/dev/hd4

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Boot problem on AIX

                         

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