EMC emcp_mond is too high in CPU Usage.

Problem:
EMC emcp_mond is too high in CPU Usage.

Solution:

1.Kill emcp_mond (via kill -9 and wait 30 secs for emcp_mond to die).

2.Use rmitab rcemcp_mond to remove the entry for good.

how to delete emc devices in AIX

 how to delete emc devices in AIX

export AIX_NO_SAVEBASE=1
lsdev -Ccdisk |grep power |awk '{print "rmdev -l "$1}' |sh
unset AIX_NO_SAVEBASE
savebase -v

How to change EMC Array failover mode.

How to change EMC Array failover mode.


Pseudo name=hdiskpower0
Logical device ID=60060160DE502200Dxxxxxxxxxxxx [LUN 314]
state=alive; policy=CLAROpt; priority=0; queued-IOs=0
Owner: default=SP A, current=SP A    Array failover mode: 1
==============================================================================
---------------- Host ---------------   - Stor -   -- I/O Path -  -- Stats ---
###  HW Path                I/O Paths    Interf.   Mode    State  Q-IOs Errors
==============================================================================
   0 fscsi0                    hdisk0    SP A0     active  alive      0      0
   2 fscsi2                    hdisk1    SP A1     active  alive      0      0
   1 fscsi1                    hdisk3    SP B1     active  alive      0      0
   3 fscsi3                    hdisk6    SP B0     active  alive      0      0


Solution: You need AIX reboot to apply the "Array failover mode" to be changed.

How to delete EMC Disk and reconfigure in AIX

How to delete EMC Disk and reconfigure in AIX

- powermt display
- powermt remove hba=0
- powermt display
- lsdev -C | grep fcs0
- rmdev -l fcs0 -dR
- powermt display
- cfgmgr -v
- powermt display

EOF.

How to upgrade EMC version 5.3.

How to upgrade EMC version 5.3 to 5.5.


cd emc
rm .toc
mkdir PP
cd PP
gunzip EMCPower.AIX.5.5.P05.b001.gz
file EMCPower.AIX.5.5.P05.b001
tar -xvf EMCPower.AIX.5.5.P05.b001
lslpp -l |grep -i emc
powermt version
/etc/rc.agent stop
installp -agXd . EMCpower
installp -u EMCpower
powermt watch
df -tk
lspv
lsvg -l devvg
pprootdev off
lspv
/etc/rc.agent stop
lsdev -Ccdisk -tpower -Fname
lsdev -Ccdisk -tpower -Fname | xargs -n1 rmdev -dl
varyoffvg devvg
lspv
lsdev -Ccdisk -tpower -Fname | xargs -n1 rmdev -dl
lsdev -Cc disk
lspv
installp -agXd . EMCpower
powermt version
powermt watch
powermt config
powermt watch
lspv
varyonvg devvg

#Re-Installation of EMC Device

#Re-Installation of EMC Device.

smitty installp powermt config powermt save errpt powermt display sympd list