server1:/root # for i in `lsdev -Cs vscsi | awk '{print $1}'`
> do
> lscfg -vl $i
> done
hdisk0 U9119.FHA.021CBF4-V11-C4-T1-L8100000000000000 Virtual SCSI Disk Drive
hdisk1 U9119.FHA.021CBF4-V11-C4-T1-L8200000000000000 Virtual SCSI Disk Drive
hdisk2 U9119.FHA.021CBF4-V11-C5-T1-L8100000000000000 Virtual SCSI Disk Drive
hdisk3 U9119.FHA.021CBF4-V11-C5-T1-L8200000000000000 Virtual SCSI Disk Drive
hdisk35 U9119.FHA.021CBF4-V11-C5-T1-L8300000000000000 Virtual SCSI Disk Drive
hdisk0, hdisk1 is coming from one VIO > V11-C4
hdisk2, hdisk3, hdisk35 is coming from another VIO > V11-C5
server1:/root # lsvg -p rootvg
rootvg:
PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION
hdisk0 active 527 71 00..00..00..00..71
hdisk1 active 63 0 00..00..00..00..00
hdisk2 active 527 71 09..03..00..00..59
hdisk3 active 63 0 00..00..00..00..00
server1:/root # lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging00 hdisk1 rootvg 4032MB 1 yes yes lv 0
hd6 hdisk0 rootvg 4032MB 1 yes yes lv 0
Need to make sure, paging00 disk is mirrored and the mirrored disk should come from another VIO.
server1:/root # lslv -m paging00
paging00:N/A
LP PP1 PV1 PP2 PV2 PP3 PV3
0001 0001 hdisk1 0001 hdisk3
0002 0002 hdisk1 0002 hdisk3
0003 0003 hdisk1 0003 hdisk3
0004 0004 hdisk1 0004 hdisk3
0005 0005 hdisk1 0005 hdisk3
0006 0006 hdisk1 0006 hdisk3
0007 0007 hdisk1 0007 hdisk3
0008 0008 hdisk1 0008 hdisk3
0009 0009 hdisk1 0009 hdisk3
0010 0010 hdisk1 0010 hdisk3
0011 0011 hdisk1 0011 hdisk3
0012 0012 hdisk1 0012 hdisk3
0013 0013 hdisk1 0013 hdisk3
So, paging has redundancy.
Next is sysdump...
==========
server1:/root # sysdumpdev -e
Estimated dump size in bytes: 983564288 > that is 0.9GB
server1:/root # sysdumpdev -l
primary /dev/aixdump
secondary /dev/sysdumpnull
copy directory /var/adm/ras
forced copy flag TRUE
always allow dump FALSE
dump compression ON
type of dump traditional
server1:/root # lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 2 2 closed/syncd N/A
hd6 paging 63 126 2 open/syncd N/A
hd8 jfs2log 1 2 2 open/syncd N/A
hd4 jfs2 8 16 2 open/syncd /
hd2 jfs2 48 96 2 open/syncd /usr
hd9var jfs2 32 64 2 open/syncd /var
hd3 jfs2 48 96 2 open/syncd /tmp
hd1 jfs2 16 32 2 open/syncd /home
hd10opt jfs2 48 96 2 open/syncd /opt
hd11admin jfs2 2 4 2 open/syncd /admin
aixdump sysdump 32 64 2 open/syncd N/A
livedump jfs2 4 8 2 open/syncd /var/adm/ras/livedump
paging00 paging 63 126 2 open/syncd N/A
fslv00 jfs2 1 2 2 open/syncd /usr/local
fslv01 jfs2 16 32 2 open/syncd /usr/sys/inst.images
perflv jfs2 32 64 2 open/syncd /var/opt/perf
sarlv jfs2 48 96 2 open/syncd /var/adm/sa
openvlv jfs2 24 48 2 open/syncd /usr/openv
topaslv jfs2 16 32 2 open/syncd /etc/perf
server1:/root # lslv -m aixdump
aixdump:N/A
LP PP1 PV1 PP2 PV2 PP3 PV3
0001 0108 hdisk0 0027 hdisk2
0002 0109 hdisk0 0028 hdisk2
0003 0110 hdisk0 0029 hdisk2
0004 0111 hdisk0 0030 hdisk2
0005 0112 hdisk0 0031 hdisk2
0006 0113 hdisk0 0032 hdisk2
0007 0114 hdisk0 0033 hdisk2
0008 0115 hdisk0 0034 hdisk2
0009 0116 hdisk0 0035 hdisk2
0010 0117 hdisk0 0036 hdisk2
aixdump is mirrored here....... sysdump shouldnt be mirrored. So, remove the copies and create another LV in hdisk2 and make that LV as secondary dump device.
aixdump2/root # rmlvcopy aixdump 1 hdisk2
server1:/root # lslv -m aixdump
aixdump:N/A
LP PP1 PV1 PP2 PV2 PP3 PV3
0001 0108 hdisk0
0002 0109 hdisk0
0003 0110 hdisk0
0004 0111 hdisk0
0005 0112 hdisk0
server1:/root # smitty lv > to create another LV (aixdump2)
server1:/root # lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 2 2 closed/syncd N/A
hd6 paging 63 126 2 open/syncd N/A
hd8 jfs2log 1 2 2 open/syncd N/A
hd4 jfs2 8 16 2 open/syncd /
hd2 jfs2 48 96 2 open/syncd /usr
hd9var jfs2 32 64 2 open/syncd /var
hd3 jfs2 48 96 2 open/syncd /tmp
hd1 jfs2 16 32 2 open/syncd /home
hd10opt jfs2 48 96 2 open/syncd /opt
hd11admin jfs2 2 4 2 open/syncd /admin
aixdump sysdump 32 32 1 open/syncd N/A
livedump jfs2 4 8 2 open/syncd /var/adm/ras/livedump
paging00 paging 63 126 2 open/syncd N/A
fslv00 jfs2 1 2 2 open/syncd /usr/local
fslv01 jfs2 16 32 2 open/syncd /usr/sys/inst.images
perflv jfs2 32 64 2 open/syncd /var/opt/perf
sarlv jfs2 48 96 2 open/syncd /var/adm/sa
openvlv jfs2 24 48 2 open/syncd /usr/openv
topaslv jfs2 16 32 2 open/syncd /etc/perf
aixdump2 sysdump 32 32 1 closed/syncd N/A
server1:/root # sysdumpdev -P -s /dev/aixdump2
primary /dev/aixdump
secondary /dev/aixdump2
copy directory /var/adm/ras
forced copy flag TRUE
always allow dump FALSE
dump compression ON
type of dump traditional
> do
> lscfg -vl $i
> done
hdisk0 U9119.FHA.021CBF4-V11-C4-T1-L8100000000000000 Virtual SCSI Disk Drive
hdisk1 U9119.FHA.021CBF4-V11-C4-T1-L8200000000000000 Virtual SCSI Disk Drive
hdisk2 U9119.FHA.021CBF4-V11-C5-T1-L8100000000000000 Virtual SCSI Disk Drive
hdisk3 U9119.FHA.021CBF4-V11-C5-T1-L8200000000000000 Virtual SCSI Disk Drive
hdisk35 U9119.FHA.021CBF4-V11-C5-T1-L8300000000000000 Virtual SCSI Disk Drive
hdisk0, hdisk1 is coming from one VIO > V11-C4
hdisk2, hdisk3, hdisk35 is coming from another VIO > V11-C5
server1:/root # lsvg -p rootvg
rootvg:
PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION
hdisk0 active 527 71 00..00..00..00..71
hdisk1 active 63 0 00..00..00..00..00
hdisk2 active 527 71 09..03..00..00..59
hdisk3 active 63 0 00..00..00..00..00
server1:/root # lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
paging00 hdisk1 rootvg 4032MB 1 yes yes lv 0
hd6 hdisk0 rootvg 4032MB 1 yes yes lv 0
Need to make sure, paging00 disk is mirrored and the mirrored disk should come from another VIO.
server1:/root # lslv -m paging00
paging00:N/A
LP PP1 PV1 PP2 PV2 PP3 PV3
0001 0001 hdisk1 0001 hdisk3
0002 0002 hdisk1 0002 hdisk3
0003 0003 hdisk1 0003 hdisk3
0004 0004 hdisk1 0004 hdisk3
0005 0005 hdisk1 0005 hdisk3
0006 0006 hdisk1 0006 hdisk3
0007 0007 hdisk1 0007 hdisk3
0008 0008 hdisk1 0008 hdisk3
0009 0009 hdisk1 0009 hdisk3
0010 0010 hdisk1 0010 hdisk3
0011 0011 hdisk1 0011 hdisk3
0012 0012 hdisk1 0012 hdisk3
0013 0013 hdisk1 0013 hdisk3
So, paging has redundancy.
Next is sysdump...
==========
server1:/root # sysdumpdev -e
Estimated dump size in bytes: 983564288 > that is 0.9GB
server1:/root # sysdumpdev -l
primary /dev/aixdump
secondary /dev/sysdumpnull
copy directory /var/adm/ras
forced copy flag TRUE
always allow dump FALSE
dump compression ON
type of dump traditional
server1:/root # lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 2 2 closed/syncd N/A
hd6 paging 63 126 2 open/syncd N/A
hd8 jfs2log 1 2 2 open/syncd N/A
hd4 jfs2 8 16 2 open/syncd /
hd2 jfs2 48 96 2 open/syncd /usr
hd9var jfs2 32 64 2 open/syncd /var
hd3 jfs2 48 96 2 open/syncd /tmp
hd1 jfs2 16 32 2 open/syncd /home
hd10opt jfs2 48 96 2 open/syncd /opt
hd11admin jfs2 2 4 2 open/syncd /admin
aixdump sysdump 32 64 2 open/syncd N/A
livedump jfs2 4 8 2 open/syncd /var/adm/ras/livedump
paging00 paging 63 126 2 open/syncd N/A
fslv00 jfs2 1 2 2 open/syncd /usr/local
fslv01 jfs2 16 32 2 open/syncd /usr/sys/inst.images
perflv jfs2 32 64 2 open/syncd /var/opt/perf
sarlv jfs2 48 96 2 open/syncd /var/adm/sa
openvlv jfs2 24 48 2 open/syncd /usr/openv
topaslv jfs2 16 32 2 open/syncd /etc/perf
server1:/root # lslv -m aixdump
aixdump:N/A
LP PP1 PV1 PP2 PV2 PP3 PV3
0001 0108 hdisk0 0027 hdisk2
0002 0109 hdisk0 0028 hdisk2
0003 0110 hdisk0 0029 hdisk2
0004 0111 hdisk0 0030 hdisk2
0005 0112 hdisk0 0031 hdisk2
0006 0113 hdisk0 0032 hdisk2
0007 0114 hdisk0 0033 hdisk2
0008 0115 hdisk0 0034 hdisk2
0009 0116 hdisk0 0035 hdisk2
0010 0117 hdisk0 0036 hdisk2
aixdump is mirrored here....... sysdump shouldnt be mirrored. So, remove the copies and create another LV in hdisk2 and make that LV as secondary dump device.
aixdump2/root # rmlvcopy aixdump 1 hdisk2
server1:/root # lslv -m aixdump
aixdump:N/A
LP PP1 PV1 PP2 PV2 PP3 PV3
0001 0108 hdisk0
0002 0109 hdisk0
0003 0110 hdisk0
0004 0111 hdisk0
0005 0112 hdisk0
server1:/root # smitty lv > to create another LV (aixdump2)
server1:/root # lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 2 2 closed/syncd N/A
hd6 paging 63 126 2 open/syncd N/A
hd8 jfs2log 1 2 2 open/syncd N/A
hd4 jfs2 8 16 2 open/syncd /
hd2 jfs2 48 96 2 open/syncd /usr
hd9var jfs2 32 64 2 open/syncd /var
hd3 jfs2 48 96 2 open/syncd /tmp
hd1 jfs2 16 32 2 open/syncd /home
hd10opt jfs2 48 96 2 open/syncd /opt
hd11admin jfs2 2 4 2 open/syncd /admin
aixdump sysdump 32 32 1 open/syncd N/A
livedump jfs2 4 8 2 open/syncd /var/adm/ras/livedump
paging00 paging 63 126 2 open/syncd N/A
fslv00 jfs2 1 2 2 open/syncd /usr/local
fslv01 jfs2 16 32 2 open/syncd /usr/sys/inst.images
perflv jfs2 32 64 2 open/syncd /var/opt/perf
sarlv jfs2 48 96 2 open/syncd /var/adm/sa
openvlv jfs2 24 48 2 open/syncd /usr/openv
topaslv jfs2 16 32 2 open/syncd /etc/perf
aixdump2 sysdump 32 32 1 closed/syncd N/A
server1:/root # sysdumpdev -P -s /dev/aixdump2
primary /dev/aixdump
secondary /dev/aixdump2
copy directory /var/adm/ras
forced copy flag TRUE
always allow dump FALSE
dump compression ON
type of dump traditional
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