In order to show the Word Wide Name (WWN) of the HBAs in an AIX server:
root@aix_server :/root# lscfg -vl fcs* | grep -i net
Network Address.............C0507603C95E00F8
Network Address.............C0507603C95E00FA
Network Address.............C0507603C95E00FC
Network Address.............C0507603C95E00FE
Network Address.............C0507603C95E0100
Network Address.............C0507603C95E0102
Network Address.............C0507603C95E0104
Network Address.............C0507603C95E0106
#
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OS Categories
Where almost everything resides.
How many sockets on those servers and how many total physical cores
# lparstat -i
Node Name : server2
Partition Name : server2
Partition Number : 26
Type : Shared-SMT-4
Mode Read more...
When connecting over ssh to a server with Putty, we can easily export the DISPLAY and run any X-Window application after enable the X11 in the PuTTY configuration. However, if you change to another account any X-Window application will fail as we have to share the MIT-MAGIC Cookies from the first user connected, here is how we can do it.
user1@server3$ echo $DISPLAY
localhost:10.0
user1@server3$ xauth list
server3/unix:10 MIT-MAGIC-COOKIE-1 6586998224e70480f72d195f55191dc4
server3/unix:11 Read more...
We can become in root or run any commands with sudo (in this case, we option to become in root)
First, backup the .kext for BlockStorage
iguanas-MacBook:~ root# cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage.original
Run the following perl script in the IOAHCIBlockStorage
iguanas-MacBook:~ root# Read more...
If we want to migrate an existing volume into a new disk group it can be easily achieved by the following steps.
First, add a new disk that will be the member of the new Disk Group and then mirror it to clone the information.
# vxdg -g orabindg adddisk aluadisk0_4 aluadisk0_5
# vxassist -g orabindg mirror orabinvol
By using vxtask, we can see what is the current status of the mirroring task.
# vxtask -l list
When it finishes, detach and disable the mirror volume (orabinvol-02)
# vxplex -g Read more...