Thursday, February 25, 2016

How to deal with alt disk in aix?

How to deal with alt disk in aix?



Alt disk Actions

Commands
To create alt_disk
alt_disk_copy -d <hdisk>
To exclude directories during alt_disk
alt_disk_copy -e /etc/exclude.rootvg -d <hdisk>
To remove alt_disk 
alt_disk_install -X 
Another method to remove alt_disk
alt_rootvg_op -X < cloned rootvg to destroy>
To wake up alt_disk
alt_rootvg_op -W -d < hdisk>
To sleep alt_disk
alt_rootvg_op -S -t <hdisk>
To rename a alt vg
alt_rootvg_op -v <new cloned rootvg name> -d <hdisk>
To take alt copy of a mirrored rootvg to other two disks
alt_disk_copy -d "hdisk2 hdisk3"
To create the alternate mksysb system
alt_disk_mksysb -m <mksysb path> -d <hdiskx>
Alt_disk log file
/var/adm/ras/alt_disk_inst.log
Required filesets
bos.alt_disk_install.boot_images
bos.alt_disk_install.rte    
bos.msg.en_US.alt_disk_install.rte







Difference between 5.3 and 6.1 and 7.1 in aix?

Difference between 5.3 and 6.1 and 7.1 in aix?



AIX 5L 5.3, August 13, 2004
AIX V6.1, November 9, 2007
AIX V7.1, September 10, 2010



NFS Version 4
Workload Partitions (WPARs)
Support for 256 cores / 1024 threads in a single LPAR
Advanced Accounting
Live Application Mobility
The ability to run AIX V5.2 or V5.3 inside of a Workload Partition
Virtual SCSI
Live Partition Mobility
An XML profile based system configuration management utility
Virtual Ethernet
Role Based Access Control RBAC
Support for export of Fibre Channel adapters to WPARs
Exploitation of SMT
Encrypting JFS2 filesystem
VIOS disk support in a WPAR
Micro-Partitioning enablement
Trusted AIX
Cluster Aware AIX
POWER5 exploitation
Trusted Execution
AIX Event infrastructure
JFS2 quotas
Concurrent Kernel Maintenance
Live update for Interim Fixes
Ability to shrink a JFS2 filesystem
Systems Director Console for AIX
Flash based filesystem caching
 end of support April 30, 2012
 End of support April, 2017
Yet to announced