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Tag Archives: AIX
Volume Group Status Area (VGSA)
Information about which PPs that are stale and which PVs are missing within a VG. The LVM and SCSI driver reserves somewhere between 7-10% of the available disk space for LVM maps, etc. Ref: http://www.datadisk.co.uk/html_docs/hp/aix_lvm.htm
Volume Group Descriptor Area (VGDA)
Information about all the LVs and PVs within a VG. The first 64K of a PV is reserved for this area – defined in <sys/bootrecord.h>. The VGDA consists of BOOTRECORD: – first 512 bytes. Allows the Read Only System (ROS) … Continue reading
Volume Group Characteristics
You can find below the meaning of each parameter on Volume Group Characteristics (the output from lsvg vg command): Volume Group: Name of Volume Group. VG State: active/partial. Partial indicates that some of the Physical Volumes in the Volume … Continue reading
en vs et vs ent
most of us has confused between the network devices en, et & ent, you can read the following to put a limit for this confusion 🙂 : ent: The notation ent is used to specify the hardware adapter. It has … Continue reading
LVM
LVM :- Logical Volume Manager and it’s a disk Management for Linux/UNIX Systems.
how to Compare between 2 files
how to comapre between 2 files to list the differences between them ??? there is a greate 2 commands which you can use them. first command is diff FILE1 FILE2 and this command just display the difference between the 2 … Continue reading
How to sync users and password between hosts on hacmp
AIX has a wonderful method to synchronize the users and their passwords or any files you need to sync them between HACMP Nodes. there is a command call “rdist”, this command used to transfer files between hosts and make them … Continue reading
how to disable welcome message
when you login to the system you get a welcome message which contain information about “Last unsuccessful login” , “Last login” and System Information. if you need to disable this message, just run the following command :
how to login into servers without password using Public,Private Key
Hello Everybody, suppose that i have 2 systems Linux1 & Linux2 and on each server i have user test1 on Linux1 and test2 on Linux2. now, i want to make user test1 on Linux1 access server Linux2 on user test2 … Continue reading