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Archive for the ‘Operating Systems’ Category

I/O hosting requires a hosting partition – boot not permitted

Wednesday, July 3rd, 2013

After Installing VIO Server, you try to boot from DISK and you face the following Error :

boot device: /pci@800000020000207/fibre-channel@0/disk@5005076303239005,4000400b
00000000:2

I/O hosting requires a hosting partition - boot not permitted.
EXIT called ok
0>

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How to set the PVID of a disk to a specific value

Sunday, June 30th, 2013

The following series of commands demonstrates how to set the PVID of an AIX disk to a specific value like “0123456789abcdef”:
Note:  Setting PVID like this should be avoided normally. It may cause unwanted consequences in your environment. Continue Reading…

superblock is invalid : -5

Wednesday, June 26th, 2013

You may face the following error on many Operation System not only on AIX :

superblock is invalid : -5

this error means that you apply function of File system type on another type, in another meaning,

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IBM ReadBook Archive Site

Thursday, June 20th, 2013

Hello Everyone!!

 

There are many of people don’t know the archive link for IBM RedBook, you can access it for the following link:

 

IBM RedBook

Server refused to allocate pty

Tuesday, June 18th, 2013

sometimes if you have many users logging on your system, you may see the following errors :

login as: admin
admin@10.10.11.10's password:
Server refused to allocate pty
stty: tcgetattr: A specified file does not support the ioctl system call.

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how to take remote backup without tap unit

Thursday, June 6th, 2013

Remote Backup on AIX System
Dears,

I found a way to take remotely backup from AIX System from Server that doesn’t have TAP UNIT.

Suppose that the server that we want to take backup from it is ServerA, and the server that has TAP Unit is ServerB.

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how to know the volume group of specified logical volume

Monday, May 27th, 2013

if you need to know the volume group of specified logical volume(AIX System with HACMP), you can run the following command :

#/usr/es/sbin/cluster/utilities/clgetvg -l hd5
rootvg

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resolve hostname to internet address or vice versa

Tuesday, May 14th, 2013

Host Commands,It’s a good command to resolve the IP Address to Hostname of Hostname to IP Address ( it’s check file ‘/etc/hosts’) which you can use it on your script:

For Example

#host TEstServer
TEstServer is 10.10.10.10

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how to make load on processor

Thursday, April 25th, 2013

to make load on your processor to test something just write the following :

yes | sum &

display next availale major number

Wednesday, April 10th, 2013

run the following command to get the next available major number :

# lvlstmajor