Category Archives: Unix/Linux

AIX commands you should not leave home without

Posted on June 22, 2011 by Gary

Here are the common AIX commands to learn about a new system.

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Automatic export deleted oracle files.

Posted on June 20, 2011 by Gary

A client had his oracle executables removed by a script, but the reason was unknown, no changes had been done and only a reboot scheduled. Why had this caused the ORACLE_HOME directory to have files removed ?

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How does vncserver manage the desktops ?

Posted on June 17, 2011 by Gary

When you start vncserver, there’s a number of lock files which are created, identifying where and how things are working, and log files you can use to identify problems.

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Problem uninstalling Agent 11g

Posted on May 24, 2011 by Gary

I had to uninstall oracle Agent 11g from clients AIX systems, because we de-comissioned OEM. This caused the entire application to fail. Here’s what to look out for.

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Find Linux version and distribution.

Posted on March 7, 2011 by Gary

When logging an SR for oracle, they require the correct version/distribution of Linux. You can check with the following command: [oracle@oracle1 rda]$ cat /etc/*-release Dependant on the version you will get one of the following: RHEL 5 Red Hat Enterprise … Continue reading →

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How to use VNC on AIX

Posted on February 4, 2011 by Gary

Using vncserver on AIX 5.3/6.1 Networking setup stopped me exporting a display to my Laptop, however vncserver was installed. Here’s how it works.

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Cleanup Unprintable Characters.

Posted on August 14, 2010 by admin

Someone transferred files in binary rather then ascii, and this resulting in the ^M character appearing at the end of the lines in the script. Because of this, they would not execute, here’s how to clean them up.

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Replace text in multiple files.

Posted on March 12, 2010 by admin

Struggled with this, using perl and sed and ironing out the “/” character. This suprised me, but it worked.

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Logical Volume Manager (LVM) Commands for AIX

Posted on February 4, 2010 by admin

Logical Volume Manager Quick Guide.

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Send email from the os with mailx

Posted on March 3, 2009 by Gary

Mailx has a simple interface with which to send email.

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