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<channel>
	<title>Stuff... &#187; Operating System</title>
	<atom:link href="http://www.moe.co.uk/category/operating-system/feed/" rel="self" type="application/rss+xml" />
	<link>http://www.moe.co.uk</link>
	<description>I know I will forget.</description>
	<lastBuildDate>Tue, 27 Jul 2010 13:14:20 +0000</lastBuildDate>
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			<item>
		<title>Configure a range of IPs on CentOS</title>
		<link>http://www.moe.co.uk/2010/06/22/configure-a-range-of-ips-on-centos/</link>
		<comments>http://www.moe.co.uk/2010/06/22/configure-a-range-of-ips-on-centos/#comments</comments>
		<pubDate>Tue, 22 Jun 2010 15:34:57 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[add]]></category>
		<category><![CDATA[alias]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[multiple IPs]]></category>
		<category><![CDATA[network-scripts]]></category>
		<category><![CDATA[range of IPs]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=473</guid>
		<description><![CDATA[Needed to add 64 IPs to a CentOS 5.4 system and it was going to be a pain adding individual files in /etc/sysconfig/network-scripts/ifcfg-eth0:X
There is a nice way to alias a range of IPs to your interface automatically when the network comes up.

Configure your eth0 interface as normal
Create a new file: /etc/sysconfig/network-scripts/ifcfg-eth0-range0
In the ifcfg-eth0-range0 file you [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/06/22/configure-a-range-of-ips-on-centos/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Gnokii 0.6.28 install on Ubuntu 10.04.1 (lucid)</title>
		<link>http://www.moe.co.uk/2010/06/11/gnokii-0-6-28-install-on-ubuntu-10-04-1-lucid/</link>
		<comments>http://www.moe.co.uk/2010/06/11/gnokii-0-6-28-install-on-ubuntu-10-04-1-lucid/#comments</comments>
		<pubDate>Fri, 11 Jun 2010 10:31:56 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[0.6.28]]></category>
		<category><![CDATA[0.6.29]]></category>
		<category><![CDATA[7250]]></category>
		<category><![CDATA[Backtrace]]></category>
		<category><![CDATA[ca-42]]></category>
		<category><![CDATA[glibc detected]]></category>
		<category><![CDATA[gnokii]]></category>
		<category><![CDATA[gnokii: free()]]></category>
		<category><![CDATA[invalid next size (fast)]]></category>
		<category><![CDATA[nokia]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=453</guid>
		<description><![CDATA[Installed Gnokii from the standard Ubuntu lucid repositories, however, it installed Gnokii 0.6.28.  This was fine, but, upon testing came across an issue.
Notes: Phone Nokia 7250, Cable CA-42
Running in debug mode:
# gnokii &#8211;sendsms +MOBILE_NUMBER
&#8230;.
debugging information
&#8230;
Please enter SMS text. End your input with &#60;cr&#62;&#60;control-D&#62;:
would work fine to this stage.  On entering a message it would some [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/06/11/gnokii-0-6-28-install-on-ubuntu-10-04-1-lucid/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Linux Acronis slow &#8211;list command</title>
		<link>http://www.moe.co.uk/2010/04/20/linux-acronis-slow-list-command/</link>
		<comments>http://www.moe.co.uk/2010/04/20/linux-acronis-slow-list-command/#comments</comments>
		<pubDate>Tue, 20 Apr 2010 15:18:14 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[acronis]]></category>
		<category><![CDATA[command]]></category>
		<category><![CDATA[fd0]]></category>
		<category><![CDATA[floppy]]></category>
		<category><![CDATA[list]]></category>
		<category><![CDATA[long time]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=434</guid>
		<description><![CDATA[A fresh Acronis EchoServer install on CentOS 5.4 was taking a long time to execute the &#8220;trueimagecmd &#8211;list&#8221; command and was throwing lots of meesages in the dmesg/log files such as:
session_init: OK. kdev=9:0, bs=1024.
session_init: OK. kdev=9:1, bs=4096.
end_request: I/O error, dev fd0, sector 0
end_request: I/O error, dev fd0, sector 0
end_request: I/O error, dev fd0, sector 0
end_request: [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/20/linux-acronis-slow-list-command/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Ubuntu gpg &#8211;gen-key not enough entropy</title>
		<link>http://www.moe.co.uk/2010/04/13/ubuntu-gpg-gen-key-not-enough-entropy/</link>
		<comments>http://www.moe.co.uk/2010/04/13/ubuntu-gpg-gen-key-not-enough-entropy/#comments</comments>
		<pubDate>Tue, 13 Apr 2010 07:16:52 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[entropy]]></category>
		<category><![CDATA[gen-key]]></category>
		<category><![CDATA[generate]]></category>
		<category><![CDATA[gog]]></category>
		<category><![CDATA[ubuntu]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=404</guid>
		<description><![CDATA[It was taking ages to get enough entropy to generate a key using GPG.  Tried a few things like piping /dev/urandom to /dev/null but it didn&#8217;t help.  Ended up installing &#8220;rngd&#8221; and running it with: rngd -r /dev/urandom
This went into the background and the gpg &#8211;gen-key started working happily again with enough entropy to generate [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/13/ubuntu-gpg-gen-key-not-enough-entropy/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>mod_fcgid ap_pass_brigade failed and premature end of script headers</title>
		<link>http://www.moe.co.uk/2010/04/12/mod_fcgid-ap_pass_brigade-failed-and-premature-end-of-script-headers/</link>
		<comments>http://www.moe.co.uk/2010/04/12/mod_fcgid-ap_pass_brigade-failed-and-premature-end-of-script-headers/#comments</comments>
		<pubDate>Mon, 12 Apr 2010 15:53:57 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Control Panels]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[ap_pass_brigade]]></category>
		<category><![CDATA[IPCConnectTimeout]]></category>
		<category><![CDATA[mod_fcgid]]></category>
		<category><![CDATA[Plesk]]></category>
		<category><![CDATA[premature]]></category>
		<category><![CDATA[script headers]]></category>
		<category><![CDATA[vhost.conf]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=398</guid>
		<description><![CDATA[OS: CentOS 5.4
Control Panel: 9.3
Was getting errors from a PHP script when it was trying to run a long task (over 60 seconds) under mod_fcgid distributed with Plesk.
The errors we saw were:
[Mon Apr 12 15:40:56 2010] [warn] (103)Software caused connection abort: mod_fcgid: ap_pass_brigade failed in handle_request function
[Mon Apr 12 16:28:31 2010] [error] [client 1.1.1.1] Premature [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/12/mod_fcgid-ap_pass_brigade-failed-and-premature-end-of-script-headers/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>screen; how to send CTRL-A to application</title>
		<link>http://www.moe.co.uk/2010/04/08/screen-how-to-send-ctrl-a-to-application/</link>
		<comments>http://www.moe.co.uk/2010/04/08/screen-how-to-send-ctrl-a-to-application/#comments</comments>
		<pubDate>Thu, 08 Apr 2010 20:41:17 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[GUI]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[bindings]]></category>
		<category><![CDATA[command character]]></category>
		<category><![CDATA[control a]]></category>
		<category><![CDATA[CTRL-A]]></category>
		<category><![CDATA[key bindings]]></category>
		<category><![CDATA[key stroke]]></category>
		<category><![CDATA[minicom]]></category>
		<category><![CDATA[screen]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=391</guid>
		<description><![CDATA[Screen  is a full-screen window manager that multiplexes a physical terminal between several processes
(typically interactive shells). [1]
&#8230;.
Everything  you type is sent to the program running in the current window.  The only exception to this
is the one keystroke that is used to initiate a command to the window manager.  By default, each  com-
mand  begins  with  a [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/08/screen-how-to-send-ctrl-a-to-application/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Linux Plesk backup directory</title>
		<link>http://www.moe.co.uk/2010/04/08/linux-plesk-backup-directory/</link>
		<comments>http://www.moe.co.uk/2010/04/08/linux-plesk-backup-directory/#comments</comments>
		<pubDate>Thu, 08 Apr 2010 16:35:22 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Control Panels]]></category>
		<category><![CDATA[GUI]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[/var/lib/psa/dump]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[clients]]></category>
		<category><![CDATA[directory]]></category>
		<category><![CDATA[Plesk]]></category>
		<category><![CDATA[tar]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=389</guid>
		<description><![CDATA[OS: Linux
CP: Plesk 9.x
Where does Plesk 9.x store backups generated from the scheduled backups initiated via the control panel.
/var/lib/psa/dump stores a lot of backups including the psa mysql database backup (incase you, or Plesk, corrupt the psa database).  Client backups can be found in: /var/lib/psa/dump/clients
The backups of the vhosts/www data appears to be in tar.gz [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/08/linux-plesk-backup-directory/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Restoring Magento database to recover data</title>
		<link>http://www.moe.co.uk/2010/04/07/restoring-magento-database-to-recover-data/</link>
		<comments>http://www.moe.co.uk/2010/04/07/restoring-magento-database-to-recover-data/#comments</comments>
		<pubDate>Wed, 07 Apr 2010 09:53:09 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[data]]></category>
		<category><![CDATA[database]]></category>
		<category><![CDATA[magento]]></category>
		<category><![CDATA[recover]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=384</guid>
		<description><![CDATA[Needed to restore some data from an old MySQL dump for a Magento store, but, did not want to restore the whole SQL database which would over write recent orders etc.
The plan was to create a subdomain and do a fresh install of Magento into the subdomain and then restore the database and hope to [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/07/restoring-magento-database-to-recover-data/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Postfix problems with Plesk 9.3</title>
		<link>http://www.moe.co.uk/2010/04/01/postfix-problems-with-plesk-9-3/</link>
		<comments>http://www.moe.co.uk/2010/04/01/postfix-problems-with-plesk-9-3/#comments</comments>
		<pubDate>Thu, 01 Apr 2010 14:52:21 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Control Panels]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=377</guid>
		<description><![CDATA[Looking to move back to qmail from postfix due to all the issues introduced by Plesk when using Postfix.  Unfortunately Parallels have produced an extremely flaky implementation of the Postfix MTA in their Plesk 9.x control panel software and have not been able to fix the bugs in months.
The following article describes the process of [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/04/01/postfix-problems-with-plesk-9-3/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Plesk mail delivery issues to domain with disabled mail</title>
		<link>http://www.moe.co.uk/2010/03/24/plesk-mail-delivery-issues-to-domain-with-disabled-mail/</link>
		<comments>http://www.moe.co.uk/2010/03/24/plesk-mail-delivery-issues-to-domain-with-disabled-mail/#comments</comments>
		<pubDate>Wed, 24 Mar 2010 16:20:20 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Control Panels]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Operating System]]></category>
		<category><![CDATA[disabled mail]]></category>
		<category><![CDATA[issues]]></category>
		<category><![CDATA[mail]]></category>
		<category><![CDATA[mail delivery]]></category>
		<category><![CDATA[postfix]]></category>
		<category><![CDATA[qmail]]></category>

		<guid isPermaLink="false">http://www.moe.co.uk/?p=362</guid>
		<description><![CDATA[OS: CentOS 5.4
CP: Plesk 9.3
MTA: Postfix
Plesk appears to have a bug in it where if you disable a domain mail function Plesk leaves various entries in the postfix mailertables.  For example, domain test.com has mail disabled on it, but, Plesk leaves entries in the following mail tables used by postfix:
/var/spool/postfix/plesk/alias.db:
_plesk_bounce_test.com
/var/spool/postfix/plesk/virtual.db:
@test.com
root@test.com
postmaster@test.com
mailer-daemon@test.com
anonymous@test.com
drweb@test.com
This is a big problem when [...]]]></description>
		<wfw:commentRss>http://www.moe.co.uk/2010/03/24/plesk-mail-delivery-issues-to-domain-with-disabled-mail/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
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