Currently Browsing: SysAdmin

Zimbra Start Error: slapd daemon: bind(7) failed errno=99 (Cannot assign requested address)
Posted On: December 12, 2008
Posted In: SysAdmin
Comments: No Responses
Zimbra Start Error: slapd daemon: bind(7) failed errno=99 (Cannot assign requested address)

You may encounter slapd error 99 when trying to start a Zimbra server after moving the machine to a new IP address.

Read More...
Getting nmap to Work on Mac OS X
Posted On: December 4, 2008
Posted In: Mac, SysAdmin
Comments: No Responses
Getting nmap to Work on Mac OS X

This is how to get nmap to work on OS X.

Read More...
How to enable virtual hosting with Apache.
Posted On: November 25, 2008
Posted In: SysAdmin
Comments: No Responses
How to enable virtual hosting with Apache.

How to enable virtual hosting with Apache.

Read More...
Installing Bernstein’s ucspi-tcp on CentOS 5
Posted On: November 25, 2008
Posted In: SysAdmin
Comments: No Responses
Installing Bernstein’s ucspi-tcp on CentOS 5

Bernstein’s ucspi-tcp does not compile cleanly on CentOS 5. Here is how I got it to work.

Read More...
Installing Bernstein’s daemontools on CentOS 5
Posted On: November 22, 2008
Posted In: SysAdmin
Comments: One Response
Installing Bernstein’s daemontools on CentOS 5

Bernstein’s daemontools does not compile cleanly on CentOS 5. Here is how I got it to work.

Read More...
How to Fix ssh Pausing When Connecting
Posted On: November 22, 2008
Posted In: SysAdmin
Comments: No Responses
How to Fix ssh Pausing When Connecting

At some locations you may find that ssh pauses somewhere around ten seconds between the connection and the login prompt. Here is a fix.

Read More...
How to delete all photos off of an iPhone
Posted On: October 24, 2008
Posted In: Mac, SysAdmin
Comments: One Response
How to delete all photos off of an iPhone

Colin published a great article on how to delete all photos off of an iPhone.

Read More...
Improve Mac OS X performance under load by disabling spindump.
Posted On: October 14, 2008
Posted In: Mac, SysAdmin
Comments: 20 Responses
Improve Mac OS X performance under load by disabling spindump.

When the Mac is being pushed hard and the disk is trashing, try disabling spindump to reduce the load on the system.

Read More...
WinXP SP3 Breaks Automatic Updates
Posted On: October 12, 2008
Posted In: SysAdmin
Comments: No Responses
WinXP SP3 Breaks Automatic Updates

Windows XP Service Pack 3 can break the automatic updates under certain circumstances due to a DLL that may not be registered. If the update system starts to fail with messages like “updates not installed”, do the following:

Read More...