Nagios – Example using check_icmp
This is what would be needed in your hosts configuration to monitor using check_icmp rather than check_ping. This makes the assumption its going to do two pings, otherwise turn “-p 2” into $ARG3$ instead!
Nagios Monitor HTTPS SSL Certificate Expiry
http://exchange.nagios.org/directory/Plugins/Network-Protocols/HTTP/check_ssl_cert_alternative/details Downloaded the file and stuck it in: /usr/local/share/nagios/libexec Make it executable: Change the owner: Change the group: Rename it so I don’t need to stick the .pl on the end: Do a test run: Seems to be okay we see: “servername.domain.name:443 68 Days left” In the example below, that needs to be added to … Read more
Nagios Monitoring a service with a dollar sign or spaces
So for each of the services above, one with spaces in it the other containing a dollar sign the following is needed: ReportServer$DPMDB2010 -> ReportServer”$$”DPMDB2010 Mondas RADIO Server -> “Mondas RADIO Server”
DPM 2007 – Volume Missing
After a power cut, (before the UPS was installed!), on booting back up the DPM 2007 server, the server showed loads of replica disks saying “Volume Missing”, before i crying, it tried the following to get DPM to pick them back up and it appeared to work ok: Run the command below to enable auto-detect … Read more
Microsoft DPM 2007 (ID 998 Details: An existing connection was forcibly closed by the remote host (0x80072746))
PROBLEM: The operation failed because of a protection agent failure. (ID 998 Details: An existing connection was forcibly closed by the remote host (0x80072746)) SYMPTOMS: Had this problem occouring when trying backup to tape. The majority of the tape backup jobs worked fine, then on two of the disks on two of the servers it … Read more
DPM 2007 – Adding More Disk Storage Error – 0×80042420
I was adding more storage to our DPM 2007 server. We currently have a MD1000 with 15 x 1TB SATA disks, but i needed to add some more storage so i hooked up a second MD1000 with 15 x 1TB SATA disks. Configured the RAID groups and presented the storage to the server. In DPM … Read more
You do not have permission to send on behalf of the specified user when trying to send via Outlook 2003
The problem: You do not have permission to send on behalf of the specified user when trying to send via Outlook 2003. However all mailbox permissions are correct. Can’t send any messages, can recieve fine though, you may see an warning event log message on the exchange server each time the user tries to send. … Read more
WSUS – Computers reporting and then disappearing
Reset WSUS ClientBeen working on WSUS and have setup a WSUS server. However started to get a problem whereby the computers were appearing on WSUS and reporting their status then disappearing. I noticed that they were disappearing and being replaced by another computer. It turns out that when a machine is ghosted and then sysprep’ed … Read more
WordPress 3.1 100% CPU on Windows IIS
After an upgrade to WordPress 3.1, everytime I hit the front page of my wordpress site I was getting 100% CPU and the page would fail to render, no 404 just a hourglass and lots of waiting. However I could get to the admin site fine. It turned out to be a problem that is … Read more
Windows Disable Login Screensaver
If you are virtualising its a good idea to disable the login screensaver, this will save on processor cycles wasted drawing the screensaver to save a screen that doesn’t exist. Imagine 10 servers on an ESX host all with the screensaver running this does create an overhead. To disable do the following: [Start] [Run] [Regedit] … Read more