Category: Server

  • esxcli: Update/patch produces “Could not download from depot” error

    In ESXi 5.1 you can patch using the following command:   esxcli software vib install -d /path/to/patch.zip   If you’re getting the following result (using ESXi510-20121001.zip as an example):    [MetadataDownloadError] Could not download from depot at zip:/var/log/vmware/ESXi510-201210001.zip?index.xml, skipping ((‘zip:/var/log/vmware/ESXi510-201210001.zip?index.xml’, ”, “Error extracting index.xml from /var/log/vmware/ESXi510-201210001.zip: [Errno 2] No such file or directory: ‘/var/log/vmware/ESXi510-201210001.zip’”)) url…

  • How To: Export all mysql databases for backup

    This is a handy command for anyone using multiple mysql databases – it produces a single file which you can easily back up to elsewhere.   mysqldump -u root -p –all-databases > databasesBackup.sql   Note the two hyphens before “all”. This command creates the file databasesBackup.sql which contains the contents of all of your databases.…

  • Error Code 60 on an Asus Z9PE-D16

      Today a customer’s Asus Z9PE-D16 wouldn’t boot and displayed the debug code 60 – in this case the problem was that the RAM sticks (8 total, 4 for each CPU) were in the black slots rather than the blue slots. Swapping them across resulted in a boot straight away.   Hope that helps someone!

  • Ubuntu: Securing your remote SSH logins with Denyhosts

    Ubuntu: Securing your remote SSH logins with Denyhosts

    Being able to log in to your server remotely via SSH is an incredibly powerful way of remotely managing your system. With so many devices now able to support consoles (just about any current smartphone or current OS, really) you can check on things, update or make changes from just about anywhere.   One of…

  • DNS troubles with Ubuntu Server 12.04

    DNS troubles with Ubuntu Server 12.04

    Some customers have been having DNS issues after setting a static IP on Ubuntu 12.04.1 where the server is no longer picking up the DNS settings as it was before; this can be easily fixed by adding the following to /etc/network/interfaces after the eth0 entry:   dns-nameservers [ip.of.your.router]   e.g., for a modem/router that’s 10.1.1.1…

  • Intel X520-T2 Visual Overview

    There’s not a great deal to say about these cards apart from that they allow you some crazy network speeds, if you have the disk speed to keep up. They can certainly alleviate network bottlenecks if gigabit is holding you back! This particular card has a fan to keep the chipset cool; it’s not going…

  • New Product: 1U Rack Dual Temperature and Humidity Sensor

      We had some requests for a 1U sensor that did more than just read the temperature in one spot in the chassis and after looking at what was available we decided to make our own.   Featuring two temperature sensors with 1M probes and an ambient temperature+humidity sensor, it’s a great way of measuring…

  • Asus Z9PE-D16 review: Part One

    Up for review today we have one of Asus’ dual-socket-2011 server motherboards – the Z9PE-D16. Hit the break to find out what it’s all about and why you might care about it even if you don’t need to run two CPUs…