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VMware virtual or not?
Depending on naming, in a VMware environment you may not actually be sure if a Linux system is VMware or not. Here’s a quick command to find out: sudo dmidecode -s system-manufacturer which will generally output “VMware, Inc.” if VMware. On older systems you may find “-s” doesn’t work, in which case just pipe “dmidecode”…
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Installing Plixer’s “Scrutinizer” NPMD
Plixer makes a good “Network Performance Monitoring and Diagnostics” (NPMD) application called “Scrutinizer“. NPMD, as Gartner calls it, mostly omeans, collecting, aggregating, and reporting on Netflow data. Plixer provides a VMware OVF for installation of a virtual appliance. I, however, ran into a few issues with the installation: I couldn’t get the install to work…
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Dell PERC 5i/R or H200 VMware Performance Fix
I had an old Dell PERC 5i/R RAIDÂ card laying around and wanted to use it for a home lab ESXi box (note: also works on Dell PERC H200). The card isn’t amazingly high performance, but it it’s good enough for simple RAID. Well, that is, it’s good enough performance if you change the settings. By…
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Fix VMware Web Client Integration Plugin for Chrome on Mac OS X El Capitan (10.11)
The latest vCenter Server 6.0 VMware Web Client Integration Plugin does not work on OS X El Capitan. The installer finishes, but silently fails due to missing libraries, libraries that probably existed in earlier OS X versions. Because the libraries don’t exist, necessary certificates don’t get generated, and even re-running the installer from the application…
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Converting VMware virtual disk to “eagerzeroedthick”
Pretty simple from the console really: vmkfstools -d eagerzeroedthick -i <virtual-disk-source>.vmdk <virtual-disk-target>.vmdk Note that this will completely expand the size of the filesystem (ie: it will no longer be “thin”). I needed this not to convert a “thin” filesystem to “thick” filesystem, but a “thick” filesystem to a clusterable “thick” filesystem. The default of “zereodthick”…