Category Archives: VPS

When attempting to boot up a vmware server VMDK disk file onto an ESXi server, you may encounter the following error. Module DevicePowerOn power on failed. Unable to create virtual SCSI device for scsi0:0, ‘/vmfs/volumes/xxxxxxxx-xxxxxxxx-xxxx-xxxxxxxxxxxx/panama-restored/panama.vmdk’ Failed to open disk scsi0:0: … Continue reading →

After much frustration with vmware’s web interface crashing (See errors/notes below), I finally?discovered the correct google search phrase to?reveal?the solution.   Basically, glibc that gets installed/upgraded with CentOS 5.4 is causing the vmware-hostd to crash. See the following URL/Address for … Continue reading →

I believe that the errors encountered below when installing Plesk inside an OpenVZ Virtual Environment (VE) were encountered as a result of memory allocation issues.? Plesk recommends 256MB RAM minimum for 100 domains. However, I’ve found that this does not … Continue reading →

According to the recommendation on the OpenVZ page below, Table C recommends settings for 256MB RAM for a container (VE) that seems incorrect to me. http://wiki.openvz.org/UBC_configuration_examples_table For the values of privvmpages, vmguarpages, oomguarpages, & shmpages, the values are multiplied by … Continue reading →

Upon installation of an OpenVZ container (VE/Virtual Environment) I was unable to set the date, and the time-zone was incorrect.? Attempts to set the date resulted in the following error. # date 031612482009 date: cannot set date: Operation not permitted … Continue reading →

After creating and starting a container on OpenVZ, dns was not functioning by default.? Pinging google receives the following error.   # ping -c 1 www.google.comping: unknown host www.google.com   Whoa, this page seems a bit overkill.http://wiki.openvz.org/Setting_up_an_iptables_firewall   Instead, I … Continue reading →