This is a short notice on how I did the BIOS upgrade on HP Elitebook 2530p (tested on 2530,2540,2570,Probook, 6s60 and 6570) First of all, this got very important after little over a year of running Windows7, Bitlocker and HP Elitebook, some computers reencrypted their disks (SSD disk so it ONLY takes around 30-60minutes) spontaneous and …
VMWare – Converting a virtual IDE disk to a virtual SCSI disk
Symptoms Virtual machine contains an IDE virtual disk as the primary OS bootable disk after conversion from physical source. Virtual machine has an IDE virtual disk but the additional secondary virtual disks are SCSI with an LSI or Bus Logic controller. Virtual machine fails to boot with only a black screen after conversion with possible underscore. …
VMWare – Linux guest, best performance
Update 20130105 The default CFQ I/O scheduler is a poor choice for guest virtual machines (and most systems). You’ll want to modify it. I used to just recommend setting the scheduler to deadline, but there’s an easier method now for RHEL/CentOS systems… The best way to handle that and a couple of other tunables is to download the tuned …