Archive for the 'sysadmin' Category

WindowsGuestDrivers/GuestDebugging – KVM

Friday, September 21st, 2012

Short info on how to use virtual serial driver and WinDbg to debug windows guests under KVM

WindowsGuestDrivers/GuestDebugging – KVM

Friday, September 21st, 2012

Short info on how to use virtual serial driver and WinDbg to debug windows guests under KVM

Cheatsheet: Add HP Lefthand Storage Nodes

Thursday, August 23rd, 2012

Short procedure how to add nodes to HP P4000 Cluster

Cheatsheet: Add HP Lefthand Storage Nodes

Thursday, August 23rd, 2012

Short procedure how to add nodes to HP P4000 Cluster

Cheatsheet: Add HP Lefthand Storage Nodes

Thursday, August 23rd, 2012

Short procedure how to add nodes to HP P4000 Cluster

Appendix G. KVM Virtual Machine Timing Management

Wednesday, June 13th, 2012

Summary: append to VM’s kernel, for i386,i686 => ‘divider=10 clocksource=acpi_pm’, for x86_64 => ‘divider=10 notsc’
This is needed to fix the drifting clock issue on VMs that are not using pv_clock driver

Appendix G. KVM Virtual Machine Timing Management

Wednesday, June 13th, 2012

Summary: append to VM’s kernel, for i386,i686 => ‘divider=10 clocksource=acpi_pm’, for x86_64 => ‘divider=10 notsc’
This is needed to fix the drifting clock issue on VMs that are not using pv_clock driver

Appendix G. KVM Virtual Machine Timing Management

Wednesday, June 13th, 2012

Summary: append to VM’s kernel, for i386,i686 => ‘divider=10 clocksource=acpi_pm’, for x86_64 => ‘divider=10 notsc’
This is needed to fix the drifting clock issue on VMs that are not using pv_clock driver

GNU ddrescue Manual

Sunday, June 10th, 2012

manual for tool that can correctly image damaged drives, drives with bad sectors, etc. You it either from a livecd or find a package (repository) for your distribution.

GNU ddrescue Manual

Sunday, June 10th, 2012

manual for tool that can correctly image damaged drives, drives with bad sectors, etc. You it either from a livecd or find a package (repository) for your distribution.