Archive for the 'Linux' Category

Unified Networking: 10GbE iSCSI on Linux

Monday, December 31st, 2012

Notes describing iSCSI test between RHEL 6 and NetApp FAS6240 (RHEL6 w Intel X520 2x10GbE -> Cisco Nexus 10GbE switch -> FlexVlume / FAS6240 )

Europa: Efficient User Mode Packet Forwarding in Network Virtualization – Liao.pdf

Sunday, November 25th, 2012

Paper that describes fast user-mode routing ( ~90% speed of kernel mode) in Linux

Europa: Efficient User Mode Packet Forwarding in Network Virtualization – Liao.pdf

Sunday, November 25th, 2012

Paper that describes fast user-mode routing ( ~90% speed of kernel mode) in Linux

Europa: Efficient User Mode Packet Forwarding in Network Virtualization – Liao.pdf

Sunday, November 25th, 2012

Paper that describes fast user-mode routing ( ~90% speed of kernel mode) in Linux

Using Linux KVM and KSM in scientific computing environments- Red Hat Inc. [.PDF]

Friday, August 10th, 2012

by Andrea Arcangeli aarcange at redhat.com CERN virtualization workshop – Geneve 24 June 2009 Copyright © Some notes about KVM and KSM, and CERN computing environment

Using Linux KVM and KSM in scientific computing environments- Red Hat Inc. [.PDF]

Friday, August 10th, 2012

by Andrea Arcangeli aarcange at redhat.com CERN virtualization workshop – Geneve 24 June 2009 Copyright © Some notes about KVM and KSM, and CERN computing environment

Using Linux KVM and KSM in scientific computing environments- Red Hat Inc. [.PDF]

Friday, August 10th, 2012

by Andrea Arcangeli aarcange at redhat.com CERN virtualization workshop – Geneve 24 June 2009 Copyright © Some notes about KVM and KSM, and CERN computing environment

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