KVM PERFORMANCE IMPROVEMENTS AND OPTIMIZATIONS – RedHat Summit, 2011 [.pdf]
Saturday, August 11th, 2012Internal performance-related changes to KVM available since RHEL 6.1 . ( vhost_net, NUMA TLB, THB , PCI-Bypass, etc) -
Internal performance-related changes to KVM available since RHEL 6.1 . ( vhost_net, NUMA TLB, THB , PCI-Bypass, etc) -
Posted in IO, kernel, kvm, performance, rhel, virtualization | Comments Off | permalink
Internal performance-related changes to KVM available since RHEL 6.1 . ( vhost_net, NUMA TLB, THB , PCI-Bypass, etc) -
Posted in IO, kernel, kvm, performance, rhel, virtualization | Comments Off | permalink
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
Posted in kernel, KSM, kvm, Linux, virtualization | Comments Off | permalink
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
Posted in kernel, KSM, kvm, Linux, virtualization | Comments Off | permalink
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
Posted in kernel, KSM, kvm, Linux, virtualization | Comments Off | permalink
For administrators who what to understand how RHEV works and and how to troubleshoot possible issues. (RHEV is complicated )
Posted in internals, redhat, RHEV, RHEVM, virtualization | Comments Off | permalink
For administrators who what to understand how RHEV works and and how to troubleshoot possible issues. (RHEV is complicated )
Posted in internals, redhat, RHEV, RHEVM, virtualization | Comments Off | permalink
For administrators who what to understand how RHEV works and and how to troubleshoot possible issues. (RHEV is complicated )
Posted in internals, redhat, RHEV, RHEVM, virtualization | Comments Off | permalink
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
Posted in 3.0, asterisk, clock, clocksource, drift, kernel, kvm, Linux, RHEVM, sysadmin, virtualization, vm | Comments Off | permalink
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
Posted in 3.0, asterisk, clock, clocksource, drift, kernel, kvm, Linux, RHEVM, sysadmin, virtualization, vm | Comments Off | permalink
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Konstantin Antselovich (c) 2004-2011
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