HydraVM: Low-Cost, Transparent High Availability for Virtual Machines

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02-23-2011

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HydraVM: Low-Cost, Transparent High Availability for Virtual Machines

HPL-2011-24 HydraVM: Low-Cost, Transparent High Availability for Virtual Machines - Hou, Kai-Yuan; Uysal, Mustafa; Merchant, Arif; Shin, Kang G.; Singhal, Sharad
Keyword(s): Virtualization, High Availability, VM Checkpointing, VM Restore, Shared Storage
Abstract: Existing approaches to providing high availability (HA) for virtualized environments require a backup VM for every primary running VM. These approaches are expensive in memory because the backup VM requires the same amount of memory as the primary, even though it is normally passive. In this paper, ...
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LEARN ABOUT DEBIAN

cpufreqd-get

cpufreqd-get(1) 														   cpufreqd-get(1)

NAME

       cpufreqd-get - Issues "get" commands to cpufreqd.

SYNTAX

       cpufreqd-get [-l]

PARAMETERS

       -l     list applied Profiles for all cpus.

DESCRIPTION

       cpufreqd-get  issues  a command to cpufreqd and reads the returned output.  When run without arguments it will issue a "LIST_PROFILES" com-
       mand, useful for usage with cpufreqd-set. See the PARAMETERS above for more.

COMMANDS

       LIST_PROFILES

       cpufreqd-get
       Name (#1):     On Demand High
       Active on CPU#:	   0, 1
       Governor: ondemand
       Min freq: 1000000
       Max freq: 1833000

       Name (#2):     On Demand Low
       Governor: ondemand
       Min freq: 1000000
       Max freq: 1333000

       LIST_APPLIED_PROFILES

       cpufreqd-get -l
       CPU#0: "High Speed 1" ondemand 731500-997500

       Near the name (between the parenthesis) you can find the index number to use when setting a specific profile with cpufreqd-set.

AUTHORS

       Mattia Dongili <malattia@linux.it>

SEE ALSO

       cpufreqd-set(1), cpufreqd(8), cpufreqd.conf(5)

Mattia Dongili							       2.2.0							   cpufreqd-get(1)

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