Solid State Drives in HPC: Reducing the I/O Bottleneck


 
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Operating Systems Solaris Solaris BigAdmin RSS Solid State Drives in HPC: Reducing the I/O Bottleneck
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Old 08-07-2009
Solid State Drives in HPC: Reducing the I/O Bottleneck

This Sun BluePrints article (registration required) compares traditional hard disk drives (HDDs) and the newer solid state drive (SSD) technology in high-performance computing (HPC) applications. SSD devices can help correct the imbalance between processor and storage speed while also reducing energy usage and environmental impact.

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OCF_PACEMAKER_HEALTH(7) 				      Pacemaker Configuration					   OCF_PACEMAKER_HEALTH(7)

NAME
ocf_pacemaker_HealthSMART - SMART health status SYNOPSIS
OCF_RESKEY_state=string OCF_RESKEY_drives=string OCF_RESKEY_temp_lower_limit=string OCF_RESKEY_temp_upper_limit=string HealthSMART [start | stop | monitor | meta-data | validate-all] DESCRIPTION
Systhem health agent that checks the S.M.A.R.T. status of the given drives and updates the #health-smart attribute. SUPPORTED PARAMETERS
OCF_RESKEY_state = string [/var/run//health-smart-{OCF_RESOURCE_INSTANCE}.state] State file Location to store the resource state in. OCF_RESKEY_drives = string [sda] Drives to check The drives to check as a SPACE separated list. Enter only the part after the "/dev/" i.e. "sda". At the moment /dev/sda is hard coded. Sorry. OCF_RESKEY_temp_lower_limit = string [0] Lower limit for the temperature of the drive(s) Lower limit of the temperature in deg C of the drive(s). Below this limit there status will be red. The yellow limit is 5 deg C more than this value. OCF_RESKEY_temp_upper_limit = string [60] Upper limit for red smart attribute Upper limit of the temperature if deg C of the drives(s). If the drive reports a temperature higher than this value the status of #health-smart will be red. The yellow limit is 5 deg C below this value. AUTHOR
Andrew Beekhof <andrew@beekhof.net> Author. Pacemaker Configuration 07/05/2010 OCF_PACEMAKER_HEALTH(7)