Comments on: Solid State Disks and Host Swapping http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/ Scott Drummonds on Virtualization Thu, 02 Feb 2012 12:54:27 +0000 hourly 1 http://wordpress.org/?v=3.2.1 By: Gabes Virtual World » Memory overcommit in production? YES YES YES http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/comment-page-1/#comment-3353 Gabes Virtual World » Memory overcommit in production? YES YES YES Wed, 05 Jan 2011 18:11:48 +0000 http://vpivot.com/?p=183#comment-3353 [...] wrote about using Solid State Disks in your SAN to be used as swap space for your ESX host (http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/), which would make less of an issue but still there is a performance [...] [...] wrote about using Solid State Disks in your SAN to be used as swap space for your ESX host (http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/), which would make less of an issue but still there is a performance [...]

]]> By: Memory Compression « Pivot Point http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/comment-page-1/#comment-498 Memory Compression « Pivot Point Tue, 02 Mar 2010 01:36:25 +0000 http://vpivot.com/?p=183#comment-498 [...] than memory, when your host swaps your applications’ performance suffers catastrophically.  Solid state drives (SSD) can mitigate the performance cost by reducing swap latency by a couple orders of magnitude.  But SSDs still have delays tens of [...] [...] than memory, when your host swaps your applications’ performance suffers catastrophically.  Solid state drives (SSD) can mitigate the performance cost by reducing swap latency by a couple orders of magnitude.  But SSDs still have delays tens of [...]

]]> By: Scott http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/comment-page-1/#comment-497 Scott Tue, 23 Feb 2010 17:17:06 +0000 http://vpivot.com/?p=183#comment-497 Storage performance is usually not the key factor in VMotion which means DRS should unaffected by the presence of solid state disks. But the higher throughput provided SSDs should decrease the downtime during an HA fail over. Hmm, I'd like to see one of VMware's partners prove me right. Takers? Storage performance is usually not the key factor in VMotion which means DRS should unaffected by the presence of solid state disks. But the higher throughput provided SSDs should decrease the downtime during an HA fail over. Hmm, I’d like to see one of VMware’s partners prove me right. Takers?

]]> By: Dan http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/comment-page-1/#comment-496 Dan Tue, 23 Feb 2010 12:16:51 +0000 http://vpivot.com/?p=183#comment-496 Hello, Very good post! I have one question, what will happen during DRS or HA, are the delays acceptable? Thank you, Dan Hello,
Very good post! I have one question, what will happen during DRS or HA, are the delays acceptable?

Thank you,
Dan

]]> By: Memory Overcommit Uncovered | confiscatedThoughts http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/comment-page-1/#comment-495 Memory Overcommit Uncovered | confiscatedThoughts Fri, 29 Jan 2010 15:25:22 +0000 http://vpivot.com/?p=183#comment-495 [...] wrote about using Solid State Disks in your SAN to be used as swap space for your ESX host (http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/), which would make less of an issue but still there is a performance [...] [...] wrote about using Solid State Disks in your SAN to be used as swap space for your ESX host (http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/), which would make less of an issue but still there is a performance [...]

]]> By: Optimizing Memory Utilization « Pivot Point http://vpivot.com/2009/12/24/solid-state-disks-and-host-swapping/comment-page-1/#comment-494 Optimizing Memory Utilization « Pivot Point Wed, 06 Jan 2010 21:53:04 +0000 http://vpivot.com/?p=183#comment-494 [...] of the tools and techniques that I will be describing when in this future paper.  First, place host swap files on solid state disk (SSD) stores to improve their performance.  With the right SSD device it may be possible to eliminate swap [...] [...] of the tools and techniques that I will be describing when in this future paper.  First, place host swap files on solid state disk (SSD) stores to improve their performance.  With the right SSD device it may be possible to eliminate swap [...]

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