SAN?

From: Justin Drennan (justin_at_nospam.com)
Date: 12/10/04 

Date: Fri, 10 Dec 2004 09:52:06 +0200

If you run a SAN as your disk IO subsystem, do you need to defrag?

Relevant Pages

  • Re: Defrag on SAN disk ?
    ... If the page is half empty on disk it will be half empty when read ... Who is the SAN vendor? ... >> I would first of all make sure that you don't have any SQL Server ... >> I don't think I would want to defrag a SAN, ...
    (microsoft.public.sqlserver.server)
  • Re: How to verify/fix High Disk Read Latencies in Exch2003 ?
    ... Exchange production servers are, the SAN is an EMC CX600. ... >>> current log file on disk and continues until data in the log buffers ... Comingling occurs whe two or more LUNs reside ...
    (microsoft.public.exchange.admin)
  • Re: XP Defrager
    ... rendering knows for a fact that fragmentation can cause enough delays to ... drives between each editing/rendering session in order to be sure the ... Video work is extremely disk intensive. ... It's a lot cheaper to just let it defrag in between. ...
    (microsoft.public.windowsxp.general)
  • Re: Too many fragments remain after defrag and defrag takes too lo
    ... I run the disk cleanup every day. ... EXCEPT the defrag program. ... There will be a SVI folder on each partition or volume ... This includes external drives and some flash or thumb ...
    (microsoft.public.windowsxp.help_and_support)
  • Re: HP EVA4000 / IBM DS4300 / EMC CX3-20/40
    ... disk array with the virtual raidsets on top. ... So, the system admin, and the DBAs had to create and manage lots of ... separate LUNs and *manually* manage the performance among them to ... applications on the SAN. ...
    (comp.arch.storage)