Logs and DBs use different types of disk writes. Log file writes are sequential; DB writes are random. Because of this, you'll be better off putting your logs on the same sets and your DBs on the same sets. Better disk performance. Your overall performance will be heavily dependent on load. How many users per storage group?
********************** Charlie Kaiser MCSE, CCNA Systems Engineer Essex Credit / Brickwalk 510 595 5083 ********************** > -----Original Message----- > From: Chris Megginson [mailto:[EMAIL PROTECTED] > Sent: Tuesday, June 22, 2004 10:51 AM > To: Exchange Discussions > Subject: Exchange and SQL on same arrays > > Ideally, i would put Exchange databases and t-logs on their > own arrays all > by themselves. That said, I can't. > > I have 4 arrays each consisting of three 72 GB HDs. I plan to > put Storage > Group 1 databases on array 1, Storage Group 1 logs on array > 2, Storage > Group 2 databases on array 3, and Storage Group 2 logs on array 4. > I also must put SQL databases and SQL logs somewhere on these arrays. > > Assuming that both storage groups are used equally, etc, my > thought would > be to put the SQL DBs on the SG1 Log array and the SQL logs on SG2 DB > array. > > Can anyone give some feedback as to which is more disk > intensive, Exch DBs > or Exch logs? > Can anyone give some feedback as to where best to put the SQL > DBs and logs > in this scenario? > > Thanks in advance. > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Web Interface: > http://intm-dl.sparklist.com/cgi-bin/lyris.pl?enter=exchange&t > ext_mode=&lang=english > To unsubscribe send a blank email to > %%email.unsub%% > Exchange List admin: [EMAIL PROTECTED] > To unsubscribe via postal mail, please contact us at: > Jupitermedia Corp. > Attn: Discussion List Management > 475 Park Avenue South > New York, NY 10016 > > Please include the email address which you have been contacted with. > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/cgi-bin/lyris.pl?enter=exchange&text_mode=&lang=english To unsubscribe send a blank email to [EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] To unsubscribe via postal mail, please contact us at: Jupitermedia Corp. Attn: Discussion List Management 475 Park Avenue South New York, NY 10016 Please include the email address which you have been contacted with.
