Re: RE Tuning for performance

2006-08-24 Thread Cyrille Bollu
Joshua Baker-LePain [EMAIL PROTECTED] a écrit sur 22/08/2006 15:15:34 : On Tue, 22 Aug 2006 at 9:36am, Cyrille Bollu wrote [EMAIL PROTECTED] a écrit sur 21/08/2006 18:10:56 : What RAID controller? Have you benchmarked the array itself with something like bonnie++ or tiobench? A

Re: RE Tuning for performance

2006-08-24 Thread Joshua Baker-LePain
On Thu, 24 Aug 2006 at 4:36pm, Cyrille Bollu wrote [EMAIL PROTECTED] bonnie++-1.03a]# ./bonnie++ -u 0 (snip) Version 1.03 --Sequential Output-- --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- MachineSize K/sec

Re: RE Tuning for performance

2006-08-24 Thread Joshua Baker-LePain
On Thu, 24 Aug 2006 at 10:44am, Joshua Baker-LePain wrote On Thu, 24 Aug 2006 at 4:36pm, Cyrille Bollu wrote [EMAIL PROTECTED] bonnie++-1.03a]# ./bonnie++ -u 0 (snip) Version 1.03 --Sequential Output-- --Sequential Input- --Random- -Per Chr- --Block--

Re: RE Tuning for performance

2006-08-22 Thread Joshua Baker-LePain
On Tue, 22 Aug 2006 at 9:36am, Cyrille Bollu wrote [EMAIL PROTECTED] a écrit sur 21/08/2006 18:10:56 : What RAID controller? Have you benchmarked the array itself with something like bonnie++ or tiobench? A Dell PowerEdge Expandable RAID Controller 4e/Di. Yes I benchmarked it using iozone

RE Tuning for performance

2006-08-21 Thread Cyrille Bollu
Hi all, I would like to proceed with my thread about server tuning for BOT performance. The goal is to summarize in one place what I did, I'm doing, and will do, to improve my BOT system performance in the hope that it will helps others one day. Tape drives are becoming faster than ever (even

Tr : RE Tuning for performance

2006-08-21 Thread Cyrille Bollu
Oups I forgot to mention that the backup server is also the only client (about 1TB of data split in about 30 DLE).

Re: RE Tuning for performance

2006-08-21 Thread Joshua Baker-LePain
On Mon, 21 Aug 2006 at 5:28pm, Cyrille Bollu wrote For the record my BOT system is made of: 1) 1 Dell Poweredge 2850 with 1 1.4TB RAID5 array made of 6 U320 SCSI HD What RAID controller? Have you benchmarked the array itself with something like bonnie++ or tiobench? 2) 1 Dell