Joseph Shraibman [EMAIL PROTECTED] writes:
J. Andrew Rogers wrote:
Do these features make a difference? Far more than you would imagine. On one
postgres server I just upgraded, we went from a 3Ware 8x7200-RPM
RAID-10 configuration to an LSI 320-2 SCSI 3x10k RAID-5, with 256M
Is raid
Joseph Shraibman wrote:
Is raid 5 much faster than raid 10? On a 4 disk array with 3 data disks
and 1 parity disk, you have to write 4/3rds the original data, while on
raid 10 you have to write 2 times the original data, so logically raid 5
should be faster.
RAID 5 will give you more capacity,
Joseph Shraibman wrote:
J. Andrew Rogers wrote:
Do these features make a difference? Far more than you would
imagine. On one postgres server I just upgraded, we went from a 3Ware
8x7200-RPM
RAID-10 configuration to an LSI 320-2 SCSI 3x10k RAID-5, with 256M
Is raid 5 much faster than raid 10?
On Thu, 2004-04-15 at 06:39, Gavin M. Roy wrote:
Your IDE drive is the biggest hardward bottleneck here. RPM's and bus
transfers are slower than SCSI or SATA.
Individual disk throughput generally has very little bearing on database
performance compared to other factors. In fact, IDE