Re: Raidtest/3Ware 6000 Throughput

2006-03-16 Thread Chuck Swiger
Don O'Neil wrote: [ ... ] Does this seem accurate? Should I only be seeing 4.7 MB/second throughput or is raidtest just not a good way to measure peak throughput? Any thoughts would be appreciated. It does not astonish me that you get 5 MB/s on a RAID-5 config, although if you used SCSI

RE: Raidtest/3Ware 6000 Throughput

2006-03-16 Thread Don O'Neil
: Raidtest/3Ware 6000 Throughput Don O'Neil wrote: [ ... ] Does this seem accurate? Should I only be seeing 4.7 MB/second throughput or is raidtest just not a good way to measure peak throughput? Any thoughts would be appreciated. It does not astonish me that you get 5 MB/s on a RAID-5 config

RE: Raidtest/3Ware 6000 Throughput

2006-03-16 Thread Don O'Neil
@freebsd.org Subject: Re: Raidtest/3Ware 6000 Throughput Don O'Neil wrote: [ ... ] Does this seem accurate? Should I only be seeing 4.7 MB/second throughput or is raidtest just not a good way to measure peak throughput? Any thoughts would be appreciated. It does not astonish me that you get 5 MB/s

Re: Raidtest/3Ware 6000 Throughput

2006-03-16 Thread Chuck Swiger
Don O'Neil wrote: I would have thought I would at least see the raw single drive throughput, plus maybe a bit more. When choosing RAID levels, you are making a tradeoff between performance, reliability, and cost. Choosing RAID-5 means you value performance the least of the three: If you