Re: [PERFORM] Benchmark: Dell/Perc 6, 8 disk RAID 10

2008-03-16 Thread Scott Marlowe
On Sun, Mar 16, 2008 at 1:36 PM, Dave Cramer <[EMAIL PROTECTED]> wrote: > > On 16-Mar-08, at 3:04 PM, Craig James wrote: > > Just out of curiosity: Last time I did research, the word seemed to > > be that xfs was better than ext2 or ext3. Is that not true? Why > > use ext2/3 at all if xfs is

Re: [PERFORM] Benchmark: Dell/Perc 6, 8 disk RAID 10

2008-03-16 Thread Dave Cramer
On 16-Mar-08, at 3:04 PM, Craig James wrote: Dave Cramer wrote: On 16-Mar-08, at 2:19 AM, Justin wrote: I decided to reformat the raid 10 into ext2 to see if there was any real big difference in performance as some people have noted here is the test results please note the WAL files

Re: [PERFORM] Benchmark: Dell/Perc 6, 8 disk RAID 10

2008-03-16 Thread Craig James
Craig James wrote: Dave Cramer wrote: On 16-Mar-08, at 2:19 AM, Justin wrote: I decided to reformat the raid 10 into ext2 to see if there was any real big difference in performance as some people have noted here is the test results please note the WAL files are still on the raid 0 set

Re: [PERFORM] Benchmark: Dell/Perc 6, 8 disk RAID 10

2008-03-16 Thread Craig James
Dave Cramer wrote: On 16-Mar-08, at 2:19 AM, Justin wrote: I decided to reformat the raid 10 into ext2 to see if there was any real big difference in performance as some people have noted here is the test results please note the WAL files are still on the raid 0 set which is still in e

Re: [PERFORM] best way to run maintenance script

2008-03-16 Thread Peter Eisentraut
Vinubalaji Gopal wrote: > I tried using the nice command (Linux system) on the maintenance script > - it did not have any effect - guess it does not change the niceness of > the postgresql vacuum process. You are probably looking for the command ionice. nice only affects the CPU priority, and th

Re: [PERFORM] Benchmark: Dell/Perc 6, 8 disk RAID 10

2008-03-16 Thread Dave Cramer
On 16-Mar-08, at 2:19 AM, Justin wrote: I decided to reformat the raid 10 into ext2 to see if there was any real big difference in performance as some people have noted here is the test results please note the WAL files are still on the raid 0 set which is still in ext3 file system f