Re: Filesystem Tests

2003-08-14 Thread Andrew Morton
Mike Fedyk [EMAIL PROTECTED] wrote: On Wed, Aug 06, 2003 at 06:34:10PM +0200, Diego Calleja Garc?a wrote: El Wed, 06 Aug 2003 18:06:37 +0400 Hans Reiser [EMAIL PROTECTED] escribi?: I don't think ext2 is a serious option for servers of the sort that Linux specializes in, which is

Re: Filesystem Tests

2003-08-14 Thread Jamie Lokier
I've never wrote I made my guesses from the CPU percentage alone, you explained correctly why. I encourage you too to calculate yourself how much more CPU time reiser4 needs. Ok, fair enough :) -- Jamie

Re: Filesystem Tests

2003-08-14 Thread Timothy Miller
Hans Reiser wrote: reiser4 cpu consumption is still dropping rapidly as others and I find kruft in the code and remove it. Major kruft remains still. If a file system is getting greater throughput, that means the relevant code is being run more, which means more CPU will be used for the

Re: Filesystem Tests

2003-08-14 Thread Mike Fedyk
On Wed, Aug 06, 2003 at 08:45:14PM +0200, Diego Calleja Garc?a wrote: El Wed, 6 Aug 2003 11:04:27 -0700 Mike Fedyk [EMAIL PROTECTED] escribi?: Journaled filesystems have a much smaller chance of having problems after a crash. I've had (several) filesystem corruption in a desktop

Re: Filesystem Tests

2003-08-14 Thread Szakacsits Szabolcs
On Sat, 9 Aug 2003, Jamie Lokier wrote: reiser4 is using approximately twice the CPU percentage, but completes in approximately half the time, therefore it uses about the same amount of CPU time at the others. Therefore on a loaded system, with a load carefully chosen to make the test CPU

Re: Filesystem Tests

2003-08-14 Thread Szakacsits Szabolcs
On Tue, 5 Aug 2003, Andrew Morton wrote: Solutions to this inaccuracy are to make the test so long-running (ten minutes or more) that the difference is minor, or to include the `sync' in the time measurement. And/or reduce RAM at kernel boot, etc. Anyway, I also asked for 'sync' yesterday

Re: Filesystem Tests

2003-08-14 Thread Mike Fedyk
On Wed, Aug 06, 2003 at 07:37:42PM -0400, Timothy Miller wrote: Hans Reiser wrote: reiser4 cpu consumption is still dropping rapidly as others and I find kruft in the code and remove it. Major kruft remains still. Now, if you can manage to make it twice as fast while NOT increasing

Re: Filesystem Tests

2003-08-14 Thread Diego Calleja Garca
El Wed, 06 Aug 2003 18:06:37 +0400 Hans Reiser [EMAIL PROTECTED] escribió: I don't think ext2 is a serious option for servers of the sort that Linux specializes in, which is probably why he didn't measure it. Why? reiser4 cpu consumption is still dropping rapidly as others and I find

Re: Filesystem Tests

2003-08-06 Thread Mike Fedyk
On Wed, Aug 06, 2003 at 06:34:10PM +0200, Diego Calleja Garc?a wrote: El Wed, 06 Aug 2003 18:06:37 +0400 Hans Reiser [EMAIL PROTECTED] escribi?: I don't think ext2 is a serious option for servers of the sort that Linux specializes in, which is probably why he didn't measure it. Why?

Re: Filesystem Tests

2003-08-06 Thread Felipe Alfaro Solana
On Wed, 2003-08-06 at 04:30, Grant Miner wrote: I tested the performace of various filesystems with a mozilla build tree of 295MB, with primarily writing and copying operations. The test system is Linux 2.6.0-test2, 512MB memory, 11531.85MB partition for tests. Sync is run a few times

Re: Filesystem Tests

2003-08-06 Thread Diego Calleja Garca
El Wed, 6 Aug 2003 12:08:50 -0700 Mike Fedyk [EMAIL PROTECTED] escribió: But with servers, the larger your filesystem, the longer it will take to fsck. And that is bad for uptime. Period. Sure. But Han's don't benchmark ext2 because it's not an option isn't a valid stament, at least to me.

Re: Filesystem Tests

2003-08-05 Thread Andrew Morton
Grant Miner [EMAIL PROTECTED] wrote: I tested the performace of various filesystems with a mozilla build tree of 295MB, with primarily writing and copying operations. The test system is Linux 2.6.0-test2, 512MB memory, 11531.85MB partition for tests. Sync is run a few times throughout