Re: blk-13B

2001-01-23 Thread Giuliano Pochini
> You could try instrumenting the paths in bdflush and kswapd, to see > what really happens when they run crazy. This would help a lot. :-( My knowledge of the kernel is too poor and I have too few time to study it. I tried the suggestion of A.Arcangeli about size interval. The test is always

Re: blk-13B

2001-01-23 Thread Giuliano Pochini
You could try instrumenting the paths in bdflush and kswapd, to see what really happens when they run crazy. This would help a lot. :-( My knowledge of the kernel is too poor and I have too few time to study it. I tried the suggestion of A.Arcangeli about size interval. The test is always

blk-13B

2001-01-13 Thread Giuliano Pochini
Hi! I found the time to make some tests with 2.4 and the blk-13B patch. It performs very well, no process starvation, no missed merges, etc., but sometimes it happens dbflush and kswapd start eating 100% CPU for about 20-30 secs.: 11:02am up 18 min, 5 users, load average: 2.74, 1.97, 1.15

blk-13B

2001-01-13 Thread Giuliano Pochini
Hi! I found the time to make some tests with 2.4 and the blk-13B patch. It performs very well, no process starvation, no missed merges, etc., but sometimes it happens dbflush and kswapd start eating 100% CPU for about 20-30 secs.: 11:02am up 18 min, 5 users, load average: 2.74, 1.97, 1.15