Re: 2.9test9-mm1 and DAO ATAPI cd-burning corrupt

From: Prakash K. Cheemplavam
Date: Thu Nov 06 2003 - 07:41:47 EST


procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
r b swpd free buff cache si so bi bo in cs us sy id wa
2 0 0 579472 13976 308572 0 0 425 85 1255 645 5 3 84 9
2 0 0 579456 13976 308572 0 0 0 0 725 521 5 5 91 0
1 0 0 579448 13976 308572 0 0 0 0 736 523 2 5 94 0
0 0 0 579448 13976 308572 0 0 0 25 745 439 2


[snip]

This looks good, from a system utilization point of view. I'm wondering
whether you have the iso image cached? There's no block io going on.

It does like more like a CPU scheduler problem at this point.


Ok, then it is Nick's turn, I guess. :-) Yeah most probably the iso is cached, as it was not the first time I burnt the iso when I did the vmstat, furthermore I have 1 GB of RAM... The other thing which doesn't speack for i/o problems, I guess: Just the first seconds when I start erasing the CD-RW the mouse hangs and heavily stutters, then it is OK until actual burning of image begins, then the mouse slightly stutters. All this was not with test9-mm1.


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