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> same time. After that when the database is doing its stuff both > the database process and netscape gets stuck in D-state in wait_on_page > for many seconds while the disk (Adaptec AIC7xxx contr) is trashing > like mad. If I close netscape during this I can see the netscape That sounds quite normal for a machine that has passed the point where the working set for the active processes no longer fits in ram. > ordered a new one. I sort of thought it was just being overloaded, > and maybe it is, but processes being stuck in D-state for such a long > time doesn't seem right. And since you asked... Lots of paging by the sound of it. It is probably not "stuck in D state" but "going in and out of D state a lot". The only case I'd expect it to stay in D a lot would be if it is paging stuff in/out and hits a scsi problem at which point it would stay stuck while the scsi error handling kicked in but you'd have a log entry if so Alan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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