Messages in this thread | | | Date | Thu, 9 Mar 2000 16:05:48 +0100 (CET) | From | Andrea Arcangeli <> | Subject | Re: Linux responsiveness under heavy load |
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On 9 Mar 2000, Andi Kleen wrote:
>Actually some SCSI controllers (especially intelligent ones like Mylex >or GDT) seem to spin a potentially long time queueing packets with >interrupts off to the SCSI adapter. See all the "TLB IPI timeout" problems
Nicolas said the disk is connected using UDMA/33 on a BE6-2 MB so I excluded the evil clied-scsi-loops. In the first case (where there's no swapout going on), it's more likely to be elevator starvation.
Andrea
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