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SubjectRe: disk caching (was Re: 2.1.89 broken?)
Date
Nicholas J. Leon wrote:
> # > It works for me on my 233MMX, however it seems to be far less
> # > efficient than prior kernels when it comes to memory handling. It doesn't
> # > seem to want to give up much memory from the disk cache, prefering to
> # Yeah, I've noticed that everything seems to completetly stop when it's
> # swapping, interactive performance is worse when swapping it seems.
>
> And I discovered today that doing a
>
> find /usr/src/linux -type f -exec grep -il 'entered promis' {} \;
>
> totally destroyed interactive performance, even when trying to kill the
> process (it took well over 15 seconds to respond to my ^Z).

Confirmed :-(. My scenario was/is (as I'm typing this) performing a
full backup to tape while trying to edit an e-mail message. I've never
seen my 6x86L/P200 crawl like this :-(. The tape and disk subsystems
are both SCSI, running off a Mylex/Buslogic PCI SCSI controller.

--
Bob Tracy | "They couldn't hit an elephant at this dist- "
Firewall Security Corp. | - Last words of Union General John Sedgwick,
rct@frus.com | Battle of Spotsylvania Court House, U.S. Civil War

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