phk at phk.freebsd.dk
Wed Mar 16 00:50:30 PST 2005
In message <20050316084106.GC28328 at cirb503493.alcatel.com.au>, Peter Jeremy wri
>On Tue, 2005-Mar-15 11:11:32 -0800, Matthew Dillon wrote:
>> syncer: I've always wanted to rewrite the syncer to be per-mount
>> or per-physical-device so it could sync out to multiple
>> physical devices simultaniously.
>My current bitch with syncer is that it can run for up to around 8msec
>(on an AMD XP-1800). This screws up interrupt latency.
And throw thousands of I/O requests on the queue at once, which screws
up I/O performance.
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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