Re: Disk I/O and Peripheral I/O in 6.0-BETA

From: Joseph Koshy <joseph.koshy_at_gmail.com>
Date: Sun, 14 Aug 2005 13:09:39 +0530
rtb> Howdy, I'm using a source build of 6.0-BETA2 (built over 5.4-STABLE)

rtb> Whenever I have huge disk related processes running, `rm -rf src obj
rtb> ports` for example, almost all other forms of I/O suffer. 

Do you have options WITNESS, INVARIANTS, INVARIANT_SUPPORT
in your kernel?  These are on in 6.0-BETA and can account
for a significant performance loss.

-- 
FreeBSD Volunteer,     http://people.freebsd.org/~jkoshy
Received on Sun Aug 14 2005 - 05:39:40 UTC

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