Date: Sun, 14 Aug 2005 13:09:39 +0530 From: Joseph Koshy <joseph.koshy@gmail.com> To: "R. Tyler Ballance" <tyler@tamu.edu> Cc: freebsd-current@freebsd.org Subject: Re: Disk I/O and Peripheral I/O in 6.0-BETA Message-ID: <84dead7205081400391bc377ac@mail.gmail.com> In-Reply-To: <E7C420C0-36FA-40C7-B6CC-EC00A632ED92@tamu.edu> References: <E7C420C0-36FA-40C7-B6CC-EC00A632ED92@tamu.edu>
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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.=20 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. --=20 FreeBSD Volunteer, http://people.freebsd.org/~jkoshy
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