Regarding vfs.lorunningspace and vfs.hirunningspace...
On 2010-Jul-15 13:52:43 -0500, Alan Cox alan.l@gmail.com wrote:
Keep in mind that we still run on some fairly small systems with limited I/O
capabilities, e.g., a typical arm platform. More generally, with the range
of systems that
Peter Jeremy wrote:
Regarding vfs.lorunningspace and vfs.hirunningspace...
On 2010-Jul-15 13:52:43 -0500, Alan Coxalan.l@gmail.com wrote:
Keep in mind that we still run on some fairly small systems with limited I/O
capabilities, e.g., a typical arm platform. More generally, with the
On 07/14/10 18:27, Jerry Toung wrote:
On Wed, Jul 14, 2010 at 12:04 AM, Gary Jennejohn
gljennj...@googlemail.comwrote:
Rather than commenting out the code try setting the sysctl
vfs.hirunningspace to various powers-of-two. Default seems to be
1MB. I just changed it on the command line
On Thu, Jul 15, 2010 at 8:01 AM, Ivan Voras ivo...@freebsd.org wrote:
On 07/14/10 18:27, Jerry Toung wrote:
On Wed, Jul 14, 2010 at 12:04 AM, Gary Jennejohn
gljennj...@googlemail.comwrote:
Rather than commenting out the code try setting the sysctl
vfs.hirunningspace to various
2010/7/15 Alan Cox alan.l@gmail.com:
On Thu, Jul 15, 2010 at 8:01 AM, Ivan Voras ivo...@freebsd.org wrote:
On 07/14/10 18:27, Jerry Toung wrote:
On Wed, Jul 14, 2010 at 12:04 AM, Gary Jennejohn
gljennj...@googlemail.comwrote:
Rather than commenting out the code try setting the
:void
:waitrunningbufspace(void)
:{
:/*
:mtx_lock(rbreqlock);
:while (runningbufspace hirunningspace) {
:++runningbufreq;
:msleep(runningbufreq, rbreqlock, PVM, wdrain, 0);
:}
:mtx_unlock(rbreqlock);
:*/
:}
:
:so far, I can't
On Tue, 13 Jul 2010 15:34:12 -0700
Jerry Toung jryto...@gmail.com wrote:
Hello List,
I am on 8.0 RELEASE amd64. My system has 2 RAID arrays connected to 2
separate
controllers.
My I/O throughput tests jumped by ~100MB/sec on both channels, when I
commented out the
following piece of code
On Wed, Jul 14, 2010 at 12:04 AM, Gary Jennejohn
gljennj...@googlemail.comwrote:
Rather than commenting out the code try setting the sysctl
vfs.hirunningspace to various powers-of-two. Default seems to be
1MB. I just changed it on the command line as a test to 2MB.
You can do this in
Hello List,
I am on 8.0 RELEASE amd64. My system has 2 RAID arrays connected to 2
separate
controllers.
My I/O throughput tests jumped by ~100MB/sec on both channels, when I
commented out the
following piece of code from kern/vfs_bio.c
void
waitrunningbufspace(void)
{
/*
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