svn commit: r289279 - in head/sys: kern vm

Adrian Chadd adrian.chadd at gmail.com
Mon Nov 2 04:24:04 UTC 2015


On 1 November 2015 at 20:20, NGie Cooper <yaneurabeya at gmail.com> wrote:
>
>> On Nov 1, 2015, at 20:15, Adrian Chadd <adrian.chadd at gmail.com> wrote:
>>
>> well, there's one cpu, nbuf=128, so lofreebuffers will be
>> MIN(nbuf/25+20, 128); nbuf=128, so it'll be 25.
>> hifreebuffers will be .. (3*25)/2, so 37.
>
> The values calculated via the old formulas were 12 and 24, BTW. What’s your maxbufspace set to?

This is running with the patch reverted:

root@:~ # sysctl vfs | grep buf | grep space
vfs.runningbufspace: 0
vfs.bufspace: 424960
vfs.bufkvaspace: 1081344
vfs.maxbufspace: 2097152
vfs.bufmallocspace: 0
vfs.maxmallocbufspace: 78643
vfs.lobufspace: 1507328
vfs.hibufspace: 1572864




-adrian


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