Messages in this thread | | | From | Bill Davidsen <> | Subject | Re: 2.6.28-rc8 big regression in VM | Date | Tue, 16 Dec 2008 16:08:12 -0500 |
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KVMWu Fengguang wrote: > On Sat, Dec 13, 2008 at 11:58:15AM +0200, Lukas Hejtmanek wrote: >> On Sat, Dec 13, 2008 at 09:21:15AM +0800, Wu Fengguang wrote: >>> I cannot reproduce it on 2.6.28-rc7, compiling 2.6.28-rc8... >>> >>> # free; echo 3 > /proc/sys/vm/drop_caches; free >>> total used free shared buffers cached >>> Mem: 1940 109 1831 0 0 42 >>> -/+ buffers/cache: 66 1873 >>> Swap: 0 0 0 >>> total used free shared buffers cached >>> Mem: 1940 62 1877 0 0 7 >>> -/+ buffers/cache: 55 1884 >>> Swap: 0 0 0 >>> >>>> once the whole memory is eaten by the cache, the system is pretty unusable. >>> What's your kconfig? >> attached. > > OK I'll try it. I cannot produce the bug in my -rc8 configuration yet: > > # free; echo 3 > /proc/sys/vm/drop_caches; free > total used free shared buffers cached > Mem: 1940 906 1033 0 0 761 > -/+ buffers/cache: 144 1795 > Swap: 0 0 0 > total used free shared buffers cached > Mem: 1940 147 1793 0 0 19 > -/+ buffers/cache: 127 1813 > Swap: 0 0 0 >
Could the problem be related to him running 2GB memory and you running... well, maybe a patches version of "free?" Or can you really run in 2MB, or am I misreading?
-- Bill Davidsen <davidsen@tmr.com> "We have more to fear from the bungling of the incompetent than from the machinations of the wicked." - from Slashdot
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