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Re: Machine livelock with latest (4.99.48) kernel on sparc64 -- mem leak?



matthew green wrote:
procs memory page disks faults cpu
   r b w    avm    fre  flt  re  pi   po   fr   sr m0 c0   in   sy  cs us sy id
0 0 0 18800 264 6396 2067 2173 701 3327 18417 0 0 8465 85 13536 0 9 91 0 0 0 18928 272 4386 1494 1490 431 2268 11808 0 0 5835 49 9153 0 9 91 0 0 0 18768 352 3475 1081 1195 319 1789 8276 0 0 4664 50 7081 0 8 92 0 0 0 18600 312 5580 1710 2177 658 2846 22349 0 0 7802 94 12409 0 8 92 0 0 0 18720 240 4348 1410 1692 484 2249 14998 0 0 5995 95 9471 0 8 92 0 0 0 18440 392 5522 1706 2164 660 2812 19205 0 0 7753 86 11928 0 10 90 0 0 0 18608 320 6945 2180 2706 818 3560 25290 0 0 9940 103 15098 0 9 91 0 0 0 18608 344 6709 1999 2567 838 3462 23361 0 0 9417 107 14569 0 9 91 0 0 0 18648 288 3505 1202 1400 386 1781 12668 0 0 4868 42 7655 0 9 91


this machine is in paging hell.  that's looking like about 1000
pagein and pageout requests every second.

Yep, it sure is... the disk sounds like the drum track of a sped-up techno/industrial song ;)

perhaps test/play with the vm.{exec,anon,file}{min,max} values
some?e  increase anonmin and execmin perhaps?  it is hard to
know what sort of pages are being reused so quickly..

This all worked pre 4.99.48 without any tuning and the install on this box is bog-stock (the disks from it got moved to the V120 about a month ago, and it got the then-HEAD installed on it).

--rafal




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