[issue39321] AMD64 FreeBSD Non-Debug 3.x: out of swap space (test process killed by signal 9)

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

New failure: https://buildbot.python.org/all/#/builders/214/builds/512

test.pythoninfo says:

datetime.datetime.now: 2020-03-25 18:59:08.424147
socket.hostname: 121-RELEASE-p2-amd64

/var/log/messages says:

Mar 25 18:41:13 121-RELEASE-p2-amd64 kernel: pid 65447 (python), jid 0, uid 1002, was killed: out of swap space

121-RELEASE-p2-amd64% sysctl hw | egrep 'hw.(phys|user|real)'
hw.physmem: 1033416704
hw.usermem: 745279488
hw.realmem: 1073676288

=> 985.5 MB of memory

121-RELEASE-p2-amd64% sysctl vm|grep swap      
vm.swap_enabled: 1
vm.domain.0.stats.unswappable: 0
vm.swap_idle_threshold2: 10
vm.swap_idle_threshold1: 2
vm.swap_idle_enabled: 0
vm.disable_swapspace_pageouts: 0
vm.stats.vm.v_swappgsout: 5793651
vm.stats.vm.v_swappgsin: 3322252
vm.stats.vm.v_swapout: 1390626
vm.stats.vm.v_swapin: 875591
vm.nswapdev: 1
vm.swap_fragmentation: 
vm.swap_async_max: 4
vm.swap_maxpages: 1964112
vm.swap_total: 4294864896
vm.swap_reserved: 7942307840

=> 4095.9 MB of swap (total)

121-RELEASE-p2-amd64% swapinfo -h
Device          1K-blocks     Used    Avail Capacity
/dev/da0p3        4194204      70M     3.9G     2%

121-RELEASE-p2-amd64% swapinfo 
Device          1K-blocks     Used    Avail Capacity
/dev/da0p3        4194204    72164  4122040     2%

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title: AMD64 FreeBSD Non-Debug 3.x: main regrtest process killed by SIGKILL (Signal 9) -> AMD64 FreeBSD Non-Debug 3.x: out of swap space (test process killed by signal 9)

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<https://bugs.python.org/issue39321>
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