Re: 12.0-ALPHA5 - ZFS default ARC max apparently forcing system to run out of memory

From: Rebecca Cran <rebecca_at_bluestop.org>
Date: Sun, 14 Oct 2018 20:01:18 -0600
On 9/27/18 9:00 PM, Allan Jude wrote:

>
> It doesn't appear like ZFS is dominating memory usage there. Using less
> than the 8GB you indicated that setting the max to solved the problem...


You're right, the problem appeared again despite having limited ZFS:


FreeBSD tau.bluestop.org 12.0-ALPHA8 FreeBSD 12.0-ALPHA8
dc3b1a4cf0e(master) MYKERNEL  amd64

vfs.zfs.arc_max: 8589934592


Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(14): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(8): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(8): failed
Oct  9 22:17:50 tau syslogd: last message repeated 1 times
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(4): failed
Oct  9 22:17:50 tau syslogd: last message repeated 2 times
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(5): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(4): failed
Oct  9 22:17:50 tau syslogd: last message repeated 1 times
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(3): failed
Oct  9 22:17:50 tau syslogd: last message repeated 1 times
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(3): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(3): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(5): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(3): failed
Oct  9 22:17:50 tau syslogd: last message repeated 1 times
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(3): failed
Oct  9 22:17:50 tau kernel: swap_pager_getswapspace(15): failed
Oct  9 22:21:51 tau kernel: swap_pager_getswapspace(1): failed
Oct  9 22:36:03 tau kernel: pid 9236 (cc1plus), uid 0, was killed: out
of swap space
Oct  9 22:40:55 tau kernel: pid 29131 (cc1plus), uid 0, was killed: out
of swap space
Oct  9 22:40:56 tau kernel: pid 82673 (firefox), uid 1001, was killed:
out of swap space
Oct  9 22:40:57 tau kernel: pid 30363 (firefox), uid 1001: exited on
signal 11 (core dumped)
Oct  9 22:40:59 tau kernel: pid 46714 (firefox), uid 1001: exited on
signal 11 (core dumped)
Oct  9 22:41:00 tau kernel: pid 62612 (firefox), uid 1001: exited on
signal 11 (core dumped)


-- 
Rebecca Cran
Received on Mon Oct 15 2018 - 00:01:28 UTC

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