On Wednesday, August 12, 2020 11:27:37 AM MST Sergio Belkin wrote:
> Hi!
> I 've just had a problem using EarlyOOM + ZRAM. I haven't a disk-based swap
> partition.
> I was using mainly Zoom (desktop app) + Firefox + VirtualBox (Debian with
> 4GB of RAM), and EarlyOOM killed Zoom in the middle of a call :(
>
> This is the log:
> mem avail:   399 of 15887 MiB ( 2.51%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1899361 uid 1000 "Web Content": badness 315,
> VmRSS 313 MiB
> process exited after 2.2 seconds
> mem avail:   397 of 15887 MiB ( 2.50%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1899726 uid 1000 "Web Content": badness 304,
> VmRSS 80 MiB
> process exited after 3.7 seconds
> mem avail:   379 of 15887 MiB ( 2.39%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1896099 uid 1000 "Web Content": badness 303,
> VmRSS 74 MiB
> process exited after 3.6 seconds
> mem avail:   335 of 15887 MiB ( 2.11%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1899195 uid 1000 "Web Content": badness 303,
> VmRSS 70 MiB
> process exited after 3.6 seconds
> mem avail:   315 of 15887 MiB ( 1.98%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1899907 uid 1000 "Web Content": badness 301,
> VmRSS 27 MiB
> kill failed: Timer expired
> mem avail:   288 of 15887 MiB ( 1.81%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1898928 uid 1000 "VirtualBoxVM": badness 212,
> VmRSS 4244 MiB
> process exited after 0.0 seconds
> mem avail:   337 of 15887 MiB ( 2.13%), swap free:    0 of 4095 MiB ( 0.00%)
> low memory! at or below SIGTERM limits: mem  2.52%, swap 10.00%
> sending SIGTERM to process 1898342 uid 1000 "zoom": badness 36, VmRSS 721
> MiB
> process exited after 0.0 seconds
>
>
> So.... I wonder if is advisable using EarlyOOM + ZRAM Only, what do you
> think?
> Thanks in advance!

Please keep this in mind going forward, and take a moment to consider enabling
EarlyOOM in Fedora. As it turns out, EarlyOOM does exactly what it says it
does: It kills your programs when you've still got plenty of free memory.

--
John M. Harris, Jr.

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