Bug#801860: /bin/journalctl: journalctl --list-boots is too slow and memory hungry

[Michael Biebl]

Am 15.10.2015 um 13:08 schrieb Edward Allcutt:
> Package: systemd
> Version: 227-2
> Severity: normal
> File: /bin/journalctl
> 
> Dear Maintainer,
> 
> I'm not sure if this is expected behaviour or not, but it's certainly
> not ideal. :-)
> 
> When I run "journalctl --list-boots" (as root) I expected to get the
> output instantly or within seconds. Instead there was no output and it
> appeared hung. Checking with ps/top/strace I could see it was busy
> rather than sleeping and appeared to be calling brk() repeatedly to
> expand its heap size.
> 
> I left it doing that until it had consumed 7+GiB of RSS and had started
> to cause memory pressure and swap usage whereupon I killed it.
> 
> Is this normal? Might this be a problem with my persistent journal
> files? I enabled persistent journal using the instructions in
> /usr/share/doc/systemd/README.Debian.gz back in March.
> 

How big is your /var/log/journal/ ? Is that on HDD or SSD?
What does "journalctl --verify" say?


-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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