Date: Sun, 16 Oct 2022 22:33:28 +0000 From: void <void@f-m.fm> To: freebsd-fs <freebsd-fs@freebsd.org> Subject: Re: zfs with operations like rm -rf takes a very long time recently Message-ID: <6e408755-7d8b-496a-a34f-b30dd4ea9b53@app.fastmail.com> In-Reply-To: <CANCZdfp%2BJYOJ4a4jrWvRSsO-vi-_JrK=iCh7eiC2f0hk7m3-AA@mail.gmail.com> References: <f25d069a-2ee7-491a-a5ef-a14b973c12e2@app.fastmail.com> <CAOtMX2jW1s8n_FGez4-sCMBnbd-GDUoj9Sx83gaTBTEuW58HQw@mail.gmail.com> <1625dc7b-81c4-4350-8f86-1b65f5a860d9@app.fastmail.com> <CAOtMX2hjGnpLgs2vD1pTELK-nF9nBORhCj57zyYmkEmHAGohnQ@mail.gmail.com> <64a0af42-630d-4f42-8b8c-921b68b03078@app.fastmail.com> <CANCZdfq5bUWvc649Xi0gNBSe3y95B5zeLOJ29DjP=FG3CzCcjQ@mail.gmail.com> <528a0bcc-6bcd-4d66-aeff-273542deb21d@app.fastmail.com> <CANCZdfp%2BJYOJ4a4jrWvRSsO-vi-_JrK=iCh7eiC2f0hk7m3-AA@mail.gmail.com>
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On Sun, 16 Oct 2022, at 22:06, Warner Losh wrote:
> The disk is quite busy and performing decently well for the load...
> The quite busy
> part I see others are trying to explain and/or diagnose, so I'll leave
> them to it.
It runs ssl/nextcloud/postgresql13/nginx/memcached/exim but for only a few users. I'd not say it's particularly busy usually.
last pid: 5664; load averages: 0.31, 0.24, 0.20 up 0+05:29:57 23:30:10
69 processes: 1 running, 68 sleeping
CPU: 0.7% user, 0.0% nice, 1.9% system, 0.1% interrupt, 97.4% idle
Mem: 391M Active, 237M Inact, 5304M Wired, 40K Buf, 1882M Free
ARC: 2623M Total, 1857M MFU, 149M MRU, 143K Anon, 79M Header, 537M Other
1587M Compressed, 21G Uncompressed, 13.30:1 Ratio
Swap: 16G Total, 16G Free
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
4369 www 1 23 0 480M 148M accept 0 0:45 2.20% php-fpm
1451 www 1 68 0 514M 151M accept 2 0:37 0.00% php-fpm
5016 www 1 34 0 478M 145M accept 1 0:20 0.00% php-fpm
1130 unbound 1 20 0 153M 119M kqread 0 0:10 0.00% unbound
1292 root 3 20 0 19M 3320K select 1 0:09 0.00% apcupsd
1345 postgres 1 23 0 2153M 74M select 3 0:05 0.00% postgres
1351 postgres 1 20 0 31M 10M kqread 3 0:03 0.00% postgres
1474 nobody 10 20 0 51M 7188K kqread 3 0:03 0.00% memcached
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