Re: chromium port causing massive I/O faults

On Mon Jul 25 11, Adrian Chadd wrote:
> Is it perhaps doing disk IO using mmap?

how can i check, whether that's the case or not?

> 
> 
> 
> adrian
> 
> On 25 July 2011 05:25, Alexander Best <[e-mail]> wrote:
> > hi there,
> >
> > i noticed that chromium, expecially in combination with nspluginwrapper and
> > flash, is causing a lot of I/O faults. i ran 'top -mio -I -n 999999' and after
> > only ~ 4 hours of running chromium (most of the time not loading any new
> > pages), i got the following data:
> >
> > last pid: 39976; 溻oad averages: ꀰ.37, ꀰ.26, ꀰ.19 濵p 3+02:38:30 ꀠꀲ3:15:26
> > 72 processes: ꀲ running, 70 sleeping
> >
> > Mem: 755M Active, 662M Inact, 447M Wired, 51M Cache, 212M Buf, 45M Free
> > Swap: 10G Total, 159M Used, 10G Free, 1% Inuse
> >
> >
> > 嘭ID ꀠ吚ID ꀠꀠVCSW 啱VCSW ꀠREAD 咗RITE 啫AULT 糍OTAL PERCENT COMMAND
> > 39908 ꀠ1001 ꀠꀠ7409 ꀵ1112 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀴ ꀠꀠꀴ ꀠ0.00% /usr/local/lib/nspluginwrapper/i386/linux/npviewer.bin --plugi
> > 39605 ꀠ1001 ꀠ598315 233115 ꀠꀠ11 ꀠꀠꀰ ꀠꀠꀳ ꀠꀠ14 ꀠ0.01% /usr/local/lib/nspluginwrapper/i386/linux/npviewer.bin --plugi
> > ꀱ752 ꀠ1001 ꀠ22292378 29644471 ꀠꀱ38 ꀠꀠꀰ ꀠꀶ96 ꀠꀸ34 ꀠ0.38% /usr/local/bin/Xorg -nolisten inet6
> > ꀱ756 ꀠ1001 ꀠ1551733 2002630 ꀠꀴ80 ꀠꀠꀰ ꀠꀴ55 ꀠꀹ35 ꀠ0.43% /usr/local/bin/awesome
> > 39140 ꀠ1001 ꀠ10672291 1240670 ꀠꀠꀰ ꀠꀠꀰ ꀠ6522 ꀠ6522 ꀠ2.97% chrome: --type=zygote (chrome)
> > 39116 ꀠ1001 ꀠ5967965 3237798 ꀠ8249 ꀲ0401 136394 165044 ꀷ5.14% chromium-browser: ꀨchrome)
> > 39138 ꀠ1001 ꀠ6436642 994546 ꀠꀠꀰ ꀠꀠꀰ ꀠ1785 ꀠ1785 ꀠ0.81% chrome: --type=zygote (chrome)
> > 39135 ꀠ1001 ꀠ4334272 169320 ꀠꀠꀰ ꀠꀠꀰ ꀠ1723 ꀠ1723 ꀠ0.78% chrome: --type=zygote (chrome)
> > 39133 ꀠ1001 ꀠ4321593 169574 ꀠꀠꀱ ꀠꀠꀰ ꀠ1717 ꀠ1718 ꀠ0.78% chrome: --type=zygote (chrome)
> > 39132 ꀠ1001 ꀠ4292029 164913 ꀠꀠꀶ ꀠꀠꀰ ꀠ1766 ꀠ1772 ꀠ0.81% chrome: --type=zygote (chrome)
> > 39137 ꀠ1001 ꀠ4152284 139225 ꀠꀠꀱ ꀠꀠꀰ ꀠ1762 ꀠ1763 ꀠ0.80% chrome: --type=zygote (chrome)
> > ꀱ629 ꀠꀵ60 ꀠ356784 ꀷ0399 ꀠꀠ25 ꀠꀠꀰ ꀠꀠ40 ꀠꀠ65 ꀠ0.03% /usr/local/sbin/hald
> > ꀱ767 ꀠ1001 ꀠ355603 ꀸ7998 ꀠꀠ32 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠ32 ꀠ0.01% /usr/local/libexec/gam_server
> > 39144 ꀠ1001 ꀠ2659919 409841 ꀠꀠꀰ ꀠꀠꀰ ꀠ3578 ꀠ3578 ꀠ1.63% chrome: --type=plugin --plugin-path=/usr/home/arundel/.mozill
> > 10217 ꀠ1001 ꀠ472898 258689 ꀠꀶ01 ꀠꀠꀱ ꀠꀠꀸ ꀠꀶ10 ꀠ0.28% /usr/local/bin/musicpd /usr/local/etc/musicpd.conf
> > 39121 ꀠ1001 ꀠ552140 ꀴ4286 ꀠꀠꀱ ꀠꀠꀰ ꀠꀱ81 ꀠꀱ82 ꀠ0.08% chrome: --type=zygote (chrome)
> > 39358 ꀠ1001 ꀠ103237 ꀲ0357 ꀠꀲ23 ꀠ1479 ꀠꀲ11 ꀠ1913 ꀠ0.87% /usr/local/bin/sakura
> > 39119 ꀠ1001 ꀠꀹ1173 ꀵ8899 ꀠꀠꀲ ꀠꀠꀰ ꀱ4795 ꀱ4797 ꀠ6.74% chrome: --type=zygote (chrome)
> > 39846 ꀠ1001 ꀠ275524 ꀵ1575 ꀠꀠꀰ ꀠꀠꀰ ꀠ7085 ꀠ7085 ꀠ3.23% chrome: --type=zygote (chrome)
> > 39120 ꀠ1001 ꀠꀶ0470 ꀱ8204 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠ22 ꀠꀠ22 ꀠ0.01% chrome: --type=zygote (chrome)
> > ꀱ538 ꀠꀠꀰ ꀠꀵ3910 ꀠ6390 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀱ ꀠꀠꀱ ꀠ0.00% sendmail: accepting connections (sendmail)
> > 39363 ꀠ1001 ꀠꀳ3822 ꀠ9157 ꀠꀠꀱ ꀠ1113 ꀠꀠꀳ ꀠ1117 ꀠ0.51% /usr/local/bin/sakura
> > 39805 ꀠ1001 ꀠꀵ5542 ꀴ3060 ꀠꀠꀰ ꀠꀠꀰ ꀠ2787 ꀠ2787 ꀠ1.27% chrome: --type=zygote (chrome)
> > 39117 ꀠ1001 ꀠꀠ2935 ꀱ3041 ꀠꀱ56 ꀠꀠꀰ ꀠꀱ55 ꀠꀳ11 ꀠ0.14% chromium-browser: ꀨchrome)
> > 39902 ꀠ1001 ꀠꀴ3829 ꀳ1005 ꀠꀠꀰ ꀠꀠꀰ ꀠ4477 ꀠ4477 ꀠ2.04% chrome: --type=zygote (chrome)
> > ꀳ62 ꀠꀠꀰ ꀠꀲ8923 ꀠ1878 ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀵ ꀠꀠꀶ ꀠ0.00% /usr/sbin/wpa_supplicant -s -B -i wlan0 -c /etc/wpa_supplicant
> > ꀱ548 ꀠꀠꀰ ꀠꀠ5122 ꀠꀶ72 ꀠꀠ11 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠ11 ꀠ0.01% /usr/sbin/cron -s
> > ꀱ217 ꀠꀠꀰ ꀠꀱ3118 ꀠꀶ76 ꀠꀠ21 ꀠꀠ39 ꀠꀠꀰ ꀠꀠ60 ꀠ0.03% /usr/sbin/syslogd -s
> > 39907 ꀠ1001 ꀠꀱ6179 ꀠ6366 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀲ ꀠꀠꀲ ꀠ0.00% /usr/local/lib/nspluginwrapper/i386/linux/npviewer.bin --plugi
> > 39118 ꀠ1001 ꀠꀠꀹ76 ꀠꀷ16 ꀠꀠ90 ꀠꀠꀰ ꀠꀠ81 ꀠꀱ71 ꀠ0.08% chrome: --type=zygote (chrome)
> > ꀱ345 ꀠꀠꀰ ꀠꀠ1362 ꀠꀲ01 ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀲ ꀠꀠꀳ ꀠ0.00% /usr/local/sbin/smartd -p /var/run/smartd.pid -c /usr/local/et
> > ꀱ685 ꀠ1001 ꀠꀠꀱ80 ꀠꀠ22 ꀠꀠ52 ꀠꀠꀰ ꀠꀠ30 ꀠꀠ82 ꀠ0.04% -zsh (zsh)
> > ꀱ458 ꀶ5534 ꀠꀠꀵ12 ꀠꀠ62 ꀠꀠꀲ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀲ ꀠ0.00% /usr/local/bin/mpdscribble --daemon-user nobody
> > 39360 ꀠ1001 ꀠꀠꀳ94 ꀠꀲ87 ꀠꀠ14 ꀠꀠꀰ ꀠꀠꀵ ꀠꀠ19 ꀠ0.01% /usr/local/bin/zsh
> > ꀱ636 ꀠꀠꀰ ꀠꀠꀱ84 ꀠꀱ81 ꀠꀠꀸ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀸ ꀠ0.00% hald-runner
> > 39365 ꀠ1001 ꀠꀠꀠ98 ꀠꀱ13 ꀠꀠ18 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠ18 ꀠ0.01% /usr/local/bin/zsh
> > ꀱ633 ꀠꀠꀰ ꀠꀠꀶ48 ꀠꀱ33 ꀠꀠ29 ꀠꀠꀰ ꀠꀠꀵ ꀠꀠ34 ꀠ0.02% /usr/local/libexec/polkitd
> > ꀱ631 ꀠꀠꀰ ꀠꀠꀶ08 ꀠꀠ71 ꀠꀠ15 ꀠꀠꀰ ꀠꀠ24 ꀠꀠ39 ꀠ0.02% /usr/local/sbin/console-kit-daemon --no-daemon
> > 39931 ꀠ1001 ꀠꀠꀠ53 ꀠꀠ81 ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀱ ꀠꀠꀲ ꀠ0.00% /usr/local/bin/zsh
> > ꀱ713 ꀠ1001 ꀠꀠꀠ21 ꀠꀠ16 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀲ ꀠꀠꀲ ꀠ0.00% ssh-agent
> > ꀱ352 ꀠꀵ56 ꀠꀠꀱ76 ꀠꀱ25 ꀠꀠꀲ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀲ ꀠ0.00% /usr/local/bin/dbus-daemon --system
> > ꀱ494 ꀠꀠꀰ ꀠꀠꀠ62 ꀠꀠ17 ꀠꀠ45 ꀠꀠꀰ ꀠꀠ14 ꀠꀠ59 ꀠ0.03% /usr/local/sbin/cupsd -C /usr/local/etc/cups/cupsd.conf
> > ꀱ733 ꀠ1001 ꀠꀠꀠ20 ꀠꀠꀰ ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀱ ꀠ0.00% /bin/sh /usr/local/bin/startx
> > ꀱ617 ꀠꀠꀰ ꀠꀠꀠ33 ꀠꀠ15 ꀠꀠꀷ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀷ ꀠ0.00% login [pam] (login)
> > ꀱ751 ꀠ1001 ꀠꀠꀠ16 ꀠꀠꀴ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀴ ꀠꀠꀴ ꀠ0.00% xinit /home/arundel/.xinitrc -- /home/arundel/.xserverrc :0 -a
> > 39953 ꀠ1001 ꀠꀠꀠ18 ꀠꀠ33 ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀱ ꀠ0.00% /bin/sh /usr/bin/man top
> > ꀱ635 ꀠꀠꀰ ꀠꀠꀠ28 ꀠꀠꀸ ꀠꀠ18 ꀠꀠꀰ ꀠꀠꀰ ꀠꀠ18 ꀠ0.01% /usr/local/libexec/gam_server
> > ꀱ618 ꀠꀠꀰ ꀠꀠꀠꀷ ꀠꀠꀳ ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀲ ꀠꀠꀳ ꀠ0.00% /usr/libexec/getty Pc ttyv1
> > ꀱ755 ꀠ1001 ꀠꀠꀠꀳ ꀠꀠꀰ ꀠꀠꀱ ꀠꀠꀰ ꀠꀠꀰ ꀠꀠꀱ ꀠ0.00% sh /home/arundel/.xinitrc
> >
> > ... is anybody else experiencing the same behavior? i also noticed a massive
> > fault burst (~ 1500/sec), when closing chromium.
> >
> > cheers.
> > alex
> >
> > P.S.: i'm running HEAD on amd64 and the chromium port is @ 12.0.742.124.
> > _______________________________________________
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> > http://lists.freebsd.org/mailman/listinfo/freebsd-current
> > To unsubscribe, send any mail to "[e-mail]"
> >
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