Date: Mon, 27 Aug 2007 12:42:24 +0800 From: Ganbold <ganbold@micom.mng.net> To: Kevin Oberman <oberman@es.net> Cc: "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: Re: computer becomes slow when compiling something Message-ID: <46D25630.1060506@micom.mng.net> In-Reply-To: <20070827043556.496A945048@ptavv.es.net> References: <20070827043556.496A945048@ptavv.es.net>
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Kevin Oberman wrote: >> Date: Mon, 27 Aug 2007 12:25:38 +0800 >> From: Ganbold <ganbold@micom.mng.net> >> Sender: owner-freebsd-current@freebsd.org >> >> Hi, >> >> I'm running FreeBSD 7.0-CURRENT with SCHED_ULE, INVARIANTS, WITNESS >> enabled kernel. >> >> daemon# uname -an >> FreeBSD daemon.micom.mng.net 7.0-CURRENT FreeBSD 7.0-CURRENT #2: Thu Aug >> 23 17:59:17 ULAT 2007 >> tsgan@daemon.micom.mng.net:/usr/obj/usr/src/sys/GDAEMON i386 >> daemon# >> >> When compiling something (buildworld or making wine for example) inside >> from X/gnome >> my computer becomes very slow. >> >> top shows while compiling wine: >> >> last pid: 38660; load averages: 3.10, 2.24, >> 1.33 >> up 3+02:07:05 12:11:38 >> 106 processes: 3 running, 102 sleeping, 1 zombie >> CPU states: 90.2% user, 0.0% nice, 9.8% system, 0.0% interrupt, 0.0% >> idle >> Mem: 704M Active, 63M Inact, 168M Wired, 39M Cache, 111M Buf, 21M Free >> Swap: 2048M Total, 195M Used, 1853M Free, 9% Inuse >> >> PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND >> 902 tsgan 1 96 0 147M 134M RUN 929:41 3.96% Xorg >> 38659 root 1 96 0 15556K 12256K RUN 0:00 3.47% cc1 >> 1206 tsgan 1 44 19 156M 36940K select 178:06 0.00% >> operapluginwrapper >> 978 tsgan 1 44 0 212M 173M select 103:26 0.00% opera >> 954 tsgan 1 44 0 35236K 18372K select 11:59 0.00% >> wnck-applet >> 975 tsgan 7 44 0 198M 159M ucond 8:53 0.00% >> thunderbird-bin >> 922 tsgan 1 44 0 4808K 1460K select 4:43 0.00% gam_server >> 956 tsgan 1 44 0 35324K 16328K select 4:36 0.00% >> mixer_applet2 >> 962 tsgan 1 44 0 13736K 5936K select 1:57 0.00% >> gnome-screensaver >> 1224 tsgan 1 44 0 70232K 28900K select 1:33 0.00% pidgin >> 1591 tsgan 1 44 19 5520K 772K select 1:17 0.00% >> operapluginwrapper >> 772 root 1 44 0 4496K 928K select 1:03 0.00% >> hald-addon-storage >> 930 tsgan 1 44 0 16204K 8744K select 0:48 0.00% metacity >> 441 root 1 44 0 3276K 592K select 0:45 0.00% moused >> 765 haldaemon 1 44 0 6164K 2252K select 0:41 0.00% hald >> ... >> >> Is it due to SCHED_ULE makes a process CPU greedy and that is why my >> computer becomes slow? >> Or it is something else? What SCHED_ULE sysctl knobs should I test here? >> As I recall correctly I have never experienced such problems until >> recently. >> Maybe I'm wrong here. >> > > I've seen it for a while. You are running out of RAM and I have found > that once the swap use starts growing, things get VERY slow. I still > think something is wrong, but memory is cheap and an extra 1/2 Gig can > make a huge difference. At first I thought about that. But I have 1GB memory and as I remember I hadn't such problems when I was running RELENG_6. Wine compile is still running and top shows: last pid: 46408; load averages: 1.90, 2.31, 2.11 up 3+02:31:42 12:36:15 107 processes: 3 running, 103 sleeping, 1 zombie CPU states: 94.7% user, 0.0% nice, 5.3% system, 0.0% interrupt, 0.0% idle Mem: 656M Active, 89M Inact, 183M Wired, 37M Cache, 111M Buf, 29M Free Swap: 2048M Total, 321M Used, 1727M Free, 15% Inuse PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND 46406 root 1 110 0 122M 120M RUN 0:11 66.26% cc1 902 tsgan 1 47 0 139M 122M select 931:51 6.40% Xorg 962 tsgan 1 44 0 13736K 5780K select 1:59 0.59% gnome-screensaver 975 tsgan 8 44 0 186M 141M ucond 9:30 0.29% thunderbird-bin 954 tsgan 1 44 0 35236K 17328K select 12:02 0.10% wnck-applet 46408 root 1 44 0 3524K 1500K RUN 0:00 0.10% top 1206 tsgan 1 44 19 156M 8480K RUN 178:52 0.00% operapluginwrapper 978 tsgan 1 44 0 212M 144M select 104:21 0.00% opera 922 tsgan 1 44 0 4808K 1340K select 4:45 0.00% gam_server 956 tsgan 1 44 0 35324K 15128K select 4:38 0.00% mixer_applet2 1224 tsgan 1 44 0 70232K 24344K select 1:34 0.00% pidgin 1591 tsgan 1 44 19 5520K 740K select 1:17 0.00% operapluginwrapper 772 root 1 44 0 4496K 892K select 1:04 0.00% hald-addon-storage 1119 tsgan 2 -8 0 210M 172M piperd 0:57 0.00% gnome-terminal 930 tsgan 1 44 0 16204K 8376K select 0:51 0.00% metacity 441 root 1 44 0 3276K 584K select 0:48 0.00% moused ... > I have not seen any difference between > schedulers...about the same with 4BSD and ULE. > I see. thanks. Ganbold -- The USA is so enormous, and so numerous are its schools, colleges and religious seminaries, many devoted to special religious beliefs ranging from the unorthodox to the dotty, that we can hardly wonder at its yielding a more bounteous harvest of gobbledygook than the rest of the world put together. -- Sir Peter Medawar
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