Date: Mon, 19 May 2003 10:25:50 +0300 From: Dmitry Alyabyev <dimitry@al.org.ua> To: "PsYxAkIaS (FreeBSD)" <freebsd@psyxakias.com> Cc: freebsd-isp@freebsd.org Subject: Re: Load Averages problem - Suddenly it goes over 100+ - Any ideas? Message-ID: <200305191025.50499.dimitry@al.org.ua> In-Reply-To: <000a01c31ca5$10ae8440$162ea8c0@computer> References: <000a01c31ca5$10ae8440$162ea8c0@computer>
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At the first glance you have lots of processes which cannot be kept in memory so your system swaps them out (480M of swap space is used). On Saturday 17 May 2003 21:49, PsYxAkIaS (FreeBSD) wrote: > Hi all again, > > I am usually having 0.xx load averages but sometimes SUDDENLY it goes more > than 100+ load averages and then it goes down again. > > While it was having 97+ load averages i did 'top -n -S' but didnt show > anything that wastes so much resources. > > I tried tcpdump if there was an incoming attack but didnt notice anything, > I also checked ipfm, tcpstat, trafshow but there wasnt any badwidth usage. > > I am worried for 3 things: > 1. some type of attack > 2. hardware problem > 3. customer's program that wastes resources > > Do you have ANY ideas? OR any utilities that will give me more information? > > BEFORE: > ------- > uptime > 1:32PM up 22 days, 14:09, 8 users, load averages: 0.11, 0.15, 0.17 > > AFTER some minutes: > ------------------- > top -n -S > last pid: 8129; load averages: 97.11, 38.51, 38.03 up 22+14:17:52 > 13:41:48 858 processes: 2 running, 856 sleeping > > Mem: 247M Active, 34M Inact, 174M Wired, 14M Cache, 57M Buf, 952K Free > Swap: 1024M Total, 480M Used, 544M Free, 46% Inuse > > > PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU > COMMAND 2 root -18 0 0K 0K wswbuf 213:28 2.83% 2.83% > pagedaemo 42668 <username> 2 0 8312K 5460K select 18:39 0.73% > 0.73% eggdrop-1 42075 <username> -22 0 20228K 8908K swread 27:17 > 0.29% 0.29% eggdrop-1 16785 <username> 2 0 14768K 11544K select > 8:15 0.15% 0.15% eggdrop-1 97981 <username> 2 0 8392K 5648K > select 62:58 0.10% 0.10% eggdrop-1 32965 <username> 2 0 5124K > 1028K select 3:32 0.05% 0.05% psybnc 937 <username> 2 0 23796K > 4300K poll 216:35 0.00% 0.00% ircd 60963 <username> 2 0 4480K > 2432K select 113:17 0.00% 0.00% eggdrop-1 945 <username> 2 0 > 2064K 224K poll 100:24 0.00% 0.00% wbt 77261 <username> 2 0 > 4972K 304K poll 72:42 0.00% 0.00% shoutpsyx 48141 <username> 2 > 0 4736K 2444K select 68:04 0.00% 0.00% eggdrop-1 56567 <username> > 2 0 5292K 476K poll 63:58 0.00% 0.00% sc_serv 956 <username> > 2 0 14068K 4660K poll 61:50 0.00% 0.00% ircd 17753 <username> > 2 0 4500K 344K poll 54:50 0.00% 0.00% shoutpsyx 48327 <username> > 2 0 4700K 2332K select 43:20 0.00% 0.00% eggdrop-1 48217 > <username> 2 0 4720K 2004K select 39:56 0.00% 0.00% eggdrop-1 > 41547 <username> 2 0 7508K 3980K select 31:50 0.00% 0.00% named > 55890 <username> 2 0 4588K 2168K select 25:43 0.00% 0.00% > eggdrop-1 _______________________________________________ > freebsd-isp@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-isp > To unsubscribe, send any mail to "freebsd-isp-unsubscribe@freebsd.org" -- Dimitry
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