On Sat, Apr 05, 2008 at 12:00:44PM +0800, Pete Kay wrote: > Hi, > > Here is my w,free, top results when my linux server's network become too > slow again ( it just happened). > > w output: > 19:41:19 up 1 day, 20:07, 6 users, load average: 1.46, 1.85, 1.86 > USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT > anne :0 - Thu23 ?xdm? 26:59 0.87s > x-session-manag > root pts/2 :0.0 Thu23 19:28 56.31s 56.29s asterisk > -vvvvv
yikes, asterisk running as root. Check /var/log/asterisk/messages (of /var/log/asterisk/full ). > root pts/3 :0.0 Fri20 10:18 0.42s 0.42s bash > root pts/4 :0.0 Fri21 0.00s 0.80s 0.00s w > root pts/5 :0.0 Fri01 24:43 0.00s 0.00s bash > root pts/6 :0.0 Fri01 20:02 0.04s 0.04s bash > > free output: > total used free shared buffers cached > Mem: 1028492 1009284 19208 0 4700 649756 > -/+ buffers/cache: 354828 673664 > Swap: 2650684 123532 2527152 > > top output: > top - 19:41:37 up 1 day, 20:08, 6 users, load average: 1.33, 1.80, 1.84 > Tasks: 140 total, 3 running, 134 sleeping, 3 stopped, 0 zombie > Cpu(s): 32.2%us, 29.0%sy, 0.0%ni, 37.1%id, 1.7%wa, 0.0%hi, 0.0%si, > 0.0%st > Mem: 1028492k total, 1011888k used, 16604k free, 4724k buffers > Swap: 2650684k total, 123532k used, 2527152k free, 652132k cached > > PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND > 4292 root 25 0 15808 1004 856 R 98 0.1 1441:12 notify.php What is that notify.php ? > 6623 anne 15 0 337m 145m 26m S 24 14.5 169:28.67 firefox-bin > 5574 anne 15 0 67260 17m 11m S 0 1.8 0:08.40 nautilus > 5550 root 15 0 2228 1168 856 R 0 0.1 0:00.07 top > 1 root 15 0 1944 504 476 S 0 0.0 0:01.27 init > 2 root RT 0 0 0 0 S 0 0.0 0:00.01 migration/0 > 3 root 34 19 0 0 0 S 0 0.0 0:00.00 ksoftirqd/0 > 4 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/1 > 5 root 34 19 0 0 0 S 0 0.0 0:00.00 ksoftirqd/1 > 6 root 10 -5 0 0 0 S 0 0.0 0:00.68 events/0 > 7 root 10 -5 0 0 0 S 0 0.0 0:00.01 events/1 > 8 root 10 -5 0 0 0 S 0 0.0 0:00.00 khelper > 9 root 10 -5 0 0 0 S 0 0.0 0:00.00 kthread > 13 root 10 -5 0 0 0 S 0 0.0 0:00.04 kblockd/0 > 14 root 19 -5 0 0 0 S 0 0.0 0:00.00 kblockd/1 > 15 root 15 -5 0 0 0 S 0 0.0 0:00.00 kacpid > 111 root 10 -5 0 0 0 S 0 0.0 0:00.00 kseriod > > > For the tcpdump, I have to apt-get install it first and then wait under the > server's network becomes too slow again the next > time. > By the way, when the network becomes slow, the linux server can still run > fine without any slowness. This Linux box is behind a router which has two > computers ( one linux and one vista ) under its network. > > How could I solve this problem? What worries me is that I am consistently > having to reboot 2 - 3 days which means my server is still not ready for > production. The network is always "slow". Maybe you have some excessive upstream traffic. Knowing what that traffic is cal help identifying the exact fault. -- Tzafrir Cohen | [EMAIL PROTECTED] | VIM is http://tzafrir.org.il | | a Mutt's [EMAIL PROTECTED] | | best ICQ# 16849754 | | friend -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
