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High load in main server [message #9891] Sun, 28 January 2007 03:48 Go to next message
mastersherin is currently offline  mastersherin
Messages: 35
Registered: January 2007
Location: India
Member

Hello,
One of our server seems to be very high load spiking.
22:17:00 up 3 days, 20:00, 3 users, load average: 105.77, 92.79, 68.33

The server Info is given below,
This server have 4 cpu's of optron duel

Cpulimit = 0 for all accounts


total used free shared buffers cached
Mem: 12151 12107 44 0 42 5994
-/+ buffers/cache: 6070 6081
Swap: 8001 475 7525
[root@VPS10 ~]# vzcpucheck -v
veid units
-----------------------
0 18518
1 1000
105 12195
106 12195
108 12195
111 12195
117 12195
120 12195
121 12195
122 12195
123 12195
125 12195
126 12195
127 12195
129 12195
130 12195
131 12195
301 12195
103 12195
112 12195
102 12195
132 12195
128 12195
Current CPU utilization: 275613
Power of the node: 360411
[root@VPS10 ~]# vzmemcheck -A
Output values in Mbytes
LowMem LowMem RAM MemSwap MemSwap Alloc Alloc Alloc
util commit util util commit util commit limit
113.96 564.19 3498.16 3969.64 192938548.10 7089.03 6220.19 29850.59
764.00 764.00 12151.00 20152.00 20152.00 20152.00 20152.00 20152.00

Kernel is 2.6.8

Please help


Sherinmon A,

Re: High load in main server [message #9902 is a reply to message #9891] Mon, 29 January 2007 08:33 Go to previous messageGo to next message
dim is currently offline  dim
Messages: 344
Registered: August 2005
Senior Member
Probably, some account runs SETI-at-home or similar CPU-eating software?

http://static.openvz.org/openvz_userbar_en.gif
Re: High load in main server [message #9982 is a reply to message #9891] Fri, 02 February 2007 00:24 Go to previous message
efball is currently offline  efball
Messages: 41
Registered: September 2006
Location: Santa Rosa, California
Member
I'm also seeing large load spikes on my host server. My VEs can all be idle and it still happens.

Nothing in any log files except the maillog which says: "rejecting connections on daemon MTA: load average: 14".

The CPU usage is mostly idle (it can be 70% idle, even during the load spikes), but the load spikes up to 14 or so at random times for a few minutes a couple times a day.

$ vzmemcheck
Output values in %
LowMem LowMem RAM MemSwap MemSwap Alloc Alloc Alloc
util commit util util commit util commit limit
6.31 47.35 38.45 19.05 57.44 50.83 33.23 292.59

No problems in /proc/user_beancounters

2.6.18-ovz028test010.1-smp




E Frank Ball efball@efball.com
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