As soon as i done that i'm getting hundreds of such an email
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At [14/Aug/2012:08:49:17 -0400], web server with pid=26270 received unexpected signal=6, a core file is created. A new instance of web server will be started automatically!
Please forward the following debug information to bug@litespeedtech.com.
Environment:
Server: LiteSpeed/4.1.13 Enterprise
OS: Linux
Release: 2.6.32-279.1.1.el6.x86_64
Version: #1 SMP Tue Jul 10 13:47:21 UTC 2012
Machine: x86_64
If the call stack information does not show up here, please compress and forward the core file located in /tmp/lshttpd/.
[New Thread 26270]
[New Thread 26274]
[New Thread 26273]
Core was generated by `litespeed'.
Program terminated with signal 6, Aborted.
#0 0x00007fb3423878a5 in ?? ()
#0 0x00007fb3423878a5 in ?? ()
#1 0x00007fb342389085 in ?? ()
#2 0x0000000000000005 in ?? ()
#3 0x0000000001b4b0c0 in ?? ()
#4 0x0000000000633f32 in ?? ()
#5 0x00000000004459c7 in ?? ()
#6 0x00000000019f7b50 in ?? ()
#7 0x0000000001b4b0c0 in ?? ()
#8 0x00007fb34235bb58 in ?? ()
#9 0x00007fb3426e7000 in ?? ()
#10 0x00007fff00000005 in ?? ()
#11 0x0000000000679694 in ?? ()
#12 0x0000000000000000 in ?? ()
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and also when i log in in to the litespeed admin area it says
2012-08-14 08:49:36.113 WARN [AutoRestarter] forking too frequently, suspend for a while!
It is caused by permission problem under /tmp/lshttpd/swap/, owner of sub-directories was changed to "root", instead of "nobody". once fixed, no error at all.