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Re: TCP: time wait bucket table overflow [message #33635 is a reply to message #25441] Mon, 27 October 2008 12:06 Go to previous messageGo to previous message
ittec is currently offline  ittec
Messages: 41
Registered: February 2008
Member
here is a problem

2GB RAM = 524288

did you also set the vmguarpages (2GB), oomguarpages (2GB) and shmpages (52428)?


Hi!

Until now, I setup VPS with vzsplit. The most of times I need to increase value of some parameters like privvmpages but not others. However, when I increase privvmpages value I don't do the same with vmguarpages, oomguarpges or shmpageS? Have I to do it? I take a results of vzcfgvalidate to guide me.

This is the .conf about one current VPS with a high KMEMSIZE failcount and a lot of troubles of performance. I have a lot of "Time Bucket Overflow" on logs about this VPS. Is a common problemm with our web applications.

KMEMSIZE="15000000:16000000"
LOCKEDPAGES="256:256"
PRIVVMPAGES="262144:262144"
SHMPAGES="21504:21504"
NUMPROC="240:240"
PHYSPAGES="0:2147483647"
VMGUARPAGES="33792:2147483647"
OOMGUARPAGES="26112:2147483647"
NUMTCPSOCK="720:720"
NUMFLOCK="188:206"
NUMPTY="16:16"
NUMSIGINFO="256:256"
TCPSNDBUF="1720320:3563520"
TCPRCVBUF="1720320:3563520"
OTHERSOCKBUF="1126080:2097152"
DGRAMRCVBUF="262144:262144"
NUMOTHERSOCK="360:360"
DCACHESIZE="3409920:3624960"
NUMFILE="9312:9312"
AVNUMPROC="180:180"
NUMIPTENT="128:128"

# Disk quota parameters (in form of softlimit:hardlimit)
DISKSPACE="50000000:600000000"
DISKINODES="500000:500000"
QUOTATIME="0"

# CPU fair sheduler parameter
CPUUNITS="50000"

VE_ROOT="/vz/root/$VEID"
VE_PRIVATE="/vz/private/$VEID"
OSTEMPLATE="centos-5-i386-minimal"
ORIGIN_SAMPLE="vps.basic"
IP_ADDRESS="one.ip.addre.ss"
CPULIMIT="90"
CPUS="3"



Do you see some error on setup? Im curious about it and how to resolve it forever.

Thanks!
 
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