[Linux-cluster] Re: Trying to locate the bottleneck

[saji george]

It may be a problem with the client machine also. Try to run the siege from
multiple machines at a time.

On Thu, Jul 9, 2009 at 9:58 AM, Henry Robertson <
henry.robertson at hjrconsulting.com> wrote:

>
>> Message: 1
>> Date: Wed, 8 Jul 2009 13:20:02 -0400
>> From: Jeff Sturm <jeff.sturm at eprize.com>
>> Subject: RE: [Linux-cluster] Trying to locate the bottleneck
>> To: "linux clustering" <linux-cluster at redhat.com>
>> Message-ID:
>>        <64D0546C5EBBD147B75DE133D798665F02FDC2F8 at hugo.eprize.local>
>> Content-Type: text/plain; charset="us-ascii"
>>
>>
>> I think this is created when you first run iptables.  If you have no NAT
>> rules on the load balancer, the ip_conntrack_max setting won't exist,
>> and you'll need to look somewhere else for the problem.
>>
>> -Jeff
>>
>> > -----Original Message-----
>> > From: linux-cluster-bounces at redhat.com
>> [mailto:linux-cluster-bounces at redhat.com]
>> > On Behalf Of Raymond Setchfield
>> > Sent: Wednesday, July 08, 2009 11:13 AM
>> > To: linux clustering
>> > Subject: Re: [Linux-cluster] Trying to locate the bottleneck
>> >
>> > Hi Guys
>> >
>> > I am trying to locate ip_conntrack_max within CentOS 5.3 but it
>> doesn't
>> > appear to be where I expect it to be. I have googled for this and from
>> > what I have read it should be located within
>> >
>> > /proc/sys/net/ipv4/ip_conntrack_max
>> >
>> > Which is where I thought it would be but unfortunately it isn't.
>> >
>> > Here is some output
>> >
>> > [root at loadbalancer-01 ~]# grep conn /proc/slabinfo
>> > ip_vs_conn             0      0    128   30    1 : tunables  120   60
>> > 8 : slabdata      0      0      0
>> >
>> > [root at loadbalancer-01 ~]# rpm -qa | grep kernel
>> > kernel-headers-2.6.18-53.1.14.el5
>> > kernel-devel-2.6.18-53.1.14.el5
>> > kernel-2.6.18-53.1.14.el5
>> >
>> > [root at loadbalancer-01 ~]# cat
>> /proc/sys/net/ipv4/netfilter/ip_conntrack_max
>> > cat: /proc/sys/net/ipv4/netfilter/ip_conntrack_max: No such file or
>> > directory
>> >
>> >
>> > I have also checked within  /etc/sysctl.conf and nothing.
>> >
>> > Can someone help me?
>> >
>> > Thanks in advance
>> >
>> > Raymond
>> >
>>
>
>
> Try 'modprobe ip_conntrack' and see if it shows up. After that I was able
> to set the value in /etc/sysctl.conf
>
> Good luck!
>
> Henry
>
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