Hi,
I'm having a problem with a new VM which we just put into production.
We have 4 physical web servers, all running the same webapp. They are
all running RHEL 5.6
T
This new VM is configured the same way, the only real difference is that
it is CentOS instead of RHEL.
The apache configs are identical except for IP addresses.
The kernel parameters are also as identical as I can tell, by using
sysconfig -a and comparing the outputs between the two.
All physical servers have 8 cpus, and 48 gig of memory
The VM has 8 CPUs, and 30 gig of memory
The application goes to a load balancer, which then balances among the
systems using a least-connection protocol.
All servers have a 1 minute load of around 5, and an average of around
200-300 reqs/second
The problem is that when the req/sec starts to climb on the VM, all of a
sudden the load average skyrockets to 40-50 or even higher. This kills
the server and makes it totally unresponsive.
Anybody have any suggestions?
Thanks in advance
JBB
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