How is the best way to tell if my director is be over run

Mack.Joseph at Mack.Joseph at
Fri Apr 29 17:06:04 BST 2005

Joseph Mack PhD, High Performance Computing & Scientific Visualisation
LMIT, Supporting the EPA Research Triangle Park, NC 919-541-0007 Federal
Infrastructure Contact-Ravi Nair 919-541-5467 - nair.ravi at,
Federal Visualization  Contact - Joe Retzer, Ph.D. 919-541-4190 -
retzer.joseph at

lvs-users-bounces at wrote on 04/29/2005 10:13:03

> Hello
> I have a LVS-DR setup with 1 director and 2 real servers
> I average about 2.5 million hits a day

27hits/sec. Assuming 10packets/hit (very approximately),
that's 270 packets/sec, hardly moving your network.

> I have been noticing lately that when I go to may main URL (to the
> director), sometimes there is a noticeable delay.

are you coming in from the outside (where the clients are) or

> CPU usage on all three is pretty low. But I would assume
> there is something
> else I should look at to see how the director is holding
> up. It is not a
> very powerful box

some of the usage tools don't show the kernel usage, just user
process usage.

There's lots of places to look, congested outside network,
slow disks, low memory...


More information about the lvs-users mailing list