Strategies for splitting load across varnish instances? And avoiding single-point-of-failure?

Poul-Henning Kamp phk at
Mon Jan 18 22:05:19 CET 2010

In message <43A238D7-433D-4000-8AA5-6C574882D40C at>, "Michael S. Fis
cher" writes:

>I should have been more clear.  If you overcommit and use disk you  
>will die.  Even SSD is a problem as the write latencies are high.

That is still very much dependent on the quality of the VM subsystem
in your OS kernel.

And I will admit that most kernels can be curdled with a solid
varnish-load, but hopefully this will improve over time.


Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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