NSD CPU time consumption in slave config
mark at NLnetLabs.nl
Thu Jul 5 14:20:48 UTC 2007
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Thank you for your sharing your experiences.
Jan Boysen - servage.net wrote:
> I have running a nsd test server with about 100.000 zones as master and
> one as slave in my test environment. The master works pretty good but
> the slave for all these zone don't.
> The startup takes about an hour in which the nsd answers to all requests
> with servfail instead of refusing the connection.
The startup is slow for both the master and the slave?
> In this time it is
> fetching all serial from the master according to some straces I made to
> the master process. But the master process keeps consuming 100% CPU time
> after that. Here is a short strace clip of what it is doing:
When the master is at 100% CPU, does it still answer queries? (And does
the slave answer any queries at all?)
Can you share some info about hardware setup and memory usage
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