We're using Ubuntu 10.04.4 LTS, x64 (on Amazon AWS). No NSCD David Kohen Waze IFS team.
> Date: Wed, 2 May 2012 11:18:59 +0200 > From: Martin Pala <mart...@tildeslash.com> > To: The monit developer list <monit-dev@nongnu.org> > Subject: Re: [monit-dev] Resolver issue > Message-ID: <68790c09-8b92-43e0-91b4-39b08cb83...@tildeslash.com> > Content-Type: text/plain; charset=iso-8859-1 > > Hello David, > > monit doesn't cache the resolved names nor nameservers - it uses the > (libc's) getaddrinfo() interface to resolve the hostnames when necessary. > Please can you provide more informations about the system so we can try to > replicate the problem? (platform, OS, version). Do you use nscd? (name > service caching daemon) > > Regards, > Martin > > > On May 1, 2012, at 1:44 PM, David Kohen wrote: > > > Hello, > > We had an issue with our primary internal DNS server, we had to replace > it. > > I have notices that a heartbeat check is taking about 5 seconds whereas > on other servers, it was in the area of 0.01 seconds. > > After a restart of the monit daemon, it did the heartbeat in 0.016 > seconds, which made me realize that the daemon is caching the nameservers > to speed up lookups, but this makes it difficult to do changes in the > nameservers without restarting the daemon. > > Could this behavior be changed or is it something that could never be > changed? > > > > David Kohen > > Waze IFS team. > > > > _______________________________________________ > > monit-dev mailing list > > monit-dev@nongnu.org > > https://lists.nongnu.org/mailman/listinfo/monit-dev > > > > > ------------------------------ > > _______________________________________________ > monit-dev mailing list > monit-dev@nongnu.org > https://lists.nongnu.org/mailman/listinfo/monit-dev >
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