bind config question

Cricket Liu cricket at acmebw.com
Mon Sep 27 17:44:24 UTC 1999


Bio Hazard <bio.hazard at abc.de> wrote in message
news:<37ee2ae5.3194984 at 206.66.12.206>...
> In my /var/log/messages file, every hour I see a line like this:
>
> Sep 25 11:35:11 net named[9124]: Cleaned cache of 8 RRs
>
> I assume that this is restarting the named (DNS) server.

No, it's not.  An internal server mechanism called cache cleaning
does this every hour by default.  It doesn't restart the name server.

> I'm guessing
> that within the past hour, named resolved 8 domain names, and once the
> hour had passed, it flushed its cache.

It didn't flush its cache; it walked through the cache and found eight stale
resource records, so it removed them.

> If this is what's happening, is there a way to increase the time of
> resolved domain names within the cache?  So it wouldn't have to do an
> authoritative lookup of the same domain names every hour?

No.

cricket

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