So the duplicate DNS responses has returned. Any thoughts on what would cause duplicate DNS responses? I'm running unbound with DNSSEC activated and it is using the root name servers as the upstream resolvers.
-Pat [email protected] Sent from my iPhone > On Jan 28, 2016, at 1:29 PM, Tim Wilson-Brown - teor <[email protected]> > wrote: > > >> On 28 Jan 2016, at 12:38, Pat Scharmer <[email protected]> wrote: >> >> Hi all, >> >> I’m running a server with a couple of relays and was getting good overall >> performance (120+ Mbps) up until a couple days ago. For the last two days, >> the log for one of the two relays is showing thousands of the following >> message: >> >> [notice] Resolved [scrubbed] which was already resolved ignoring > > It seems that tor is getting duplicate DNS responses when it sends out a DNS > query. > Are your resolvers configured correctly? > > Have you configured a caching DNS resolver on your machine? > (This has been reported to increase throughput substantially.) > >> Prior to yesterday, I hadn’t ever seen this message in my log (and the >> second relay on this same server/same IP is not showing any such messages). >> Since this started, my throughput has dropped from around 120Mbps to about >> 80Mbps. Looking around on the internet, I can’t find anything about this >> message. My server is running tor 2.7.6 on Ubuntu. > > A misconfigured DNS resolver is one of the common reasons Exit throughput > drops. > >> The relay in question is: >> https://atlas.torproject.org/#details/FE67A1BA4EF1D13A617AEFB416CB9E44331B223A > > Thanks for the fingerprint, Atlas confirms your relay is an Exit. > > Tim > > Tim Wilson-Brown (teor) > > teor2345 at gmail dot com > PGP 968F094B > > teor at blah dot im > OTR CAD08081 9755866D 89E2A06F E3558B7F B5A9D14F > > _______________________________________________ > tor-relays mailing list > [email protected] > https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-relays
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