-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 To me seems very like a storage issue. What gives $iostat -xk -d /dev/sda 1 1000 under some load? Replace /dev/sda with your device (without number), and particularly svctm is of interest.
- -- DU 2009/8/18 Paul Davis : > Maybe check that its not just AWS being generally slow? Other than > that I can't think of anything at the moment. > > On Tue, Aug 18, 2009 at 4:41 PM, Adam Wolff wrote: >> No, I don't think this is a change, but this is the first time I've really >> measured. >> >> Hm, maybe it wasn't apt that installed erlang: >> ubu...@ip-10-251-206-159:~$ erl -version >> Erlang (SMP,ASYNC_THREADS) (BEAM) emulator version 5.6.3 >> >> Couch version is 0.9.0 >> >> Anywhere else to look? >> A >> >> On Tue, Aug 18, 2009 at 1:31 PM, Paul Davis wrote: >> >>> Adam, >>> >>> What version of Erlang did apt give you? And what version of CouchDB? >>> >>> If I remember right intrepid might be giving you Erlang 5.5.5 (check >>> with erl -version) and if so, that's very very bad. >>> >>> Also, is this a recent change in response times? For singe docs this >>> seems quite slow regardless of all that. Not sure on EC2 vs anything >>> else though. >>> >>> Paul Davis >>> >>> On Tue, Aug 18, 2009 at 3:10 PM, Adam Wolff wrote: >>> > Hi all,We're moving our app towards production, and we're seeing fairly >>> slow >>> > response times from couchdb. Every request to the db appears to take >>> about >>> > 100ms, even for just a plain document. Is this expected? Any hints for >>> > better configuration? We're just running what you get after you do make >>> && >>> > make install on an amazon ec2 big instance, having apt-got erl. We're >>> > running ubuntu intrepid. >>> > >>> > Thanks, >>> > A >>> > >>> >> > -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEARECAAYFAkqLILAACgkQqdN5Ji6VwmffKACeIuKvp2KErNF+uIEq4pCguLfK 6WgAn1wNSHbjk49q3pa8p98efCq55gDg =IEIh -----END PGP SIGNATURE-----
