On Sat, Nov 13, 2004 at 02:39:38PM -0800, Gregory S. Williamson wrote: Gregory, > We had an oddness today with one of of postgres servers (Dell 2 CPU box > running linux) and postgres 7.4. The server was under heavy load (50+ for a 1 > minutes spike; about 20 for the 15 minute average) with about 250 connections > (we still don't understand the heavy load itself). > > Looking in the logs I see: > 2004-11-13 13:30:28 LOG: unexpected EOF on client connection > 2004-11-13 13:30:40 LOG: unexpected EOF on client connection > 2004-11-13 13:38:28 LOG: could not send data to client: Broken pipe > 2004-11-13 13:42:15 LOG: server process (PID 30272) was terminated by signal 9 This looks an awful lot like the Linux Out-Of-Memory killer got you. This happens when the Linux kernel overcommits memory. There is something about this on the documentation, and has been discussed in the past here. Please see the archives (www.pgsql.ru; look for "OOM killer" and "linux overcommit"). Luckily it didn't get your postmaster, as has happenned to other people ... -- Alvaro Herrera (<alvherre[@]dcc.uchile.cl>) "XML!" Exclaimed C++. "What are you doing here? You're not a programming language." "Tell that to the people who use me," said XML. ---------------------------(end of broadcast)--------------------------- TIP 7: don't forget to increase your free space map settings
