[erlang-questions] runaway epmd process

Richard Andrews <>
Sun Sep 23 03:44:38 CEST 2007


While testing some shell scripts that start and stop multiple erlang nodes on
one host this happened:

(from /var/log/messages)

Sep 22 12:15:56 mercury epmd: epmd: error in accept
Sep 22 12:16:26 mercury last message repeated 240238 times
Sep 22 12:17:27 mercury last message repeated 502050 times
Sep 22 12:18:29 mercury last message repeated 501569 times
Sep 22 12:19:30 mercury last message repeated 501764 times
Sep 22 12:20:31 mercury last message repeated 501061 times
Sep 22 12:21:31 mercury last message repeated 500861 times
Sep 22 12:22:33 mercury last message repeated 500728 times
Sep 22 12:23:34 mercury last message repeated 500757 times
Sep 22 12:24:34 mercury last message repeated 500823 times
Sep 22 12:25:35 mercury last message repeated 501179 times
Sep 22 12:26:36 mercury last message repeated 500755 times
Sep 22 12:27:37 mercury last message repeated 501494 times
Sep 22 12:28:38 mercury last message repeated 501178 times
Sep 22 12:29:39 mercury last message repeated 500750 times
Sep 22 12:30:41 mercury last message repeated 500573 times
Sep 22 12:31:41 mercury last message repeated 500807 times
Sep 22 12:32:42 mercury last message repeated 501407 times
Sep 22 12:33:43 mercury last message repeated 501585 times
Sep 22 12:34:44 mercury last message repeated 501064 times
Sep 22 12:35:46 mercury last message repeated 501021 times
Sep 22 12:36:47 mercury last message repeated 501117 times
Sep 22 12:37:47 mercury last message repeated 501469 times
Sep 22 12:38:48 mercury last message repeated 501370 times
Sep 22 12:39:49 mercury last message repeated 497215 times
Sep 22 12:40:19 mercury last message repeated 230081 times

epmd was chewing up all CPU it could get. Kill -15 stopped it.

Using 
 * R11B5
 * Linux mercury.optusnet.com.au 2.6.17-1.2142_FC4smp #1 SMP Tue Jul 11
22:57:02 EDT 2006 i686 i686 i386 GNU/Linux



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