From e6ea3b07e25b09481b010558f8bfdfb57dcbb85e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Mon, 15 Oct 2012 16:22:47 +0200 Subject: doc: Document ERL_CRASH_DUMP_SECONDS behaviour * heart reboot behaviour * erl_crash.dump file write behaviour --- erts/doc/src/erl.xml | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'erts') diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 2dea477d99..f931445a3e 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -1040,6 +1040,37 @@ the emulator will be allowed to spend writing a crash dump. When the given number of seconds have elapsed, the emulator will be terminated by a SIGALRM signal.

+ +

If the environment variable is not set or it is set to zero seconds, , + the runtime system will not even attempt to write the crash dump file. It will just terminate. +

+

If the environment variable is set to negative valie, e.g. , + the runtime system will wait indefinitely for the crash dump file to be written. +

+

This environment variable is used in conjuction with + heart if heart is running: +

+ + +

+ Suppresses the writing a crash dump file entirely, + thus rebooting the runtime system immediately. + This is the same as not setting the environment variable. +

+ + +

Setting the environment variable to a negative value will cause the + termination of the runtime system to wait until the crash dump file + has been completly written. +

+ + +

+ Will wait for S seconds to complete the crash dump file and + then terminate the runtime system. +

+ + -- cgit v1.2.3