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From 191c7ee3810782c8968def5b23e46b442a8f530d Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Fri, 16 May 2014 01:33:22 +0200
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Subject: [PATCH] man: clarify that the ExecReload= command should be
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synchronous
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http://lists.freedesktop.org/archives/systemd-devel/2014-May/019054.html
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(cherry-picked from 33169701b0640d3629d4c36cf8c71dc26d2cb7e1)
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Resolves: #1147524
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---
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man/systemd.service.xml | 14 ++++++++++++++
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1 file changed, 14 insertions(+)
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diff --git a/man/systemd.service.xml b/man/systemd.service.xml
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index 80d6951..8df4b87 100644
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--- a/man/systemd.service.xml
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+++ b/man/systemd.service.xml
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@@ -525,6 +525,20 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}
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following:</para>
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<programlisting>/bin/kill -HUP $MAINPID</programlisting>
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+
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+ <para>Note however that reloading a
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+ daemon by sending a signal (as with
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+ the example line above) is usually not
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+ a good choice, because this is an
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+ asynchronous operation and hence not
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+ suitable to order reloads of multiple
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+ services against each other. It is
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+ strongly recommended to set
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+ <varname>ExecReload=</varname> to a
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+ command that no only triggers a
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+ configuration reload of the daemon,
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+ but also synchronously waits for it
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+ complete.</para>
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</listitem>
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</varlistentry>
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