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Documented the "worker_rlimit_sigpending" directive.
author Ruslan Ermilov <ru@nginx.com>
date Tue, 26 Jun 2012 07:51:33 +0000
parents 6330ca27a485
children b4e34b473283
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553:6330ca27a485 554:ccb7451af1d8
72 the system-wide event queue is limited by 1024 signals. 72 the system-wide event queue is limited by 1024 signals.
73 On loaded servers it may become necessary to increase this limit 73 On loaded servers it may become necessary to increase this limit
74 by changing the <path>/proc/sys/kernel/rtsig-max</path> kernel parameter. 74 by changing the <path>/proc/sys/kernel/rtsig-max</path> kernel parameter.
75 However, in Linux 2.6.6-mm2 this parameter is gone, and each process 75 However, in Linux 2.6.6-mm2 this parameter is gone, and each process
76 now has its own event queue. 76 now has its own event queue.
77 The size of each queue is limited by <literal>RLIMIT_SIGPENDING</literal>. 77 The size of each queue is limited by <literal>RLIMIT_SIGPENDING</literal>
78 (see also <link doc="ngx_core_module.xml" id="worker_rlimit_sigpending"/>).
78 </para> 79 </para>
79 80
80 <para> 81 <para>
81 On queue overflow, nginx discards the queue and falls back to 82 On queue overflow, nginx discards the queue and falls back to
82 <literal>poll</literal> connection processing method until 83 <literal>poll</literal> connection processing method until