From: Luca Toscano Date: Sun, 17 Jul 2016 13:29:09 +0000 (+0000) Subject: Doc rebuild X-Git-Tag: 2.4.24~365 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ccfdd986f6098ca14cfd5a28ee2f56a8156baae1;p=apache Doc rebuild git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1753075 13f79535-47bb-0310-9956-ffa450edef68 --- diff --git a/docs/manual/mod/mpm_common.html.en b/docs/manual/mod/mpm_common.html.en index a92386d608..6737fb91d8 100644 --- a/docs/manual/mod/mpm_common.html.en +++ b/docs/manual/mod/mpm_common.html.en @@ -268,7 +268,7 @@ listeners' buckets Module:event, worker, prefork Compatibility:Available in Apache HTTP Server 2.4.17, with a kernel supporting the socket option SO_REUSEPORT and distributing new connections -evenly accross listening processes' (or threads') sockets using it (eg. Linux +evenly across listening processes' (or threads') sockets using it (eg. Linux 3.9 and later, but not the current implementations of SO_REUSEPORT in *BSDs. @@ -300,6 +300,12 @@ in *BSDs. for each target system, testing multiple values and observing the variations in your key performance metrics.

+

This directive influences the calculation of the + MinSpareThreads and + MaxSpareThreads lower bound values. + The number of children processes needs to be a multiple of the number + of buckets to optimally accept connections.

+
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MaxConnectionsPerChild Directive

@@ -398,7 +404,9 @@ simultaneously MaxSpareThreads 250. These MPMs deal with idle threads on a server-wide basis. If there are too many idle threads in the server then child processes are killed until the number of idle - threads is less than this number.

+ threads is less than this number. Additional processes/threads + might be created if ListenCoresBucketsRatio + is enabled.

For mpm_netware the default is MaxSpareThreads 100. Since this MPM runs a @@ -448,7 +456,9 @@ spikes MinSpareThreads 75 and deal with idle threads on a server-wide basis. If there aren't enough idle threads in the server then child processes are created until the number of idle threads is greater - than number.

+ than number. Additional processes/threads + might be created if ListenCoresBucketsRatio + is enabled.

mpm_netware uses a default of MinSpareThreads 10 and, since it is a single-process