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| author | Lukas Larsson <[email protected]> | 2017-05-30 16:35:18 +0200 |
|---|---|---|
| committer | Lukas Larsson <[email protected]> | 2017-10-02 10:35:52 +0200 |
| commit | 988f5f5e8061ce2e135a314ca782788eda478a06 (patch) | |
| tree | 1609c42abb9ed03a176865ee32ad3de803c392d3 /erts/doc | |
| parent | 1f9003a3dd9bbf9e3dcd84b8fdecef04a3b5e9c7 (diff) | |
| download | otp-988f5f5e8061ce2e135a314ca782788eda478a06.tar.gz otp-988f5f5e8061ce2e135a314ca782788eda478a06.tar.bz2 otp-988f5f5e8061ce2e135a314ca782788eda478a06.zip | |
erts: Move all I/O polling to a seperate thread
Diffstat (limited to 'erts/doc')
| -rw-r--r-- | erts/doc/src/erl.xml | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 71fe08d4e6..d24c35d217 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -762,13 +762,36 @@ <seealso marker="erlang#process_flag_message_queue_data"> <c>process_flag(message_queue_data, MQD)</c></seealso>.</p> </item> - <tag><c><![CDATA[+K true | false]]></c></tag> + <tag><marker id="+IOp"/><c>+IOp PollSets</c></tag> <item> - <p>Enables or disables the kernel poll functionality if supported by - the emulator. Defaults to <c><![CDATA[false]]></c> (disabled). - If the emulator does not support kernel poll, and flag - <c><![CDATA[+K]]></c> is passed to the emulator, a warning is - issued at startup.</p> + <p>Sets the number of IO pollsets to use when polling for I/O. + This option is only used on platforms that support concurrent + updates of a pollset, otherwise the same number of pollsets + are used as IO poll threads. + The default is 1. + </p> + </item> + <tag><marker id="+IOt"/><c>+IOt PollThreads</c></tag> + <item> + <p>Sets the number of IO poll threads to use when polling for I/O. + The maximum number of poll threads allowed is 1024. The default is 1. + </p> + </item> + <tag><marker id="+IOPp"/><c>+IOPp PollSetsPercentage</c></tag> + <item> + <p>Similar to <seealso marker="#+IOp"><c>+IOp</c></seealso> but uses + percentages to set the number of IO pollsets to create, based on the + number of poll threads configured. If both <c>+IOPp</c> and <c>+IOp</c> + are used, <c>+IOPp</c> is ignored. + </p> + </item> + <tag><marker id="+IOPt"/><c>+IOPt PollThreadsPercentage</c></tag> + <item> + <p>Similar to <seealso marker="#+IOt"><c>+IOt</c></seealso> but uses + percentages to set the number of IO poll threads to create, based on + the number of schedulers configures. If both <c>+IOPt</c> and + <c>+IOt</c> are used, <c>+IOPt</c> is ignored. + </p> </item> <tag><c><![CDATA[+l]]></c></tag> <item> |