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emqx
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Tuning the number of threads in async thread pool (#3193)

This commit is contained in:
Feng Lee 2020-01-17 09:32:01 +08:00 committed by JianBo He
parent 2b3003b323
commit a71486cac7
3 changed files with 11 additions and 7 deletions
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2
etc/emqx.conf
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@ -211,7 +211,7 @@ node.data_dir = {{ platform_data_dir }}
## Value: 0-1024 ## Value: 0-1024
## ##
## vm.args: +A Number ## vm.args: +A Number
node.async_threads = 32 ## node.async_threads = 4
## Sets the maximum number of simultaneously existing processes for this ## Sets the maximum number of simultaneously existing processes for this
## system if a Number is passed as value. ## system if a Number is passed as value.

15
etc/vm.args
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@ -1,6 +1,6 @@
############################## ######################################################################
# Erlang VM Args ## Erlang VM Args
############################## ######################################################################
## NOTE: ## NOTE:
## ##
@ -52,7 +52,8 @@
+spp true +spp true
## Sets the number of threads in async thread pool. Valid range is 0-1024. ## Sets the number of threads in async thread pool. Valid range is 0-1024.
#+A 8 ## Increase the parameter if there are many simultaneous file I/O operations.
+A 4
## Sets the default heap size of processes to the size Size. ## Sets the default heap size of processes to the size Size.
#+hms 233 #+hms 233
@ -92,4 +93,8 @@
#+sct L0-3c0-3p0N0:L4-7c0-3p1N1 #+sct L0-3c0-3p0N0:L4-7c0-3p1N1
## Sets the mapping of warning messages for error_logger ## Sets the mapping of warning messages for error_logger
#+W w #+W w
## Specifies how long time (in milliseconds) to spend shutting down the system.
## See: http://erlang.org/doc/man/erl.html
#-shutdown_time 15000

1
priv/emqx.schema
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@ -235,7 +235,6 @@ end}.
%% @doc More information at: http://erlang.org/doc/man/erl.html %% @doc More information at: http://erlang.org/doc/man/erl.html
{mapping, "node.async_threads", "vm_args.+A", [ {mapping, "node.async_threads", "vm_args.+A", [
{default, 64},
{datatype, integer}, {datatype, integer},
{validators, ["range:0-1024"]} {validators, ["range:0-1024"]}
]}. ]}.