Maxthreads Option

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Added to the MMP in release: 7 Update 3


The maxthreads option (available under http, imap, pop, metermaid, mmp, and purge) specifies the maximum number of threads allowed per server process for the selected server.

Use with isc

The maxthreads isc option specifies the maximum number of parallel requests that the isc http server can process. Default is 10000. Cannot exceed 60000.

Starting with 8.0.2.2, this has no effect and may be removed in a future release.


The default value in this context is: 2000


See also:

Use with http

The maxthreads MSHTTP option specifies the maximum number of threads per MSHTTP server process.


The default value in this context is: 250


See also:

Use with imap

The maxthreads IMAP option specifies the maximum number of threads per IMAP server process.


The default value in this context is: 250


See also:

Use with pop

The maxthreads POP option specifies the maximum number of threads per POP server process.


The default value in this context is: 250


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Use with metermaid

The maxthreads MeterMaid option specifies the maximum number of work threads.


The default value in this context is: 10


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Use with purge

The maxthreads Message Store purge option specifies the maximum number of threads. The default is 64; the maximum value that will be used is 100; attempts to set a higher value will result in a value of 100 getting used.


The default value in this context is: 64


See also:

Use with the MMP

The maxthreads MMP option specifies the maximum number of threads allowed per server process for the selected server. The MMP does not count worker threads attempting to lookup or connect to a back-end server against this limit; see the separate maxconcurrentconnectionattempts option to limit such connections.


The default value in this context is: 250


See also:


See also: