Shell and process control: $wgMaxShellWallClockTime
Limit shell commands duration using real time.
Introduced in version:1.21.0 (Gerrit change 43405; git #c8e3fa04)
Removed in version:still in use
Allowed values:(integer)
Default value:180

Details edit

Maximum wall clock time (i.e. real time, of the kind the clock on the wall would measure) in seconds for shell processes under Linux.

See also edit