[GHC] #16142: RTS statistic TASKS is not documented

[GHC]

#16142: RTS statistic TASKS is not documented
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        Reporter:  adamse            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Documentation     |              Version:  8.6.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Description changed by adamse:

Old description:

> The RTS has a output TASKS which is not documented:
>
> http://downloads.haskell.org/~ghc/master/users-guide/runtime_control.html
> #rts-options-to-produce-runtime-statistics
>
> http://downloads.haskell.org/~ghc/8.6.3/docs/html/users_guide/runtime_control.html
> #rts-options-to-produce-runtime-statistics

New description:

 The RTS has a output TASKS which is not documented:

 http://downloads.haskell.org/~ghc/master/users-guide/runtime_control.html
 #rts-options-to-produce-runtime-statistics

 http://downloads.haskell.org/~ghc/8.6.3/docs/html/users_guide/runtime_control.html
 #rts-options-to-produce-runtime-statistics

 Sample of current output:

 {{{
 ...

 TASKS: 7199 (1 bound, 33 peak workers (7198 total), using -N4)

 SPARKS: 0(0 converted, 0 overflowed, 0 dud, 0 GC'd, 0 fizzled)

 INIT time 0.004s ( 0.003s elapsed)
 MUT time 369355.862s (36159.798s elapsed)
 GC time 2539.600s (219.713s elapsed)
 EXIT time 0.025s ( 0.028s elapsed)
 Total time 371895.491s (36379.541s elapsed)

 Alloc rate 7,192,933 bytes per MUT second

 Productivity 99.3% of total user, 99.4% of total elapsed
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16142#comment:2>
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