[commit: ghc] wip/better-machine-readable-stats: [rts] [WIP] [RFC] Add all information from '+RTS -s' to '+RTS -t --machine-readable' (9982e81)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : wip/better-machine-readable-stats
Link       : http://ghc.haskell.org/trac/ghc/changeset/9982e8169201331e690df42d0b251827ac32c03b/ghc

>---------------------------------------------------------------

commit 9982e8169201331e690df42d0b251827ac32c03b
Author: Douglas Wilson <douglas.wilson at gmail.com>
Date:   Thu Jan 11 16:58:20 2018 +1300

    [rts] [WIP] [RFC] Add all information from '+RTS -s' to '+RTS -t --machine-readable'
    
    Summary:
    This is a rough draft to see if this is likely to be mergable.
    
    Example of the new output:
    ```
     ["bytes_allocated", "13563288")
     ,"num_GCs", "13")
     ,"average_bytes_used", "461388")
     ,"num_byte_usage_samples", "673072")
     ,"num_byte_usage_samples", "2")
     ,"peak_megabytes_allocated", "7")
     ,"init_cpu_seconds", "0.002")
     ,"init_wall_seconds", "0.001")
     ,"mut_cpu_seconds", "0.007")
     ,"mut_wall_seconds", "0.006")
     ,"GC_cpu_seconds", "0.046")
     ,"GC_wall_seconds", "0.012")
     ,"copied_bytes", "2482464")
     ,"max_slop_bytes", "84688")
     ,"fragmentation_megabytes", "0")
     ,"gc-0-collections", "11")
     ,"gc-0-par_collections", "11")
     ,"gc-0-cpu_time_seconds", "0.00856")
     ,"gc-0-wall_time_seconds", "0.00214")
     ,"gc-0-avg_pause", "0.00019")
     ,"gc-0-max_pause", "0.00047")
     ,"gc-1-collections", "2")
     ,"gc-1-par_collections", "1")
     ,"gc-1-cpu_time_seconds", "0.03787")
     ,"gc-1-wall_time_seconds", "0.00999")
     ,"gc-1-avg_pause", "0.00499")
     ,"gc-1-max_pause", "0.00929")
     ,"work_balance", "7.78722")
     ,"task_count", "10")
     ,"bound_tasks_count", "1")
     ,"peak_worker_count", "9")
     ,"worker_count", "9")
     ,"n_capabilities", "4")
     ,"sparks_count", "0")
     ,"sparks_converted", "0")
     ,"sparks_overflowed", "0")
     ,"sparks_dud", "0")
     ,"sparks_garbage_collected", "0")
     ,"sparks_fizzled", "0")
     ,"alloc_rate", "1821930646")
     ,"productivity_user_percent", "14.26508")
     ,"productivity_elapsed_percent", "36.28410")
     ,"gc_alloc_block_sync.spin", "55")
     ,"gc_alloc_block_sync.yield", "0")
     ,"whitehole_gc.spin", "0")
     ,"whitehole_gc.yield", "0")
     ,"whitehole_lock_closure_spin", "0")
     ,"whitehole_lock_closure_yield", "0")
     ,"waitForGcThreads_spin", "123")
     ,"waitForGcThreads_yield", "1270")
     ,"gc_sync-0-spin", "0")
     ,"gc_sync-0-yield", "0")
     ,"gc_sync-1-spin", "1")
     ,"gc_sync-1-yield", "0")
     ]
     ```
     #
     Please enter the commit message for your changes. Lines starting
    
    Reviewers: bgamari, erikd, simonmar
    
    Subscribers: rwbarton, thomie, carter
    
    Differential Revision: https://phabricator.haskell.org/D4303


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9982e8169201331e690df42d0b251827ac32c03b
 rts/Stats.c | 243 ++++++++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 164 insertions(+), 79 deletions(-)

Diff suppressed because of size. To see it, use:

    git diff-tree --root --patch-with-stat --no-color --find-copies-harder --ignore-space-at-eol --cc 9982e8169201331e690df42d0b251827ac32c03b