Perf improvement

[Simon Peyton Jones]

Bump it down, maybe... it got /better/!

|  -----Original Message-----
|  From: Ben Gamari [mailto:ben at smart-cactus.org]
|  Sent: 14 September 2017 16:54
|  To: Simon Peyton Jones <simonpj at microsoft.com>; ghc-devs at haskell.org
|  Subject: Re: Perf improvement
|  
|  Simon Peyton Jones via ghc-devs <ghc-devs at haskell.org> writes:
|  
|  > I'm seeing this in validate
|  >
|  > bytes allocated value is too low:
|  >
|  > (If this is because you have improved GHC, please
|  >
|  > update the test so that GHC doesn't regress again)
|  >
|  >     Expected    T5837(normal) bytes allocated: 56782344 +/-7%
|  >
|  >     Lower bound T5837(normal) bytes allocated: 52807579
|  >
|  >     Upper bound T5837(normal) bytes allocated: 60757109
|  >
|  >     Actual      T5837(normal) bytes allocated: 52424864
|  >
|  >     Deviation   T5837(normal) bytes allocated:     -7.7 %
|  >
|  > *** unexpected stat test failure for T5837(normal) Does anyone else?
|  
|  Unfortunately I'm not seeing this locally. It sounds like yet another
|  environmentally-sensitive issue. Perhaps we should just bump it.
|  
|  Cheers,
|  
|  - Ben