D808 progress report
Ben Gamari
ben at well-typed.com
Wed Dec 9 13:56:49 UTC 2015
Ben Gamari <ben at well-typed.com> writes:
> Ben Gamari <ben at well-typed.com> writes:
>
>> Now since I have a build I'll be turning my attention to some of the
>> performance issues.
>>
>
> Here is a list of the major (>10% delta) performance regressions
> according to my testsuite run roughly in order of severity,
>
> mdo003: compile never completes
> ...
My apologies, the test names in this list are entirely incorrect [1].
Let's try again,
$ make test 2>&1 | tee log
$ grep Deviation log | sort -t: -nk 2
Deviation T9872d(normal) bytes allocated: -21.8 %
Deviation T1969(normal) bytes allocated: 7.2 %
Deviation T9961(normal) bytes allocated: 7.3 %
Deviation T3294(normal) bytes allocated: 8.5 %
Deviation T5536(normal) bytes allocated: 8.9 %
Deviation T5837(normal) bytes allocated: 11.1 %
Deviation haddock.compiler(normal) bytes allocated: 11.6 %
Deviation MethSharing(normal) bytes allocated: 12.5 %
Deviation T6048(optasm) bytes allocated: 12.6 %
Deviation haddock.Cabal(normal) bytes allocated: 13.4 %
Deviation T5321Fun(normal) bytes allocated: 14.9 %
Deviation haddock.base(normal) bytes allocated: 16.6 %
Deviation T3064(normal) bytes allocated: 16.6 %
Deviation T9675(optasm) peak_megabytes_allocated: 28.4 %
Deviation T9675(optasm) max_bytes_used: 29.4 %
Deviation T5030(normal) bytes allocated: 39.6 %
Deviation T5631(normal) bytes allocated: 48.0 %
Deviation T9872a(normal) bytes allocated: 48.5 %
Deviation T9872b(normal) bytes allocated: 57.7 %
Deviation T9872c(normal) bytes allocated: 78.1 %
Deviation T3738(normal) bytes allocated: 3479.3 %
Consequently I'm looking at T3738.
Cheers,
- Ben
[1] note to self: don't succumb to the temptation to look at the
"unexpected failure" line preceding a stat failure for the test
name).
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