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Investigate performance regression

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Performance has regressed following the hashtable change.  Speculation
that the hashtable format might not be right, and so there is more
cycling around the hashtree.  Logging added.
This commit is contained in:
martinsumner 2016-12-13 14:06:19 +00:00
parent 52499170c0
commit 8f775a88fd
2 changed files with 24 additions and 7 deletions
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7
src/leveled_log.erl
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@ -260,9 +260,10 @@
{"CDB13",
{info, "Write options of ~w"}},
{"CDB14",
{info, "Microsecond imings for hashtree build of "
++ "to_list ~w sort ~w build ~w"}}
{info, "Microsecond timings for hashtree build of "
++ "to_list ~w sort ~w build ~w"}},
{"CDB15",
{info, "Cycle count of ~w in hashtable search higher than expected~n"}}
])).