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Take sample timings from CDB files

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Periodically get a CDB file process to take samples of how long fetching keys/values takes - and record  those samples
This commit is contained in:
Martin Sumner 2017-11-20 14:58:43 +00:00
parent 9892d26e60
commit 8a43539090
2 changed files with 181 additions and 59 deletions
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6
src/leveled_log.erl
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@ -327,7 +327,11 @@
{info, "After ~w PUTs total write time is ~w total sync time is ~w "
++ "and max write time is ~w and max sync time is ~w"}},
{"CDB18",
{info, "Handled return and write of hashtable"}}
{info, "Handled return and write of hashtable"}},
{"CDB19",
{info, "Sample timings in microseconds for sample_count=~w"
++ "totals of cycle_count=~w "
++ "fetch_time=~w index_time=~w "}}
]).