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Refactoring of skiplist ranges and support for sst ranges

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the Skiplist range code was needlessly complicated.  It may be faster
than the new code, but the complexity delta cannot be support for such a
small change.

This was incovered whilst troubleshooting the initial kv range test.
This commit is contained in:
martinsumner 2016-12-28 15:48:04 +00:00
parent 6e5f5d2d44
commit cbad375373
4 changed files with 270 additions and 103 deletions
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8
src/leveled_log.erl
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@ -19,7 +19,7 @@
-define(GET_LOGPOINT, 160000).
-define(SST_LOGPOINT, 200000).
-define(LOG_LEVEL, [info, warn, error, critical]).
-define(SAMPLE_RATE, 16#F).
-define(SAMPLE_RATE, 1).
-define(LOGBASE, dict:from_list([
@ -377,7 +377,7 @@ head_timing(undefined, SW, Level, R) ->
T0 = timer:now_diff(os:timestamp(), SW),
head_timing_int(undefined, T0, Level, R);
head_timing({N, HeadTimingD}, SW, Level, R) ->
case N band ?SAMPLE_RATE of
case N band (?SAMPLE_RATE - 1) of
0 ->
T0 = timer:now_diff(os:timestamp(), SW),
head_timing_int({N, HeadTimingD}, T0, Level, R);
@ -440,7 +440,7 @@ sst_timing(undefined, SW, TimerType) ->
?SST_LOGPOINT,
"SST01");
sst_timing({N, SSTTimerD}, SW, TimerType) ->
case N band ?SAMPLE_RATE of
case N band (?SAMPLE_RATE - 1) of
0 ->
T0 = timer:now_diff(os:timestamp(), SW),
gen_timing_int({N, SSTTimerD},
@ -468,7 +468,7 @@ get_timing(undefined, SW, TimerType) ->
?GET_LOGPOINT,
"B0014");
get_timing({N, GetTimerD}, SW, TimerType) ->
case N band ?SAMPLE_RATE of
case N band (?SAMPLE_RATE - 1) of
0 ->
T0 = timer:now_diff(os:timestamp(), SW),
gen_timing_int({N, GetTimerD},