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Fix db_bench duration for multireadrandom benchmark (#7817)

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Summary:
The multireadrandom benchmark, when run for a specific number of reads (--reads argument), should base the duration on the actual number of keys read rather than number of batches.

Tests:
Run db_bench multireadrandom benchmark

Pull Request resolved: https://github.com/facebook/rocksdb/pull/7817

Reviewed By: zhichao-cao

Differential Revision: D25717230

Pulled By: anand1976

fbshipit-source-id: 13f4d8162268cf9a34918655e60302d0aba3864b
This commit is contained in:
anand76 2020-12-28 13:37:07 -08:00 committed by Facebook GitHub Bot
parent 736c6dc59f
commit d7738666b0
1 changed files with 1 additions and 1 deletions
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2
tools/db_bench_tool.cc
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@ -5220,7 +5220,7 @@ class Benchmark {
}
Duration duration(FLAGS_duration, reads_);
while (!duration.Done(1)) {
while (!duration.Done(entries_per_batch_)) {
DB* db = SelectDB(thread);
if (FLAGS_multiread_stride) {
int64_t key = GetRandomKey(&thread->rand);