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make rate limiter a general option

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Summary:
it's unsupported in options file, so the flag should be respected by db_bench even when an options file is provided.
Closes https://github.com/facebook/rocksdb/pull/2910

Differential Revision: D5869836

Pulled By: ajkr

fbshipit-source-id: f67f591ae083e95e989f86b6fad50765d2e3d855
This commit is contained in:
Andrew Kryczka 2017-09-21 11:03:53 -07:00 committed by Facebook Github Bot
parent 1480e6f7cf
commit 8fc3de3c62
1 changed files with 15 additions and 14 deletions
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29
tools/db_bench_tool.cc
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@ -3212,20 +3212,6 @@ void VerifyDBFromDB(std::string& truth_db_name) {
if (FLAGS_thread_status_per_interval > 0) {
options.enable_thread_tracking = true;
}
if (FLAGS_rate_limiter_bytes_per_sec > 0) {
if (FLAGS_rate_limit_bg_reads &&
!FLAGS_new_table_reader_for_compaction_inputs) {
fprintf(stderr,
"rate limit compaction reads must have "
"new_table_reader_for_compaction_inputs set\n");
exit(1);
}
options.rate_limiter.reset(NewGenericRateLimiter(
FLAGS_rate_limiter_bytes_per_sec, 100 * 1000 /* refill_period_us */,
10 /* fairness */,
FLAGS_rate_limit_bg_reads ? RateLimiter::Mode::kReadsOnly
: RateLimiter::Mode::kWritesOnly));
}
#ifndef ROCKSDB_LITE
if (FLAGS_readonly && FLAGS_transaction_db) {
@ -3259,6 +3245,21 @@ void VerifyDBFromDB(std::string& truth_db_name) {
}
options.env = FLAGS_env;
if (FLAGS_rate_limiter_bytes_per_sec > 0) {
if (FLAGS_rate_limit_bg_reads &&
!FLAGS_new_table_reader_for_compaction_inputs) {
fprintf(stderr,
"rate limit compaction reads must have "
"new_table_reader_for_compaction_inputs set\n");
exit(1);
}
options.rate_limiter.reset(NewGenericRateLimiter(
FLAGS_rate_limiter_bytes_per_sec, 100 * 1000 /* refill_period_us */,
10 /* fairness */,
FLAGS_rate_limit_bg_reads ? RateLimiter::Mode::kReadsOnly
: RateLimiter::Mode::kWritesOnly));
}
if (FLAGS_num_multi_db <= 1) {
OpenDb(options, FLAGS_db, &db_);
} else {