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fixes: #476
- 21-testing-the-26-realese
- (#629)
- 385-configuration-validation-while-opening-a-db
- (#517, #629)
- 653-remove-hashspdb-deprecate-us_seek_parallel-param
- (#629)
- 657-track-report-per-cf-memory-usage-in-the-wbm
- (#629)
- 660-memory-manager-report-to-the-log-per-cf-level-block-type-stats
- (#629)
- 687-db_bench-usability-of-the-pinning-policy-parameter
- (#629)
- 695-mvn-publish-switch-to-new-runner
- (#629)
- 709-expose-get-smallest
- (#629)
- 716-add-build-tests-for-macos-and-windows-to-ci-pipeline
- (#629)
- 729-isuue-with-enable-speedb-features
- (#629)
- 731-ci-add-auto-rebase
- (#629)
- 752-proactive-flushes-write-stops-due-to-too-many-initiated-flushes
- (#629)
- 776-ci-switch-to-reusable-workflows
- (#629)
- 777-ci-allow-skipping-temporary-skipping-license-check
- (#629)
- Support_EnableSpeedbFeatures_in_Java
- (#629)
- ayula/sep21
- (#629)
- change_pinning_policy_to_EnableSpeedbFeaturesCF
- (#629)
- db_crashtest-for-testing
- (#629)
- hilik/delete_range_example
- (#629)
- main-backup-rebase-867
- (#629)
- release/2.6
- (#629)
- release/2.7
- (#629)
- revert-664-AssertStatusChecked
- (#629)
- temp_change_pinning_policy_to_EnableSpeedbFeaturesCF
- (#629)
- wip-ofriedma-db-bench-enable-erez
- (#629)
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Original file line number | Diff line number | Diff line change |
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// Copyright (C) 2023 Speedb Ltd. All rights reserved. | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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||
#include <functional> | ||
#include <iostream> | ||
#include <memory> | ||
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#include "rocksdb/db.h" | ||
#include "rocksdb/options.h" | ||
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using namespace ROCKSDB_NAMESPACE; | ||
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#if defined(OS_WIN) | ||
std::string kDBPath = "C:\\Windows\\TEMP\\speedb_thr_affinity"; | ||
#else | ||
std::string kDBPath = "/tmp/speedb_thr_affinity"; | ||
#endif | ||
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||
int main() { | ||
// Open the storage | ||
DB* db = nullptr; | ||
Options options; | ||
// create the DB if it's not already present | ||
options.create_if_missing = true; | ||
auto f = [](std::thread::native_handle_type thr) { | ||
// callback to pin all Speedb threads to the first core. | ||
#if defined(OS_WIN) | ||
#include "winbase.h" | ||
SetThreadAffinityMask(thr, 0); | ||
#else | ||
#include "pthread.h" | ||
std::cout << "thread spawned, thread_id: " << thr << std::endl; | ||
cpu_set_t cpuset; | ||
CPU_ZERO(&cpuset); | ||
CPU_SET(0, &cpuset); | ||
pthread_setaffinity_np(thr, sizeof(cpu_set_t), &cpuset); | ||
#endif | ||
}; | ||
options.on_thread_start_callback = | ||
std::make_shared<std::function<void(std::thread::native_handle_type)>>(f); | ||
Status s = DB::Open(options, kDBPath, &db); | ||
assert(s.ok()); | ||
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// append new entry | ||
std::string key = "key_1"; | ||
std::string put_value = "Speedb is awesome!"; | ||
s = db->Put(WriteOptions(), key, put_value); | ||
assert(s.ok()); | ||
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// retrieve entry | ||
std::string get_value; | ||
s = db->Get(ReadOptions(), key, &get_value); | ||
assert(s.ok()); | ||
assert(get_value == put_value); | ||
std::cout << get_value << std::endl; | ||
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// close DB | ||
s = db->Close(); | ||
assert(s.ok()); | ||
return 0; | ||
} |
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