54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include <vector>
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#include "gutil/ref_counted.h"
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#include "util/countdown_latch.h"
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#include "util/thread.h"
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namespace doris {
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class Daemon {
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public:
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Daemon() : _stop_background_threads_latch(1) {}
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~Daemon() = default;
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// Start background threads
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void start();
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// Stop background threads
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void stop();
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private:
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void tcmalloc_gc_thread();
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void memory_maintenance_thread();
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void memory_gc_thread();
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void memtable_memory_limiter_tracker_refresh_thread();
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void calculate_metrics_thread();
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void je_purge_dirty_pages_thread() const;
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void cache_prune_stale_thread();
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void report_runtime_query_statistics_thread();
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void wg_weighted_memory_ratio_refresh_thread();
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CountDownLatch _stop_background_threads_latch;
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std::vector<scoped_refptr<Thread>> _threads;
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};
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} // namespace doris
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