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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/vespalib/util/time.h>
namespace storage::framework {
/**
* Each thread may have different properties, as to how long they wait between
* ticks and how long they're supposed to use processing between ticks. To be
* able to specify this per thread, a set of properties can be set by each
* thread.
*/
class ThreadProperties {
private:
/**
* Time this thread should maximum use to process before a tick is
* registered. (Including wait time if wait time is not set)
*/
vespalib::duration _maxProcessTime;
/**
* Time this thread will wait in a non-interrupted wait cycle.
* Used in cases where a wait cycle is registered. As long as no other
* time consuming stuff is done in a wait cycle, you can just use the
* wait time here. The deadlock detector should add a configurable
* global time period before flagging deadlock anyways.
*/
vespalib::duration _waitTime;
/**
* Number of ticks to be done before a wait.
*/
uint32_t _ticksBeforeWait;
public:
ThreadProperties(vespalib::duration waitTime,
vespalib::duration maxProcessTime,
int ticksBeforeWait);
[[nodiscard]] vespalib::duration getMaxProcessTime() const { return _maxProcessTime; }
[[nodiscard]] vespalib::duration getWaitTime() const { return _waitTime; }
[[nodiscard]] int getTicksBeforeWait() const { return _ticksBeforeWait; }
[[nodiscard]] vespalib::duration getMaxCycleTime() const {
return std::max(_maxProcessTime, _waitTime);
}
};
}
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