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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 "i_maintenance_job.h"
namespace proton {
struct IAttributeManager;
class AttributeUsageFilter;
/**
* Class used to sample attribute resource usage and pass aggregated
* information to attribute usage filter to block feeding before
* proton crashes due to attribute structure size limitations.
*/
class SampleAttributeUsageJob : public IMaintenanceJob
{
using IAttributeManagerSP = std::shared_ptr<IAttributeManager>;
IAttributeManagerSP _readyAttributeManager;
IAttributeManagerSP _notReadyAttributeManager;
AttributeUsageFilter &_attributeUsageFilter;
public:
SampleAttributeUsageJob(IAttributeManagerSP readyAttributeManager,
IAttributeManagerSP notReadyAttributeManager,
AttributeUsageFilter &attributeUsageFilter,
const vespalib::string &docTypeName,
vespalib::duration interval);
~SampleAttributeUsageJob() override;
bool run() override;
void onStop() override { }
};
} // namespace proton
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