experiments/STT-tensorflow
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Added back persistent memory tracking in queue op. The new tracking logic has avoided the crash in previous implementation: the queue_ passed to CreateTypedQueue may be unreffed if the resource is already created by another resource op that shares the same resource name and type.

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PiperOrigin-RevId: 168284509
This commit is contained in:
Yuefeng Zhou 2017-09-11 14:21:15 -07:00 committed by TensorFlower Gardener
parent ed11359944
commit 08587d45b4
1 changed files with 8 additions and 4 deletions
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12
tensorflow/core/kernels/queue_op.h
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@ -41,6 +41,14 @@ class QueueOp : public ResourceOpKernel<QueueInterface> {
context->GetAttr("component_types", &component_types_));
}
void Compute(OpKernelContext* context) override {
ResourceOpKernel<QueueInterface>::Compute(context);
if (resource_ && context->track_allocations()) {
context->record_host_persistent_memory_allocation(
resource_->MemoryUsed());
}
}
protected:
// Variables accessible by subclasses
int32 capacity_;
@ -63,12 +71,8 @@ class TypedQueueOp : public QueueOp {
return errors::ResourceExhausted("Failed to allocate queue.");
}
*ret = queue;
queue_ = queue;
return queue->Initialize();
}
private:
QueueInterface* queue_ = nullptr;
};
} // namespace tensorflow