mirror of https://github.com/grpc/grpc.git
The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
68 lines
2.4 KiB
68 lines
2.4 KiB
/* |
|
* |
|
* Copyright 2016 gRPC authors. |
|
* |
|
* 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. |
|
* |
|
*/ |
|
|
|
#ifndef GRPCPP_RESOURCE_QUOTA_IMPL_H |
|
#define GRPCPP_RESOURCE_QUOTA_IMPL_H |
|
|
|
struct grpc_resource_quota; |
|
|
|
#include <grpcpp/impl/codegen/config.h> |
|
#include <grpcpp/impl/codegen/grpc_library.h> |
|
|
|
namespace grpc_impl { |
|
|
|
/// ResourceQuota represents a bound on memory and thread usage by the gRPC |
|
/// library. A ResourceQuota can be attached to a server (via \a ServerBuilder), |
|
/// or a client channel (via \a ChannelArguments). |
|
/// gRPC will attempt to keep memory and threads used by all attached entities |
|
/// below the ResourceQuota bound. |
|
class ResourceQuota final : private ::grpc::GrpcLibraryCodegen { |
|
public: |
|
/// \param name - a unique name for this ResourceQuota. |
|
explicit ResourceQuota(const grpc::string& name); |
|
ResourceQuota(); |
|
~ResourceQuota(); |
|
|
|
/// Resize this \a ResourceQuota to a new size. If \a new_size is smaller |
|
/// than the current size of the pool, memory usage will be monotonically |
|
/// decreased until it falls under \a new_size. |
|
/// No time bound is given for this to occur however. |
|
ResourceQuota& Resize(size_t new_size); |
|
|
|
/// Set the max number of threads that can be allocated from this |
|
/// ResourceQuota object. |
|
/// |
|
/// If the new_max_threads value is smaller than the current value, no new |
|
/// threads are allocated until the number of active threads fall below |
|
/// new_max_threads. There is no time bound on when this may happen i.e none |
|
/// of the current threads are forcefully destroyed and all threads run their |
|
/// normal course. |
|
ResourceQuota& SetMaxThreads(int new_max_threads); |
|
|
|
grpc_resource_quota* c_resource_quota() const { return impl_; } |
|
|
|
private: |
|
ResourceQuota(const ResourceQuota& rhs); |
|
ResourceQuota& operator=(const ResourceQuota& rhs); |
|
|
|
grpc_resource_quota* const impl_; |
|
}; |
|
|
|
} // namespace grpc_impl |
|
|
|
#endif // GRPCPP_RESOURCE_QUOTA_IMPL_H
|
|
|