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Let default shm segm size be multiple of page size

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To allow potential optimizations (e.g. huge pages)
This commit is contained in:
Alexey Rybalchenko 2020-05-28 15:04:24 +02:00
parent 5a782e8726
commit 236d5a8608
1 changed files with 1 additions and 1 deletions
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2
fairmq/plugins/config/Config.cxx
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@ -68,7 +68,7 @@ Plugin::ProgOptions ConfigPluginProgramOptions()
("init-timeout", po::value<int >()->default_value(120), "Timeout for the initialization in seconds (when expecting dynamic initialization).")
("max-run-time", po::value<uint64_t >()->default_value(0), "Maximum runtime for the Running state handler, after which state will change to Ready (in seconds, 0 for no limit).")
("print-channels", po::value<bool >()->implicit_value(true), "Print registered channel endpoints in a machine-readable format (<channel name>:<min num subchannels>:<max num subchannels>)")
("shm-segment-size", po::value<size_t >()->default_value(2000000000), "Shared memory: size of the shared memory segment (in bytes).")
("shm-segment-size", po::value<size_t >()->default_value(2ULL << 30), "Shared memory: size of the shared memory segment (in bytes).")
("shm-throw-bad-alloc", po::value<bool >()->default_value(true), "Throw a fair::mq::MessageBadAlloc if cannot allocate a message (retry if false).")
("shm-monitor", po::value<bool >()->default_value(true), "Shared memory: run monitor daemon.")
("ofi-size-hint", po::value<size_t >()->default_value(0), "EXPERIMENTAL: OFI size hint for the allocator.")