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Shm: add options to zero and/or mlock the segment

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This commit is contained in:
Alexey Rybalchenko
2020-07-13 15:18:45 +02:00
committed by Dennis Klein
parent bf909f94dc
commit beb7766fca
3 changed files with 36 additions and 12 deletions
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2
fairmq/plugins/config/Config.cxx
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@@ -69,6 +69,8 @@ Plugin::ProgOptions ConfigPluginProgramOptions()
("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(2ULL << 30), "Shared memory: size of the shared memory segment (in bytes).")
("shm-mlock-segment", po::value<bool >()->default_value(false), "Shared memory: mlock the shared memory segment after initialization.")
("shm-zero-segment", po::value<bool >()->default_value(false), "Shared memory: zero the shared memory segment memory after initialization.")
("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.")