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shm: Monitor: Add region/segment presence check function

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This commit is contained in:
Alexey Rybalchenko
2022-06-22 10:36:04 +02:00
parent 2500771689
commit b06efc401e
3 changed files with 225 additions and 48 deletions
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19
fairmq/shmem/Monitor.h
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@@ -119,7 +119,7 @@ class Monitor
/// @param sessionId session id
static std::unordered_map<uint16_t, std::vector<BufferDebugInfo>> GetDebugInfo(const SessionId& sessionId);
/// @brief Returns the amount of free memory in the specified segment
/// @param sessionId shmem id
/// @param shmId shmem id
/// @param segmentId segment id
/// @throws MonitorError
static unsigned long GetFreeMemory(const ShmId& shmId, uint16_t segmentId);
@@ -128,6 +128,23 @@ class Monitor
/// @param segmentId segment id
/// @throws MonitorError
static unsigned long GetFreeMemory(const SessionId& sessionId, uint16_t segmentId);
/// @brief Checks if a given segment can be opened
/// @param shmId shmem id
/// @param segmentId segment id
static bool SegmentIsPresent(const ShmId& shmId, uint16_t segmentId);
/// @brief Checks if a given segment can be opened
/// @param sessionId session id
/// @param segmentId segment id
static bool SegmentIsPresent(const SessionId& sessionId, uint16_t segmentId);
/// @brief Checks if a given region can be opened
/// @param shmId shmem id
/// @param regionId region id
static bool RegionIsPresent(const ShmId& shmId, uint16_t regionId);
/// @brief Checks if a given region can be opened
/// @param sessionId session id
/// @param regionId region id
static bool RegionIsPresent(const SessionId& sessionId, uint16_t regionId);
static bool PrintShm(const ShmId& shmId);
static void ListAll(const std::string& path);