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shm: allow monitor::ResetContent to cleanup after a crash

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This commit is contained in:
Alexey Rybalchenko
2022-02-01 18:55:09 +01:00
parent 2f82eb4f09
commit 1a75141fc4
7 changed files with 108 additions and 37 deletions
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17
fairmq/shmem/Monitor.h
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@@ -8,6 +8,8 @@
#ifndef FAIR_MQ_SHMEM_MONITOR_H_
#define FAIR_MQ_SHMEM_MONITOR_H_
#include <fairmq/UnmanagedRegion.h>
#include <fairlogger/Logger.h>
#include <thread>
@@ -49,6 +51,13 @@ struct BufferDebugInfo
uint64_t fCreationTime;
};
struct SegmentConfig
{
uint16_t id;
uint64_t size;
std::string allocationAlgorithm;
};
class Monitor
{
public:
@@ -88,6 +97,14 @@ class Monitor
/// @param sessionId session id
/// Only call this when segment is not in use
static void ResetContent(const SessionId& sessionId, bool verbose = true);
/// @brief [EXPERIMENTAL] cleanup the content of the shem segment, without recreating it
/// @param shmId shared memory id
/// Only call this when segment is not in use
static void ResetContent(const ShmId& shmId, const std::vector<SegmentConfig>& segmentCfgs, const std::vector<RegionConfig>& regionCfgs, bool verbose = true);
/// @brief [EXPERIMENTAL] cleanup the content of the shem segment, without recreating it
/// @param sessionId session id
/// Only call this when segment is not in use
static void ResetContent(const SessionId& sessionId, const std::vector<SegmentConfig>& segmentCfgs, const std::vector<RegionConfig>& regionCfgs, bool verbose = true);
/// @brief Outputs list of messages in shmem (if compiled with FAIRMQ_DEBUG_MODE=ON)
/// @param shmId shmem id