113 líneas
3.3 KiB
C
113 líneas
3.3 KiB
C
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/*************************************************************************
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* Copyright (c) 2024, NVIDIA CORPORATION. All rights reserved.
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*
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* See LICENSE.txt for license information
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************************************************************************/
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#ifndef PROFILER_V1_H_
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#define PROFILER_V1_H_
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#include <stdint.h>
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#include <stddef.h>
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#include <sys/types.h>
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typedef struct {
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uint8_t type; // event type descriptor: ncclProfileColl, ...
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void* parentObj; // pointer to the profiler parent object (for coll is the group)
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int rank; // originating rank
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union {
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struct {
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const char* name;
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uint64_t commHash;
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uint64_t seqNumber;
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uint8_t func;
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void const* sendBuff;
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void* recvBuff;
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size_t count;
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int root;
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uint8_t datatype;
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uint32_t op;
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size_t trafficBytes;
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uint8_t nMaxChannels;
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uint8_t nWarps;
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uint8_t algo;
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uint8_t proto;
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int isCollnet;
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int isNvls;
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} coll;
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struct {
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const char* name;
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uint64_t commHash;
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uint8_t func;
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void* buff;
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uint8_t datatype;
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size_t count;
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int peer;
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} p2p;
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struct {
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pid_t pid; // pid of the originating process
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uint8_t channelId; // channel id for this proxy operation
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int peer; // remote rank for send/recv
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int nSteps; // number of steps for this proxy operation
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int chunkSize; // amount of data transferred by this proxy operation
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int isSend;
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} proxyOp;
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struct {
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int step;
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} proxyStep;
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};
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} ncclProfilerEventDescr_v1_t;
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typedef union {
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struct {
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size_t transSize;
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int steps;
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} proxyOp;
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struct {
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int appendedProxyOps;
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} proxyCtrl;
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} ncclProfilerEventStateArgs_v1_t;
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typedef struct {
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const char* name;
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// init - initialize the profiler plugin
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// Input
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// - context : opaque profiler context object for separating profiler behavior across comms
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// Output
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// - eActivationMask: bitmask of active events set by the plugin
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ncclResult_t (*init)(void** context, int* eActivationMask);
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// startEvent - initialize and start a new event for the supplied event descriptor inside the eventset
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// Input
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// - context: opaque profiler context object
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// - eDescr : pointer to ncclProfilerEventDescr_t object
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// Output
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// - eHandle: return event handle for supplied event descriptor object
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ncclResult_t (*startEvent)(void* context, void** eHandle, ncclProfilerEventDescr_v1_t* eDescr);
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// stopEvent - stop/finalize an event inside and event set
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// Input
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// - eHandle: handle to event object
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ncclResult_t (*stopEvent)(void* eHandle);
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// recordEventState - record event state transitions and event attribute updates
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// Input
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// - eHandle : handle to event object created through startEvent
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// - eStateArgs: optional argument used to capture event attribute updates associated with the state transition
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// - eState : event state transition
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ncclResult_t (*recordEventState)(void* eHandle, ncclProfilerEventState_v1_t eState, ncclProfilerEventStateArgs_v1_t* eStateArgs);
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// finalize - finalize the profiler plugin
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// Input
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// - context: opaque profiler context object
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ncclResult_t (*finalize)(void* context);
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} ncclProfiler_v1_t;
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#endif
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