* [CustomDevice] add custom ccl api

* add ut

* Dataloader add custom device support

* update test=document_fix

* record memory and op supplement info

* update

* update

* fix a bug

* fix memory recording

* fix a bug

* update

* update

* fix a bug

* update

* fix a bug

* fix a bug

* fix a bug

* Revert "fix a bug"

This reverts commit c1d4df52762ba9ae7c7e27cd2ba4fc3a7ed9c7a5.

* fix a bug

* fix format

* fix

* cmake-lint

* update

* Refactor DeviceContextPool

* Adjust header file order

* support CUDAGraph for partial graph

* add ut

* fix ci

* fix ut again because of eager mode

* fix kunlun ci

* fix win ci

* Add pinned memory to HostMemoryStats

* Add macro for WrapStatAllocator

* Fix CI errors

* Support memory stats for CPU

* Add UTs

* Fix typos

* Fix typos

* delete PADDLE_WITH_TESTING in memory_block_desc

* test FLAGS_allocator_strategy=naive_best_fit

* delete flag naive_best_fit

* refine enforce code

* refine enforce code

* fix compile failed

* fix infrt failed

* update to popart v2.5.0

* use a specific version of sdk2.5.0

* Add peak memory log for CI

* Change VLOG to std::cout

* Move print code to test_runner.py and paddle_gtest_main.cc

* Fix typo

* Fix conflicts

* Updata message format

* Fix CI errors

* Add FLAGS_enable_gpu_memory_usage_log

* Fix CI errors

* [DO NOT MERGE] test op_test

* update with more related modifications

* split op_test.py to use test=allcases for testing

* split op_test.py to use test=allcases for testing

* Profile Executors

* update

* fix ut

* fix names

* update

* update

* enable new executor by default

* enable stream safe allocator

* test=document_fix;test=coverage

* do not use scope in op kernel

* fit empty program for new executor

* fix communication depend

* fix test_sync_batch_norm

* skip unsupported place

* refine datatransfer

* fit for dirtributed program

* fix dependencpy

* fix some ut

* support pinned, test=develop

* support async_write, test=develop

* refine, test=develop

* refine, test=develop

* refine, test=develop

* refine,test=develop

* refine, test=develop

* refine, test=develop

* refine, test=develop

* refine, test=develop

* Fix compilation error for gcc-54

* Remove const for gpuStream_t

Add new APIs for GPU memory monitoring (max_memory_allocated, max_memory_reserved, memory_allocated, memory_reserved) (#38657)

* Add new API memory_reserved

* Add memory_allocated, max_memory_reserved and max_memory_allocater

* Fix CI error

* Fix CI error

* Enhance UT

* Add FLAGS_memory_stats_opt

* Add STATS macro functions

* Add StatAllocator

* Fix CI errors

* Add UT

* Fix CI errors

* Make StreamSafeCUDAAllocator compatible with NaiveBestFit strategy

* Set FLAGS_use_stream_safe_cuda_allocator to false

* Update

* Remove unnecessary code

* Fix CI errors

* Add UT

* support multi_dims for tril_triu, *test=kunlun

* support multi_dims for tril_triu, *test=kunlun

* support multi_dims for tril_triu, *test=kunlun

* update xpu.cmake date, support multi_dims for tril_triu, *test=kunlun

* Performance optimize

* Optimize GetAllocator, RWLock and ProcessUnfreedAllocation

* Remove test file

* Fix CI error

* Fix CI errors

* Fix CI errors

[multiprocessing] Add paddle.incubate.multiprocessing for sharing tensors  between python processes. (#37302)

* Add support for paddle.multiprocessing
* move multiprocessing to incubate.

* Support cuda graph in StreamSafeCudaAllocator

* Fix CI error

* Arrange AllocatorFacade

* Fix CI error

* Fix CI error

* Fix ROCM Compile error

* Fix ROCM Compile error

* add align for WorkQueue

* add spinlock

* merge develop

* merge

* Add EventsWaiter

* Revert "Add EventsWaiter"

This reverts commit e206173aa9be7401b83a53581627bfaf557c8fb2.

* add log for Executor

* Profile Allocators

* Profile Allocators

* adjust interface

* remove lock for set

* fix
Co-authored-by: Nliutiexing <liutiexing@google.com>

* [ROCm] fix Managed Memory Alloc on HIP, test=develop

* update, test=develop

* fix RecordEvent interface

* modify default level to 4

* update interface use

* add const default trace level

* update record event interface using

* update record event interface using

* update record event interface using

* update operator.cc

* update part2

* update part1

* update part3

* fix include profiler.h header in ps server

* fix include profiler.h header in ps server

* fix profiler.h header

* fix profiler.h header

* fix merge buf

* update

* fix bug

* fix bug