Wenduo Wang

Results 14 issues of Wenduo Wang

The use of int for count arguments is becoming restrictive especially to adopt large count. This change extends the argument type to size_t.

Target: main

Patch series for (i)alltoallv

Target: v5.0.x

Simplify the recv function with the MCA_PML_CM_* macros Signed-off-by: Wenduo Wang (cherry picked from commit 73977ba114284cb1cd11c9a7819e678778754ee5)

Target: v5.0.x

Match mca_coll_basic_gatherv_inter and post recvs all at once and wait for completion. On 16 nodes x 64 procs per node. Before change ``` # OSU MPI Gatherv Latency Test v7.2...

Target: main

### Problem If MPICH installation is configured with `--with-cuda` flag, it will fail to launch application with errors similar to ``` CUDA Error (yaksuri_cuda_init_hook:src/backend/cuda/hooks/yaksuri_cuda_init_hooks.c,173): no CUDA-capable device is detected CUDA...

## Pull Request Description Remove the 8-nic limit and enable MPICH to support high nic-count platforms Ref: https://github.com/pmodels/mpich/issues/6688 ## Author Checklist * [x] **Provide Description** Particularly focus on _why_, not...

### Problem Statement #### 1. NIC limit ch4 currently has a hardcoded [8 NICs limit](https://github.com/pmodels/mpich/blob/16e1e6002d401a43edaba10c9b8bf3ee83824a5c/src/mpid/ch4/netmod/ofi/ofi_pre.h#L287) that cannot be changed at runtime. As a result, on platforms with 8+ NICs the...

This patch introduces a utility in OPAL based on the 3rd-party project https://github.com/json-parser/json-parser.git The utility provides APIs to read JSON into memory along with getters to retrieve C values. Please...

Target: main

When the user provides both `--with-=/path/to/local/install` and all_external_3rd_party=1(which is the default value), the latter overrides `--with-=external`. In this case the former explicitly provided options should be followed instead.

Target: main

This patch introduces a new capability to select NIC closest to the user requested accelerator (PCI) device. The implementation should suit all accelerator types, i.e. cuda & rocm. This change...

enhancement
⚠️ WIP-DNM!
Target: main