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Cannot spawn new ProcMesh on same HostMesh after process death — stale session blocks reconnection

module: rocm

Status: Open.

Bug

#4002 In meta-pytorch/monarch;

· HosseinKaviani-H opened on May 21, 2026

·  

0.6

0.6.0 Release Tracker

Status: Open.

Task

#3988 In meta-pytorch/monarch;

· dulinriley opened on May 20, 2026

·  

0.6

DISABLED python/tests/test_rdma.py::test_device_memory_handle_read_write

bugSomething isn't workingSomething isn't working

module: rocm

tests

Status: Open.

Bug

#3829 In meta-pytorch/monarch;

· dulinriley opened on May 12, 2026

[rdma] add safeguards to ensure memory regions are not in use before they are freed

Status: Open.

#3825 In meta-pytorch/monarch;

· samlurye opened on May 11, 2026

Enable log uploading for Monarch CI to enable HUD triaging

tests

Status: Open.

Feature

#3816 In meta-pytorch/monarch;

· jithunnair-amd opened on May 11, 2026

·  

0.6

Support GDR without DMA BUF

Status: Open.

#3810 In meta-pytorch/monarch;

· shendiaomo opened on May 9, 2026

[rdma] efficient batching of rdma operations on ibverbs backend

Status: Open.

#3808 In meta-pytorch/monarch;

· samlurye opened on May 8, 2026

[rdma] refactor IbvManagerActor to cleanly abstract details for different NICs and properly handle lifetime of primitives

Status: Open.

#3807 In meta-pytorch/monarch;

· samlurye opened on May 8, 2026

[rdma] configure pytorch's cuda allocator's block size to MAX_MR_SIZE to prevent memory fragmentation/running out of address space

Status: Open.

#3806 In meta-pytorch/monarch;

· samlurye opened on May 8, 2026

[rdma] use a fresh mkey every time a cuda segment expands to avoid undefined behavior instead of rebinding

Status: Open.

#3805 In meta-pytorch/monarch;

· samlurye opened on May 8, 2026

[rdma] flush queue pair/completion queue when op reaches user-specified timeout to prevent accessing freed remote memory

Status: Open.

#3804 In meta-pytorch/monarch;

· samlurye opened on May 8, 2026

[rdma] ensure device ptrs passed to cuMemGetHandleForAddressRange are host-page aligned when expandable segments enabled

Status: Open.

#3803 In meta-pytorch/monarch;

· samlurye opened on May 8, 2026