All issues

Message forwarding to migrated elements has no hop cap; the send-back-home limit has never been enabled

#3997

· lvkale opened

on Sep 19, 2026

Random segfaults with isomalloc on macOS 26+

#3995

· nilsvu opened

on Sep 18, 2026

Revisit the 64-bit object id design: bit allocation, index-to-id mapping, and when an array is compressible

#3994

· lvkale opened

on Sep 18, 2026

CI: ucx-linux-x86_64_openpmix fails intermittently in ConverseInit with "ucp_ep_create failed: Invalid parameter" (3 times in 3 days)

#3993

· lvkale opened

on Sep 18, 2026

Zerocopy post API: posting a buffer smaller than the source is allowed but unreported; larger is unchecked on the host path. Decide the contract.

#3989

· lvkale opened

on Sep 17, 2026

tests/util and tests/ampi do not build on reconverse; make -C tests test cannot pass on this line

#3988

· lvkale opened

on Sep 17, 2026

macOS CI: intermittent startup hang in `lcrun -n 2 ./megatest +pe 4` (reconverse-darwin-arm64, 2-process step)

#3987

· lvkale opened

on Sep 17, 2026

CUDA build: host zerocopy acks routed to the device handler (setNcpyOpInfo declared with 24 parameters, defined with 25)

#3983

· lvkale opened

on Sep 16, 2026

Device zerocopy post API: the regular entry method receives the sender's device pointer, not the posted buffer (RDMA path)

#3981

· lvkale opened

on Sep 16, 2026

zerocopy_with_qd: intermittent early quiescence in the two-process run on reconverse (macOS CI, 1 of ~10)

#3978

· lvkale opened

on Sep 14, 2026

GPU load balancing: improve accuracy of device loads for a mix of kernels; idle-time-based incremental balancing

#3976

· lvkale opened

on Sep 13, 2026

hapi_memory_daemon: EOF path spins at 1 kHz for the life of the run; EINTR path spins unthrottled

#3973

· lvkale opened

on Sep 10, 2026