RDMA transporter (RoCE / IB Verbs) for 24.10#927

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elemberger-peak wants to merge 22 commits into

logicalclocks:24.10-mainfrom

elemberger-peak:24.10-rdma-port

Commits on May 18, 2026

RDMA transporter: Gate-1 native RDMA transporter for DB-DB replication

peakaio-ai
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oz-agent
committed
mgmcommon: defensive checks against NULL m_curr_cfg_section

peakaio-ai
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oz-agent
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Gate-1.5 + Gate-2: wire RdmaTypeId through ConfigObject/ConfigSection and add defensive checks

peakaio-ai
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oz-agent
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Gate-2 fixup: RDMA_TYPE must equal CONNECTION_TYPE_RDMA (= 4)

peakaio-ai
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oz-agent
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Gate-3: lift Gate-1 invariant, let RDMA transporter carry data

peakaio-ai
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oz-agent
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Gate-3b: support RDMA in createMultiTransporter, allow RDMA clone

peakaio-ai
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oz-agent
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RDMA: pack only complete Protocol6 messages per send slot

peakaio-ai
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oz-agent
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RDMA: emit CREDIT_ONLY messages to prevent credit-starvation stalls

peakaio-ai
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oz-agent
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RDMA: emit CREDIT_ONLY from receive thread for inbound-only clones

peakaio-ai
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oz-agent
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RDMA: bind recv CQ to a completion channel and wake recv thread via epoll

peakaio-ai
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oz-agent
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RDMA: drop obsolete MAX_RECV_MESSAGE_BYTESIZE cap in validate_msg_header
elemberger-peak
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RDMA: do not reap send completions from recv thread
elemberger-peak
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RDMA: gate recv-thread reap on m_bytes_in_flight==0
elemberger-peak
committed

Commits on May 19, 2026

Fix RDMA transporter credit handling

elemberger-peak
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oz-agent
committed

Commits on May 20, 2026

Improve RDMA receive spin handling

elemberger-peak
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oz-agent
committed

Commits on May 23, 2026