db/kv/mdbx: comment on 9K roTxsLimiter target#21094
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Giulio2002
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May 11, 2026
Giulio2002
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LGTM — comment-only clarification for the 9K roTxsLimiter target.
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Explain why the read-only tx semaphore is sized at 9000:
RoTxitself does not spawn a thread, but a goroutine that hits a page fault inside the RoTx moves from the CPU-bounded thread pool to the (unlimited) IO-bounded pool.Comment-only change.