159f30dcd0
LastFixedPollUtc is stamped by the fixed-tree bootstrap before any axis snapshot is published, so under load Each_duplicate_axis_reads_its_own_position could read inside that window and get BadNodeIdUnknown. The helper now waits for the last axis slot plus the servo/spindle caches. 45/45 green under 14-core yes load. Claude-Session: https://claude.ai/code/session_01Ef2ozxS7QPanGT8uoATbTe