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For the complete Mojo documentation index, see llms.txt. Markdown versions of all pages are available by appending .md to any URL (e.g. /docs/manual/basics.md).

cluster_sync

cluster_sync()

Performs a full cluster synchronization with memory ordering guarantees.

This is a convenience function that combines cluster_arrive() and cluster_wait() to provide a full barrier synchronization across all thread blocks in the cluster. Ensures memory ordering between thread blocks. Only supported on NVIDIA SM90+ GPUs.