Go back to C4040-332 - High Availability for AIX - Technical Support and Administration -v2

Question :-

A PowerHA 6 cluster has missed too many heartbeats during a large disk write operation, and has triggered the deadman switch. Which tunable can help ensure that HA Cluster Manager continues to run?
I/O Pacing and syncd frequency
I/O Pacing and asynchronous I/O
Syncd frequency and asynchronous I/O
Asynchronous I/O and disk queue_depth

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