长CP导致的性能问题

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Category:: ontap-9

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适用场景

ONTAP 9

问题描述

节点 2 上观察到长 CP，服务延迟。EMS
日志raid.perf.stats.opTimedOut就在 long CP

[?] Fri May 23 09:45:00 +0900 [node02: config_thread: raid.perf.stats.opTimedOut: debug]: Operation config_get_attributes_obj took 65808 ms to complete on the D-blade.

[?] Fri May 23 09:45:00 +0900 [node02: config_thread: raid.perf.stats.opTimedOut: debug]: Operation config_get_attributes_obj took 16641187 ms to complete on the D-blade.

[?] Fri May 23 09:45:00 +0900 [node02: wafl_exempt06: wafl.cp.toolong: error]: Aggregate ISCSI10_node2_aggr1 experienced a long CP.