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    • Read, write and other latency spikes
      https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/Read_write_and_other_latency_spikes
      Applies to ONTAP 9 Issue High latency spikes for read, writes and other operations mainly from WAFL Susp CP and CPU D blade delay center Long CP messages on EMS messages [?] Wed Dec 18 12:08:28 +0100 ...Applies to ONTAP 9 Issue High latency spikes for read, writes and other operations mainly from WAFL Susp CP and CPU D blade delay center Long CP messages on EMS messages [?] Wed Dec 18 12:08:28 +0100 [XXXXXXXXXX:wafl_exempt02: wafl.cp.toolong:error]: Aggregate XXXX experienced a long CP]