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CONTAP-61034: Degradation in client nfs operating performance on systems with high number of CPUs and huge load on single volume
https://kb.netapp.com/on-prem/ontap/Ontap_OS/FS_Issues/CONTAP-61034
Issue cpu_busy abnormally high on a 48-CPU A800(usually > 90%) nwk_exempt CPU domain util abnormally high (usually > 2000%) on a 48-CPU A800 cluster1::*> set diag; system node run -node nodeA -command...Issue cpu_busy abnormally high on a 48-CPU A800(usually > 90%) nwk_exempt CPU domain util abnormally high (usually > 2000%) on a 48-CPU A800 cluster1::*> set diag; system node run -node nodeA -command systat -c 10 -M 1; set admin AVG Nwk_Excl Nwk_Lg Nwk_Exmpt Protocol Cluster Storage Raid Raid_Ex Target Kahuna WAFL_Ex(Kahu) WAFL_XClean SM_Exempt Exempt SSAN_Ex Intr Host 45% 4% 7% 2150% 0% 0% 6% 2% 6% 5% 42% 32% 35% 0% 0% 9% 9% 6% 48% 4% 7% 2159% 0% 0% 5% 8% 5% 3% 48% 43% 37% 0% 0% 10% 7% 5% 68%…