2949 - 使用 IBM PowerVM 在 IBM Power11 上监控 SMT8 的 CPU 时间回收.pdf

1、Orlando,FLOctober 69IBM TechXchange 2025Earl Jew()IBM Technology Expert Labs/USA Senior Delivery Consultant2949 Monitoring CPUtime recycling at SMT8 on IBM Power11 with IBM PowerVMIBM Technology Expert Labs/USA Copyright IBM Corporation 20252ABSTRACT TechXchange 2025This session focuses on monitorin

2、g CPU time recycling at SMT8 for AIX workloads running on IBM Power11 with IBM PowerVM.While many administrators rely solely on AIX-based tools such as nmon,this session introduces advanced monitoring using lparstat-h and lparstat-H to provide greater insight into AIX-on-PowerVM environments.Attende

3、es will learn to distinguish between Used,Accessible,and Available CPU time,with a focus on identifying excess CPU timereported as Accessible CPU timein the(cpu:pc)field of vmstat.The session also highlights the new Resource Groups feature in IBM Power11,which enables more granular control and visib

4、ility into resource allocation and performance across workloads.These insights are essential for accurate performance assessment and optimization on virtualized IBM Power11 platforms.Monitoring CPUtime recycling at SMT8 on IBM Power11 with IBM PowerVMEarl Jew ()Senior Delivery Consultant-IBM Power S

5、ystems and IBM Systems Storage IBM Technology Expert Labs/USA-Power delivery practice200 Spectrum Center Dr,Suite 2000(20thFloor),Irvine,CA USA 92618IBM Technology Expert Labs/USA Copyright IBM Corporation 20253Monitoring CPUtime recycling at SMT8 on IBM Power11 with IBM PowerVMABSTRACT originalThis

6、 session will detail the tactics for:Monitoring CPUtime recycling at SMT8Most of us monitor AIX-only with no awareness of PowerVM,i.e.AIX:nmon.This session is about monitoring AIX-on-PowerVM with AIX:lparstat-h|-H.This session will distinguish Used vs Accessible vs Available CPUtime in AIX-on-PowerV