Sounds like swapping - how much physical RAM and swap space? File system fragmentation?
You should be able to find a SMART Disk utility which may also prove helpful & useful. The DPMonitor (http://deltek.us ) will also track individual and system wide processes > Subject: Re: [U2] Tracking Disk Writes - AIX, Unidata > Are you running JFS2? %<=================== > I have a client who is experiencing something rather strange. > Every few seconds, and not with any particularly regularity, "topas" will > report a spike in disk writes, maxing out one or more disks to 100% > utilization. CPU utilization, on the other hand, remains nominal or only > slightly elevated. > When this happens, the world stands still - literally - as user screens > freeze up until several seconds after the disks have gone back to > normal load. Is there an AIX utility that can be used to track which specific > processes are reading or writing disk? This would be very helpful in > determining what (or who) specifically is triggering this activity. > ------- ------- u2-users mailing list [email protected] To unsubscribe please visit http://listserver.u2ug.org/
