site_archiver@lists.apple.com Delivered-To: Darwin-dev@lists.apple.com On Apr 24, 2006, at 5:01 PM, Charles Bailey wrote: -tim _______________________________________________ Do not post admin requests to the list. They will be ignored. Darwin-dev mailing list (Darwin-dev@lists.apple.com) Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/darwin-dev/site_archiver%40lists.appl... I've been seeing a lot of unexplained disk activity (based on my observation of the drives' LEDs) and CPU system time on one of the 10.4.6 systems here -- dual G5 with 3.5 GB RAM, 2 external FW drives, and a pair of internal SATAs bound as a software RAID1. I first tried top, which didn't give any clear leads, then thought lsof might give me a decent start at figuring out whether this was mdimport or NAV or some other process. However, invoking /usr/sbin/ lsof as root produces inconsistent results, with one of the following occurring: You might try fs_usage instead (since lsof will only show open files, while fs_usage will show open/close events too). This email sent to site_archiver@lists.apple.com