Sean Doran

Fatality! ``` cla:~ root# ls -l /Volumes/vm-mojave-860evo/macOS\ 10.14.vmwarevm/macOS\ 10.14-0dd2f64e.vmem -rw------- 1 smd staff 8589934592 27 Jun 15:28 /Volumes/vm-mojave-860evo/macOS 10.14.vmwarevm/macOS 10.14-0dd2f64e.vmem cla:~ root# gdd status=progress obs=4k if=/Volumes/vm-mojave-860evo/macOS\ 10.14.vmwarevm/macOS\ 10.14-0dd2f64e.vmem of=/Volumes/ssdpool/zzdeath/macOS\ 10.14-0dd2f64e.vmem...

Ok, doesn’t matter about dataset properties. Sure kill. Gut says it’s abd debugging, or some weird corner case that leads to a hard lockup in the VERIFY macro. But I’m...

Performance is bad when using macOS's BSD tar to extract a lot of files, and is not great when extracting large files either. There are three main sources of slowdown...

See? Panic in dmu write, just like it says. :D Fixed that. Now chasing last edge cases of deadlocks on contended concurrent read/write/mapped IO which spotlight is helpful with. ;)....

I'd consider (and have done, myself) making the indexing nicer. That will help you with the CPU, or at least responsiveness. Make changes in: ``` /System/Library/LaunchDaemons/com.apple.metadata.mds.scan.plist and in /System/Library/LaunchAgents/ com.apple.mdworker.sizing.plist...

Fortunately macOS kexts have been highly forward-compatible, i.e., they work reasonably across major system upgrades. (Reasonably in that you can still use existing pools, filesystems, and zvols reliably). Any recent...