On Thu, Mar 12, 2015 at 12:10 AM, Hamilton Feltman <[email protected]> wrote:
> > Logic is background caching as soon as the song is opened? You could test > this by closing logic, clearing the file cache, opening logic and > immediately starting playback while watching the trace. If it’s still > reading in 64kb blocks, it’s going to stall, there are no two ways about it. > No, the dtrace output (from iosnoop and hfsnoop) shows a kernel process regularly doing 64kB I/O to a variety of unidentified files. More results tomorrow, after another night pondering what we've seen today.
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