Tag Archives: osx

Quick diagnosing of slow file copy in OS X

When I wanted to transfer some large Aperture catalogs this weekend, I discovered that the file copy was progressing at an alarmingly slow rate.  56 GBs was going to take 8 hours!  A ballpark guess of the uptick on the … Continue reading

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OS X D-Trace disk I/O tools iotop and iosnoop leak dynamic variables?

While attempting to track down slowdowns on my home OS X machine, I did some research about the many tools that can be used to trace disk I/O activity.  There is an amazing tool in the OS X kernel called … Continue reading

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