When you say there is only one entry in @results, doea that one entry contain output from bzip2, or is it from PIPESTATUS? It could just be that bzip2 is not terminating the record with "\n", in which case inserting a dummy echo after the bzip2 should do the trick.

In reply to Re^3: Detecting failed piped command run via ssh by cdarke
in thread Detecting failed piped command run via ssh by devnull

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