FWIW, this code works fine for me, with and without tracing, on perl 5.8.1 a 2 CPU 2GHz G5 mac with a 20MB text file (696k lines).

Update: That reminds me. If your perl is ok, suspect pthreads. I've seen some majorly broken Linux versions (not sure what you're using).

In reply to Re^5: Printing to STDERR causes deadlocks. by bluto
in thread Printing to STDERR causes deadlocks. by BrowserUk

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