here is no way around locking for a concurrently written logfile.
Yes there is. If the file is opened for appending ('>>') and a single string is written using syswrite, then the string is guaranteed to be atomicly appended to the file. Well, on UNIX systems anyway.

Dave.

In reply to Re^4: Writing to a log file without colliding by dave_the_m
in thread Writing to a log file without colliding by cgraf

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