I suggest to stronger interleave reading and writing of whole (processed) records or lines keeping $tempContent short. Try to calculate the CRC incrementally. E.g. String::CRC32 or pack could be helpful here. The last chunk to contribute to the CRC will be the trailing "\n".

In reply to Re: XML Tags Stripping & Calculating checksum on it by Perlbotics
in thread XML Tags Stripping & Calculating checksum on it by harishnuti

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