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The Journal - a proposed syslog replacementThe Journal - a proposed syslog replacementPosted Nov 19, 2011 12:16 UTC (Sat) by intgr (subscriber, #39733)In reply to: The Journal - a proposed syslog replacement by RogerOdle Parent article: The Journal - a proposed syslog replacement
> Generating hash codes is not a simple or quick operation when you are
> considering it in relation of a heavily used transaction processor.
Nope, that's premature optimization.
I'm sure the Journal system will introduce new performance bottlenecks, but hashing is not one of them. Even my 2-year-old CPU (Phenom II) can hash ~300 MB/s of data per second with SHA-512, on a single CPU core. SHA-1 and MD5 are even faster.
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