Grep 2.21 Brings Performance Improvements
Written by Michael Larabel in GNU on 24 November 2014 at 07:42 AM EST. 8 Comments
GNU --
Grep 2.21 has been released and represents nearly a half-year worth of improvements to this commonly used GNU utility.

Importanmt about the grep 2.21 release is that there's performance improvements for searching files with holes, performance improvements for rejecting data, performance improvements for very long strings in patterns, and a variety of other improvements. Besides the performance improvements, there's also an assortment of bug-fixes and a few behavioral changes to GNU Grep 2.21.

More details on grep 2.21 can be found via the release announcement.
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Michael Larabel is the principal author of and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and automated benchmarking software. He can be followed via Twitter or contacted via

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