Date: Mon, 8 Oct 2012 08:36:29 +0200 (CEST) From: =?ISO-8859-1?Q?Trond_Endrest=F8l?= <Trond.Endrestol@fagskolen.gjovik.no> To: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> Cc: freebsd-hackers@freebsd.org, Brandon Falk <bfalk_bsd@brandonfa.lk> Subject: Re: SMP Version of tar Message-ID: <alpine.BSF.2.00.1210080835340.36463@mail.fig.ol.no> In-Reply-To: <alpine.BSF.2.00.1210071859430.15957@wojtek.tensor.gdynia.pl> References: <5069C9FC.6020400@brandonfa.lk> <alpine.BSF.2.00.1210071859430.15957@wojtek.tensor.gdynia.pl>
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This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --2055831798-1630032467-1349678190=:36463 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT On Sun, 7 Oct 2012 19:00+0200, Wojciech Puchar wrote: > > I would be willing to work on a SMP version of tar (initially just gzip or > > something). > > > > I don't have the best experience in compression, and how to multi-thread it, > > but I think I would be able to learn and help out. > > gzip cannot - it is single stream. > > bzip2 - no idea Check out archivers/pbzip2. > grzip (from ports, i use it) - can be multithreaded as it packs using fixed > large chunks. -- +-------------------------------+------------------------------------+ | Vennlig hilsen, | Best regards, | | Trond Endrestøl, | Trond Endrestøl, | | IT-ansvarlig, | System administrator, | | Fagskolen Innlandet, | Gjøvik Technical College, Norway, | | tlf. mob. 952 62 567, | Cellular...: +47 952 62 567, | | sentralbord 61 14 54 00. | Switchboard: +47 61 14 54 00. | +-------------------------------+------------------------------------+ --2055831798-1630032467-1349678190=:36463--
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