Date: Wed, 5 Mar 2014 08:53:09 -0600 (CST) From: Bob Friesenhahn <bfriesen@simple.dallas.tx.us> To: krad <kraduk@gmail.com> Cc: FreeBSD FS <freebsd-fs@freebsd.org> Subject: Re: Is LZ4 compression of the ZFS L2ARC available in any RELEASE/STABLE? Message-ID: <alpine.GSO.2.01.1403050850280.1717@freddy.simplesystems.org> In-Reply-To: <CALfReyc6hwc13TFc8AGZbVvyK2enfEjhJ8ndAAQ6p7pWzg-QCg@mail.gmail.com> References: <CAJ7kQyGTOuynOoLukXbP2E6GPKRiBWx8_mLEchk90WDKO%2Bo-SA@mail.gmail.com> <53157CC2.8080107@FreeBSD.org> <CAJ7kQyGQjf_WbY64bLVX=YfmJUfAd8i22kVbVhZhEWPMg7bbQw@mail.gmail.com> <5315D446.3040701@freebsd.org> <CAJ7kQyFf19Un_TS=kW=T21HT%2BoabhsUhJij5oixQ2_uh0LvHRA@mail.gmail.com> <alpine.GSO.2.01.1403042037290.1717@freddy.simplesystems.org> <CAJ7kQyEp208XKt3CaiBufiB%2Bg_CHAkUgzAzVdX_6Gx2WyW1ENg@mail.gmail.com> <CALfReyc6hwc13TFc8AGZbVvyK2enfEjhJ8ndAAQ6p7pWzg-QCg@mail.gmail.com>
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On Wed, 5 Mar 2014, krad wrote: > I thought the recordsize referred to the maximum block size rather than the actual block size. Please correct me if im wrong It is the actual block size used except for tail blocks (i.e. end of file) and is the block size before any compression is applied. When compression is enabled, the actual block written to disk is hopefully smaller. Bob -- Bob Friesenhahn bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer, http://www.GraphicsMagick.org/
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