From 94dca26ba598fe20a8458c96de44561ea22122cf Mon Sep 17 00:00:00 2001 From: Michael Prokop Date: Sat, 12 Sep 2009 01:01:26 +0200 Subject: [PATCH] Update docs (new build time info) --- docs/grml-live.txt | 81 +++++++++++++++++++++++++++++++++--------------------- 1 file changed, 50 insertions(+), 31 deletions(-) diff --git a/docs/grml-live.txt b/docs/grml-live.txt index fc8ec2b..c1da987 100644 --- a/docs/grml-live.txt +++ b/docs/grml-live.txt @@ -510,22 +510,33 @@ Using squashfs-lzma-tools 4.0-2 on the build system ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ squashfs-lzma-tools 4.0-2 is available via the grml repositories. It provides -the mksquashfs-lzma and unsquashfs-lzma binaries and the package does NOT -conflict with the squashfs-tools package (you can install both of them at the -same time). +the mksquashfs-lzma and unsquashfs-lzma binaries. The package does NOT conflict +with Debian's squashfs-tools package (you can install both of them at the same +time). The packages can be downloaded from link:http://deb.grml.org/pool/main/s/squashfs-lzma-tools/[http://deb.grml.org/pool/main/s/squashfs-lzma-tools/] It provides support for the new squashfs file format version 4 and therefore -requires kernel versions newer than 2.6.28-grml[64]. +requires kernel versions newer than 2.6.28-grml[64]. It supports LZMA as well as +ZLIB compression. Just use the defaults for enabling LZMA or use grml-live's +'-z' option if you want to use ZLIB instead. * Kernel 2.6.23-grml[64]: does not work * Kernel 2.6.26-grml[64]: does not work * Kernel 2.6.28-grml[64]: does not work * Kernel 2.6.31-grml[64]: works +//////////////////////////////////////////////////////////////////////////////// +[IMPORTANT] + +Do NOT use a blocksize different than the default (131072 / 128kb). The kernel +will very probably oops then - so please do not touch the '-b' option of +mksquashfs. +//////////////////////////////////////////////////////////////////////////////// + [NOTE] + Please use squashfs-lzma-tools >=4.0-2 from Grml if you want to remaster any grml release being MORE RECENT than 2009.05. @@ -533,8 +544,8 @@ Using squashfs-tools 1:4.0-1 on the build system ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ squashfs-tools 1:4.0-1 is available in Debian/unstable and Debian/testing. It -provides the mksquashfs and unsquashfs binaries and the package does NOT -conflict with the squashfs-lzma-tools 4.0-1 package (you can install both of +provides the mksquashfs and unsquashfs binaries. The package does NOT +conflict with the squashfs-lzma-tools 4.0-2 package (you can install both of them at the same time). The packages can be downloaded from @@ -544,7 +555,7 @@ It provides support for the new squashfs file format version 4 and therefore requires kernel versions newer than 2.6.28-grml[64]. It does NOT support LZMA compression. If you need LZMA support please use -squashfs-lzma-tools (see section above) instead. +Grml's squashfs-lzma-tools (see section above) instead. * Kernel 2.6.23-grml[64]: does not work * Kernel 2.6.26-grml[64]: does not work @@ -755,30 +766,38 @@ link:http://grml-solutions.com/[Grml Solutions]. How much is the difference between LZMA and ZLIB compression? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Note: LZMA sizes is work in progress. - -[width="40%",cols="3,^2,^2",options="header"] -|================================== -|ISO |LZMA |ZLIB -|grml64_lenny |X |745M -|grml64-medium_lenny |X |231M -|grml64-medium_sid |X |245M -|grml64-medium_squeeze |X |244M -|grml64_sid |X |791M -|grml64-small_lenny |X |116M -|grml64-small_sid |X |120M -|grml64-small_squeeze |X |120M -|grml64_squeeze |X |785M -|grml_lenny |X |723M -|grml-medium_lenny |X |220M -|grml-medium_sid |X |236M -|grml-medium_squeeze |X |234M -|grml_sid |X |771M -|grml-small_lenny |X |112M -|grml-small_sid |X |118M -|grml-small_squeeze |X |117M -|grml_squeeze |X |761M -|================================== +ISO size (bs = blocksize): + +[width="45%",cols="3,^2,^2,^2",options="header"] +|============================================================ +|ISO |LZMA (256kB bs) |LZMA (128kB bs)|ZLIB +|grml_sid |666M | WIP | 771M +|grml_squeeze |659M | WIP | 761M +|grml_lenny |624M | WIP | 723M +|grml64_sid |677M | WIP | 791M +|grml64_squeeze |671M | WIP | 785M +|grml64_lenny |639M | WIP | 745M +|grml-medium_sid |208M | WIP | 236M +|grml-medium_squeeze |206M | WIP | 234M +|grml-medium_lenny |193M | WIP | 220M +|grml64-medium_sid |213M | WIP | 245M +|grml64-medium_squeeze |213M | WIP | 244M +|grml64-medium_lenny |201M | WIP | 231M +|grml-small_sid |102M | WIP | 118M +|grml-small_squeeze |101M | WIP | 117M +|grml-small_lenny |97M | WIP | 112M +|grml64-small_sid |103M | WIP | 120M +|grml64-small_squeeze |103M | WIP | 120M +|grml64-small_lenny |99M | WIP | 116M +|============================================================ + +Build time of grml-medium's squashfs file (depends on your system, though just +to get the ratio between the different options): + +* 10 minutes and 4 seconds with LZMA default blocksize (128k) +* 7 minutes 27 seconds with LZMA and blocksize 256k +* 6 minutes and 8 seconds with LZMA blocksize 512k +* 1 minute and 40 seconds with ZLIB [[install-local-files]] How to I install further files into the chroot/ISO? -- 2.1.4