From: "Dmitry V. Levin" <ldv@altlinux.org> To: ALT Linux Team development discussions <devel@lists.altlinux.org> Subject: Re: [devel] rpm: rsyncable deflate vs LZMA Date: Fri, 30 May 2008 01:56:10 +0400 Message-ID: <20080529215609.GA20209@wo.int.altlinux.org> (raw) In-Reply-To: <20080529213114.GR7996@solemn.turbinal> [-- Attachment #1: Type: text/plain, Size: 764 bytes --] On Fri, May 30, 2008 at 01:31:14AM +0400, Alexey Tourbin wrote: [...] > У меня есть идея. Для выбора точек синхронизации (gzflush) можно > использовать не только "слепой" rsync hint, но и cpio hint -- как > только мы видим cpio magic "070707", мы знаем, что через несколько > байтов будет mtime и потом пойдёт имя и содержимое файла. То есть > sync можно делать в месте окончания очередного cpio header. Это заметно снизит степень сжатия, когда в архиве много маленьких файлов? > Правда, я не знаю, даст это что-нибудь в случае с маленькими файлами > или нет. Это может ничего не дать из-за того, что первые совпавшие > блоки в сжатом виде всё равно могут отличаться (из-за backreferences > в предыдущий блок). Могут или будут? -- ldv [-- Attachment #2: Type: application/pgp-signature, Size: 197 bytes --]
next prev parent reply other threads:[~2008-05-29 21:56 UTC|newest] Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top 2008-05-29 12:38 Alexey Tourbin 2008-05-29 13:28 ` Alexander Bokovoy 2008-05-29 16:50 ` Alexey Tourbin 2008-05-29 18:37 ` Dmitry V. Levin 2008-05-29 19:50 ` Alexey Tourbin 2008-05-29 20:13 ` Alexey Tourbin 2008-05-29 20:28 ` Led 2008-05-29 20:42 ` Alexey Tourbin 2008-05-29 20:16 ` Alexander Bokovoy 2008-05-29 21:31 ` Alexey Tourbin 2008-05-29 21:56 ` Dmitry V. Levin [this message] 2008-05-29 23:23 ` Alexey Tourbin 2008-05-30 21:31 ` Alexey Tourbin 2008-05-31 10:09 ` [devel] rsyncability test: openoffice Alexey Tourbin 2008-05-30 9:27 ` [devel] rpm: rsyncable deflate vs LZMA Alexey Tourbin 2008-05-30 8:21 ` Anton V. Boyarshinov 2008-05-30 11:28 ` Alexey Tourbin 2008-05-30 10:44 ` Anton Farygin 2008-05-30 12:07 ` Alexander Bokovoy 2008-05-30 15:03 ` Anton V. Boyarshinov 2008-05-30 15:09 ` Dmitry V. Levin 2008-05-30 15:17 ` Anton V. Boyarshinov 2008-05-30 15:25 ` Mikhail Gusarov 2008-05-30 15:32 ` Anton V. Boyarshinov 2008-05-30 15:37 ` Mikhail Gusarov 2008-06-01 12:06 ` Anton Farygin 2008-05-31 10:25 ` Alexey Tourbin 2008-05-31 16:59 ` Kirill A. Shutemov 2008-06-01 0:33 ` Alexey Tourbin 2008-06-01 13:07 ` Mikhail Gusarov 2008-06-01 18:08 ` [devel] [JT] fortunezilla :) Michael Shigorin 2008-06-02 1:44 ` Sergey Balbeko 2008-06-02 5:06 ` Mikhail Gusarov 2008-06-02 7:54 ` Alexey I. Froloff 2008-06-02 8:21 ` Michael Shigorin 2008-06-01 19:05 ` [devel] rpm: rsyncable deflate vs LZMA Alexey I. Froloff 2008-05-30 11:47 ` Anton V. Boyarshinov
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20080529215609.GA20209@wo.int.altlinux.org \ --to=ldv@altlinux.org \ --cc=devel@lists.altlinux.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: link
ALT Linux Team development discussions This inbox may be cloned and mirrored by anyone: git clone --mirror http://lore.altlinux.org/devel/0 devel/git/0.git # If you have public-inbox 1.1+ installed, you may # initialize and index your mirror using the following commands: public-inbox-init -V2 devel devel/ http://lore.altlinux.org/devel \ devel@altlinux.org devel@altlinux.ru devel@lists.altlinux.org devel@lists.altlinux.ru devel@linux.iplabs.ru mandrake-russian@linuxteam.iplabs.ru sisyphus@linuxteam.iplabs.ru public-inbox-index devel Example config snippet for mirrors. Newsgroup available over NNTP: nntp://lore.altlinux.org/org.altlinux.lists.devel AGPL code for this site: git clone https://public-inbox.org/public-inbox.git