From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Sat, 31 May 2008 01:31:09 +0400 From: Alexey Tourbin To: ALT Linux Team development discussions Message-ID: <20080530213109.GV7996@solemn.turbinal> Mail-Followup-To: ALT Linux Team development discussions References: <20080529123846.GM7996@solemn.turbinal> <6062a6e60805290628v27e2692fn59c55aa116740a6f@mail.gmail.com> <20080529183744.GA14334@wo.int.altlinux.org> <20080529213114.GR7996@solemn.turbinal> <20080529215609.GA20209@wo.int.altlinux.org> <20080529232331.GS7996@solemn.turbinal> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="UEYxRAcbr7cS1UOX" Content-Disposition: inline In-Reply-To: <20080529232331.GS7996@solemn.turbinal> Subject: Re: [devel] rpm: rsyncable deflate vs LZMA X-BeenThere: devel@lists.altlinux.org X-Mailman-Version: 2.1.10b3 Precedence: list Reply-To: ALT Linux Team development discussions List-Id: ALT Linux Team development discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 May 2008 21:27:47 -0000 Archived-At: List-Archive: List-Post: --UEYxRAcbr7cS1UOX Content-Type: text/plain; charset=koi8-r Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, May 30, 2008 at 03:23:31AM +0400, Alexey Tourbin wrote: > On Fri, May 30, 2008 at 01:56:10AM +0400, Dmitry V. Levin wrote: > > On Fri, May 30, 2008 at 01:31:14AM +0400, Alexey Tourbin wrote: > > [...] > > > =F5 =CD=C5=CE=D1 =C5=D3=D4=D8 =C9=C4=C5=D1. =E4=CC=D1 =D7=D9=C2=CF= =D2=C1 =D4=CF=DE=C5=CB =D3=C9=CE=C8=D2=CF=CE=C9=DA=C1=C3=C9=C9 (gzflush) = =CD=CF=D6=CE=CF > > > =C9=D3=D0=CF=CC=D8=DA=CF=D7=C1=D4=D8 =CE=C5 =D4=CF=CC=D8=CB=CF "=D3= =CC=C5=D0=CF=CA" rsync hint, =CE=CF =C9 cpio hint -- =CB=C1=CB > > > =D4=CF=CC=D8=CB=CF =CD=D9 =D7=C9=C4=C9=CD cpio magic "070707", =CD=D9= =DA=CE=C1=C5=CD, =DE=D4=CF =DE=C5=D2=C5=DA =CE=C5=D3=CB=CF=CC=D8=CB=CF > > > =C2=C1=CA=D4=CF=D7 =C2=D5=C4=C5=D4 mtime =C9 =D0=CF=D4=CF=CD =D0=CF= =CA=C4=A3=D4 =C9=CD=D1 =C9 =D3=CF=C4=C5=D2=D6=C9=CD=CF=C5 =C6=C1=CA=CC=C1. = =F4=CF =C5=D3=D4=D8 > > > sync =CD=CF=D6=CE=CF =C4=C5=CC=C1=D4=D8 =D7 =CD=C5=D3=D4=C5 =CF=CB=CF= =CE=DE=C1=CE=C9=D1 =CF=DE=C5=D2=C5=C4=CE=CF=C7=CF cpio header. > >=20 > > =FC=D4=CF =DA=C1=CD=C5=D4=CE=CF =D3=CE=C9=DA=C9=D4 =D3=D4=C5=D0=C5=CE= =D8 =D3=D6=C1=D4=C9=D1, =CB=CF=C7=C4=C1 =D7 =C1=D2=C8=C9=D7=C5 =CD=CE=CF=C7= =CF =CD=C1=CC=C5=CE=D8=CB=C9=C8 =C6=C1=CA=CC=CF=D7? >=20 > =FC=D4=C9=CD =CD=CF=D6=CE=CF =D5=D0=D2=C1=D7=CC=D1=D4=D8, =DE=D4=CF=C2=D9= =D3=CF=DA=CE=C1=D4=C5=CC=D8=CE=CF =D0=D2=CF=D0=D5=D3=CB=C1=D4=D8 =D4=CF=CC= =D8=CB=CF "=D3=CF=D7=D3=C5=CD > =CD=C1=CC=C5=CE=D8=CB=C9=C5" =C6=C1=CA=CC=D9. >=20 > > > =F0=D2=C1=D7=C4=C1, =D1 =CE=C5 =DA=CE=C1=C0, =C4=C1=D3=D4 =DC=D4=CF = =DE=D4=CF-=CE=C9=C2=D5=C4=D8 =D7 =D3=CC=D5=DE=C1=C5 =D3 =CD=C1=CC=C5=CE=D8= =CB=C9=CD=C9 =C6=C1=CA=CC=C1=CD=C9 > > > =C9=CC=C9 =CE=C5=D4. =FC=D4=CF =CD=CF=D6=C5=D4 =CE=C9=DE=C5=C7=CF = =CE=C5 =C4=C1=D4=D8 =C9=DA-=DA=C1 =D4=CF=C7=CF, =DE=D4=CF =D0=C5=D2=D7=D9= =C5 =D3=CF=D7=D0=C1=D7=DB=C9=C5 > > > =C2=CC=CF=CB=C9 =D7 =D3=D6=C1=D4=CF=CD =D7=C9=C4=C5 =D7=D3=A3 =D2=C1= =D7=CE=CF =CD=CF=C7=D5=D4 =CF=D4=CC=C9=DE=C1=D4=D8=D3=D1 (=C9=DA-=DA=C1 bac= kreferences > > > =D7 =D0=D2=C5=C4=D9=C4=D5=DD=C9=CA =C2=CC=CF=CB). > >=20 > > =ED=CF=C7=D5=D4 =C9=CC=C9 =C2=D5=C4=D5=D4? >=20 > =E5=D3=CC=C9 =D3=C4=C5=CC=C1=D4=D8 =CB=C1=CB =D0=CF=CB=C1=DA=C1=CE=CF =CE= =C9=D6=C5, =D4=CF =C4=CC=D1 =D0=C1=CB=C5=D4=C1 man-pages (=D0=CF=D3=CC=C5 = =D0=CF=D7=D4=CF=D2=CE=CF=CA > =D0=C5=D2=C5=D3=C2=CF=D2=CB=C9) 'speedup 1.09' =D7=CF=DA=D2=C1=D3=D4=C1= =C5=D4 =C4=CF 'speedup 1.19'. =F4=CF =C5=D3=D4=D8 =DC=C6=C6=C5=CB=D4 > =CF=D4 =D3=C9=CE=C8=D2=CF=CE=C9=DA=C1=C3=C9=C9 =D3=D2=C1=DA=D5 =D0=CF=D3= =CC=C5 cpio =C8=C5=C4=C5=D2=C1 =C5=D3=D4=D8, =CF=CE =DA=C1=CD=C5=D4=CE=D9= =CA, =CE=CF =CE=C5 > =CE=C1=D3=D4=CF=CC=D8=CB=CF =C2=CF=CC=D8=DB=CF=CA, =DE=D4=CF=C2=D9 =D7=D3= =A3 =C9=D3=CB=D5=D0=C1=D4=D8. =F1 =D2=C5=C1=CC=C9=DA=CF=D7=C1=CC =C2=CF=CC=C5=C5 =C1=CB=CB=D5=D2=C1=D4=CE= =D9=CA cpio =C8=C9=CE=D4=C9=CE=C7 =C4=CC=D1 rsyncable_gzwrite(). =F4=C1=CB=D6=C5 =D0=CF=D1=D7=C9=CC=C9=D3=D8 =D0=C5=D2=D7=D9=C5 =D2=C5=DA=D5= =CC=D8=D4=C1=D4=D9 rsyncability =D4=C5=D3=D4=C9=D2=CF=D7=C1=CE=C9=D1. =E1 =C9=CD=C5=CE=CE=CF, =CD=D9 =D4=C5=D3=D4=C9=D2=D5=C5=CD rsyncability =C4= =D7=D5=C8 rpm =D0=C1=CB=C5=D4=CF=D7, =CB=C1=CB =C5=D3=CC=C9 =C2=D9 =CF=CE=C9 =C2=D9=CC=C9 =D3=CF=C2=D2=C1=CE=D9 =D5=D6=C5 =D3 =D0=CF=CD= =CF=DD=D8=C0 rsyncable_gzwrite(). test-rsynability glibc-core-2.5.1-alt4.x86_64.rpm glibc-core-2.5.1-alt5.x86= _64.rpm =3D> "speedup is 15.99" test-rsynability glibc-core-2.3.5-alt7.x86_64.rpm glibc-core-2.5.1-alt5.x86= _64.rpm =3D> "speedup is 1.00" test-rsynability glibc-2.3.5-alt7.x86_64.rpm glibc-2.5.1-alt5.x86_64.rpm = =3D> "speedup is 1.28" test-rsynability firefox-2.0.0.13-alt1.x86_64.rpm firefox-2.0.0.14-alt1.x86= _64.rpm =3D> "speedup is 1.97" test-rsynability xorg-x11-server-1.4.0.90-alt17.x86_64.rpm xorg-x11-server-= 1.4.0.90-alt19.x86_64.rpm =3D> "speedup is 1.48" =EE=C1=D0=D2=C9=CD=C5=D2, "speedup is 1.97" =C4=CC=D1 =D0=C1=CB=C5=D4=C1 fi= refox =CF=DA=CE=C1=DE=C1=C5=D4, =DE=D4=CF =D0=D2=C9=CD=C5=D2=CE=CF =D0=CF=CC=CF=D7=C9=CE=C1 =CB=D5=D3=CB=CF=D7 =CD=C5=D6=C4=D5 =DC=D4=C9=CD=C9= =C4=D7=D5=CD=D1 =D0=C1=CB=C5=D4=C1=CD=C9 =D3=CF=D7=D0=C1=C4=C1=C0=D4 (=C5= =D3=CC=C9 =C2=D9 =DC=D4=C9 =D0=C1=CB=C5=D4=D9 =C2=D9=CC=C9 =D3=CF=C2=D2=C1=CE=D9 =D3 rsyncable_gzwrite), =C1 =C4=D2=D5=C7= =C1=D1 =D0=CF=CC=CF=D7=C9=CE=C1 =CB=D5=D3=CB=CF=D7 =CE=C5 =D3=CF=D7=D0=C1= =C4=C1=C5=D4; =D4=C1=CB =DE=D4=CF =D0=CF =D2=C1=DA=CD=C5=D2=D5 =D0=D2=C9=C4=A3=D4=D3=D1 = =D3=CB=C1=DE=C9=D7=C1=D4=D8 =D0=D2=C9=CD=C5=D2=CE=CF =D0=CF=CC=CF=D7=C9=CE= =D5 =C6=C1=C5=D2=C6=CF=CB=D3=C1. =F7=CF=D4 =CB=CF=C4 =C4=CC=D1 =D4=C5=D3=D4=C9=D2=CF=D7=C1=CE=C9=D1. gzdio.c: #include #include #include int main() { FD_t Fd =3D Fdopen(fdDup(fileno(stdout)), "w9.gzdio"); assert(Fd); char buf[BUFSIZ]; size_t n, m; while ((n =3D fread(buf, 1, sizeof(buf), stdin))) { m =3D Fwrite(buf, 1, n, Fd); assert(m =3D=3D n); } Fclose(Fd); return 0; } (gzdio.c =CE=C1=C4=CF =CC=C9=CE=CB=CF=D7=C1=D4=D8 =D3 =CE=CF=D7=D9=CD librp= mio, =D7 =CB=CF=D4=CF=D2=CF=CD =D3=C9=C4=C9=D4 rsyncable_gzwrite). test-rsynability: #!/bin/sh -efu f1=3D"$1" f2=3D"$2" shift 2 rpm2cpio "$f1" |./gzdio >cpio1.gz rpm2cpio "$f2" |./gzdio >cpio2.gz rsync -v -e ./rsync-shell foo:cpio1.gz cpio2.gz rsync-shell: shift && exec "$@" --UEYxRAcbr7cS1UOX Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEARECAAYFAkhAch0ACgkQfBKgtDjnu0aKkACfXbSXSP/gUiih77QjNdEIujvK FGoAoOdsV2zfmEoEnL7KwaB3u5OC0dCb =QIq2 -----END PGP SIGNATURE----- --UEYxRAcbr7cS1UOX--