From: "Peter V. Saveliev" <peet@infosite.ru> To: mandrake-russian@altlinux.ru Subject: [mdk-re] HowTo: loop-device + cryptoapi + software raid Date: Tue Oct 16 17:42:01 2001 Message-ID: <200110161344.f9GDifh07985@whisky.dkn> (raw) [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 3074 bytes --] (ÍÏÊ ÐÅÒ×ÙÊ ÏÐÙÔ - ÐÉÎÇ×iÎÑÔËÏ ÅÝÅ) ëÁËóÄÅ: ÉÓÐÏÌØÚÏ×ÁÎÉÅ loopback × ÏÒÇÁÎÉÚÁÃÉÉ ÏÔËÁÚÏÕÓÔÏÊÞÉ×ÙÈ ÓÉÓÔÅÍ. ðÏ ÛÁÇÁÍ: Á) äÌÑ ÎÁÞÁÌÁ ÎÅÏÂÈÏÄÉÍÏ ÉÍÅÔØ ÑÄÒÏ, ÓËÏÎÆÉÇÕÒÉÒÏ×ÁÎÎÏÅ ÄÌÑ ÒÁÂÏÔÙ Ó loopback ÌÉÂÏ ×ÓÔÒÏÅÎÎÏ, ÌÉÂÏ ÍÏÄÕÌÑÍÉ. ðÏ ÓÞÁÓÔØÀ, ÉÚ×ÅÓÔÎÙÅ ÍÎÅ ÑÄÒÁ ALT ÐÏÄÄÅÒÖÉ×ÁÀÔ loopback ÉÚ ËÏÒÏÂËÉ. ÷ ÓÌÕÞÁÅ ×ÓÔÒÏÅÎÎÏÊ ÐÏÄÄÅÒÖËÉ ×ÓÅ ÐÒÏÓÔÏ. åÓÌÉ ÖÅ ÎÕÖÎÏ ÚÁÄÅÊÓÔ×Ï×ÁÔØ ÍÏÄÕÌØ (ÐÏ ÕÍÏÌÞÁÎÉÀ ÎÅ ÇÒÕÚÉÔÓÑ), ÔÏ ÎÁÄÏ ÐÒÏ×ÅÒÉÔØ lsmod - Á ×ÄÒÕÇ ÚÁÇÒÕÖÅÎ; ÅÓÌÉ ÎÅÔ - ÔÏ ÉÚ /lib/modules/<ÉÍÑ ÑÄÒÁ>/block ÎÕÖÎÏ ÐÏÄÇÒÕÚÉÔØ loop_xx.o (ÇÄÅ ÈÈ - ÆÉÞÁ) Ó ÐÏÍÏÝØÀ modprobe. Â) îÕÖÎÙ ÆÁÊÌÙ, ËÏÔÏÒÙÅ ÂÕÄÕÔ ÓÏÏÔ×ÅÔÓÔ×Ï×ÁÔØ ÐÓÅ×ÄÏÕÓÔÒÏÊÓÔ×ÁÍ. óÏÚÄÁÀÔÓÑ ÏÎÉ ÏÞÅÎØ ÐÒÏÓÔÏ Ó ÐÏÍÏÝØÀ dd if=/dev/zero of=<ÆÁÊÌ> bs=1k count=<ÎÕÖÎÁÑ ÃÉÆÒÁ>. ×) ðÏÌÕÞÅÎÎÙÅ ÆÁÊÌÙ ÎÕÖÎÏ ÐÒÉÁÔÔÁÞÉÔØ Ë loop-ÄÅ×ÁÊÓÁÍ, ÄÌÑ ÜÔÏÇÏ ÎÕÖÎÏ losetup -e <ÍÅÔÏÄ ÛÉÆÒÏ×ÁÎÉÑ> /dev/loopX /<ÐÕÔØ>/<ÆÁÊÌ> , ÇÄÅ ÍÅÔÏÄ ÛÉÆÒÏ×ÁÎÉÑ ÌÉÂÏ none (ÂÅÚ ÎÅÇÏ), ÌÉÂÏ blowfish, ÌÉÂÏ ÌÀÂÏÊ ÄÒÕÇÏÊ ÉÚ man losetup; loopX - loop-ÄÅ×ÁÊÓ; ÆÁÊÌ - ÔÏÔ ÔÏÌÓÔÙÊ ÆÁÊÌ ÉÚ Â). ëÓÔÁÔÉ, ÜÔÏÔ É ÐÒÅÄÙÄÕÝÉÊ ÐÕÎËÔ - ÉÚ man losetup. Ç) ÷ ÓÌÕÞÁÅ ÛÉÆÒÏ×ÁÎÉÑ losetup ÓÐÒÏÓÉÔ ÐÁÒÏÌØ. üÔÏ - ËÌÀÞ, ÐÏ ËÏÔÏÒÏÍÕ ÂÕÄÅÔ ÛÉÆÒÏ×ÁÔØÓÑ ÆÁÊÌ. úÁÄÁÅÔÓÑ ÐÒÉ ÐÅÒ×ÏÍ ÉÓÐÏÌØÚÏ×ÁÎÉÉ É ÐÏÔÏÍ ÎÕÖÎÏ ÕËÁÚÙ×ÁÔØ ÔÁËÖÅ ÅÇÏ, ÉÎÁÞÅ, ËÁË ÐÏÎÑÔÎÏ, ÆÁÊÌ ÂÕÄÅÔ ÐÏÎÑÔ ÎÅ×ÅÒÎÏ. ðÒÏ ÏÛÉÂËÕ ÔÏÖÅ ÎÉËÔÏ ÎÅ ÓÏÏÂÝÉÔ, ËÒÏÍÅ mount ;) äÁÌØÛÅ ÉÓÔÏÒÉÑ ÉÄÅÔ ÎÅÓËÏÌØËÉÍÉ ÐÕÔÑÍÉ. åÓÌÉ ÏÇÒÁÎÉÞÉÔØÓÑ ÔÅÍ, ÞÔÏ ÕÖÅ ÎÁÐÉÓÁÎÏ, ÔÏ ÍÏÖÎÏ ÄÅÌÁÔØ mkreiserfs /dev/loopX; mount /dev/loopX /mnt. åÓÌÉ ÖÅ ÐÒÏÄÏÌÖÁÅÔÓÑ ÔÏÍÌÅÎÉÅ ÄÕÈÁ, ÔÏ: Ä) óÏÚÄÁÅÔÓÑ /etc/raidtab ÐÏ man raidtab, ÌÉÂÏ ÐÏ ÏÂÒÁÚÃÕ: ---------/etc/raidtab------------ raiddev /dev/md0 # ËÁË ÎÁÚÏ×ÅÍ? raid-level 1 # ÄÌÑ ÐÒÏÓÔÏÇÏ ÚÅÒËÁÌÉÒÏ×ÁÎÉÑ, raid 1 persistent-superblock 1 # raid'Ï×ÁÑ ÐÒÉÂÌÕÄÁ, ÓÍ. man chunk-size 8 # ÂÕÆÅÒ nr-raid-disks 2 # ËÏÌÉÞÅÓÔ×Ï ÕÓÔÒÏÊÓÔ× × ÍÁÓÓÉ×Å nr-spare-disks 0 # ËÏÌÉÞÅÓÔ×Ï ÚÁÐÁÓÎÙÈ ÄÉÓËÏ× device /dev/loop0 raid-disk 0 device /dev/loop1 raid-disk 1 # ËÏÇÏ ËÕÄÁ ÐÏÄÃÅÐÉÔØ ----------/etc/raidtab----------- üÔÏ ÄÌÑ ÐÒÏÓÔÏÇÏ raid, Á ×ÏÔ ÄÌÑ ÈÉÔÒÏÇÏ: ----------/etc/raidtab----------- raiddev /dev/md0 raid-level 5 nr-raid-disks 3 nr-spare-disks 0 persistent-superblock 1 parity-algorithm left-symmetric chunk-size 64 device /dev/loop0 raid-disk 0 device /dev/loop1 raid-disk 1 device /dev/loop2 raid-disk 2 -----------/etc/raidtab----------- éÎÆÏÒÍÁÃÉÑ ×ÚÑÔÁ Ó http://linuxnews.ru/docs/showdoc.php?id=9231&thread=9231 ÚÁ Á×ÔÏÒÓÔ×ÏÍ ÷ÑÞÅÓÌÁ×Á ëÁÌÏÛÉÎÁ. âÕË×Õ ÚÁÂÙÌ, Á × mail'e ÎÅ ÐÒÏÍÏÔÁÔØ ÎÁÚÁÄ, ÔÁË ÞÔÏ ÐÒÏÄÏÌÖÕ × ÌÁÔÉÎÉÃÅ: a) ôÅÐÅÒØ ÍÏÖÎÏ ÐÒÉÓÔÕÐÉÔØ Ë ÓÏÚÄÁÎÉÀ raid. õÂÅÄÉ×ÛÉÓØ × ÎÁÌÉÞÉÉ raidtools (rpm -qa | grep raid), ÎÕÖÎÏ ÓËÁÚÁÔØ mkraid /dev/md0. åÓÌÉ ÎÅÔ ÏÛÉÂÏË, ÔÏ ÈÏÒÏÛÏ, ÅÓÌÉ ÇÒÏÚÉÔ ÐÏÔÅÒÅÊ ÉÎÆÏÒÍÁÃÉÉ - ÔÏ ÄÌÑ loopback ÎÅ ÓÔÒÁÛÎÏ. ÷ÓÅ ÒÁ×ÎÏ ÎÉÞÅÇÏ ÎÅ ÉÓÐÏÒÔÉÔÅ ;) ÔÁË ÞÔÏ ÍÏÖÎÏ ÕÐÒÏÓÉÔØ ÓÄÅÌÁÔØ-ÔÁËÉ raid. b) äÁÌØÛÅ - ÐÏ ÎÁËÁÔÁÎÎÏÍÕ: mkreiserfs /dev/md0. c) îÁËÏÎÅÃ, mount /dev/md0 /mnt/resource - É ÎÁÓÌÁÖÄÁÊÔÅÓØ! Setup ÜÔÏÇÏ ÈÏÚÑÊÓÔ×Á ÐÒÉ ÓÔÁÒÔÅ, ÄÕÍÁÀ, ÓÄÅÌÁÔØ ÎÅ ÓÌÏÖÎÏ, ÒÁÚ×Å ÞÔÏ ÂÏÌØÛÅ ÐÁÒÏÌÅÊ ××ÏÄÉÔØ, ÅÓÌÉ ÅÓÔØ ÛÉÆÒÏ×ÁÎÉÅ ÄÉÓËÏ×. ðÅÔÒ.
next reply other threads:[~2001-10-16 17:42 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2001-10-16 17:42 Peter V. Saveliev [this message] 2001-10-16 19:12 ` [mdk-re] Re: HowTo Peter V. Saveliev 2001-10-16 19:24 ` Dmitry V. Levin 2001-10-17 11:51 ` [mdk-re] HowTo... + Service Pack 1 ;)) Peter V. Saveliev 2001-10-18 12:59 ` [mdk-re] HowTo... + Service Pack 2 :-| Peter V. Saveliev 2001-10-18 14:14 ` Dmitry V. Levin 2001-10-17 8:00 ` [mdk-re] HowTo: loop-device + cryptoapi + software raid Alexey Voinov 2001-10-18 12:39 ` [mdk-re] " Mikhail Zabaluev
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