{"id":3621,"date":"2013-05-23T22:15:49","date_gmt":"2013-05-23T19:15:49","guid":{"rendered":"http:\/\/www.koraykey.com\/?p=3621"},"modified":"2013-06-19T23:58:59","modified_gmt":"2013-06-19T20:58:59","slug":"linux-isletim-sistemlerinde-asm-kurulumu-icin-asm-library-ve-udev-yapilandirmasi","status":"publish","type":"post","link":"https:\/\/www.koraykey.com\/?p=3621","title":{"rendered":"Linux \u0130\u015fletim Sistemlerinde (Grid) ASM Kurulumu i\u00e7in ASM Library ve UDEV Yap\u0131land\u0131rmas\u0131"},"content":{"rendered":"

\"Disks\"<\/a>Bu makalemizde “Linux \u0130\u015fletim Sistemlerinde ASM Kurulumu i\u00e7in ASM Library ve UDEV Yap\u0131land\u0131rmas\u0131” konusunu inceleyece\u011fiz. Yaz\u0131m\u0131zda \u00f6zellikle Oracle ASM (Grid)\u00a0kurulumu i\u00e7in kullanaca\u011f\u0131m\u0131z diskleri iki y\u00f6ntemle yap\u0131land\u0131rmay\u0131 inceleyece\u011fiz. Bu yap\u0131land\u0131rma i\u015flemleri sonras\u0131 disklerimizi ASM kurulumuna haz\u0131r hale getirmi\u015f olaca\u011f\u0131z. “UDEV” yap\u0131land\u0131rmam\u0131z “Oracle ASM Library” kullanmadan elle yap\u0131land\u0131rma i\u015flemi i\u00e7indir.
\n<\/span><\/p>\n

A-) ASM Library ile Disklerin Yap\u0131land\u0131rmas\u0131<\/span><\/strong><\/p>\n

1. Sunucumuzda yap\u0131land\u0131rma i\u015flemlerine ba\u015flamadan \u00f6nce kullanaca\u011f\u0131m\u0131z ASM Library yaz\u0131l\u0131m\u0131n\u0131n g\u00fcncelli\u011fini kontrol ediyoruz.<\/span><\/p>\n

-- A\u015fa\u011f\u0131daki i\u015flemleri disklerimizi kullanacak t\u00fcm \u00fcye sunucular\u0131m\u0131zda uyguluyoruz.\r\n-- G\u00fcncelleme i\u015flemini yap\u0131land\u0131r\u0131lm\u0131\u015f bir sunucuda yapabiliriz. A\u015fa\u011f\u0131daki komut\r\nile g\u00fcncelleme i\u015flemi yap\u0131labilir ve sistemimiz zarar g\u00f6rmeden yeni versiyona \r\nge\u00e7ebiliriz.\r\n<\/span>\r\n# oracleasm update-driver<\/span>\r\n\r\nKernel:         2.6.39-400.24.1.el6uek.x86_64 x86_64<\/span>\r\nDriver name:    oracleasm-2.6.39-400.24.1.el6uek.x86_64<\/span>\r\nDriver for kernel 2.6.39-400.24.1.el6uek.x86_64<\/span><\/pre>\n
2. Sunucular\u0131m\u0131zda yap\u0131land\u0131rma i\u015flemine ba\u015fl\u0131yoruz. Bu ad\u0131mda disklerimiz i\u00e7in kullan\u0131c\u0131 ve gruplar\u0131 belirleyecek kullanaca\u011f\u0131 diskleri yap\u0131land\u0131raca\u011f\u0131z.<\/span><\/p>\n
-- A\u015fa\u011f\u0131daki i\u015flemleri disklerimizi kullanacak t\u00fcm \u00fcye sunucular\u0131m\u0131zda uyguluyoruz.\r\n\r\n# oracleasm configure -I<\/span>\r\n\r\nConfiguring the Oracle ASM library driver.<\/span>\r\nThis will configure the on-boot properties of the Oracle ASM library<\/span>\r\ndriver.  The following questions will determine whether the driver is<\/span>\r\nloaded on boot and what permissions it will have.  The current values<\/span>\r\nwill be shown in brackets ('[]').  Hitting <ENTER> without typing an<\/span>\r\nanswer will keep that current value.  Ctrl-C will abort.<\/span>\r\n\r\nDefault user to own the driver interface []: oracle<\/span>\r\nDefault group to own the driver interface []: dba<\/span>\r\nStart Oracle ASM library driver on boot (y\/n) [n]: y<\/span>\r\nScan for Oracle ASM disks on boot (y\/n) [y]: y<\/span>\r\n\r\nThe next two configuration options take substrings to match device names.<\/span>\r\nThe substring \"sd\" (without the quotes), for example, matches \"sda\", \"sdb\",<\/span>\r\netc.  You may enter more than one substring pattern, separated by spaces.<\/span>\r\nThe special string \"none\" (again, without the quotes) will clear the value.<\/span>\r\n\r\nDevice order to scan for ASM disks []: <\/span>\r\nDevices to exclude from scanning []: <\/span>\r\nUse device logical block size for ASM (y\/n) [n]: y<\/span>\r\nWriting Oracle ASM library driver configuration: done\r\n\r\n1. soruda \"oracle\" yaz\u0131p enter tu\u015funa bas\u0131yoruz.\r\n2. soruda \"dba\" yaz\u0131p enter tu\u015funa bas\u0131yoruz.\r\n3. soruda \"y\" yaz\u0131p enter tu\u015funa bas\u0131yoruz.\r\n4. soruda \"y\" yaz\u0131p enter tu\u015funa bas\u0131yoruz.\r\n5. ve 6. sorularda hi\u00e7bir\u015fey yazmadan enter tu\u015funa bas\u0131yoruz.\r\n<\/span><\/pre>\n
3. Sunucumuzda Oracle ASM Kernel mod\u00fcl\u00fcn\u00fc aktif edip “\/dev\/oracleasm” alt\u0131nda Oracle Mount Point’in olu\u015fmas\u0131n\u0131 sa\u011fl\u0131yoruz.<\/span><\/p>\n
-- A\u015fa\u011f\u0131daki i\u015flemleri disklerimizi kullanacak t\u00fcm \u00fcye sunucular\u0131m\u0131zda uyguluyoruz.\r\n\r\n# oracleasm init<\/span>\r\n\r\nCreating \/dev\/oracleasm mount point: \/dev\/oracleasm<\/span>\r\nLoading module \"oracleasm\": oracleasm<\/span>\r\nConfiguring \"oracleasm\" to use device logical block size <\/span>\r\nMounting ASMlib driver filesystem: \/dev\/oracleasm<\/span><\/pre>\n
4. Sunucular\u0131m\u0131zda ASM i\u00e7in kull\u0131n\u0131lacak disklerimizi “fdisk” ile olu\u015fturup ASM i\u00e7in damgal\u0131yoruz.<\/span><\/p>\n
-- ASM \u0130\u00e7in kullan\u0131lacak disklerimizi belirlemek \u00fczere sorguluyoruz.<\/span>\r\n\r\n[root@koraykey-db1 ~]# ls -l \/dev\/sd*<\/span>\r\nbrw-rw---- 1 root disk 8,  0 May 23 18:30 \/dev\/sda<\/span>\r\nbrw-rw---- 1 root disk 8,  1 May 23 18:30 \/dev\/sda1<\/span>\r\nbrw-rw---- 1 root disk 8,  2 May 23 18:30 \/dev\/sda2<\/span>\r\nbrw-rw---- 1 root disk 8, 16 May 23 18:30 \/dev\/sdb<\/span>\r\nbrw-rw---- 1 root disk 8, 32 May 23 18:30 \/dev\/sdc<\/span>\r\n\r\n[root@koraykey-db2 ~]# ls -l \/dev\/sd*<\/span>\r\nbrw-rw---- 1 root disk 8,  0 May 23 18:30 \/dev\/sda<\/span>\r\nbrw-rw---- 1 root disk 8,  1 May 23 18:30 \/dev\/sda1<\/span>\r\nbrw-rw---- 1 root disk 8,  2 May 23 18:30 \/dev\/sda2<\/span>\r\nbrw-rw---- 1 root disk 8, 16 May 23 18:30 \/dev\/sdb<\/span>\r\nbrw-rw---- 1 root disk 8, 32 May 23 18:30 \/dev\/sdc<\/span>\r\n\r\n-- Disklerimizi a\u00e7\u0131klayacak olursak<\/span>\r\n\r\nsda --> \u0130\u015fletim sistemi diskimiz<\/span>\r\nsdb --> ASM i\u00e7in kullan\u0131lacak +DATA diskimiz<\/span>\r\nsdc --> ASM i\u00e7in kullan\u0131lacak +FRA diskimiz<\/span>\r\n\r\n-- Her \u00fcyede disk s\u0131ralamam\u0131z ayn\u0131 durumda e\u011fer farkl\u0131 olsayd\u0131 bunlar\u0131 e\u015fitlememiz\r\ngerekecekti bunun a\u015fa\u011f\u0131daki yaz\u0131m\u0131z\u0131 inceleyebilirsiniz.<\/span>\r\n\r\n\"Linux \u0130\u015fletim Sistemlerinde Disk Header ve ASM Disk Header Yap\u0131land\u0131rmas\u0131\"<\/span><\/a>\r\n\r\n-- A\u015fa\u011f\u0131daki i\u015flemleri sadece tek bir \u00fcye \u00fczerinden yap\u0131lmal\u0131d\u0131r.<\/span>\r\n\r\n-- Disklerimizde \"fdisk\" ile partition olu\u015fturuyoruz.<\/span>\r\n\r\n# fdisk \/dev\/sdb<\/span>\r\n\r\nWARNING: DOS-compatible mode is deprecated. It's strongly recommended to<\/span>\r\n         switch off the mode (command 'c') and change display units to<\/span>\r\n         sectors (command 'u').<\/span>\r\n\r\nCommand (m for help): n<\/span>\r\nCommand action<\/span>\r\n   e   extended<\/span>\r\n   p   primary partition (1-4)<\/span>\r\np<\/span>\r\nPartition number (1-4): 1<\/span>\r\nFirst cylinder (1-652, default 1): <\/span>\r\nUsing default value 1<\/span>\r\nLast cylinder, +cylinders or +size{K,M,G} (1-652, default 652): <\/span>\r\nUsing default value 652<\/span>\r\n\r\nCommand (m for help): w<\/span>\r\nThe partition table has been altered!<\/span>\r\n\r\nCalling ioctl() to re-read partition table.<\/span>\r\nSyncing disks.<\/span>\r\n\r\n# fdisk \/dev\/sdc<\/span>\r\n\r\nWARNING: DOS-compatible mode is deprecated. It's strongly recommended to<\/span>\r\n         switch off the mode (command 'c') and change display units to<\/span>\r\n         sectors (command 'u').<\/span>\r\n\r\nCommand (m for help): n<\/span>\r\nCommand action<\/span>\r\n   e   extended<\/span>\r\n   p   primary partition (1-4)<\/span>\r\np<\/span>\r\nPartition number (1-4): 1<\/span>\r\nFirst cylinder (1-652, default 1): <\/span>\r\nUsing default value 1<\/span>\r\nLast cylinder, +cylinders or +size{K,M,G} (1-652, default 652): <\/span>\r\nUsing default value 652<\/span>\r\n\r\nCommand (m for help): w<\/span>\r\nThe partition table has been altered!<\/span>\r\n\r\nCalling ioctl() to re-read partition table.<\/span>\r\nSyncing disks.<\/span>\r\n\r\n1. Soruda \"n\" yaz\u0131p \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n2. Soruda \"p\" yaz\u0131p \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n3. Soruda \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n4. Soruda \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n5. Soruda \"w\" yaz\u0131p \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n\r\n-- Disklerimizi Olu\u015fturup damgal\u0131yoruz.<\/span>\r\n\r\n# oracleasm createdisk data1 \/dev\/sdb1<\/span>\r\nWriting disk header: done<\/span>\r\nInstantiating disk: done<\/span>\r\n\r\n# oracleasm createdisk fra1 \/dev\/sdc1<\/span>\r\nWriting disk header: done<\/span>\r\nInstantiating disk: done<\/span><\/pre>\n
5. Olu\u015fturdu\u011fumuz disklerimizi di\u011fer \u00fcye sunucular\u0131m\u0131z\u0131n g\u00f6rmesi i\u00e7in a\u015fa\u011f\u0131daki i\u015flemleri yap\u0131yoruz.<\/span><\/p>\n
# oracleasm scandisks<\/span>\r\n\r\nReloading disk partitions: done<\/span>\r\nCleaning any stale ASM disks...<\/span>\r\nScanning system for ASM disks...<\/span>\r\nInstantiating disk \"DATA1\"<\/span>\r\nInstantiating disk \"FRA1\"<\/span><\/pre>\n
6. Sunucular\u0131m\u0131zda olu\u015fturdu\u011fumuz disklerimizi listelemek i\u00e7in a\u015fa\u011f\u0131daki i\u015flemleri yap\u0131yoruz.<\/span><\/p>\n
# ll \/dev\/oracleasm\/disks\/<\/span>\r\n\r\ntotal 0<\/span>\r\nbrw-rw---- 1 oracle dba 8, 17 May 23 20:53 DATA1<\/span>\r\nbrw-rw---- 1 oracle dba 8, 33 May 23 20:53 FRA1<\/span>\r\n\r\nveya<\/span>\r\n\r\n# oracleasm listdisks<\/span>\r\n\r\nDATA1<\/span>\r\nFRA1<\/span><\/pre>\n
7. Sunucular\u0131m\u0131zda ASM Library komutlar\u0131n\u0131 g\u00f6rmek i\u00e7in a\u015fa\u011f\u0131daki i\u015flemleri yap\u0131yoruz.<\/span><\/p>\n
# oracleasm<\/span>\r\n\r\nUsage: oracleasm [--exec-path=<exec_path>] <command> [ <args> ]<\/span>\r\n       oracleasm --exec-path<\/span>\r\n       oracleasm -h<\/span>\r\n       oracleasm -V<\/span>\r\n\r\nThe basic oracleasm commands are:<\/span>\r\n    configure        Configure the Oracle Linux ASMLib driver<\/span>\r\n    init             Load and initialize the ASMLib driver<\/span>\r\n    exit             Stop the ASMLib driver<\/span>\r\n    scandisks        Scan the system for Oracle ASMLib disks<\/span>\r\n    status           Display the status of the Oracle ASMLib driver<\/span>\r\n    listdisks        List known Oracle ASMLib disks<\/span>\r\n    querydisk        Determine if a disk belongs to Oracle ASMlib<\/span>\r\n    createdisk       Allocate a device for Oracle ASMLib use<\/span>\r\n    deletedisk       Return a device to the operating system<\/span>\r\n    renamedisk       Change the label of an Oracle ASMlib disk<\/span>\r\n    update-driver    Download the latest ASMLib driver<\/span><\/pre>\n
Oracle ASM Library ile “Grid Infrastructure” kurulumu i\u00e7in disklerimiz haz\u0131r. Bu i\u015flemlerden sonra “Grid Infrastructure” kurulumuna ge\u00e7ebiliriz. Oracle ASM Library paketini edinmek i\u00e7in “Oracle ASMLib”<\/a> sitesinden kulland\u0131\u011f\u0131m\u0131z i\u015fletim sistemine uygun olan\u0131 indirerek kullanabiliriz. “Oracle Enterprise Linux 6.x” i\u015fletim sistemlerinde bu paket otomatik kurulu \u015fekilde gelmektedir. Di\u011fer Linux s\u00fcr\u00fcmleri i\u00e7in indirerek kurmam\u0131z gerekebilir. Listede olmayan “CentOS” Linux i\u015fletim sistemi i\u00e7in “Red Hat Enterprise Linux” i\u00e7in derlenmi\u015f paketi kullanabiliriz. Bu paket “CentOS” i\u00e7in sertifikaland\u0131r\u0131lm\u0131\u015f de\u011fildir ancak \u00e7al\u0131\u015fmas\u0131nda herhangi bir sorun yoktur.<\/span><\/p>\n
B-) UDEV ile Disklerin Yap\u0131land\u0131rmas\u0131<\/span><\/strong><\/p>\n
1. Sunucumuzda “UDEV” yap\u0131land\u0131rmas\u0131 i\u00e7in kullanaca\u011f\u0131m\u0131z disklerimizi belirliyoruz.<\/span><\/p>\n
-- UDEV ASM \u0130\u00e7in kullan\u0131lacak disklerimizi belirlemek \u00fczere <\/span>sorguluyoruz.<\/span>\r\n\r\n[root@koraykey-db1 ~]# ls -l \/dev\/sd*<\/span>\r\nbrw-rw---- 1 root disk 8,  0 May 23 18:30 \/dev\/sda<\/span>\r\nbrw-rw---- 1 root disk 8,  1 May 23 18:30 \/dev\/sda1<\/span>\r\nbrw-rw---- 1 root disk 8,  2 May 23 18:30 \/dev\/sda2<\/span>\r\nbrw-rw---- 1 root disk 8, 16 May 23 18:30 \/dev\/sdb<\/span>\r\nbrw-rw---- 1 root disk 8, 32 May 23 18:30 \/dev\/sdc<\/span>\r\n\r\n[root@koraykey-db2 ~]# ls -l \/dev\/sd*<\/span>\r\nbrw-rw---- 1 root disk 8,  0 May 23 18:30 \/dev\/sda<\/span>\r\nbrw-rw---- 1 root disk 8,  1 May 23 18:30 \/dev\/sda1<\/span>\r\nbrw-rw---- 1 root disk 8,  2 May 23 18:30 \/dev\/sda2<\/span>\r\nbrw-rw---- 1 root disk 8, 16 May 23 18:30 \/dev\/sdb<\/span>\r\nbrw-rw---- 1 root disk 8, 32 May 23 18:30 \/dev\/sdc<\/span>\r\n\r\n-- Disklerimizi a\u00e7\u0131klayacak olursak<\/span>\r\n\r\nsda --> \u0130\u015fletim sistemi diskimiz<\/span>\r\nsdb --> ASM i\u00e7in kullan\u0131lacak +DATA diskimiz<\/span>\r\nsdc --> ASM i\u00e7in kullan\u0131lacak +FRA diskimiz<\/span>\r\n\r\n-- Her \u00fcyede disk s\u0131ralamam\u0131z ayn\u0131 durumda e\u011fer farkl\u0131 olsayd\u0131 bunlar\u0131 e\u015fitlememiz<\/span>\r\ngerekecekti bunun a\u015fa\u011f\u0131daki yaz\u0131m\u0131z\u0131 inceleyebilirsiniz.<\/span>\r\n\r\n\"Linux \u0130\u015fletim Sistemlerinde Disk Header ve ASM Disk Header Yap\u0131land\u0131rmas\u0131\"<\/span><\/a><\/pre>\n
2. Sunucular\u0131m\u0131zda disklerimizi yap\u0131land\u0131rmadan \u00f6nce “fdisk” komutu ile “partition” olu\u015fturuyoruz.<\/span><\/p>\n
-- A\u015fa\u011f\u0131daki i\u015flemleri sadece tek bir \u00fcye \u00fczerinden yap\u0131lmal\u0131d\u0131r.<\/span>\r\n\r\n-- Disklerimizde \"fdisk\" ile partition olu\u015fturuyoruz.<\/span>\r\n\r\n# fdisk \/dev\/sdb<\/span>\r\n\r\nWARNING: DOS-compatible mode is deprecated. It's strongly recommended to<\/span>\r\n         switch off the mode (command 'c') and change display units to<\/span>\r\n         sectors (command 'u').<\/span>\r\n\r\nCommand (m for help): n<\/span>\r\nCommand action<\/span>\r\n   e   extended<\/span>\r\n   p   primary partition (1-4)<\/span>\r\np<\/span>\r\nPartition number (1-4): 1<\/span>\r\nFirst cylinder (1-652, default 1): <\/span>\r\nUsing default value 1<\/span>\r\nLast cylinder, +cylinders or +size{K,M,G} (1-652, default 652): <\/span>\r\nUsing default value 652<\/span>\r\n\r\nCommand (m for help): w<\/span>\r\nThe partition table has been altered!<\/span>\r\n\r\nCalling ioctl() to re-read partition table.<\/span>\r\nSyncing disks.<\/span>\r\n\r\n# fdisk \/dev\/sdc<\/span>\r\n\r\nWARNING: DOS-compatible mode is deprecated. It's strongly recommended to<\/span>\r\n         switch off the mode (command 'c') and change display units to<\/span>\r\n         sectors (command 'u').<\/span>\r\n\r\nCommand (m for help): n<\/span>\r\nCommand action<\/span>\r\n   e   extended<\/span>\r\n   p   primary partition (1-4)<\/span>\r\np<\/span>\r\nPartition number (1-4): 1<\/span>\r\nFirst cylinder (1-652, default 1): <\/span>\r\nUsing default value 1<\/span>\r\nLast cylinder, +cylinders or +size{K,M,G} (1-652, default 652): <\/span>\r\nUsing default value 652<\/span>\r\n\r\nCommand (m for help): w<\/span>\r\nThe partition table has been altered!<\/span>\r\n\r\nCalling ioctl() to re-read partition table.<\/span>\r\nSyncing disks.<\/span>\r\n\r\n1. Soruda \"n\" yaz\u0131p \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n2. Soruda \"p\" yaz\u0131p \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n3. Soruda \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n4. Soruda \"enter\" tu\u015funa bas\u0131yoruz.<\/span>\r\n5. Soruda \"w\" yaz\u0131p \"enter\" tu\u015funa bas\u0131yoruz.<\/span><\/pre>\n
2. Sunucumuzda “UDEV” i\u00e7in kullanaca\u011f\u0131m\u0131z disklerimizin tekil “SCSI_ID”lerini tespit etmek i\u00e7in a\u015fa\u011f\u0131daki i\u015flemleri yap\u0131yoruz.<\/span><\/p>\n
# scsi_id -g -u -d \/dev\/sdb<\/span>\r\n36000c29deec2418291b2747bed78d61f<\/span>\r\n\r\n# scsi_id -g -u -d \/dev\/sdc<\/span>\r\n36000c29049157572fed349c895fd4532<\/span><\/pre>\n
2. Sunucumuzda “UDEV” i\u00e7in kullanaca\u011f\u0131m\u0131z diskler i\u00e7in “UDEV Rules” olu\u015fturuyoruz ve gerekli parametreleri a\u015fa\u011f\u0131daki gibi yap\u0131yoruz.<\/span><\/p>\n
-- Kural dosyam\u0131z\u0131 yarat\u0131yoruz ve a\u015fa\u011f\u0131daki parametreleri giriyoruz.\r\n-- A\u015fa\u011f\u0131daki dosyay\u0131 disklerimizi kullanacak t\u00fcm \u00fcye sunucular\u0131m\u0131zda olu\u015fturuyoruz.\r\n\r\n# vim \/etc\/udev\/rules.d\/99-oracle-asmdevices.rules\r\n\r\nKERNEL==\"sdb1\", BUS==\"scsi\", PROGRAM==\"\/sbin\/scsi_id -g -u -d \/dev\/$parent\", RESULT==\"36000c29deec2418291b2747bed78d61f\", NAME=\"data1\", OWNER=\"oracle\", GROUP=\"dba\", MODE=\"0660\"\r\nKERNEL==\"sdc1\", BUS==\"scsi\", PROGRAM==\"\/sbin\/scsi_id -g -u -d \/dev\/$parent\", RESULT==\"36000c29049157572fed349c895fd4532\", NAME=\"fra1\", OWNER=\"oracle\", GROUP=\"dba\", MODE=\"0660\"<\/span><\/pre>\n
3. Sunucumuzda disklerimizin “partition table”lar\u0131n\u0131 “partprobe” komutu ile olu\u015fturuyoruz.<\/span><\/p>\n
-- A\u015fa\u011f\u0131daki i\u015flemleri sadece tek bir \u00fcye \u00fczerinden yap\u0131lmal\u0131d\u0131r.\r\n\r\n# partprobe \/dev\/sdb1<\/span>\r\n\r\n# partprobe \/dev\/sdc1<\/span><\/pre>\n
4. Sunucular\u0131m\u0131zda olu\u015fturudu\u011fumuz kurallar\u0131 test etmek i\u00e7in a\u015fa\u011f\u0131daki i\u015flemleri uyguluyoruz.<\/span><\/p>\n
-- A\u015fa\u011f\u0131daki testi disklerimizi kullanacak t\u00fcm \u00fcye sunucular\u0131m\u0131zda<\/span>\r\nuyguluyoruz\r\n\r\n-- Test i\u015flemi \u00f6ncesi bir hata ile kar\u015f\u0131la\u015fmamak i\u00e7in sunucular\u0131m\u0131z\u0131 yeniden\r\nba\u015flat\u0131yoruz.\r\n\r\n# shutdown -r now\r\n\r\n-- Test i\u015flemimizi ger\u00e7ekle\u015ftiriyoruz.<\/span>\r\n\r\n# udevadm test \/sys\/block\/sdb\/sdb1<\/span>\r\n\r\n# udevadm test \/sys\/block\/sdc\/sdc1<\/span><\/pre>\n
5. Disklerimizin izinlerinin ve sahibinin “oracle” kullan\u0131c\u0131s\u0131 oldu\u011funu kontrol etmek i\u00e7in a\u015fa\u011f\u0131daki i\u015flemleri yap\u0131yoruz.<\/span><\/p>\n
# ls -l \/dev\/data1<\/span>\r\nbrw-rw---- 1 oracle dba 8, 17 May 23 22:03 \/dev\/data1<\/span>\r\n\r\n# ls -l \/dev\/fra1<\/span>\r\nbrw-rw---- 1 oracle dba 8, 33 May 23 22:03 \/dev\/fra1\r\n\r\n-- G\u00f6rd\u00fc\u011f\u00fcm\u00fcz gibi \"oracle\" \"dba\" haklar\u0131 UDEV kurallar\u0131 sayesinde atanm\u0131\u015f durumda.<\/span><\/pre>\n
6.\u00a0 Sunucular\u0131m\u0131zda yap\u0131land\u0131rmam\u0131z\u0131n ard\u0131ndan “UDEV” uygulamam\u0131z\u0131 \u00e7al\u0131\u015f\u0131r hale getiriyoruz.<\/span><\/p>\n
-- \u0130\u015flemlerimizin ard\u0131ndan \"UDEV\" servisimizi ba\u015flat\u0131yoruz.<\/span>\r\n-- A\u015fa\u011f\u0131daki komutu t\u00fcm \u00fcye sunucular\u0131m\u0131zda \u00e7al\u0131\u015ft\u0131r\u0131yoruz.<\/span>\r\n\r\n# start_udev<\/span>\r\nStarting udev: [  OK  ]<\/span><\/pre>\n
UDEV ile “Grid Infrastructure” kurulumu i\u00e7in disklerimiz haz\u0131r. Bu i\u015flemlerden sonra “Grid Infrastructure” kurulumuna ge\u00e7ebiliriz. Burada dikkat edece\u011fimiz “scsi_id” komutumuzun parametreleri Linux versiyonlar\u0131na g\u00f6re farkl\u0131l\u0131k g\u00f6sterebilir. Ayr\u0131ca disklerimizin block dosyalar\u0131 “\/sys\/block” yerine “\/dev\/block\/” alt\u0131nda olabilir. Bu durumlar Linux versiyonlar\u0131na g\u00f6re farkl\u0131l\u0131k g\u00f6sterebilir. Yaz\u0131m\u0131z\u0131nda yap\u0131land\u0131rmam\u0131z i\u00e7in “Oracle Enterprise Linux 6.x” versiyonu kullan\u0131lm\u0131\u015ft\u0131r.<\/span><\/p>\n
Bu yaz\u0131m\u0131zda “Linux \u0130\u015fletim Sistemlerinde ASM Kurulumu i\u00e7in ASM Library ve UDEV Yap\u0131land\u0131rmas\u0131” ayr\u0131 ayr\u0131 inceledik. Kurulum tercihimize g\u00f6re disklerimizi yap\u0131land\u0131r\u0131rken yukar\u0131daki se\u00e7eneklerden istedi\u011fimizi kullanabiliriz. Kolayl\u0131k ve pratik olarak “Oracle ASM Library” “UDEV” yap\u0131land\u0131rmas\u0131na g\u00f6re bir \u00e7ok i\u015flemi kendisi ger\u00e7ekle\u015ftirdi\u011fi ve y\u00f6netimi daha kolay oldu\u011fu i\u00e7in daha \u00e7ok tercih edilmektedir.<\/span><\/p>\n
Ba\u015fka bir makalede g\u00f6r\u00fc\u015fmek \u00fczere\u2026<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"
Bu makalemizde “Linux \u0130\u015fletim Sistemlerinde ASM Kurulumu i\u00e7in ASM Library ve UDEV Yap\u0131land\u0131rmas\u0131” konusunu inceleyece\u011fiz. Yaz\u0131m\u0131zda \u00f6zellikle Oracle ASM (Grid)\u00a0kurulumu i\u00e7in kullanaca\u011f\u0131m\u0131z diskleri iki y\u00f6ntemle yap\u0131land\u0131rmay\u0131 inceleyece\u011fiz. Bu yap\u0131land\u0131rma i\u015flemleri sonras\u0131 disklerimizi ASM kurulumuna haz\u0131r hale getirmi\u015f olaca\u011f\u0131z. “UDEV” yap\u0131land\u0131rmam\u0131z … Okumaya devam et →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,8],"tags":[527,532,395,389,21,290,20,19,397,391,386,390,387,394,393,388,392,396],"class_list":["post-3621","post","type-post","status-publish","format-standard","hentry","category-oracle","category-unix-linux","tag-asm-icin-disk-yapilandirma","tag-asm-kurulumu","tag-asm-library-ile-disklerin-yapilandirmasi","tag-grid-asm-icin-disk-yapilandirmasi","tag-h-koray-gunduz","tag-halil-koray-gunduz","tag-koray-gunduz","tag-koraykey","tag-linux-oracle-asm-library","tag-linux-oracleasm-ayarlari","tag-linux-udev","tag-linux-udev-ayarlari","tag-oracle-asm-library","tag-oracle-asm-library-ayarlari","tag-oracle-asm-library-kullanimi","tag-oracle-asmlib","tag-oracleasm-kullanimi","tag-udev-ile-disklerin-yapilandirmasi"],"_links":{"self":[{"href":"https:\/\/www.koraykey.com\/index.php?rest_route=\/wp\/v2\/posts\/3621","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.koraykey.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.koraykey.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.koraykey.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.koraykey.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3621"}],"version-history":[{"count":0,"href":"https:\/\/www.koraykey.com\/index.php?rest_route=\/wp\/v2\/posts\/3621\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.koraykey.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.koraykey.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.koraykey.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}