Linux上のOracle Real Application Clustersの記憶領域オプション

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1 Linux Oracle Real Application Clusters

2 RAC Automatic Storage Management ASM... 4 ASM Oracle... 5 ASM... 6 Oracle Cluster File System... 6 OCFS Oracle RAW... 7 RAW Oracle Network Attached Storage NAS... 9 NAS Oracle Linux Oracle Real Application Clusters 2

3 RAC Oracle Real Application Clusters RAC Oracle 1 RAC RAC Linux Oracle Cluster Ready Services CRS Linux Oracle RAC DBA Oracle Real Application Clusters Oracle Real Application Clusters 10g Linux Automatic Storage Management ASM Oracle Cluster File System OCFS RAW Network Attached Storage NAS 1 REDO SPFILE Oracle Cluster Registry OCR CRS : NAS RAC CRS Oracle CRS Oracle Cluster Registry OCR RAC Cluster Ready Services CRS Linux Oracle Real Application Clusters 3

4 CRS 2 Automatic Storage Management ASM Oracle Database 10g Automatic Storage Management ASM DBA ASM ASM ASM Oracle ASM ASM Library Driver ASMLib ASM I/O Linux ASM ASM ASM Linux Oracle Real Application Clusters 4

5 ASM REDO REDO Recovery Manager RMAN RMAN ASM Oracle RAC ASM Oracle Cluster Registry OCR CRS Oracle ASM Oracle ASM ASM Oracle Real Application Clusters OUI DBCA ASM OUI DBCA Linux /dev/raw/* : ASMLib DBCA ORCL:* DBCA ASM 1. DATA 2. ASM 3 2 Linux Oracle Real Application Clusters 5

6 ASM RAID ASM 5. ASM +ASM Oracle Cluster File System Oracle Cluster File System OCFS RAC OCFS Oracle OCFS 1 32 RAW OCFS OCFS 1.0.x CRS Oracle OCFS Red Hat Enterprise Linux 2.1 x86 Itanium Red Hat Enterprise Linux 3 x86 Itanium x86_64 MIRACLE LINUX V2.1/3.0 OCFS RAC Linux OCFS Web I/O O_DIRECT OCFS RAW Red Hat Enterprise Linux 2.1 I/O Oracle Linux Oracle O_DIRECT OCFS GUI ocfstool OCFS Linux Oracle Real Application Clusters 6

7 OCFS Oracle OCFS Oracle OCFS RAC OCFS OUI File System DBCA Clustered File System CRS OCFS Oracle CRS OCR OCFS OCFS OSS Web : Oracle9i Database Release 2 OCFS NAS DBCA OUI DBCA $ dbca -datafiledestination directry_path OCFS OCFS RAW 255 RAW OCFS OCFS RAW 5% 2% OCFS 1 Oracle OCFS RAW RAW RAW RAW RAW Oracle RAW Linux Oracle Real Application Clusters 7

8 1. CRS 2. RAW 3. RAW 4. RAW 5. RAW Oracle Real Application Clusters RAW RAW Oracle RAW $ dd if=/dev/raw/rawl of=/tmp/rawl. txt bs=1024 count=1 RAW Oracle RAC RAW 1. RAW RAW system=/dev/raw/raw1 sysaux=/dev/raw/raw2... Oracle Real Application Clusters Installation and Configuration Guide 2. OUI DBCA RAW Devices RAW : OUI DBCA_RAW_CONFIG CRS RAW Oracle CRS OCR RAW Linux Oracle Real Application Clusters 8

9 RAW RAW RAW I/O RAW Linux RAW 255 /dev/raw/raw1 /dev/raw/raw255 Linux 128 RAW SCI 15 IDE 63 Network Attached Storage NAS : Oracle NAS NAS Oracle NAS CRS Oracle Cluster Registry OCR CRS REDO SPFILE RAC NFS NFS NFS /etc/fstab filer:/vol/pafiler/install/rac/netapp1 nfs rw, be, hard, intr, vers=3, tcp, rsize=32758, wsize=32768, noac RAC rw, fg, hard, intr, vers=3, tcp, rsize=32768, wsize=32768, noac Linux Oracle Real Application Clusters 9

10 noac fg NFS tcp TCP hard nointr NFS SHUTDOWN ABORT NAS Oracle NAS Web NAS Oracle Oracle RAC CRS Oracle NAS 1 Oracle RAC NAS OUI File System DBCA Clustered File System CRS NAS Oracle CRS OCR NAS NAS NAS Web linux_x86.html NAS Linux Oracle Real Application Clusters 10

11 Linux Oracle Real Application Clusters : Umadevi Byrappa : Kevin Flood Oracle Corporation World Headquarters 500 Oracle Parkway Redwood Shores, CA U.S.A. : : : Copyright 2005, Oracle. All rights reserved. Oracle Oracle Corporation

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