How To Build A Scalable Storage System with OSS at TLUG Meeting 2008/09/13
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Sep. 13, 2008•0 likes•2,065 views
How To Build A Scalable Storage System with OSS at TLUG Meeting 2008/09/13
Sep. 13, 2008•0 likes•2,065 views
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How To Build A Scalable Storage System with OSS at TLUG Meeting 2008/09/13
- 1. TLUG Meeting 2008/09/13 Gosuke Miyashita
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- 8. CLVM clvmd distributes metadata among cluster nodes Logical volumes presented to each cluster node Logical volume on shared storage LVM2 Metadata clvmd LVM2 Metadata clvmd LVM2 Metadata clvmd
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- 10. GNBD TCP/IP network GNBD client GNBD client GNBD client GNBD Server Exported block device
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- 12. GFS2 These nodes can access to the GFS2 file system simultaneously GNBD Server GFS2 GNBD client cman GNBD client cman GNBD client cman
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- 14. DRBD Replication Server Block Device Server Block Device
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- 16. DM-MP with SAN storage /dev/sda1 /dev/sdb1 Seen as one device /dev/mapper/mpath0 active/passive or active/active Node HBA1 HBA2 SAN swtich 1 SAN swtich 2 Storage CNTRLR1 CNTRLR2
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- 18. A scalable storage system /dev/VG0/LV0 (CLVM) mount /dev/VG0/LV0 /mnt cman GNBD cman GNBD GNBD Server GFS2 GNBD Server GFS2 Replication (DRBD) /dev/mapper/mpath0 (DM-MP) /dev/gnbd0 /dev/gnbd1 GNBD Server GFS2 GNBD Server GFS2 Replication (DRBD) /dev/mapper/mpath1 (DM-MP) /dev/gnbd2 /dev/gnbd3
- 19. How to extend /dev/VG0/LV0 (CLVM) mount /dev/VG0/LV0 /mnt cman GNBD cman GNBD GNBD Server GFS2 GNBD Server GFS2 /dev/mapper/mpath0 /dev/gnbd0 /dev/gnbd1 GNBD Server GFS2 GNBD Server GFS2 /dev/mapper/mpath1 /dev/gnbd2 /dev/gnbd3 GNBD Server GFS2 GNBD Server GFS2 /dev/mapper/mpath2 /dev/gnbd4 /dev/gnbd5
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