Category Archives: BlockStorage

ZFS – Dedup/Compression is the core

*Introduction https://pthree.org/2012/04/17/install-zfs-on-debian-gnulinux/ 1) RAID-Z1 is similar to RAID 5 (allows one disk to fail), RAID-Z2 is similar to RAID 6 (allows two disks to fail) and RAID-Z3 (allows three disks to fail). The need for RAID-Z3 arose recently because RAID … Continue reading

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Glusterfs – Simplicity is the Key !!

** GlusterFS *GlusterFS is a powerful cluster filesystem written in user space which uses FUSE to hook itself with VFS layer. *Filesystem in Userspace (FUSE) lets non-privileged users create their own file systems without editing kernel code. User run file … Continue reading

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OpenStack Cinder with SolidFire (NextGen Scale-Out Storage)

    Why I like SolidFire 1) 100% flash 2) Fine-grain Quality of Service (min, max, burst) 3) Adjust resources on the fly, Linear resource scalability 4) Automatic load balancing 5)  Global deduplication and compression. Thin Provisioning. 6) 100% REST-based API driven 7) Extremely low power consumption 8) Performance … Continue reading

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Ceph (A Distributed Object Store)

1.Basic Ceph cluster installation 1.1Prerequisites for Ceph cluster Basic installation includes 5 nodes. 2 For OSDs, 1 for monitor 1 for Ceph admin and last for ceph client. In case Nodes are behind Http Proxy. We need to add below … Continue reading

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