Archive for category: Storage

SSD + ZFS/bcache/EnhanceIO + SCST = Hybrid Storage Array?

SSD + ZFS/bcache/EnhanceIO + SCST = Hybrid Storage Array?

A few months ago, while “window” shopping at Ebay, I came across something that I thought to be an unbelievable deal. I found a Fusion-IO ioDrive Duo 640GB MLC PCI-E SSD for the crazy low price of.. well on second thought, maybe disclosing the price isn’t such a good idea. […]

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Linux as an Open Storage Server

There are two “things” that I often have to give some credit to for helping me out over the years. One is Google, where I’ll unashamedly say that 1/4 of my brain is stored. The other is the Open Source software community. The OSS community deserves a shout out because […]

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Sharing Virtual Disks Between XenServer/XCP VMs

Update 2013-03-11: A reader was kind enough to inform me that sharing wasn’t working for him. I looked into it and indeed it was no longer working. I opened an issue with the xapi developers over at github and it seems that some changes went into xapi between releases and […]

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Scaling out Enterprise NAS

Scaling out Enterprise NAS

A couple of months ago, I finally made time to sit down and play with one of the most powerful features of Samba: clustering and high availability through CTDB. CTDB stands for Clustered Trivial DataBase. The TDB is a lightweight database used by Samba to store different types of persistent […]

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