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LCA day 2

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Bit of a quiet day today, the highlight was probably the presentations on btrfs and xfs. Btrfs has been developing nicely, and Avi Miller got up to spruik some of the newer features of the filesystem. A bit like ZFS (which isn’t compatible with Linux licensing terms), it pulls in a lot of smarts that are usually the domain of your RAID controller/subsystem. This means more flexibility in how you handle your data, but a lot of new complexity too. It’s exciting stuff, but we’ll be waiting a bit longer to consider it robust enough to use in production. We’d kill for the integrated snapshotting (great for backups) and data integrity checking (store CRCs with your data) features. Meanwhile, XFS reports steady progress and positions itself as the filesystem of…

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