This link has been bookmarked by 222 people . It was first bookmarked on 02 Mar 2006, by Joel Liu.
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Alex Yakovlev"MogileFS is our open source distributed filesystem. Its properties and features include:
* Application level -- no special kernel modules required.
* No single point of failure -- all three components of a MogileFS setup (storage nodes, trackers, and the tracker's database(s)) can be run on multiple machines, so there's no single point of failure. (you can run trackers on the same machines as storage nodes, too, so you don't need 4 machines...) A minimum of 2 machines is recommended.
* Automatic file replication -- files, based on their "class", are automatically replicated between enough different storage nodes as to satisfy the minimum replica count as requested by their class. For instance, for a photo hosting site you can make original JPEGs have a minimum replica count of 3, but thumbnails and scaled versions only have a replica count of 1 or 2. If you lose the only copy of a thumbnail, the application can just rebuild it. In this way, MogileFS (without RAID) can save money on disks that would otherwise be storing multiple copies of data unnecessarily.
* "Better than RAID" -- in a non-SAN RAID setup, the disks are redundant, but the host isn't. If you lose the entire machine, the files are inaccessible. MogileFS replicates the files between devices which are on different hosts, so files are always available.
* Flat Namespace -- Files are identified by named keys in a flat, global namespace. You can create as many namespaces as you'd like, so multiple applications with potentially conflicting keys can run on the same MogileFS installation.
* Shared-Nothing -- MogileFS doesn't depend on a pricey SAN with shared disks. Every machine maintains its own local disks.
* No RAID required -- Local disks on MogileFS storage nodes can be in a RAID, or not. It's cheaper not to, as RAID doesn't buy you any safety that MogileFS doesn't already provide.
* Local filesystem agnostic -- Local disks on MogileFS storage nodes can be formatted with your filesystem of choice (ext3, XFS, etc..). Moopensource linux file system distributed cluster software storage
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MogileFS
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open source
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distributed filesystem
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- POSIX Compliant
MogileFS is not:
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Bez ThomasMogileFS is our open source distributed filesystem.
filesystem distributed storage linux opensource cluster software
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T BMogileFS used by Last.fm for their streaming servers. It is an open-source distributed file system, which is a little bit like a software RAID system.
MogileFS is our open source distributed filesystem. Its properties and features include:
* Application level -- no special kernel modules required.
* No single point of failure -- all three components of a MogileFS setup (storage nodes, trackers, and the tracker's database(s)) can be run on multiple machines, so there's no single point of failure. (you can run trackers on the same machines as storage nodes, too, so you don't need 4 machines...) A minimum of 2 machines is recommended.
* Automatic file replication -- files, based on their "class", are automatically replicated between enough different storage nodes as to satisfy the minimum replica count as requested by their class. For instance, for a photo hosting site you can make original JPEGs have a minimum replica count of 3, but thumbnails and scaled versions only have a replica count of 1 or 2. If you lose the only copy of a thumbnail, the application can just rebuild it. In this way, MogileFS (without RAID) can save money on disks that would otherwise be storing multiple copies of data unnecessarily.
* "Better than RAID" -- in a non-SAN RAID setup, the disks are redundant, but the host isn't. If you lose the entire machine, the files are inaccessible. MogileFS replicates the files between devices which are on different hosts, so files are always available.
* Flat Namespace -- Files are identified by named keys in a flat, global namespace. You can create as many namespaces as you'd like, so multiple applications with potentially conflicting keys can run on the same MogileFS installation.
* Shared-Nothing -- MogileFS doesn't depend on a pricey SAN with shared disks. Every machine maintains its own local disks.
* No RAID required -- Local disks on MogileFS storage nodes can be in a RAID, or not. It's cheaper not to, as RAID doesn't buy you any safety that MogileFS doesn't already pfilesystem distributed linux storage mogilefs software cluster last.fm
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scmoralMogileFS is our open source distributed filesystem. Its properties and features include:
filesystem distributed storage linux cluster scalability hadoop
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all three components of a MogileFS setup
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Automatic file replication
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their class. For instance, for a photo hosting site you can make original JPEGs have a minimum replica count of 3, but thumbnails and scaled versions only have a replica count of 1 or 2. If you lose the only copy of a thumbnail, the application can just rebuild it. In this way, MogileFS (without RAID) can save money on disks that would otherwise be storing multiple copies of data unnecessarily.
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rawwell""Better than RAID" -- in a non-SAN RAID setup, the disks are redundant, but the host isn't. If you lose the entire machine, the files are inaccessible. MogileFS replicates the files between devices which are on different hosts, so files are always availa
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Pierre Laccording to @otisg , better than Hadoop for a distributed filesystem.
web database server cluster storage linux architecture file system distributed scalability filesystem
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cezarmMogileFS is our open source distributed filesystem.
opensource software sysadmin linux storage distributed cluster perl mogilefs filesystem viaDelicious
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Di CiMogileFS is our open source distributed filesystem.
filesystem distributed storage linux software opensource cluster lang_en
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MogileFS is our open source distributed filesystem
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Eamonn O'Brien-StrainThe distributed file system originally developed for LiveJournal.
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Stanton TetersAn open source distributed filesystem.
open-source backup software-architecture hosting development filesystem performance delicious-import
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Hendy IrawanMogileFS is our open source distributed filesystem. Its properties and features include:
* Application level -- no special kernel modules required.
* No single point of failure -- all three components of a MogileFS setup (storage nodes, trackers,admin application architecture archive article code backup computer software perl cluster storage distributed filesystem opensource linux
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MogileFS is our open source distributed filesystem.
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