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| learn:bigdata:fsimage [2014/08/07 17:21] – yehuda | learn:bigdata:fsimage [2022/01/03 16:03] (current) – external edit 127.0.0.1 | ||
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| see [[Name node]] and [[Secondary name node]] | see [[Name node]] and [[Secondary name node]] | ||
| - | fsImage is file that can loaded to RAM that contains mapping of [[Data blocks]] on [[Data node|Data nodes]] | + | [[fsImage]] is file that can loaded to RAM that contains mapping of [[Data blocks]] on [[Data node|Data nodes]] |
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| + | ===== Structure ===== | ||
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| + | * Snapshot of entire file system | ||
| + | * Tracks all the files | ||
| + | * Tracks Replication value - can be configured by [[Replication factor]] | ||
