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Updated Directories and Files (markdown)

Chris Lu 2018-08-23 00:57:10 -07:00
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Directories-and-Files.md

@ -45,7 +45,8 @@ visit "http://localhost:8888/path/to/sources/?lastFileName=abc.txt&limit=50"
## Architecture ## Architecture
Filer has a persistent client connecting to Master, to know the locations of all volumes. Filer has a persistent client connecting to Master, to get the location updates of all volumes.
There are no network round trip to lookup the volume id location.
For file reads: For file reads:
1. Filer lookup metadata from Filer Store, which can be Cassandra/Mysql/Postgres/Redis/LevelDB. 1. Filer lookup metadata from Filer Store, which can be Cassandra/Mysql/Postgres/Redis/LevelDB.