Local Caching For Network Filesystems

“‘These patches add local caching for network filesystems such
as NFS,’ began David Howells describing an updated set of
thirty-seven patches to introduce FS-Cache. When asked how the
patches affect performance, he noted that this was dependent on the
use case, highlighting issues when dealing with lots of metadata,
‘getting metadata from the local disk fs is slower than pulling it
across an unshared gigabit ethernet from a server that already has
it in memory…”

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