[Openstack] Fw: how the replicator in swift replicate a good copy

pragya jain prag_2648 at yahoo.co.in
Wed Dec 25 07:33:54 UTC 2013


hello all,

Please reply my question.
Please help.
------

Pragya Jain




On Tuesday, 24 December 2013 3:25 PM, pragya jain <prag_2648 at yahoo.co.in> wrote:
 
as said in many documents, A hash file is created for each partition which contains hashes of each directory in the partition. Replicator continuously examines each partition. Each of three hash file are compared. If hashes are different, Directory that need to be replicated is copied over.
>
>My question is:
>
> - what is the mean of directory here? Is directory representing account database,container databese and objects?
> - If there is any fault or difference found while comparing the hashes, What is copied over - the whole partition or the particular directory whose hash is different?
>
>Please help me to make it clear.
>----
>Thanks in advance
>
>Pragya jain
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