MARS Replicating Petabytes
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Metadata Propagation (2)<br />
symlink tree = key->value store<br />
Originator context encoded in key<br />
/mars/resource-mydata/sizehostA<br />
-> 1000<br />
/mars/resource-mydata/sizehostA<br />
-> oldvalue<br />
Host B<br />
(secondary)<br />
Host A<br />
(primary)<br />
Anyone knows anything about others<br />
But later<br />
Host C<br />
(secondary)<br />
/mars/resource-mydata/sizehostA<br />
-> oldvalue<br />
<strong>MARS</strong> Presentation by Thomas Schöbel-Theuer
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