Re: semantics of cluster-wide communication objects
"Aneesh Kumar" <[email protected]>
| Newsgroups | gmane.linux.cluster.ssic.user |
|---|---|
| Message-ID | <[email protected]> |
On 1/24/07, Aleksander Korzynski <[email protected]> wrote: > Hi, > > What are the semantics of accessing a remote communication object, such > as a message queue or an anonymous pipe, in OpenSSI? In other words, is > there a cache and are its coherency properties relaxed or is it > single-site semantics? > > In other words, is there a window of time after one process writes to > the communication object when processes reading it get old data? > > In particular, is it the same if the read or write operation is > interrupted by a signal? > > Regards, > AK > It is coherent. That means there is no window of time. If you are interseted in the code you should look at name server and token server code in the openssi kernel. -aneesh ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV