[Swift-commit] r6217 - trunk/docs/userguide
ketan at ci.uchicago.edu
ketan at ci.uchicago.edu
Sat Feb 2 19:33:40 CST 2013
Author: ketan
Date: 2013-02-02 19:33:40 -0600 (Sat, 02 Feb 2013)
New Revision: 6217
Modified:
trunk/docs/userguide/coasters
Log:
starting to fix coasters desc
Modified: trunk/docs/userguide/coasters
===================================================================
--- trunk/docs/userguide/coasters 2013-02-03 01:20:52 UTC (rev 6216)
+++ trunk/docs/userguide/coasters 2013-02-03 01:33:40 UTC (rev 6217)
@@ -7,17 +7,17 @@
order of a few kilobytes) for which other grid protocols such as GRAM
and GridFTP are poorly suited.
-The coaster mechanism submits a head job using some other execution
+The coaster mechanism submits a pilot job using some other execution
mechanism such as GRAM, and for each worker node that will be used in a
remote cluster, it submits a worker job, again using some other
execution mechanism such as GRAM. Details on the design of the coaster
mechanism can be found here. <http://wiki.cogkit.org/wiki/Coasters>
-The head job manages file transfers and the dispatch of execution jobs
+The pilot job manages file transfers and the dispatch of execution jobs
to workers. Much of the overhead associated with other grid protocols
(such as authentication and authorization, and allocation of worker
nodes by the site's local resource manager) is reduced, because that
-overhead is associated with the allocation of a coaster head or coaster
+overhead is associated with the allocation of a coaster pilot or coaster
worker, rather than with every Swift-level procedure invocation;
potentially hundreds or thousands of Swift-level procedure invocations
can be run through a single worker.
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