Changes between Version 41 and Version 42 of External_Supercomputing_Notes
- Timestamp:
- May 16, 2014, 5:30:01 PM (12 years ago)
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External_Supercomputing_Notes
v41 v42 48 48 49 49 * Box 3-5: Exec 50 Once the prepare is finished, pantasks can launch an exec script [3]50 Once the prepare is finished, pantasks can launch an exec script (box 3) 51 51 via the ssh link that feeds that data through to "mu-fe", the Mustang 52 front-end computer. This launches the transfer tool on mu-fe [4],52 front-end computer. This launches the transfer tool on mu-fe (box 4), 53 53 which in turn connects via ssh and tar to the IPP storage accessible 54 54 from ippc2X. Once all required data has been downloaded to the 55 55 scratch disk at LANL, the job resource requiest is submitted to the 56 MOAB scheduler [5].56 MOAB scheduler (box 5). 57 57 58 58 * Box 6-7: Poll … … 60 60 After some amount of time (currently one hour after the GPC1 database 61 61 entry for the remoteRun was last updated), pantasks launches a poll 62 command over the ssh link to mu-fe [6]. If the job has completed, the62 command over the ssh link to mu-fe (box 6). If the job has completed, the 63 63 filelists calculated in the prepare step are used to pass back any 64 permanent data to the IPP storage nodes [7]. Included in this are the64 permanent data to the IPP storage nodes (box 7). Included in this are the 65 65 dbinfo files, which contain the update commands necessary to update 66 66 the GPC1 database, and these are executed by the poll command before
