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Changes between Version 44 and Version 45 of External_Supercomputing_Notes


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Timestamp:
Jul 2, 2014, 4:11:28 PM (12 years ago)
Author:
watersc1
Comment:

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  • External_Supercomputing_Notes

    v44 v45  
     1== 2014-07-02 ==
     2
     3The preliminary maintenance script is:
     4
     5 1. Log in as ipplanl user on main node (currently ippc11).
     6 2. Check status of ssh control master connection: {{{./lanl_control_tool.pl}}}  If the connection is down, skip to #5.
     7 3. Stop network active pantasks tasks: (this needs to have a control script) {{{remote.poll.off; remote.exec.off}}}.  Wait for outstanding *.run jobs to terminate.  This may take a long time.
     8 4. Terminate the running master connection: {{{./lanl_control_tool.pl stop}}}.
     9 5. Confirm that the correct .ssh/config file will be read: {{{./lanl_switch_users.pl <lanl_username>}}}
     10 6. Reinitialize master connection: {{{./lanl_control_tool.pl start}}}.  Enter password at prompt.  This will start the connection, and then push it into the background, returning control of the terminal.
     11 7. Restart network active pantasks tasks:  {{{remote.poll.on; remote.exec.on}}}
     12 8. Revert any paused jobs: {{{remotetool -dbname gpc1 -revertauth -label <PV3_processing_label>}}}
     13
    114== 2014-06-09 ==
    215