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Published byDerek Flowers Modified over 9 years ago
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© 2007 IBM Corporation IBM Global Engineering Solutions IBM Blue Gene/P Software Overview
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IBM Blue Gene/P System Administration BGPMaster mcServer Midplane Management Control System (MMCS) mpirund Blue Gene Navigator Server Real-time Server
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IBM Blue Gene/P System Administration mcServer mcServer is a wrapper around the Machine Controller (mc). Machine controller is a library of functions providing low level control system access to the hardware. mcServer provides a server and ports to connect to. Arbitrates and controls access to the hardware to prevent simultaneous conflicts. Also provides event handling.
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IBM Blue Gene/P System Administration mcServer Layer
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IBM Blue Gene/P System Administration Midplane Management Control System (MMCS) High level control system MMCS server runs on the service node Used to configure and allocate blocks Can be accessed directly using the MMCS console (mmcs_db_console), Blue Gene Navigator or various scheduler programs (using APIs). Also provides polling service for the Environmental Monitor.
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IBM Blue Gene/P System Administration mpirund General purpose job launcher Listens on port 9874 for incoming requests.
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IBM Blue Gene/P System Administration Blue Gene Navigator Server Full featured web based administration tool. Can be used by end users and administrators. The navigator_server process powers the Navigator pages. Navigator is access via HTTPS on port 32072: https://mybluegenep:32072/BlueGeneNavigator https://mybluegenep:32072/BlueGeneNavigator
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IBM Blue Gene/P System Administration Real-time Server Provides schedulers with changes to the database as events occur Used with applications By default it isn’t started.
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IBM Blue Gene/P System Administration BGPMaster Control To start: bgpmaster start bgpmaster restart To see status: bgpmaster status To stop: bgpmaster stop Can also be mostly performed from Navigator.
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IBM Blue Gene/P System Administration Operating Systems Service Node and Front End Node SUSE Linux Enterprise Server (SLES) IO Node LINUX with a reduced shell available Compute Node CNK – Compute Node Kernel (LINUX like)
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