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essential_quick_start_data_analytics_systems [2021/05/19 16:02]
brandonm [The Case:] northerner board -> the motherboard
essential_quick_start_data_analytics_systems [2021/05/19 16:03] (current)
brandonm [Worker Nodes:] Word fix
Line 24: Line 24:
 The worker nodes are on blades that are behind the bezel. Blades are removed by turning off the blade power (see below), removing the cables, unscrewing the captive bolts (top and bottom), and pulling the blade out using the captive bolts. The blade positions are unique (the same blade must always be placed in the same slot, due to DHCP booting (HPC systems) or the attached HDFS drives (Hadoop systems)).  The blades have a number on the small power-supply on the back of the board. The worker nodes are on blades that are behind the bezel. Blades are removed by turning off the blade power (see below), removing the cables, unscrewing the captive bolts (top and bottom), and pulling the blade out using the captive bolts. The blade positions are unique (the same blade must always be placed in the same slot, due to DHCP booting (HPC systems) or the attached HDFS drives (Hadoop systems)).  The blades have a number on the small power-supply on the back of the board.
  
-Node names begin with "n0" and continue to the total number of workers in the system. Typically, this is ''n0, n1, n2''. Looking at the front of the system with the bezel off, node ''n0'' is in the right most position. node ''n1'' is in the middle, and node ''n2'' is in the left most position and can be seen when the through the door.+Node names begin with "n0" and continue to the total number of workers in the system. Typically, this is ''n0, n1, n2''. Looking at the front of the system with the bezel off, node ''n0'' is in the right most position. node ''n1'' is in the middle, and node ''n2'' is in the left most position and can be seen when looking through the door.
  
 ====Networking: ==== ====Networking: ====
essential_quick_start_data_analytics_systems.1621440166.txt.gz ยท Last modified: 2021/05/19 16:02 by brandonm