16.3.2 Resource Traces

Resource traces fully describe all scheduling relevant aspects of a batch system's compute resources. In most cases, each resource trace describes a single compute node providing information about configured resources, node location, supported classes and queues, and so forth. Each resource trace consists of a single line composed of 21 white space delimited fields. Each field is described in detail in the following table:

Field Name Field Index Data Format Default Value Details
1 COMPUTENODE COMPUTENODE Currently the only legal value is COMPUTENODE.
2 AVAILABLE, DEFINED, or DRAINED - When AVAILABLE, DEFINED, or DRAINED is specified, node will start in the state Idle, Down, or Drained respectively.

NoteNode state can be modified using the mnodectl command.

3 <EPOCHTIME> 1 Time event occurred. (Currently ignored.)
4 <STRING> N/A For COMPUTENODE resources, this should be the name of the node.
5 <STRING> - Name of resource manager with which resource is associated.
6 <INTEGER> 1 Amount of virtual memory (in MB) configured on node.
7 <INTEGER> 1 Amount of real memory (in MB) configured on node (RAM).
8 <INTEGER> 1 Amount of local disk (in MB) on node available to batch jobs.
9 <INTEGER> 1 Number of processors configured on node.
10 <INTEGER> 1 Number of rack containing node.
11 <INTEGER> 1 Number of first frame slot used by node (SP2 only).
12 <INTEGER> 1 Number of frame slots used by node (SP2 only).
13 <STRING> - Node operating system.
14 <STRING> - Node architecture.
15 <STRING> - Square bracket-delimited list of node features/attributes. For example:
  • amd
  • s1200
16 <STRING> [batch:1] Square bracket-delimited list of CLASSNAME:CLASSCOUNT pairs.
17 <STRING> - Square bracket-delimited list of configured network adapters. For example:
  • atm
  • fddi
  • ethernet
18 <DOUBLE> 1.0 Relative machine speed value.
19 <STRING> -  
20 <STRING> -  
21 <STRING> -  
Note If no applicable value is specified, the exact string - should be entered.

Sample Resource Trace:

COMPUTENODE AVAILABLE 0 cluster008 PBS1 423132 256 7140 2 -1 -1 1 LINUX62 AthlonK7 [s950][compute]  [batch:2]  [ethernet][atm] 1.67  -  -  -

See Also

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