opadisablehosts
(Linux) Searches for a set of hosts in the fabric and
disables their corresponding switch port.
opadisablehosts [-h hfi] [-p port] reason
host ...
- --help
- Produces full help text.
- -h hfi
- Specifies the HFI, numbered 1..n. Using 0 specifies that the -p
port port is a system-wide port number. Default is 0.
- -p port
- Specifies the port, numbered 1..n. Using 0 specifies the first active
port. Default is 0.
- reason
- Specifies the text describing the reason hosts are being disabled.
reason is saved in the reason field of the output file.
- Information about the links disabled is written to a CSV file. By default,
this file is named /etc/opa/disabled:hfi:port.csv where the hfi:port part
of the file name is replaced by the HFI number and the port number being
operated on (such as 1:1 or 2:1). This CSV file can be used as input to
opaenableports.
- The list is of the form: NodeGUID;PortNum;NodeType;NodeDesc;NodeGUID;
PortNum;NodeType;NodeDesc;Reason For each listed link, the switch port
closer to this is the one that has been disabled.
- host ...
- Defines one or more hosts that are affected by the reason.
- -h 0
- First active port in system (Default).
- -h 0 -p 0
- First active port in system.
- -h x
- First active port on HFI x.
- -h x -p 0
- First active port on HFI x.
- -h 0 -p y
- Port y within system (no matter which ports are active).
- -h x -p
y
- HFI x, port y.
opadisablehosts 'bad DRAM' compute001 compute045
opadisablehosts -h 1 -p 2 'crashed' compute001 compute045