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diff --git a/lib/stonith/README b/lib/stonith/README new file mode 100644 index 0000000..6b98ef9 --- /dev/null +++ b/lib/stonith/README @@ -0,0 +1,31 @@ +The STONITH module (a.k.a. STOMITH) provides an extensible interface +for remotely powering down a node in the cluster. The idea is quite simple: +When the software running on one machine wants to make sure another +machine in the cluster is not using a resource, pull the plug on the other +machine. It's simple and reliable, albiet admittedly brutal. + +Here's an example command line invocation used to power off a machine +named 'nodeb'. The parameters are dependent on the type of device you +are using for this capability. + +stonith -t rps10 -p "/dev/ttyS5 nodeb 0 " nodeb + +Currently supported devices: + + apcsmart: APCSmart (tested with 2 old 900XLI) + baytech: Baytech RPC5 + meatware: Alerts an operator to manually turn off a device. + nw_rpc100s: Micro Energetics Night/Ware RPC100S + rps10: Western Telematics RPS10 + vacm_stonith: VA Linux Cluster Manager (see README.vacm) + + +To see the parameter syntax for a module, run the 'stonith' command and omit the +-p parameter. For example: + +$ /usr/sbin/stonith -t rps10 test + +stonith: Invalid config file for rps10 device. +stonith: Config file syntax: <serial_device> <node> <outlet> [ <node> <outlet> [...] ] +All tokens are white-space delimited. +Blank lines and lines beginning with # are ignored |