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- Get a serial-over-lan console on rcXX: ipmitool -I lanplus -H rcXXipmi -U ADMIN -a sol activate
- Get the power status: ipmitool -I lanplus -H rcXXipmi -U ADMIN chassis status
- Reboot a machine: ipmitool -I lanplus -H rcXXipmi -U ADMIN power reset
- Force PXE boot on the next boot only: ipmitool -I lanplus -H rcXXipmi -U ADMIN chassis booted pxebootdev pxe
(This will cause the machine to reinstall all its software on the next boot) - Reboot the IPMI card: ipmitool -I lanplus -H rcXXipmi -U ADMIN mc reset cold
- Get sensor output: ipmitool -I lanplus -H rcXXipmi -U ADMIN sdr list
- Get the error log: ipmitool -I lanplus -H rcXXipmi -U ADMIN sel elist
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ipmitool will ask for a password for user ADMIN in all cases. You can avoid this by putting it in a 0600 file and using the -f flag, or passing it on the command line (-P; not super-secure, but our environment is pretty trusted), or putting it in your environment (see the man page).
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ipmitw
ipmitool is a bit of a pain to use (lots of arguments, can't specify everything in environment variables or ~/.ipmitool config files, etc, only operates on one machine at a time). That's why I threw together ipmitw (ipmi tool wrap) to simplify things. You can download it here.
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What's the ipmi password?
Ask Steve Rumble. Or, ask John (it's in ~ouster/ipmiPassword).