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On 10/21/2011 11:16 AM, Rich Braun wrote: > Jerry Feldman asked: >> But, I don't have any ACPI support: /proc/acip/thermal_zone is empty. >> I'm looking for a quick and dirty way to check to see if the unit temps are >> ok since this system is our Oracle server. > My experience on this topic has been woeful. Support for sensors is not > standardized and remains very much dependent on which CPU and which > motherboard you have. Most distros support a package "sensors" (sometimes > named "lm-sensors") to provide the command-line tool, but once you have that > then you need something else (in my case, a cobbled-together home-brew script) > to feed it into anything from Nagios to Cacti to munin to a simple > email-when-it-gets-hot script. > > Example on one of my own servers (a Core I5-760). Absolutely no luck getting > lm-sensors working: > > # ls /proc/acpi/thermal_zone/ > # sensors > No sensors found! > Make sure you loaded all the kernel drivers you need. > Try sensors-detect to find out which these are. > # sensors-detect > # sensors-detect revision 5818 (2010-01-18 17:22:07 +0100) > ... > Now follows a summary of the probes I have just done. > Just press ENTER to continue: > > Driver `it87': > * ISA bus, address 0x290 > Chip `ITE IT8720F Super IO Sensors' (confidence: 9) > > Do you want to overwrite /etc/sysconfig/lm_sensors? (YES/no): > # modprobe i2c-dev > # sensors > No sensors found! > --- > > But on a newer Core I5-2500K, it all works fine: > > # sensors > coretemp-isa-0000 > Adapter: ISA adapter > Core 0: +37.0?C (high = +80.0?C, crit = +98.0?C) > ... > Core 3: +35.0?C (high = +80.0?C, crit = +98.0?C) > > So, alas, I find myself just tossing out motherboards that don't cooperate (if > the machine is mission-critical). Not sure how to determine prior to buying > one whether it will. This is an old Supermicro board with 2 older Xeon dual core chips. -- Jerry Feldman <gaf at blu.org> Boston Linux and Unix PGP key id:3BC1EB90 PGP Key fingerprint: 49E2 C52A FC5A A31F 8D66 C0AF 7CEA 30FC 3BC1 EB90
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