New answers tagged hardware
It was a kernel bug. For this version of the kernel, a line in the radeon KMS drivers needs to be tweaked and the kernel rebuilt. Most of this is moot, though, because it is fixed in newer kernel versions.
The following tool can be helpful for decoding edid info: http://cgit.freedesktop.org/xorg/app/edid-decode
You usually have a button or switch on your wifi adapter which can be used to forcibly stop the signal. There is nothing you can do in software to change that, only observe it (but note that there are some drivers which do not observe it correctly, and always generate one result); you need to press the button or flip the switch.
There is probably no way to stop the CPU fan from software, especially if you use an old computer. If you really want to stop the fan, you should probably just open the computer and detach the cable connecting the fan to the motherboard. At next reboot your BIOS may complain that the fan is not working (it does so in order to protect the CPU from ...
I use the ommail module in rsyslog. Configuration is straightforward, you can use multiple smtp servers for sending your alert emails (as a failover): $template mailSubject,"EMERGENCY:" $template mailBody," %$NOW% %timereported:8:15% %programname%: %msg%\n" $ActionMailSMTPServer mail1.example.com $ActionMailFrom ...
I use logcheck to scan my log files. It scans new entries once an hour and emails me any unknown lines as well as known lines which are classified inclusion in the report. There are also tools which will watch your log files and email you when they certain content.
if you are not able to ping then there few things you could check before restarting the interface: resolv.conf: make sure you are pinging to IP as well as hostname. ping to gateway or any host within the same subnet to make sure there is no issue there. please note that sometime gateway ping is block so ping to an address that you are sure it is not ...
For starters you can use the tool ethtool to run your NIC's self tests. excerpt from man page ethtool -t|--test DEVNAME Execute adapter self test Example $ sudo ethtool -t eth0 The test result is PASS The test extra info: Register test (offline) 0 Eeprom test (offline) 0 Interrupt test (offline) 0 Loopback test (offline) 0 Link ...
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