Questions tagged [kernel-messages]

7 questions
4
votes
2 answers

`cat /proc/kmsg` outputs broken text

cat /proc/kmsg is convenient way to follow kernel messages. But the output is unreliable. Example: < eoyfl-o-ilF ilaltssI hwflssesJ a hwbctaealatv-psL hwmmr-sg()nc-l-TtssN oeOfso-eitr()so-l-iesQ na ycso-aksae()Umutfref()so-lce-ak()Wiet_e_yr…
Vi.
  • 17,755
4
votes
3 answers

Pipe kernel messages to another process as they occur

I have an OLED screen on my laptop that I have configured to show status information. The current driver I have installed in Linux for it is able to display messages by sending them to a script as an argument separated by spaces. Example: the…
TuxRug
  • 1,827
2
votes
1 answer

External drive causes spotlight and indexing errors

I'm having issues with an external drive. My computer is a new Macbook Air running Lion. I had an external drive hooked up today, including a TM backup, to get some files. I'm seeing the following output in /var/log/system.log (this wasn't causing…
timpone
  • 965
2
votes
2 answers

‘Asking for cache data failed’ — how serious is this message?

I have a laptop from 2010. When it boots a recent Linux kernel, I see two error messages on the screen: sd 0:0:0:0: [sda] Asking for cache data failed sd 0:0:0:0: [sda] Assuming drive cache: write through The same message is displayed when I boot…
2
votes
0 answers

usb x-x: device not accepting address XX, error -32

since quite some time and across distribution updates (fedora 21-24) and kernel updates (now 4.5.7-300.fc24.x86_64) my system endlessly produces the following messages in the system-log (which is also displayed in the terminal with ctrl-alt-F1 every…
0
votes
0 answers

Filter Linux kernel messages from console with syslog-ng

I'm working on a network management script with Dialog and I would like to suppress kernel messages from ifconfig and brctl so that they don't scroll the terminal and break the pretty Dialog screen. I can redirect the easy things to /dev/null but I…
Sam
  • 103
  • 3
0
votes
1 answer

How can I inject an AER Error?

I need to inject AER errors onto a SUSE machine. I've modprobbed the aer_inject module just fine, and I compiled the aer-inject tool from kernel.org. Whenever I run it, I get the following error. Error: Failed to write, No such device Even though…
Raven
  • 209