Thanks a lot, guys! You saved my life!!! José Henrique Em quinta-feira, 1 de agosto de 2013 15h53min09s UTC-3, Andy Nexus escreveu: > > Hi, > > I just got my BBB and I feel the same as many other users, Great > Hardware...and here is my 2 cents for software, especially for the pre-load > Angstrom linux (in my case: Linux beaglebone 3.8.13 #1 SMP Mon May 20 > 17:07:58 CEST 2013 armv7l GNU/Linux) > > *Limit the systemd-journal* > > I am interested in the system performance when I try new systems, I just > use 'top' to see which process that eats up CPU and surprisingly, it was > this new guy: systemd-journal. When I first booted up the board, it has > 500M left and after few minutes or so, it was 300M. > After some search I found the problem: > > edit the /etc/systemd/journald.conf and change the following settings: > SystemMaxUse=16M > MaxLevelStore=info > MaxLevelSyslog=info > > please reboot to let it take effect. > > I think the above settings are especially helpful for the user who is > tethering with their PC (just like I did) when they first tried it. > > I can't complain more as I am also a embedded developer but I would think > that it is unprofessional to let the kernel debugging message flooding the > system, especially for a small embedded system like BBB. > > P.S. I am the old guy who is familiar with syslog but not new Hi-tech, it > seems that systemd is taking control now, the following are useful commands > if you want to check the system log, comparing to the older way.. > > OLD: tail -1000 /var/log/message > NEW: journalctl -n100 > > OLD: dmesg > NEW: journalctl -mb > > OLD: more /var/log/message > NEW: journalctl > > Regards, > > Andy >
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