search for: power_management_guide

...if selected via the GUI mate power manager. I then discovered that dpms has to be initialized via the command line before it becomes available, regardless of the GUI mate power manager setting. This documentation for Fedora has the detailed info: http://docs.fedoraproject.org/en-US/Fedora/19/pdf/Power_Management_Guide/Fedora-19-Power_Management_Guide-en-US.pdf (see page 37 in the document index ... or page 45 of 52 in the pdf reader) But basically, I needed to do this to turn on DPMS to happen at the 10 minute point: xset +dpms; xset dpms 0 0 600 I figured I can't be the only one who had this problem .....

...ven on servers?), since the above link points to descriptions of a regression in the kernel which seems more general. As a side note, the Power Management Guide of Red Hat is a good resource (analysis tools + tuned profiles): http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html-single/Power_Management_Guide/ Cheers, Mathieu PS: Do you think I should book a bug in the upstream bug tracker?

Hi, My linux machine hangs after some period of inactivity (8+ hrs). Anyone experiencing similar issue. CentOS Release 6.5(Final) Kernel Linux 2.6.32-431.el6_x86_64 GNOME 2.28.2 Processor (0 - 7): Intel(R) Core(TM) i7-4770 CPU @ 3.40 GHz Any pointers will be helpful. Thanks, --Arvind

...e average disk write speed increasing immediately. A fresh iometer test reported a disk write speed of 80MB/s. I'm not sure if the tuned-adm virtual-host profile was available in 6.0 - it may be necessary to update to get it. http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Power_Management_Guide/tuned-adm.html Installation is quick & easy: yum install tuned tuned-adm profile virtual-host I'm surprised not to see any other posts on this subject. Maybe there's something peculiar about my setup that caused the dreadful write performance & tuned-adm happened to fix it. Th...