On 07/15/2014 11:16 AM, Emmanuel Noobadmin wrote: > I'm trying out CentOS 7 using a HP AMD laptop > http://h10025.www1.hp.com/ewfrf/wc/document?cc=uk&lc=en&docname=c03877039 > > The problem is the laptop doesn't suspend properly in runlevel 5 / > graphical.target and following guides, I found that it suspends (power > LED blinking) but does not resume in runlevel 3 / multi-user.target. > When it locks up, the machine is unresponsive to ping/ssh so it's not > just a blank screen. > > Unfortunately, the only applicable guide I found on troubleshooting > this is for Ubuntu, which requires the kernel to support pm_trace > which isn't found in /sys/power. > > Since there is a big red warning on centos.org about > building/compiling my own kernel to add functions, I'm wondering if > there are any alternative method to troubleshoot the issue on CentOS. > file an RFE for the centos-plus kernel, maybe we can get this in there ? Otherwise, nothing really stops you from building your own kernel for your own machine :) -- Karanbir Singh +44-207-0999389 | http://www.karan.org/ | twitter.com/kbsingh GnuPG Key : http://www.karan.org/publickey.asc