Re: debugging sluggish CPU frequency transitions

2014-11-23 Thread Timothy Redmond
making any difference to my problem: # # disable nmi watchdog (powertop) # echo '0' > /proc/sys/kernel/nmi_watchdog # # VM writeback timeout # echo '1500' > '/proc/sys/vm/dirty_writeback_centisecs' -Timothy On 11/12/2014 07:52 PM, Ti

Re: debugging sluggish CPU frequency transitions

2014-11-13 Thread Timothy Redmond
On 11/13/2014 02:23 AM, Roberto Ragusa wrote: On 11/13/2014 04:52 AM, Timothy Redmond wrote: I have a Thinkpad W520 computer (4270CTO) and I am running Fedora 20 and keeping its packages up to date. Often when I am working the cpu frequency transitions beautifully and the computer is very

debugging sluggish CPU frequency transitions

2014-11-12 Thread Timothy Redmond
I have a Thinkpad W520 computer (4270CTO) and I am running Fedora 20 and keeping its packages up to date. Often when I am working the cpu frequency transitions beautifully and the computer is very responsive. I have run some programs that take a long time (hours to days) and have watched the