From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============6781359342564611603==" MIME-Version: 1.0 From: Sergey Senozhatsky Subject: Re: [Powertop] Stilll seeing bogus wattage reported to USB devices Date: Fri, 31 Jan 2014 00:54:22 +0300 Message-ID: <20140130215422.GA3160@swordfish> In-Reply-To: 20140130182345.GA26750@merlins.org To: powertop@lists.01.org List-ID: --===============6781359342564611603== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable On (01/30/14 10:23), Marc MERLIN wrote: > With powertop 2.5, see these 3 report taken a minute apart with no > change of load. > All I did was remove the yubikey and put it back in, and unload wlan0 > = > = > = > > Yubikey was showing 6W, so I removed it. that didn't change the dischar= ge rate: > = > The battery reports a discharge rate of 19.9 W > The estimated remaining time is 3 hours, 23 minutes > = > Summary: 1196.2 wakeups/second, 74.9 GPU ops/seconds, 0.0 VFS ops/sec an= d 16.6% CPU use > = > Power est. Usage Events/s Category Description > 10.7 W 48.4 pkts/s Device Network interface:= wlan0 (iwlwifi) > 2.39 W 57.1% Device Display backlight > 2.39 W 17.3% Device Display backlight > 395 mW 8.5 ms/s 249.8 Process /usr/local/opt/goo= gle/chrome-beta/chrome > 363 mW 6.4 ms/s 168.0 Process /usr/local/opt/goo= gle/chrome-beta/chrome > 226 mW 5.7 ms/s 155.7 Timer hrtimer_wakeup > = > = > = > > So I put the yubikey back and and unloaded wlan0 since it was said to > > take 10W (I knew that was false). > No real change either (little drop from removing wireless, but not 10W) > = > The battery reports a discharge rate of 17.8 W > The estimated remaining time is 3 hours, 43 minutes > = > Summary: 1155.3 wakeups/second, 81.8 GPU ops/seconds, 0.0 VFS ops/sec an= d 7.9% CPU use > = > Power est. Usage Events/s Category Description > 5.90 W 100.0% Device USB device: Yubico = > 3.15 W 57.1% Device Display backlight > 3.15 W 17.3% Device Display backlight > 353 mW 3.7 ms/s 170.1 Process /usr/local/opt/goo= gle/chrome-beta/chrome > 340 mW 13.0 ms/s 252.8 Process /usr/local/opt/goo= gle/chrome-beta/chrome > 320 mW 6.1 ms/s 238.4 Timer hrtimer_wakeup > = > = > > Yubikye is said to take 6W again, really? I know that's a lie. I removed > and power went up 0.4W (normal variance unrelated to yubikey). > = > The battery reports a discharge rate of 18.2 W > The estimated remaining time is 3 hours, 38 minutes > = > Summary: 1284.1 wakeups/second, 36.2 GPU ops/seconds, 0.0 VFS ops/sec and > = > Power est. Usage Events/s Category Description > 3.15 W 57.1% Device Display backlight > 3.15 W 17.3% Device Display backlight > 426 mW 20.8 ms/s 166.8 Process /usr/bin/enlightenm > 343 mW 11.8 ms/s 236.3 Process /usr/local/opt/goo= gle/chrome-beta/chrome > 301 mW 6.3 ms/s 207.0 Timer hrtimer_wakeup > 168 mW 2.8 ms/s 115.6 Interrupt PS/2 Touchpad / Ke= yboard / Mouse > = > = > Is anyone closer to fixing this bug? It's impossible to get real battery > usage and due tuning with it present. > = not yet, unfortunately. still don't have enough spare time to go step-by-step. -ss > Thanks > Marc > -- = > "A mouse is a device used to point at the xterm you want to type in" - A.= S.R. > Microsoft is to operating systems .... > .... what McDonalds is to gourmet c= ooking > Home page: http://marc.merlins.org/ | PGP 1024R/7= 63BE901 > _______________________________________________ > PowerTop mailing list > PowerTop(a)lists.01.org > https://lists.01.org/mailman/listinfo/powertop >=20 --===============6781359342564611603==--