Comment 2 for bug 961202

Confirmed. Sandybridge laptop is waking up lots whilst screensaver is on.

PowerTOP 1.97 Overview Idle stats Frequency stats Device stats Tunables

Summary: 146.0 wakeups/second, 0.0 GPU ops/second and 0.0 VFS ops/sec

                Usage Events/s Category Description
             2972 rpm Device Laptop fan
            100.0% Device Audio codec hwC0D0: Conexant
            100.0% Device Audio codec hwC0D3: Intel
              3.4 ms/s 35.5 Process compiz
              2.8 ms/s 21.7 Process /usr/bin/X :0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
            510.8 µs/s 16.8 Timer hrtimer_wakeup
              0.8 ms/s 12.8 Interrupt [6] tasklet(softirq)
            513.6 µs/s 10.8 Process nautilus -n
            439.5 µs/s 9.9 Process syndaemon -i 0.5 -K -R
             58.5 µs/s 8.9 kWork ieee80211_iface_work
            209.6 µs/s 4.9 Interrupt [7] sched(softirq)
              8.6 ms/s 1.0 Process powertop
             97.3 µs/s 3.9 Timer tick_sched_timer
             73.6 µs/s 3.9 Interrupt [47] i915
             75.8 µs/s 2.0 Process /usr/lib/rtkit/rtkit-daemon
              0.9 ms/s 1.0 Process /usr/lib/gnome-settings-daemon/gnome-settings-daemon
            412.4 µs/s 1.0 kWork e1000_watchdog_task
            162.5 µs/s 1.0 Process sshd: alan@pts/1
            127.1 µs/s 1.0 Process /usr/lib/indicator-datetime/indicator-datetime-service
             79.0 µs/s 1.0 Process /usr/lib/accountsservice/accounts-daemon
             76.3 µs/s 1.0 Process zeitgeist-datahub
             75.7 µs/s 1.0 Process /usr/lib/gvfs/gvfsd-trash --spawner :1.6 /org/gtk/gvfs/exec_spaw/0
             65.2 µs/s 1.0 Process /usr/lib/gvfs/gvfs-gdu-volume-monitor
             64.0 µs/s 1.0 Process /usr/lib/x86_64-linux-gnu/gconf/gconfd-2
             59.6 µs/s 1.0 Process /usr/lib/x86_64-linux-gnu/colord/colord
             53.4 µs/s 1.0 Process /usr/lib/gvfs/gvfs-afc-volume-monitor
             45.1 µs/s 1.0 Process /sbin/wpa_supplicant -B -P /run/sendsigs.omit.d/wpasupplicant.pid -u -s -O /var/run/wpa_supplicant
              7.0 µs/s 1.0 kWork gen6_pm_rps_work
              4.1 µs/s 1.0 kWork flush_to_ldisc
              0.8 ms/s 0.0 Interrupt [50] iwlwifi
            174.5 µs/s 0.0 Process [kworker/u:2]
            131.7 µs/s 0.0 Process [kworker/u:1]
            125.8 µs/s 0.0 Interrupt [9] RCU(softirq)
             84.5 µs/s 0.0 Timer delayed_work_timer_fn
             81.5 µs/s 0.0 kWork do_dbs_timer
             80.3 µs/s 0.0 Process [kworker/0:0]
             64.4 µs/s 0.0 Interrupt [1] timer(softirq)
             46.9 µs/s 0.0 Process [kworker/2:1]
             33.7 µs/s 0.0 kWork iwl_bg_run_time_calib_work
             33.1 µs/s 0.0 Process [ksoftirqd/0]
             14.0 µs/s 0.0 Process [kworker/3:1]
             13.7 µs/s 0.0 Process [ksoftirqd/2]
              8.7 µs/s 0.0 Timer clocksource_watchdog
              6.0 µs/s 0.0 kWork vmstat_update
              5.7 µs/s 0.0 Interrupt [3] net_rx(softirq)
              5.1 µs/s 0.0 Interrupt [46] eth1
              5.0 µs/s 0.0 Timer e1000_watchdog
              4.4 µs/s 0.0 Timer tpt_trig_timer
              3.4 µs/s 0.0 Timer intel_gpu_idle_timer
              2.3 µs/s 0.0 Timer intel_crtc_idle_timer
              1.4 µs/s 0.0 Timer tcp_write_timer
            100.0% Device USB device: Broadcom Bluetooth Device (Broadcom Corp)