The battery reports a discharge rate of 8.42 W

Summary: 421.3 wakeups/second, 12.4 GPU ops/second, 0.0 VFS ops/sec

  Usage       Events/s    Category       Description
  45.2 ms/s    142.1       Process        /usr/lib/postgresql/postgres
  12.8 ms/s     88.4       Process        nginx: worker process
   8.1 ms/s     54.2       Interrupt      [12] eth0-rx
   3.4 ms/s     21.0       Timer          hrtimer_wakeup
   1.2 ms/s      9.8       kWork          intel_pstate_update_util
