Remove tick_mode linear.

6 jobs for master in 21 minutes and 47 seconds
Status Job ID Name Coverage
  Test
passed #238581
test_min

00:05:35

passed #238582
test_mpi

00:06:53

passed #239081
test_mpi_fftw

00:03:55

passed #238584
test_mpi_fftw_hdf5

00:11:42

64.0%
failed #238583
test_mpi_fftw

00:00:51

 
  Release
passed #238585
release_image_master

00:06:09