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Energy model: fixing sysbench taskset failure

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Make sure when migrating sshd to root cgroup also migrate their
children, including the bash for the wa session. So the subsequent
processes kicked off from that shell can be taskset to any cluster.
This commit is contained in:
Vasilis Flouris
2015-05-06 19:46:20 +01:00
committed by Sergei Trofimov
parent 485ba419b3
commit 2929106049
2 changed files with 7 additions and 3 deletions
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8
wlauto/instrumentation/energy_model/__init__.py
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@@ -540,8 +540,12 @@ class EnergyModelInstrument(Instrument):
self.cpuset.move_all_tasks_to(self.measuring_cluster)
server_process = 'adbd' if self.device.platform == 'android' else 'sshd'
server_pids = self.device.get_pids_of(server_process)
self.cpuset.root.add_tasks(server_pids)
for pid in server_pids:
children_ps = [e for e in self.device.ps()
if e.ppid in server_pids and e.name != 'sshd']
children_pids = [e.pid for e in children_ps]
pids_to_move = server_pids + children_pids
self.cpuset.root.add_tasks(pids_to_move)
for pid in pids_to_move:
self.device.execute('busybox taskset -p 0x{:x} {}'.format(list_to_mask(self.measuring_cpus), pid))
def enable_all_cores(self):