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author | Yiting.Li <liyiting@huawei.com> | 2015-12-22 17:11:12 -0800 |
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committer | Yiting.Li <liyiting@huawei.com> | 2015-12-22 17:11:12 -0800 |
commit | 8f1101df131a4d3e03b377738507d88b745831c0 (patch) | |
tree | 73f140474fcec2a77c85a453f6946957ca0742d1 /vstf/vstf/agent/perf/utils.py | |
parent | 1a24ebbda3f95600c0e7d5ed8661317a8ff7e265 (diff) |
Upload the contribution of vstf as bottleneck network framework.
End to End Performance test
JIRA:BOTTLENECK-29
Change-Id: Ib2c553c8b60d6cda9e7a7b52b737c9139f706ebd
Signed-off-by: Yiting.Li <liyiting@huawei.com>
Diffstat (limited to 'vstf/vstf/agent/perf/utils.py')
-rwxr-xr-x | vstf/vstf/agent/perf/utils.py | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/vstf/vstf/agent/perf/utils.py b/vstf/vstf/agent/perf/utils.py new file mode 100755 index 00000000..1fb4b92c --- /dev/null +++ b/vstf/vstf/agent/perf/utils.py @@ -0,0 +1,42 @@ +""" +Created on 2015-8-6 + +@author: y00228926 +""" +import logging +import subprocess +from vstf.common.utils import check_call, check_output + +LOG = logging.getLogger(__name__) + + +def get_pid_by_name(process_name): + out = check_output(['ps', '-A']) + pids = [] + for line in out.splitlines(): + values = line.split() + pid, name = values[0], values[3] + if process_name == name: + pids.append(int(pid)) + return pids + + +def get_cpu_num(): + cpu_num = check_output('cat /proc/cpuinfo | grep processor | wc -l', shell=True).strip() + cpu_num = int(cpu_num) + return cpu_num + + +def get_default_threads(): + cpu_num = get_cpu_num() + return 2 if cpu_num > 3 * 3 else 1 + + +def modprobe_pktgen(): + check_call('modprobe pktgen', shell=True) + return True + + +def iface_up(device): + check_call("ifconfig %s up" % device, shell=True) + return True |