Sysmetrics implementation update

New sysmetrics implementation is based on pidstat command line tool
from sysstat package. Old non-functional implementation was removed.
Reporting was refactored to generate report after each TC from values
already available in memory.
Following files were affected:
	modified:   conf/01_testcases.conf
	modified:   conf/02_vswitch.conf
	modified:   conf/05_collector.conf
	deleted:    core/collector_controller.py
	modified:   core/component_factory.py
	modified:   docs/NEWS.rst
	modified:   packages.txt
	modified:   requirements.txt
	modified:   testcases/testcase.py
	modified:   tools/collectors/collector/collector.py
	modified:   tools/collectors/sysmetrics/__init__.py
	deleted:    tools/collectors/sysmetrics/linuxmetrics.py
	new file:   tools/collectors/sysmetrics/pidstat.py
	modified:   tools/report/report.jinja
	modified:   tools/report/report.py
	modified:   tools/systeminfo.py
	modified:   vsperf

JIRA: VSPERF-67
Change-Id: I25a79f2afef405b9ac46ae85c18044af167a62a4
Signed-off-by: Martin Klozik (martinx.klozik@intel.com)
Reviewed-by: Billy O Mahony <billy.o.mahony@intel.com>
Reviewed-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Al Morton <acmorton@att.com>
Reviewed-by: Gurpreet Singh <gurpreet.singh@spirent.com>
Reviewed-by: Tv Rao <tv.rao@freescale.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/tools/systeminfo.py b/tools/systeminfo.py
index 19c5d16e..287a74d2 100644
--- a/tools/systeminfo.py
+++ b/tools/systeminfo.py
@@ -137,3 +137,25 @@ def get_memory_bytes():
 
     return int(mem)
 
+def get_pids(proc_names_list):
+    """ Get pid(s) of process(es) with given name(s)
+
+    :returns: list with pid(s) of given processes or None if processes
+        with given names are not running
+    """
+
+    try:
+        pids = subprocess.check_output(['pidof'] + proc_names_list)
+    except:
+        # such process isn't running
+        return None
+
+    return list(map(str, map(int, pids.split())))
+
+def get_pid(proc_name_str):
+    """ Get pid(s) of process with given name
+
+    :returns: list with pid(s) of given process or None if process
+        with given name is not running
+    """
+    return get_pids([proc_name_str])