collector: Support for collectd as one of the collectors.

The changes include:
1. Configuration in 05_collector.conf. User can specify the
metrics that are of their interest and also fine tune the same.
2. collectd_bucky.py: This is derived from python_bucky library.
Formal approval for reuse is obtained.
3. collectd.py: This is the main file that receives the samples,
stores the required ones, plots the values and saves the values in
a data-file in results folder.
4. Fixed some pylint errors
5. Added required libraries to requirements.txt. hashlib is supported by
default. However, matplotlib and numpy required
6. added __init__.py to overcome import errors.
7. Crypto needs pycrypto module
8. Builtin filter function usage return bad-builtin pylint warning.
Rewrite to remove filter function.
9. Added support for reporting the ovs processes statistics.
10. Import order corrected according to pylint
11. Fixed copyright issues, removed python-3 checking, enhance to
include VPP and qemu processes.
12. Removed pylint disables.
13. Added documentaion to describe sample information
14. Added @staticmethod to remove disable-no-self-use.
15. Fixed year in Copyright.
16. Updated print_results function to print the process values.
17. Removed example values form INTELRDT_XKEYS in conf file
18. Removed use of len(SEQUENCE) in loop and renamed data to pdata to
avoid name clashes
19. Fixed issue with requirements.txt
Note: A separate documentation covering all external tools will be
provided.

JIRA: VSPERF-505

Change-Id: Ieedcbe7b92e8933263d34df12b1e24be8447b524
Signed-off-by: Sridhar K. N. Rao <sridhar.rao@spirent.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/requirements.txt b/requirements.txt
index d241ca8f..3a366d70 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,3 +15,6 @@ scapy-python3==0.18
 pyzmq==14.5.0
 distro
 stcrestclient
+matplotlib
+numpy
+pycrypto