Analysis of OSM events in Bugzilla

Date and time of the report: 2023-11-08 05:00:04.576428

Analysed period: 2020-07-01 to 2023-11-08.

Bugs considered recent: Since 2023-10-18.

1. Imports and cleans raw source data with all Bugzilla events

DONE

2. Current state of open bugs

2.1 Number of open bugs

Total number of open bugs:

74

Bugs present in multiple branches:

	BUG_DESCRIPTION	NUM_BRANCHES	RELEASE	MODULE	TIMESTAMP
0	Registration of K8s cluster fails through the GUI	3	[Master, v13.0, v12.0]	NG-UI	2023-03-15 17:43:13
1	Unable to install OSM in air-gapped environmet	2	[Master, v14.0]	DEVOPS	2023-11-02 10:16:24

Number of bugs per module

AGE	CURRENT	RECENT	Total
MODULE
Bugzilla	1	0	1
DEVOPS	5	2	7
Documentation / Wiki	4	0	4
Gerrit	1	0	1
IM-NBI	6	1	7
LCM	6	1	7
MON	2	0	2
N2VC	2	0	2
NG-SA	0	1	1
NG-UI	11	0	11
OSMClient	9	0	9
POL	0	1	1
RO	13	4	17
Robot-tests	4	0	4
Total	64	10	74

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	55	10	65
CONFIRMED	8	0	8
IN_PROGRESS	1	0	1
Total	64	10	74

Age distribution per module

NOTE: To see how a boxplot representation works, you may refer to this article.

Table with distributions of ages of currently open bugs:

	MODULE	count	mean	std	min	25%	50%	75%	max
0	Bugzilla	1.0	763.000000	NaN	763.0	763.00	763.0	763.00	763.0
1	DEVOPS	7.0	171.714286	132.119535	5.0	54.50	253.0	253.00	329.0
2	Documentation / Wiki	4.0	144.000000	10.099505	138.0	138.00	139.5	145.50	159.0
3	Gerrit	1.0	560.000000	NaN	560.0	560.00	560.0	560.00	560.0
4	IM-NBI	7.0	131.428571	82.897240	8.0	68.00	179.0	186.50	224.0
5	LCM	7.0	253.000000	241.618156	1.0	74.50	224.0	352.50	692.0
6	MON	2.0	235.000000	49.497475	200.0	217.50	235.0	252.50	270.0
7	N2VC	2.0	143.500000	55.861436	104.0	123.75	143.5	163.25	183.0
8	NG-SA	1.0	13.000000	NaN	13.0	13.00	13.0	13.00	13.0
9	NG-UI	11.0	122.090909	110.590646	25.0	26.00	27.0	237.00	258.0
10	OSMClient	9.0	198.444444	118.412532	104.0	123.00	145.0	197.00	403.0
11	POL	1.0	1.000000	NaN	1.0	1.00	1.0	1.00	1.0
12	RO	17.0	216.470588	231.805446	1.0	69.00	126.0	335.00	837.0
13	Robot-tests	4.0	144.750000	9.500000	140.0	140.00	140.0	144.75	159.0

2.3 Outliers

Four types of bug age outliers are identified:

1. Too old bugs.
2. Pure outliers for boxplot: Beyond Q3+1.5IQR for the MDG.
3. Beyond 3rd quartile of ages.
4. Age beyond 2 months.

Recommendations file does not exist.

Summary table of outliers:

AGE	1. Open outliers	2. Open beyond q3	3. Open beyond 2 months	All
MODULE
Bugzilla	0	0	1	1.0
DEVOPS	0	1	4	5.0
Documentation / Wiki	1	0	3	4.0
Gerrit	0	0	1	1.0
IM-NBI	0	2	3	5.0
LCM	0	3	2	5.0
MON	0	0	2	2.0
N2VC	0	0	2	2.0
NG-UI	0	3	4	7.0
OSMClient	0	2	7	9.0
RO	0	4	9	13.0
Robot-tests	1	0	3	4.0
All	2	15	41	58.0

Outlier details

Too old bugs:

	RECOMMENDATION	BUG_ID	BUG_DESCRIPTION	ISSUER	CREATION_TIME	CREATION_AGE	MONTH	STATE	STATE_UPDATE_TIME	STATE_UPDATE_AGE	...	LAST_ASSIGNMENT_MONTH	LAST_ASSIGNMENT_AGE	OWNER_CHANGES	LAST_EVENT	LAST_EVENT_TIME	LAST_EVENT_AGE	LAST_EVENT_MONTH	SOLVED	BUG_RESOLUTION_TIME	TIME_SINCE_CREATION

0 rows × 29 columns

Pure outliers:

	RECOMMENDATION	BUG_ID	LAST_EVENT_TIME	Time bug open (days)	count	mean	std	min	25%	50%	...	OWNER	LAST_ASSIGNMENT_MONTH	LAST_ASSIGNMENT_AGE	OWNER_CHANGES	LAST_EVENT	LAST_EVENT_AGE	LAST_EVENT_MONTH	SOLVED	BUG_RESOLUTION_TIME	TIME_SINCE_CREATION
0	NaN	2252	2023-08-24 16:59:46	159	4.0	144.00	10.099505	138.0	138.0	139.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-08-31 23:59:59	False	0	159
1	NaN	2253	2023-08-24 16:59:30	159	4.0	144.75	9.500000	140.0	140.0	140.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	159

2 rows × 40 columns

Beyond Q3:

	RECOMMENDATION	BUG_ID	LAST_EVENT_TIME	Time bug open (days)	count	mean	std	min	25%	50%	...	OWNER	LAST_ASSIGNMENT_MONTH	LAST_ASSIGNMENT_AGE	OWNER_CHANGES	LAST_EVENT	LAST_EVENT_AGE	LAST_EVENT_MONTH	SOLVED	BUG_RESOLUTION_TIME	TIME_SINCE_CREATION
0	NaN	1603	2023-02-15 00:00:12	837	11.0	307.545455	242.594874	5.0	136.50	208.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59	False	319	837
1	NaN	1830	2023-10-07 00:50:10	692	3.0	400.666667	254.199397	224.0	255.00	286.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-10-31 23:59:59	False	581	692
2	NaN	2019	2023-10-03 15:03:31	558	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	193	558
3	NaN	2093	2023-07-19 17:19:49	494	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	494
4	NaN	2164	2023-10-17 17:21:22	419	2.0	236.500000	258.093975	54.0	145.25	236.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	138	419
5	NaN	2176	2023-10-17 16:56:24	403	6.0	232.000000	134.747171	110.0	132.00	178.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	382	403
6	NaN	2177	2023-10-17 17:02:41	400	6.0	232.000000	134.747171	110.0	132.00	178.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	379	400
7	NaN	2219	2023-02-22 17:40:55	258	3.0	237.333333	20.502032	217.0	227.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	258
8	NaN	2223	2023-03-03 13:23:34	253	2.0	129.000000	175.362482	5.0	67.00	129.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	253
9	NaN	2241	2023-04-28 14:57:23	193	4.0	149.500000	69.294059	46.0	145.75	179.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	193
10	NaN	2270	2023-08-04 11:07:18	116	5.0	45.600000	55.329016	1.0	4.00	12.0	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-08-31 23:59:59	False	0	116
11	NaN	2280	2023-08-24 19:42:22	95	2.0	48.000000	66.468037	1.0	24.50	48.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	95
12	NaN	2284	2023-08-09 11:49:19	90	2.0	49.000000	57.982756	8.0	28.50	49.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	90
13	NaN	2291	2023-10-11 14:06:55	27	6.0	26.166667	0.752773	25.0	26.00	26.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	0	27
14	NaN	2292	2023-10-12 10:38:22	27	6.0	26.166667	0.752773	25.0	26.00	26.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	0	27

15 rows × 40 columns

Beyond 2 months:

	RECOMMENDATION	BUG_ID	LAST_EVENT_TIME	Time bug open (days)	count	mean	std	min	25%	50%	...	OWNER	LAST_ASSIGNMENT_MONTH	LAST_ASSIGNMENT_AGE	OWNER_CHANGES	LAST_EVENT	LAST_EVENT_AGE	LAST_EVENT_MONTH	SOLVED	BUG_RESOLUTION_TIME	TIME_SINCE_CREATION
0	NaN	1683	2023-06-14 13:12:23	763	1.0	763.000000	NaN	763.0	763.00	763.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	763
1	NaN	2015	2023-06-14 14:52:04	560	1.0	560.000000	NaN	560.0	560.00	560.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	560
2	NaN	2195	2023-05-15 14:29:20	354	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	354
3	NaN	2200	2023-02-07 00:00:27	335	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	335
4	NaN	2205	2023-02-13 00:00:24	329	1.0	329.000000	NaN	329.0	329.00	329.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	329
5	NaN	2214	2023-03-07 05:29:42	286	3.0	400.666667	254.199397	224.0	255.00	286.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	286
6	NaN	2215	2023-02-13 13:26:07	270	1.0	270.000000	NaN	270.0	270.00	270.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	270
7	NaN	2221	2023-02-27 15:30:34	253	2.0	253.000000	0.000000	253.0	253.00	253.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	253
8	NaN	2222	2023-02-27 15:53:28	253	2.0	253.000000	0.000000	253.0	253.00	253.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	253
9	NaN	2225	2023-06-21 13:04:50	237	3.0	237.333333	20.502032	217.0	227.00	237.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	237
10	NaN	2226	2023-03-15 17:53:51	237	1.0	237.000000	NaN	237.0	237.00	237.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	237
11	NaN	2227	2023-03-15 17:53:51	237	1.0	237.000000	NaN	237.0	237.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	237
12	NaN	2229	2023-03-30 11:29:33	224	1.0	224.000000	NaN	224.0	224.00	224.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	224
13	NaN	2230	2023-03-28 19:37:13	224	3.0	400.666667	254.199397	224.0	255.00	286.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	224
14	NaN	2232	2023-09-19 06:21:23	217	3.0	237.333333	20.502032	217.0	227.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	217
15	NaN	2233	2023-04-13 10:02:45	208	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	208
16	NaN	2235	2023-06-11 19:42:11	203	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	203
17	NaN	2238	2023-04-21 14:35:51	200	1.0	200.000000	NaN	200.0	200.00	200.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	200
18	NaN	2240	2023-04-24 16:52:54	197	6.0	232.000000	134.747171	110.0	132.00	178.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	197
19	NaN	2242	2023-05-12 12:45:47	183	1.0	183.000000	NaN	183.0	183.00	183.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	183
20	NaN	2243	2023-05-11 09:09:17	180	4.0	149.500000	69.294059	46.0	145.75	179.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	180
21	NaN	2245	2023-07-07 15:44:24	179	4.0	149.500000	69.294059	46.0	145.75	179.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	179
22	NaN	2251	2023-08-24 16:59:52	159	6.0	232.000000	134.747171	110.0	132.00	178.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-08-31 23:59:59.000000	False	0	159
23	NaN	2255	2023-08-24 16:59:09	147	11.0	307.545455	242.594874	5.0	136.50	208.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-08-31 23:59:59.000000	False	0	147
24	NaN	2259	2023-06-15 17:15:02	145	2.0	145.000000	0.000000	145.0	145.00	145.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	145
25	NaN	2260	2023-06-15 17:18:45	145	2.0	145.000000	0.000000	145.0	145.00	145.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	145
26	NaN	2261	2023-06-21 13:01:39	141	4.0	144.000000	10.099505	138.0	138.00	139.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	141
27	NaN	2263	2023-06-21 12:59:45	140	4.0	144.750000	9.500000	140.0	140.00	140.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	140
28	NaN	2264	2023-06-21 12:59:58	140	4.0	144.750000	9.500000	140.0	140.00	140.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	140
29	NaN	2265	2023-06-21 13:00:12	140	4.0	144.750000	9.500000	140.0	140.00	140.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	140
30	NaN	2266	2023-06-22 15:10:37	138	4.0	144.000000	10.099505	138.0	138.00	139.5	...	rahul.k4@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	138
31	NaN	2267	2023-06-22 15:10:07	138	4.0	144.000000	10.099505	138.0	138.00	139.5	...	deepika.e@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	138
32	NaN	2268	2023-11-06 12:52:19	126	11.0	307.545455	242.594874	5.0	136.50	208.0	...	gerardo.garciadeblas@telefonica.com	2023-07-31 23:59:59	CURRENT	1.0	comment	RECENT	2023-11-08 04:00:04.603704	False	0	126
33	NaN	2269	2023-07-07 16:05:57	123	6.0	232.000000	134.747171	110.0	132.00	178.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	123
34	NaN	2271	2023-07-19 18:53:57	116	11.0	307.545455	242.594874	5.0	136.50	208.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	116
35	NaN	2274	2023-07-20 15:08:35	110	6.0	232.000000	134.747171	110.0	132.00	178.0	...	deepika.e@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-07-31 23:59:59.000000	False	0	110
36	NaN	2277	2023-07-26 11:00:06	104	1.0	104.000000	NaN	104.0	104.00	104.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	104
37	NaN	2278	2023-08-10 09:39:19	104	1.0	104.000000	NaN	104.0	104.00	104.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59.000000	False	0	104
38	NaN	2279	2023-07-27 01:01:52	104	1.0	104.000000	NaN	104.0	104.00	104.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	104
39	NaN	2281	2023-08-04 08:10:19	95	5.0	45.600000	55.329016	1.0	4.00	12.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	95
40	NaN	2286	2023-09-08 11:17:57	69	1.0	69.000000	NaN	69.0	69.00	69.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	69

41 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs