Analysis of OSM events in Bugzilla

Date and time of the report: 2023-11-10 05:00:04.645775

Analysed period: 2020-07-01 to 2023-11-10.

Bugs considered recent: Since 2023-10-20.

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:

72

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	4	10
LCM	6	1	7
MON	2	0	2
N2VC	2	0	2
NG-SA	0	1	1
NG-UI	4	1	5
OSMClient	9	0	9
POL	0	1	1
RO	13	5	18
Robot-tests	4	0	4
Total	57	15	72

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	48	15	63
CONFIRMED	8	0	8
IN_PROGRESS	1	0	1
Total	57	15	72

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	765.000000	NaN	765.0	765.00	765.0	765.00	765.0
1	DEVOPS	7.0	173.714286	132.119535	7.0	56.50	255.0	255.00	331.0
2	Documentation / Wiki	4.0	146.000000	10.099505	140.0	140.00	141.5	147.50	161.0
3	Gerrit	1.0	562.000000	NaN	562.0	562.00	562.0	562.00	562.0
4	IM-NBI	10.0	93.600000	93.241860	0.0	3.25	70.0	181.75	226.0
5	LCM	7.0	255.000000	241.618156	3.0	76.50	226.0	354.50	694.0
6	MON	2.0	237.000000	49.497475	202.0	219.50	237.0	254.50	272.0
7	N2VC	2.0	145.500000	55.861436	106.0	125.75	145.5	165.25	185.0
8	NG-SA	1.0	15.000000	NaN	15.0	15.00	15.0	15.00	15.0
9	NG-UI	5.0	195.400000	109.609762	0.0	239.00	239.0	239.00	260.0
10	OSMClient	9.0	200.444444	118.412532	106.0	125.00	147.0	199.00	405.0
11	POL	1.0	3.000000	NaN	3.0	3.00	3.0	3.00	3.0
12	RO	18.0	206.333333	230.704547	0.0	28.25	123.0	305.25	839.0
13	Robot-tests	4.0	146.750000	9.500000	142.0	142.00	142.0	146.75	161.0

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	1	1	3	5.0
LCM	0	3	2	5.0
MON	0	0	2	2.0
N2VC	0	0	2	2.0
NG-UI	0	1	3	4.0
OSMClient	0	2	7	9.0
RO	0	5	8	13.0
Robot-tests	1	0	3	4.0
All	3	13	39	55.0

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	161	4.0	146.00	10.099505	140.0	140.0	141.5	...	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	161
1	NaN	2253	2023-08-24 16:59:30	161	4.0	146.75	9.500000	142.0	142.0	142.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	161
2	NaN	2284	2023-08-09 11:49:19	92	5.0	20.80	40.008749	0.0	1.0	1.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	92

3 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	839	11.0	309.545455	242.594874	7.0	138.50	210.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	839
1	NaN	1830	2023-11-08 06:14:48	694	3.0	402.666667	254.199397	226.0	257.00	288.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	RECENT	2023-11-10 04:00:04.674258	False	581	694
2	NaN	2019	2023-10-03 15:03:31	560	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	193	560
3	NaN	2093	2023-07-19 17:19:49	496	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	248	496
4	NaN	2164	2023-10-17 17:21:22	421	2.0	238.500000	258.093975	56.0	147.25	238.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	421
5	NaN	2176	2023-10-17 16:56:24	405	6.0	234.000000	134.747171	112.0	134.00	180.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	405
6	NaN	2177	2023-10-17 17:02:41	402	6.0	234.000000	134.747171	112.0	134.00	180.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	402
7	NaN	2219	2023-02-22 17:40:55	260	2.0	249.500000	14.849242	239.0	244.25	249.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	260
8	NaN	2223	2023-03-03 13:23:34	255	2.0	131.000000	175.362482	7.0	69.00	131.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	255
9	NaN	2241	2023-04-28 14:57:23	195	4.0	151.500000	69.294059	48.0	147.75	181.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	195
10	NaN	2270	2023-11-08 07:48:51	118	6.0	39.666667	53.166405	0.0	3.75	10.0	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	RECENT	2023-11-10 04:00:04.674258	False	0	118
11	NaN	2280	2023-08-24 19:42:22	97	2.0	50.000000	66.468037	3.0	26.50	50.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	97
12	NaN	2281	2023-08-04 08:10:19	97	6.0	39.666667	53.166405	0.0	3.75	10.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	97

13 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	765	1.0	765.000000	NaN	765.0	765.00	765.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	765
1	NaN	2015	2023-06-14 14:52:04	562	1.0	562.000000	NaN	562.0	562.00	562.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	562
2	NaN	2195	2023-05-15 14:29:20	356	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	356
3	NaN	2200	2023-02-07 00:00:27	337	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	337
4	NaN	2205	2023-02-13 00:00:24	331	1.0	331.000000	NaN	331.0	331.00	331.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	331
5	NaN	2214	2023-03-07 05:29:42	288	3.0	402.666667	254.199397	226.0	257.00	288.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	288
6	NaN	2215	2023-02-13 13:26:07	272	1.0	272.000000	NaN	272.0	272.00	272.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	272
7	NaN	2221	2023-02-27 15:30:34	255	2.0	255.000000	0.000000	255.0	255.00	255.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	255
8	NaN	2222	2023-02-27 15:53:28	255	2.0	255.000000	0.000000	255.0	255.00	255.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	255
9	NaN	2225	2023-06-21 13:04:50	239	2.0	249.500000	14.849242	239.0	244.25	249.5	...	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	239
10	NaN	2226	2023-03-15 17:53:51	239	1.0	239.000000	NaN	239.0	239.00	239.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	239
11	NaN	2227	2023-11-08 10:03:11	239	1.0	239.000000	NaN	239.0	239.00	239.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-10 04:00:04.674258	False	0	239
12	NaN	2229	2023-03-30 11:29:33	226	1.0	226.000000	NaN	226.0	226.00	226.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	226
13	NaN	2230	2023-03-28 19:37:13	226	3.0	402.666667	254.199397	226.0	257.00	288.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	226
14	NaN	2233	2023-04-13 10:02:45	210	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	210
15	NaN	2235	2023-06-11 19:42:11	205	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	205
16	NaN	2238	2023-04-21 14:35:51	202	1.0	202.000000	NaN	202.0	202.00	202.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	202
17	NaN	2240	2023-04-24 16:52:54	199	6.0	234.000000	134.747171	112.0	134.00	180.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	199
18	NaN	2242	2023-05-12 12:45:47	185	1.0	185.000000	NaN	185.0	185.00	185.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	185
19	NaN	2243	2023-05-11 09:09:17	182	4.0	151.500000	69.294059	48.0	147.75	181.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	182
20	NaN	2245	2023-07-07 15:44:24	181	4.0	151.500000	69.294059	48.0	147.75	181.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	181
21	NaN	2251	2023-08-24 16:59:52	161	6.0	234.000000	134.747171	112.0	134.00	180.0	...	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	161
22	NaN	2255	2023-08-24 16:59:09	149	11.0	309.545455	242.594874	7.0	138.50	210.0	...	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	149
23	NaN	2259	2023-06-15 17:15:02	147	2.0	147.000000	0.000000	147.0	147.00	147.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	147
24	NaN	2260	2023-06-15 17:18:45	147	2.0	147.000000	0.000000	147.0	147.00	147.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	147
25	NaN	2261	2023-06-21 13:01:39	143	4.0	146.000000	10.099505	140.0	140.00	141.5	...	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	143
26	NaN	2263	2023-06-21 12:59:45	142	4.0	146.750000	9.500000	142.0	142.00	142.0	...	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	142
27	NaN	2264	2023-06-21 12:59:58	142	4.0	146.750000	9.500000	142.0	142.00	142.0	...	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	142
28	NaN	2265	2023-06-21 13:00:12	142	4.0	146.750000	9.500000	142.0	142.00	142.0	...	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	142
29	NaN	2266	2023-06-22 15:10:37	140	4.0	146.000000	10.099505	140.0	140.00	141.5	...	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	140
30	NaN	2267	2023-06-22 15:10:07	140	4.0	146.000000	10.099505	140.0	140.00	141.5	...	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	140
31	NaN	2268	2023-11-06 12:52:19	128	11.0	309.545455	242.594874	7.0	138.50	210.0	...	gerardo.garciadeblas@telefonica.com	2023-07-31 23:59:59	CURRENT	1.0	comment	RECENT	2023-11-10 04:00:04.674258	False	0	128
32	NaN	2269	2023-07-07 16:05:57	125	6.0	234.000000	134.747171	112.0	134.00	180.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	125
33	NaN	2271	2023-07-19 18:53:57	118	11.0	309.545455	242.594874	7.0	138.50	210.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	118
34	NaN	2274	2023-07-20 15:08:35	112	6.0	234.000000	134.747171	112.0	134.00	180.0	...	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	112
35	NaN	2277	2023-07-26 11:00:06	106	1.0	106.000000	NaN	106.0	106.00	106.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	106
36	NaN	2278	2023-08-10 09:39:19	106	1.0	106.000000	NaN	106.0	106.00	106.0	...	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	106
37	NaN	2279	2023-07-27 01:01:52	106	1.0	106.000000	NaN	106.0	106.00	106.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	106
38	NaN	2286	2023-09-08 11:17:57	71	1.0	71.000000	NaN	71.0	71.00	71.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	71

39 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs