Analysis of OSM events in Bugzilla

Date and time of the report: 2023-11-15 05:00:04.958575

Analysed period: 2020-07-01 to 2023-11-15.

Bugs considered recent: Since 2023-10-25.

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:

73

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	7	13
LCM	5	2	7
MON	2	0	2
N2VC	2	0	2
NG-UI	4	0	4
OSMClient	9	0	9
POL	0	2	2
RO	12	5	17
Robot-tests	4	0	4
Total	55	18	73

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	46	16	62
CONFIRMED	8	1	9
IN_PROGRESS	1	1	2
Total	55	18	73

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	770.000000	NaN	770.0	770.00	770.0	770.00	770.0
1	DEVOPS	7.0	178.714286	132.119535	12.0	61.50	260.0	260.00	336.0
2	Documentation / Wiki	4.0	151.000000	10.099505	145.0	145.00	146.5	152.50	166.0
3	Gerrit	1.0	567.000000	NaN	567.0	567.00	567.0	567.00	567.0
4	IM-NBI	13.0	76.153846	91.328022	0.0	5.00	15.0	186.00	231.0
5	LCM	7.0	260.000000	241.618156	8.0	81.50	231.0	359.50	699.0
6	MON	2.0	242.000000	49.497475	207.0	224.50	242.0	259.50	277.0
7	N2VC	2.0	150.500000	55.861436	111.0	130.75	150.5	170.25	190.0
8	NG-UI	4.0	249.250000	10.500000	244.0	244.00	244.0	249.25	265.0
9	OSMClient	9.0	205.444444	118.412532	111.0	130.00	152.0	204.00	410.0
10	POL	2.0	4.000000	5.656854	0.0	2.00	4.0	6.00	8.0
11	RO	17.0	215.235294	237.611955	0.0	19.00	123.0	342.00	844.0
12	Robot-tests	4.0	151.750000	9.500000	147.0	147.00	147.0	151.75	166.0

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	2	3	6.0
LCM	0	3	3	6.0
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
POL	0	1	0	1.0
RO	0	4	8	12.0
Robot-tests	1	0	3	4.0
All	3	14	40	57.0

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	166	4.0	151.000	10.099505	145.0	145.0	146.5	...	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	166
1	NaN	2253	2023-08-24 16:59:30	166	4.0	151.750	9.500000	147.0	147.0	147.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	166
2	NaN	2284	2023-08-09 11:49:19	97	8.0	16.625	32.810876	0.0	3.0	5.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	97

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	844	9.0	368.333333	233.985042	123.0	210.00	342.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59.000000	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	844
1	NaN	1830	2023-11-08 06:14:48	699	3.0	407.666667	254.199397	231.0	262.00	293.0	...	srojas@whitestack.com	2023-07-31 23:59:59.000000	CURRENT	3.0	comment	RECENT	2023-11-15 04:00:04.998766	False	581	699
2	NaN	2019	2023-10-03 15:03:31	565	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	193	565
3	NaN	2164	2023-10-17 17:21:22	426	2.0	243.500000	258.093975	61.0	152.25	243.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	426
4	NaN	2176	2023-10-17 16:56:24	410	6.0	239.000000	134.747171	117.0	139.00	185.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	410
5	NaN	2177	2023-10-17 17:02:41	407	6.0	239.000000	134.747171	117.0	139.00	185.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	407
6	NaN	2219	2023-02-22 17:40:55	265	2.0	254.500000	14.849242	244.0	249.25	254.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	265
7	NaN	2223	2023-03-03 13:23:34	260	2.0	136.000000	175.362482	12.0	74.00	136.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	260
8	NaN	2241	2023-04-28 14:57:23	200	4.0	156.500000	69.294059	53.0	152.75	186.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	200
9	NaN	2270	2023-11-10 08:21:04	123	7.0	38.285714	51.386491	0.0	6.50	11.0	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59.000000	CURRENT	1.0	comment	RECENT	2023-11-15 04:00:04.998766	False	0	123
10	NaN	2280	2023-11-13 21:03:17	102	2.0	55.000000	66.468037	8.0	31.50	55.0	...	rahul.k4@tataelxsi.co.in	2023-11-15 04:00:04.998766	RECENT	1.0	everconfirmed	RECENT	2023-11-15 04:00:04.998766	False	101	102
11	NaN	2281	2023-08-04 08:10:19	102	7.0	38.285714	51.386491	0.0	6.50	11.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	102
12	NaN	2299	2023-10-30 17:35:50	15	8.0	16.625000	32.810876	0.0	3.00	5.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-10-31 23:59:59.000000	False	0	15
13	NaN	2305	2023-11-06 21:11:09	8	2.0	4.000000	5.656854	0.0	2.00	4.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-15 04:00:04.998766	False	0	8

14 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	770	1.0	770.000000	NaN	770.0	770.00	770.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	770
1	NaN	2015	2023-06-14 14:52:04	567	1.0	567.000000	NaN	567.0	567.00	567.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	567
2	NaN	2093	2023-07-19 17:19:49	501	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	248	501
3	NaN	2195	2023-05-15 14:29:20	361	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	361
4	NaN	2200	2023-02-07 00:00:27	342	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	342
5	NaN	2205	2023-02-13 00:00:24	336	1.0	336.000000	NaN	336.0	336.00	336.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	336
6	NaN	2214	2023-03-07 05:29:42	293	3.0	407.666667	254.199397	231.0	262.00	293.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	293
7	NaN	2215	2023-02-13 13:26:07	277	1.0	277.000000	NaN	277.0	277.00	277.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	277
8	NaN	2221	2023-02-27 15:30:34	260	2.0	260.000000	0.000000	260.0	260.00	260.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	260
9	NaN	2222	2023-02-27 15:53:28	260	2.0	260.000000	0.000000	260.0	260.00	260.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	260
10	NaN	2225	2023-06-21 13:04:50	244	2.0	254.500000	14.849242	244.0	249.25	254.5	...	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	244
11	NaN	2226	2023-03-15 17:53:51	244	1.0	244.000000	NaN	244.0	244.00	244.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	244
12	NaN	2227	2023-11-08 10:03:11	244	1.0	244.000000	NaN	244.0	244.00	244.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-15 04:00:04.998766	False	0	244
13	NaN	2229	2023-03-30 11:29:33	231	1.0	231.000000	NaN	231.0	231.00	231.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	231
14	NaN	2230	2023-03-28 19:37:13	231	3.0	407.666667	254.199397	231.0	262.00	293.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	231
15	NaN	2233	2023-04-13 10:02:45	215	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	215
16	NaN	2235	2023-06-11 19:42:11	210	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	210
17	NaN	2238	2023-04-21 14:35:51	207	1.0	207.000000	NaN	207.0	207.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	207
18	NaN	2240	2023-04-24 16:52:54	204	6.0	239.000000	134.747171	117.0	139.00	185.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	204
19	NaN	2242	2023-05-12 12:45:47	190	1.0	190.000000	NaN	190.0	190.00	190.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	190
20	NaN	2243	2023-05-11 09:09:17	187	4.0	156.500000	69.294059	53.0	152.75	186.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	187
21	NaN	2245	2023-07-07 15:44:24	186	4.0	156.500000	69.294059	53.0	152.75	186.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	186
22	NaN	2251	2023-08-24 16:59:52	166	6.0	239.000000	134.747171	117.0	139.00	185.0	...	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	166
23	NaN	2255	2023-08-24 16:59:09	154	9.0	368.333333	233.985042	123.0	210.00	342.0	...	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	154
24	NaN	2259	2023-06-15 17:15:02	152	2.0	152.000000	0.000000	152.0	152.00	152.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	152
25	NaN	2260	2023-06-15 17:18:45	152	2.0	152.000000	0.000000	152.0	152.00	152.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	152
26	NaN	2261	2023-06-21 13:01:39	148	4.0	151.000000	10.099505	145.0	145.00	146.5	...	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	148
27	NaN	2263	2023-06-21 12:59:45	147	4.0	151.750000	9.500000	147.0	147.00	147.0	...	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	147
28	NaN	2264	2023-06-21 12:59:58	147	4.0	151.750000	9.500000	147.0	147.00	147.0	...	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	147
29	NaN	2265	2023-06-21 13:00:12	147	4.0	151.750000	9.500000	147.0	147.00	147.0	...	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	147
30	NaN	2266	2023-06-22 15:10:37	145	4.0	151.000000	10.099505	145.0	145.00	146.5	...	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	145
31	NaN	2267	2023-06-22 15:10:07	145	4.0	151.000000	10.099505	145.0	145.00	146.5	...	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	145
32	NaN	2269	2023-07-07 16:05:57	130	6.0	239.000000	134.747171	117.0	139.00	185.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	130
33	NaN	2271	2023-07-19 18:53:57	123	9.0	368.333333	233.985042	123.0	210.00	342.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	123
34	NaN	2274	2023-07-20 15:08:35	117	6.0	239.000000	134.747171	117.0	139.00	185.0	...	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	117
35	NaN	2277	2023-07-26 11:00:06	111	1.0	111.000000	NaN	111.0	111.00	111.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	111
36	NaN	2278	2023-08-10 09:39:19	111	1.0	111.000000	NaN	111.0	111.00	111.0	...	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	111
37	NaN	2279	2023-07-27 01:01:52	111	1.0	111.000000	NaN	111.0	111.00	111.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	111
38	NaN	2286	2023-09-08 11:17:57	76	1.0	76.000000	NaN	76.0	76.00	76.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	76
39	NaN	2287	2023-09-18 23:58:26	61	2.0	243.500000	258.093975	61.0	152.25	243.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	61

40 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs