Analysis of OSM events in Bugzilla

Date and time of the report: 2023-11-25 05:00:05.187775

Analysed period: 2020-07-01 to 2023-11-25.

Bugs considered recent: Since 2023-11-04.

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:

76

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	7	1	8
Documentation / Wiki	4	0	4
Gerrit	1	0	1
IM-NBI	7	6	13
LCM	5	4	9
MON	2	0	2
N2VC	2	0	2
NG-UI	4	0	4
OSMClient	8	0	8
POL	0	2	2
RO	13	5	18
Robot-tests	4	0	4
Total	58	18	76

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	49	16	65
CONFIRMED	8	1	9
IN_PROGRESS	1	1	2
Total	58	18	76

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	780.000000	NaN	780.0	780.00	780.0	780.00	780.0
1	DEVOPS	8.0	165.375000	138.995311	2.0	22.00	195.5	270.00	346.0
2	Documentation / Wiki	4.0	161.000000	10.099505	155.0	155.00	156.5	162.50	176.0
3	Gerrit	1.0	577.000000	NaN	577.0	577.00	577.0	577.00	577.0
4	IM-NBI	13.0	86.153846	91.328022	10.0	15.00	25.0	196.00	241.0
5	LCM	9.0	211.888889	238.916536	8.0	18.00	112.0	303.00	709.0
6	MON	2.0	252.000000	49.497475	217.0	234.50	252.0	269.50	287.0
7	N2VC	2.0	160.500000	55.861436	121.0	140.75	160.5	180.25	200.0
8	NG-UI	4.0	259.250000	10.500000	254.0	254.00	254.0	259.25	275.0
9	OSMClient	8.0	227.250000	120.793507	127.0	156.50	169.0	264.75	420.0
10	POL	2.0	14.000000	5.656854	10.0	12.00	14.0	16.00	18.0
11	RO	18.0	204.166667	241.153661	2.0	18.75	122.5	320.25	854.0
12	Robot-tests	4.0	161.750000	9.500000	157.0	157.00	157.0	161.75	176.0

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	2	4	6.0
Documentation / Wiki	1	0	3	4.0
Gerrit	0	0	1	1.0
IM-NBI	1	2	4	7.0
LCM	1	2	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	6	8.0
POL	0	1	0	1.0
RO	2	2	7	11.0
Robot-tests	1	0	3	4.0
All	6	12	39	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	176	4.0	161.000	10.099505	155.0	155.00	156.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59.000000	CURRENT	2.0	assigned_to	CURRENT	2023-08-31 23:59:59.000000	False	0	176
1	NaN	2253	2023-08-24 16:59:30	176	4.0	161.750	9.500000	157.0	157.00	157.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59.000000	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59.000000	False	0	176
2	NaN	2270	2023-11-10 08:21:04	133	8.0	43.250	49.660994	8.0	13.75	19.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59.000000	CURRENT	1.0	comment	RECENT	2023-11-25 04:00:05.216277	False	0	133
3	NaN	2280	2023-11-13 21:03:17	112	4.0	36.750	50.367814	8.0	8.75	13.5	...	rahul.k4@tataelxsi.co.in	2023-11-25 04:00:05.216277	RECENT	1.0	everconfirmed	RECENT	2023-11-25 04:00:05.216277	False	101	112
4	NaN	2281	2023-08-04 08:10:19	112	8.0	43.250	49.660994	8.0	13.75	19.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	112
5	NaN	2284	2023-08-09 11:49:19	107	8.0	26.625	32.810876	10.0	13.00	15.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	107

6 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	854	9.0	360.333333	257.576202	2.0	220.00	352.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	854
1	NaN	1830	2023-11-08 06:14:48	709	3.0	417.666667	254.199397	241.0	272.00	303.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	RECENT	2023-11-25 04:00:05.216277	False	581	709
2	NaN	2019	2023-10-03 15:03:31	575	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	193	575
3	NaN	2164	2023-10-17 17:21:22	436	2.0	253.500000	258.093975	71.0	162.25	253.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	436
4	NaN	2176	2023-10-17 16:56:24	420	6.0	249.000000	134.747171	127.0	149.00	195.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	420
5	NaN	2177	2023-10-17 17:02:41	417	6.0	249.000000	134.747171	127.0	149.00	195.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	417
6	NaN	2219	2023-02-22 17:40:55	275	2.0	264.500000	14.849242	254.0	259.25	264.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	275
7	NaN	2223	2023-03-03 13:23:34	270	2.0	146.000000	175.362482	22.0	84.00	146.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	270
8	NaN	2241	2023-04-28 14:57:23	210	4.0	166.500000	69.294059	63.0	162.75	196.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	210
9	NaN	2299	2023-10-30 17:35:50	25	8.0	26.625000	32.810876	10.0	13.00	15.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	0	25
10	NaN	2301	2023-11-02 10:16:46	22	2.0	12.000000	14.142136	2.0	7.00	12.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-25 04:00:05.216277	False	0	22
11	NaN	2305	2023-11-06 21:11:09	18	2.0	14.000000	5.656854	10.0	12.00	14.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-25 04:00:05.216277	False	0	18

12 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	780	1.0	780.000000	NaN	780.0	780.00	780.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	780
1	NaN	2015	2023-06-14 14:52:04	577	1.0	577.000000	NaN	577.0	577.00	577.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	577
2	NaN	2093	2023-07-19 17:19:49	511	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	248	511
3	NaN	2195	2023-05-15 14:29:20	371	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	371
4	NaN	2200	2023-02-07 00:00:27	352	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	352
5	NaN	2205	2023-02-13 00:00:24	346	1.0	346.000000	NaN	346.0	346.00	346.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	346
6	NaN	2214	2023-03-07 05:29:42	303	3.0	417.666667	254.199397	241.0	272.00	303.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	303
7	NaN	2215	2023-02-13 13:26:07	287	1.0	287.000000	NaN	287.0	287.00	287.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	287
8	NaN	2221	2023-02-27 15:30:34	270	2.0	270.000000	0.000000	270.0	270.00	270.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	270
9	NaN	2222	2023-02-27 15:53:28	270	2.0	270.000000	0.000000	270.0	270.00	270.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	270
10	NaN	2225	2023-06-21 13:04:50	254	2.0	264.500000	14.849242	254.0	259.25	264.5	...	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	254
11	NaN	2226	2023-03-15 17:53:51	254	1.0	254.000000	NaN	254.0	254.00	254.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	254
12	NaN	2227	2023-11-08 10:03:11	254	1.0	254.000000	NaN	254.0	254.00	254.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-25 04:00:05.216277	False	0	254
13	NaN	2229	2023-03-30 11:29:33	241	1.0	241.000000	NaN	241.0	241.00	241.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	241
14	NaN	2230	2023-03-28 19:37:13	241	3.0	417.666667	254.199397	241.0	272.00	303.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	241
15	NaN	2233	2023-04-13 10:02:45	225	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	225
16	NaN	2235	2023-06-11 19:42:11	220	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	220
17	NaN	2238	2023-04-21 14:35:51	217	1.0	217.000000	NaN	217.0	217.00	217.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	217
18	NaN	2240	2023-04-24 16:52:54	214	6.0	249.000000	134.747171	127.0	149.00	195.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	214
19	NaN	2242	2023-05-12 12:45:47	200	1.0	200.000000	NaN	200.0	200.00	200.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	200
20	NaN	2243	2023-05-11 09:09:17	197	4.0	166.500000	69.294059	63.0	162.75	196.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	197
21	NaN	2245	2023-07-07 15:44:24	196	4.0	166.500000	69.294059	63.0	162.75	196.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	196
22	NaN	2251	2023-08-24 16:59:52	176	6.0	249.000000	134.747171	127.0	149.00	195.0	...	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	176
23	NaN	2259	2023-06-15 17:15:02	162	2.0	162.000000	0.000000	162.0	162.00	162.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	162
24	NaN	2260	2023-06-15 17:18:45	162	2.0	162.000000	0.000000	162.0	162.00	162.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	162
25	NaN	2261	2023-06-21 13:01:39	158	4.0	161.000000	10.099505	155.0	155.00	156.5	...	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	158
26	NaN	2263	2023-06-21 12:59:45	157	4.0	161.750000	9.500000	157.0	157.00	157.0	...	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	157
27	NaN	2264	2023-06-21 12:59:58	157	4.0	161.750000	9.500000	157.0	157.00	157.0	...	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	157
28	NaN	2265	2023-06-21 13:00:12	157	4.0	161.750000	9.500000	157.0	157.00	157.0	...	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	157
29	NaN	2266	2023-06-22 15:10:37	155	4.0	161.000000	10.099505	155.0	155.00	156.5	...	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	155
30	NaN	2267	2023-06-22 15:10:07	155	4.0	161.000000	10.099505	155.0	155.00	156.5	...	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	155
31	NaN	2269	2023-07-07 16:05:57	140	6.0	249.000000	134.747171	127.0	149.00	195.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	140
32	NaN	2271	2023-07-19 18:53:57	133	9.0	360.333333	257.576202	2.0	220.00	352.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	133
33	NaN	2274	2023-07-20 15:08:35	127	6.0	249.000000	134.747171	127.0	149.00	195.0	...	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	127
34	NaN	2277	2023-07-26 11:00:06	121	1.0	121.000000	NaN	121.0	121.00	121.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	121
35	NaN	2278	2023-08-10 09:39:19	121	1.0	121.000000	NaN	121.0	121.00	121.0	...	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	121
36	NaN	2286	2023-09-08 11:17:57	86	1.0	86.000000	NaN	86.0	86.00	86.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	86
37	NaN	2287	2023-09-18 23:58:26	71	2.0	253.500000	258.093975	71.0	162.25	253.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	71
38	NaN	2288	2023-09-22 15:22:41	63	4.0	166.500000	69.294059	63.0	162.75	196.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	63

39 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs