Analysis of OSM events in Bugzilla

Date and time of the report: 2023-11-14 05:00:05.276784

Analysed period: 2020-07-01 to 2023-11-14.

Bugs considered recent: Since 2023-10-24.

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	5	11
LCM	5	2	7
MON	2	0	2
N2VC	2	0	2
NG-SA	0	1	1
NG-UI	4	0	4
OSMClient	9	0	9
POL	0	1	1
RO	13	5	18
Robot-tests	4	0	4
Total	56	16	72

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	47	14	61
CONFIRMED	8	1	9
IN_PROGRESS	1	1	2
Total	56	16	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	769.000000	NaN	769.0	769.00	769.0	769.00	769.0
1	DEVOPS	7.0	177.714286	132.119535	11.0	60.50	259.0	259.00	335.0
2	Documentation / Wiki	4.0	150.000000	10.099505	144.0	144.00	145.5	151.50	165.0
3	Gerrit	1.0	566.000000	NaN	566.0	566.00	566.0	566.00	566.0
4	IM-NBI	11.0	89.000000	92.941917	3.0	5.00	52.0	185.50	230.0
5	LCM	7.0	259.000000	241.618156	7.0	80.50	230.0	358.50	698.0
6	MON	2.0	241.000000	49.497475	206.0	223.50	241.0	258.50	276.0
7	N2VC	2.0	149.500000	55.861436	110.0	129.75	149.5	169.25	189.0
8	NG-SA	1.0	19.000000	NaN	19.0	19.00	19.0	19.00	19.0
9	NG-UI	4.0	248.250000	10.500000	243.0	243.00	243.0	248.25	264.0
10	OSMClient	9.0	204.444444	118.412532	110.0	129.00	151.0	203.00	409.0
11	POL	1.0	7.000000	NaN	7.0	7.00	7.0	7.00	7.0
12	RO	18.0	210.333333	230.704547	4.0	32.25	127.0	309.25	843.0
13	Robot-tests	4.0	150.750000	9.500000	146.0	146.00	146.0	150.75	165.0

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	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	14	39	56.0

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	165	4.0	150.000000	10.099505	144.0	144.00	145.5	...	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	165
1	NaN	2253	2023-08-24 16:59:30	165	4.0	150.750000	9.500000	146.0	146.00	146.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	165
2	NaN	2284	2023-08-09 11:49:19	96	6.0	21.166667	36.875014	3.0	4.25	5.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	96

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	843	11.0	313.545455	242.594874	11.0	142.50	214.0	...	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	843
1	NaN	1830	2023-11-08 06:14:48	698	3.0	406.666667	254.199397	230.0	261.00	292.0	...	srojas@whitestack.com	2023-07-31 23:59:59.000000	CURRENT	3.0	comment	RECENT	2023-11-14 04:00:05.303778	False	581	698
2	NaN	2019	2023-10-03 15:03:31	564	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	193	564
3	NaN	2093	2023-07-19 17:19:49	500	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	248	500
4	NaN	2164	2023-10-17 17:21:22	425	2.0	242.500000	258.093975	60.0	151.25	242.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	425
5	NaN	2176	2023-10-17 16:56:24	409	6.0	238.000000	134.747171	116.0	138.00	184.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	409
6	NaN	2177	2023-10-17 17:02:41	406	6.0	238.000000	134.747171	116.0	138.00	184.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	406
7	NaN	2219	2023-02-22 17:40:55	264	2.0	253.500000	14.849242	243.0	248.25	253.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	264
8	NaN	2223	2023-03-03 13:23:34	259	2.0	135.000000	175.362482	11.0	73.00	135.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	259
9	NaN	2241	2023-04-28 14:57:23	199	4.0	155.500000	69.294059	52.0	151.75	185.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	199
10	NaN	2270	2023-11-10 08:21:04	122	6.0	43.666667	53.166405	4.0	7.75	14.0	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59.000000	CURRENT	1.0	comment	RECENT	2023-11-14 04:00:05.303778	False	0	122
11	NaN	2280	2023-11-13 21:03:17	101	2.0	54.000000	66.468037	7.0	30.50	54.0	...	rahul.k4@tataelxsi.co.in	2023-11-14 04:00:05.303778	RECENT	1.0	everconfirmed	RECENT	2023-11-14 04:00:05.303778	False	101	101
12	NaN	2281	2023-08-04 08:10:19	101	6.0	43.666667	53.166405	4.0	7.75	14.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	101
13	NaN	2299	2023-10-30 17:35:50	14	6.0	21.166667	36.875014	3.0	4.25	5.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-10-31 23:59:59.000000	False	0	14

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	769	1.0	769.000000	NaN	769.0	769.00	769.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	769
1	NaN	2015	2023-06-14 14:52:04	566	1.0	566.000000	NaN	566.0	566.00	566.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	566
2	NaN	2195	2023-05-15 14:29:20	360	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	360
3	NaN	2200	2023-02-07 00:00:27	341	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	341
4	NaN	2205	2023-02-13 00:00:24	335	1.0	335.000000	NaN	335.0	335.00	335.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	335
5	NaN	2214	2023-03-07 05:29:42	292	3.0	406.666667	254.199397	230.0	261.00	292.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	292
6	NaN	2215	2023-02-13 13:26:07	276	1.0	276.000000	NaN	276.0	276.00	276.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	276
7	NaN	2221	2023-02-27 15:30:34	259	2.0	259.000000	0.000000	259.0	259.00	259.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	259
8	NaN	2222	2023-02-27 15:53:28	259	2.0	259.000000	0.000000	259.0	259.00	259.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	259
9	NaN	2225	2023-06-21 13:04:50	243	2.0	253.500000	14.849242	243.0	248.25	253.5	...	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	243
10	NaN	2226	2023-03-15 17:53:51	243	1.0	243.000000	NaN	243.0	243.00	243.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	243
11	NaN	2227	2023-11-08 10:03:11	243	1.0	243.000000	NaN	243.0	243.00	243.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-14 04:00:05.303778	False	0	243
12	NaN	2229	2023-03-30 11:29:33	230	1.0	230.000000	NaN	230.0	230.00	230.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	230
13	NaN	2230	2023-03-28 19:37:13	230	3.0	406.666667	254.199397	230.0	261.00	292.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	230
14	NaN	2233	2023-04-13 10:02:45	214	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	214
15	NaN	2235	2023-06-11 19:42:11	209	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	209
16	NaN	2238	2023-04-21 14:35:51	206	1.0	206.000000	NaN	206.0	206.00	206.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	206
17	NaN	2240	2023-04-24 16:52:54	203	6.0	238.000000	134.747171	116.0	138.00	184.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	203
18	NaN	2242	2023-05-12 12:45:47	189	1.0	189.000000	NaN	189.0	189.00	189.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	189
19	NaN	2243	2023-05-11 09:09:17	186	4.0	155.500000	69.294059	52.0	151.75	185.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	186
20	NaN	2245	2023-07-07 15:44:24	185	4.0	155.500000	69.294059	52.0	151.75	185.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	185
21	NaN	2251	2023-08-24 16:59:52	165	6.0	238.000000	134.747171	116.0	138.00	184.0	...	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	165
22	NaN	2255	2023-08-24 16:59:09	153	11.0	313.545455	242.594874	11.0	142.50	214.0	...	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	153
23	NaN	2259	2023-06-15 17:15:02	151	2.0	151.000000	0.000000	151.0	151.00	151.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	151
24	NaN	2260	2023-06-15 17:18:45	151	2.0	151.000000	0.000000	151.0	151.00	151.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	151
25	NaN	2261	2023-06-21 13:01:39	147	4.0	150.000000	10.099505	144.0	144.00	145.5	...	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	147
26	NaN	2263	2023-06-21 12:59:45	146	4.0	150.750000	9.500000	146.0	146.00	146.0	...	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	146
27	NaN	2264	2023-06-21 12:59:58	146	4.0	150.750000	9.500000	146.0	146.00	146.0	...	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	146
28	NaN	2265	2023-06-21 13:00:12	146	4.0	150.750000	9.500000	146.0	146.00	146.0	...	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	146
29	NaN	2266	2023-06-22 15:10:37	144	4.0	150.000000	10.099505	144.0	144.00	145.5	...	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	144
30	NaN	2267	2023-06-22 15:10:07	144	4.0	150.000000	10.099505	144.0	144.00	145.5	...	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	144
31	NaN	2268	2023-11-13 16:40:36	132	11.0	313.545455	242.594874	11.0	142.50	214.0	...	gerardo.garciadeblas@telefonica.com	2023-07-31 23:59:59	CURRENT	1.0	comment	RECENT	2023-11-14 04:00:05.303778	False	0	132
32	NaN	2269	2023-07-07 16:05:57	129	6.0	238.000000	134.747171	116.0	138.00	184.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	129
33	NaN	2271	2023-07-19 18:53:57	122	11.0	313.545455	242.594874	11.0	142.50	214.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	122
34	NaN	2274	2023-07-20 15:08:35	116	6.0	238.000000	134.747171	116.0	138.00	184.0	...	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	116
35	NaN	2277	2023-07-26 11:00:06	110	1.0	110.000000	NaN	110.0	110.00	110.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	110
36	NaN	2278	2023-08-10 09:39:19	110	1.0	110.000000	NaN	110.0	110.00	110.0	...	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	110
37	NaN	2279	2023-07-27 01:01:52	110	1.0	110.000000	NaN	110.0	110.00	110.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	110
38	NaN	2286	2023-09-08 11:17:57	75	1.0	75.000000	NaN	75.0	75.00	75.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59.000000	False	0	75

39 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs