Analysis of OSM events in Bugzilla

Date and time of the report: 2023-12-22 05:00:05.198567

Analysed period: 2020-07-01 to 2023-12-22.

Bugs considered recent: Since 2023-12-01.

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:

85

Bugs present in multiple branches:

	BUG_DESCRIPTION	NUM_BRANCHES	RELEASE	MODULE	TIMESTAMP
0	NS deletion takes longer than expected for bas...	2	[Master, v15.0]	LCM	2023-12-20 14:13:28
1	Robot testsuite heal_02 fails in a step when c...	2	[Master, v15.0]	Robot-tests	2023-12-20 15:09:20
2	Robot testsuite heal_03 fails when checking if...	2	[Master, v15.0]	Robot-tests	2023-12-20 17:06:32
3	Robot testsuite lcmop_01 fails in daily job wh...	2	[Master, v15.0]	Robot-tests	2023-12-20 14:23:08
4	Robot testsuite sol003_02 fails in the verific...	2	[Master, v15.0]	Robot-tests	2023-12-20 13:51:33
5	Unable to install OSM in air-gapped environmet	2	[Master, v14.0]	DEVOPS	2023-11-02 10:16:24
6	Updating a VNF instance with an NS update oper...	3	[Master, v14.0, v12.0]	LCM	2023-12-12 11:11:02

Number of bugs per module

AGE	CURRENT	RECENT	Total
MODULE
Bugzilla	1	0	1
DEVOPS	8	0	8
Documentation / Wiki	4	0	4
Gerrit	1	0	1
IM-NBI	13	1	14
LCM	8	6	14
MON	2	0	2
N2VC	1	0	1
OSMClient	8	0	8
POL	2	0	2
RO	18	0	18
Robot-tests	4	8	12
Total	70	15	85

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	59	14	73
CONFIRMED	8	0	8
IN_PROGRESS	3	1	4
Total	70	15	85

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	807.000000	NaN	807.0	807.00	807.0	807.00	807.0
1	DEVOPS	8.0	192.375000	138.995311	29.0	49.00	222.5	297.00	373.0
2	Documentation / Wiki	4.0	188.000000	10.099505	182.0	182.00	183.5	189.50	203.0
3	Gerrit	1.0	604.000000	NaN	604.0	604.00	604.0	604.00	604.0
4	IM-NBI	14.0	106.142857	91.582545	15.0	41.25	47.5	200.75	268.0
5	LCM	14.0	155.642857	220.377162	1.0	9.00	40.5	235.75	736.0
6	MON	2.0	279.000000	49.497475	244.0	261.50	279.0	296.50	314.0
7	N2VC	1.0	148.000000	NaN	148.0	148.00	148.0	148.00	148.0
8	OSMClient	8.0	254.250000	120.793507	154.0	183.50	196.0	291.75	447.0
9	POL	2.0	41.000000	5.656854	37.0	39.00	41.0	43.00	45.0
10	RO	18.0	231.166667	241.153661	29.0	45.75	149.5	347.25	881.0
11	Robot-tests	12.0	63.583333	92.574745	1.0	1.00	1.0	184.00	203.0

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	1	1.0
OSMClient	0	2	6	8.0
POL	0	1	0	1.0
RO	2	2	7	11.0
Robot-tests	0	1	3	4.0
All	5	12	35	52.0

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	203	4.0	188.000	10.099505	182.0	182.00	183.5	...	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	203
1	NaN	2270	2023-11-10 08:21:04	160	8.0	70.250	49.660994	35.0	40.75	46.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	160
2	NaN	2280	2023-11-13 21:03:17	139	5.0	52.800	50.021995	9.0	35.00	36.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	139
3	NaN	2281	2023-08-04 08:10:19	139	8.0	70.250	49.660994	35.0	40.75	46.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	139
4	NaN	2284	2023-08-09 11:49:19	134	8.0	53.625	32.810876	37.0	40.00	42.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	134

5 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	881	9.0	387.333333	257.576202	29.0	247.00	379.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	881
1	NaN	1830	2023-11-08 06:14:48	736	5.0	268.800000	300.514060	1.0	9.00	268.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59.000000	False	581	736
2	NaN	2019	2023-12-12 08:56:06	602	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-12-22 04:00:05.226360	False	193	602
3	NaN	2164	2023-10-17 17:21:22	463	3.0	190.000000	240.576391	9.0	53.50	98.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	463
4	NaN	2176	2023-10-17 16:56:24	447	6.0	276.000000	134.747171	154.0	176.00	222.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	447
5	NaN	2177	2023-10-17 17:02:41	444	6.0	276.000000	134.747171	154.0	176.00	222.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	444
6	NaN	2223	2023-03-03 13:23:34	297	2.0	173.000000	175.362482	49.0	111.00	173.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	297
7	NaN	2241	2023-04-28 14:57:23	237	4.0	193.500000	69.294059	90.0	189.75	223.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	237
8	NaN	2253	2023-08-24 16:59:30	203	8.0	94.875000	100.549117	1.0	1.00	92.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59.000000	False	0	203
9	NaN	2299	2023-12-04 16:05:27	52	8.0	53.625000	32.810876	37.0	40.00	42.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-12-22 04:00:05.226360	False	0	52
10	NaN	2301	2023-11-02 10:16:46	49	2.0	39.000000	14.142136	29.0	34.00	39.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	49
11	NaN	2305	2023-11-06 21:11:09	45	2.0	41.000000	5.656854	37.0	39.00	41.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	45

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	807	1.0	807.000000	NaN	807.0	807.00	807.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	807
1	NaN	2015	2023-06-14 14:52:04	604	1.0	604.000000	NaN	604.0	604.00	604.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	604
2	NaN	2093	2023-07-19 17:19:49	538	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	538
3	NaN	2195	2023-05-15 14:29:20	398	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	398
4	NaN	2200	2023-02-07 00:00:27	379	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	379
5	NaN	2205	2023-02-13 00:00:24	373	1.0	373.000000	NaN	373.0	373.00	373.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	373
6	NaN	2214	2023-03-07 05:29:42	330	5.0	268.800000	300.514060	1.0	9.00	268.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	330
7	NaN	2215	2023-02-13 13:26:07	314	1.0	314.000000	NaN	314.0	314.00	314.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	314
8	NaN	2221	2023-02-27 15:30:34	297	2.0	297.000000	0.000000	297.0	297.00	297.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	297
9	NaN	2222	2023-02-27 15:53:28	297	2.0	297.000000	0.000000	297.0	297.00	297.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	297
10	NaN	2229	2023-03-30 11:29:33	268	1.0	268.000000	NaN	268.0	268.00	268.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	268
11	NaN	2230	2023-03-28 19:37:13	268	5.0	268.800000	300.514060	1.0	9.00	268.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	268
12	NaN	2233	2023-04-13 10:02:45	252	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	252
13	NaN	2235	2023-06-11 19:42:11	247	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	247
14	NaN	2238	2023-04-21 14:35:51	244	1.0	244.000000	NaN	244.0	244.00	244.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	244
15	NaN	2240	2023-04-24 16:52:54	241	6.0	276.000000	134.747171	154.0	176.00	222.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	241
16	NaN	2243	2023-05-11 09:09:17	224	4.0	193.500000	69.294059	90.0	189.75	223.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	224
17	NaN	2245	2023-11-27 17:49:44	223	4.0	193.500000	69.294059	90.0	189.75	223.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	223
18	NaN	2251	2023-08-24 16:59:52	203	6.0	276.000000	134.747171	154.0	176.00	222.0	...	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	203
19	NaN	2259	2023-06-15 17:15:02	189	2.0	189.000000	0.000000	189.0	189.00	189.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	189
20	NaN	2260	2023-06-15 17:18:45	189	2.0	189.000000	0.000000	189.0	189.00	189.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	189
21	NaN	2261	2023-06-21 13:01:39	185	4.0	188.000000	10.099505	182.0	182.00	183.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	185
22	NaN	2263	2023-06-21 12:59:45	184	8.0	94.875000	100.549117	1.0	1.00	92.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	184
23	NaN	2264	2023-06-21 12:59:58	184	8.0	94.875000	100.549117	1.0	1.00	92.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	184
24	NaN	2265	2023-06-21 13:00:12	184	8.0	94.875000	100.549117	1.0	1.00	92.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	184
25	NaN	2266	2023-06-22 15:10:37	182	4.0	188.000000	10.099505	182.0	182.00	183.5	...	rahul.k4@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	182
26	NaN	2267	2023-06-22 15:10:07	182	4.0	188.000000	10.099505	182.0	182.00	183.5	...	deepika.e@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	182
27	NaN	2269	2023-07-07 16:05:57	167	6.0	276.000000	134.747171	154.0	176.00	222.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	167
28	NaN	2271	2023-07-19 18:53:57	160	9.0	387.333333	257.576202	29.0	247.00	379.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	160
29	NaN	2274	2023-07-20 15:08:35	154	6.0	276.000000	134.747171	154.0	176.00	222.0	...	deepika.e@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-07-31 23:59:59	False	0	154
30	NaN	2277	2023-07-26 11:00:06	148	1.0	148.000000	NaN	148.0	148.00	148.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	148
31	NaN	2278	2023-08-10 09:39:19	148	1.0	148.000000	NaN	148.0	148.00	148.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	148
32	NaN	2286	2023-09-08 11:17:57	113	1.0	113.000000	NaN	113.0	113.00	113.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	113
33	NaN	2287	2023-09-18 23:58:26	98	3.0	190.000000	240.576391	9.0	53.50	98.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	98
34	NaN	2288	2023-09-22 15:22:41	90	4.0	193.500000	69.294059	90.0	189.75	223.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	90

35 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs