Analysis of OSM events in Bugzilla

Date and time of the report: 2024-01-25 05:00:04.919848

Analysed period: 2020-07-01 to 2024-01-25.

Bugs considered recent: Since 2024-01-04.

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:

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	Total
MODULE
Bugzilla	1	1
DEVOPS	8	8
Documentation / Wiki	4	4
Gerrit	1	1
IM-NBI	14	14
LCM	14	14
MON	2	2
N2VC	1	1
OSMClient	8	8
POL	2	2
RO	18	18
Robot-tests	12	12
Total	85	85

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	Total
VALUE
OPEN-UNCONFIRMED	73	73
CONFIRMED	8	8
IN_PROGRESS	4	4
Total	85	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	841.000000	NaN	841.0	841.00	841.0	841.00	841.0
1	DEVOPS	8.0	226.375000	138.995311	63.0	83.00	256.5	331.00	407.0
2	Documentation / Wiki	4.0	222.000000	10.099505	216.0	216.00	217.5	223.50	237.0
3	Gerrit	1.0	638.000000	NaN	638.0	638.00	638.0	638.00	638.0
4	IM-NBI	14.0	140.142857	91.582545	49.0	75.25	81.5	234.75	302.0
5	LCM	14.0	189.642857	220.377162	35.0	43.00	74.5	269.75	770.0
6	MON	2.0	313.000000	49.497475	278.0	295.50	313.0	330.50	348.0
7	N2VC	1.0	182.000000	NaN	182.0	182.00	182.0	182.00	182.0
8	OSMClient	8.0	288.250000	120.793507	188.0	217.50	230.0	325.75	481.0
9	POL	2.0	75.000000	5.656854	71.0	73.00	75.0	77.00	79.0
10	RO	18.0	265.166667	241.153661	63.0	79.75	183.5	381.25	915.0
11	Robot-tests	12.0	97.583333	92.574745	35.0	35.00	35.0	218.00	237.0

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	6	8.0
Documentation / Wiki	1	0	3	4.0
Gerrit	0	0	1	1.0
IM-NBI	1	2	10	13.0
LCM	1	2	6	9.0
MON	0	0	2	2.0
N2VC	0	0	1	1.0
OSMClient	0	2	6	8.0
POL	0	1	1	2.0
RO	2	2	14	18.0
Robot-tests	0	1	3	4.0
All	5	12	54	71.0

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	237	4.0	222.000	10.099505	216.0	216.00	217.5	...	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	237
1	NaN	2270	2023-11-10 08:21:04	194	8.0	104.250	49.660994	69.0	74.75	80.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	194
2	NaN	2280	2024-01-18 15:39:05	173	5.0	86.800	50.021995	43.0	69.00	70.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	comment	RECENT	2024-01-25 04:00:04.948575	False	101	173
3	NaN	2281	2023-08-04 08:10:19	173	8.0	104.250	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	173
4	NaN	2284	2023-08-09 11:49:19	168	8.0	87.625	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	168

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	915	9.0	421.333333	257.576202	63.0	281.00	413.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59	False	319	915
1	NaN	1830	2023-11-08 06:14:48	770	5.0	302.800000	300.514060	35.0	43.00	302.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59	False	581	770
2	NaN	2019	2023-12-12 08:56:06	636	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	193	636
3	NaN	2164	2023-10-17 17:21:22	497	3.0	224.000000	240.576391	43.0	87.50	132.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	138	497
4	NaN	2176	2023-10-17 16:56:24	481	6.0	310.000000	134.747171	188.0	210.00	256.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	382	481
5	NaN	2177	2023-10-17 17:02:41	478	6.0	310.000000	134.747171	188.0	210.00	256.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	379	478
6	NaN	2223	2023-03-03 13:23:34	331	2.0	207.000000	175.362482	83.0	145.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	331
7	NaN	2241	2023-04-28 14:57:23	271	4.0	227.500000	69.294059	124.0	223.75	257.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	271
8	NaN	2253	2023-08-24 16:59:30	237	8.0	128.875000	100.549117	35.0	35.00	126.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	237
9	NaN	2299	2023-12-04 16:05:27	86	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	0	86
10	NaN	2301	2023-11-02 10:16:46	83	2.0	73.000000	14.142136	63.0	68.00	73.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	83
11	NaN	2305	2023-11-06 21:11:09	79	2.0	75.000000	5.656854	71.0	73.00	75.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	79

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	841	1.0	841.000000	NaN	841.0	841.00	841.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	841
1	NaN	2015	2023-06-14 14:52:04	638	1.0	638.000000	NaN	638.0	638.00	638.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	638
2	NaN	2093	2023-07-19 17:19:49	572	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	572
3	NaN	2195	2023-05-15 14:29:20	432	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	432
4	NaN	2200	2023-02-07 00:00:27	413	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	413
5	NaN	2205	2023-02-13 00:00:24	407	1.0	407.000000	NaN	407.0	407.00	407.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	407
6	NaN	2214	2023-03-07 05:29:42	364	5.0	302.800000	300.514060	35.0	43.00	302.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	364
7	NaN	2215	2023-02-13 13:26:07	348	1.0	348.000000	NaN	348.0	348.00	348.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	348
8	NaN	2221	2023-02-27 15:30:34	331	2.0	331.000000	0.000000	331.0	331.00	331.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	331
9	NaN	2222	2023-02-27 15:53:28	331	2.0	331.000000	0.000000	331.0	331.00	331.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	331
10	NaN	2229	2023-03-30 11:29:33	302	1.0	302.000000	NaN	302.0	302.00	302.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	302
11	NaN	2230	2023-03-28 19:37:13	302	5.0	302.800000	300.514060	35.0	43.00	302.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	302
12	NaN	2233	2023-04-13 10:02:45	286	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	286
13	NaN	2235	2023-06-11 19:42:11	281	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	281
14	NaN	2238	2023-04-21 14:35:51	278	1.0	278.000000	NaN	278.0	278.00	278.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	278
15	NaN	2240	2023-04-24 16:52:54	275	6.0	310.000000	134.747171	188.0	210.00	256.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	275
16	NaN	2243	2023-05-11 09:09:17	258	4.0	227.500000	69.294059	124.0	223.75	257.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	258
17	NaN	2245	2023-11-27 17:49:44	257	4.0	227.500000	69.294059	124.0	223.75	257.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	257
18	NaN	2251	2023-08-24 16:59:52	237	6.0	310.000000	134.747171	188.0	210.00	256.0	...	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	237
19	NaN	2259	2023-06-15 17:15:02	223	2.0	223.000000	0.000000	223.0	223.00	223.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	223
20	NaN	2260	2023-06-15 17:18:45	223	2.0	223.000000	0.000000	223.0	223.00	223.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	223
21	NaN	2261	2023-06-21 13:01:39	219	4.0	222.000000	10.099505	216.0	216.00	217.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	219
22	NaN	2263	2023-06-21 12:59:45	218	8.0	128.875000	100.549117	35.0	35.00	126.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	218
23	NaN	2264	2023-06-21 12:59:58	218	8.0	128.875000	100.549117	35.0	35.00	126.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	218
24	NaN	2265	2023-06-21 13:00:12	218	8.0	128.875000	100.549117	35.0	35.00	126.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	218
25	NaN	2266	2023-06-22 15:10:37	216	4.0	222.000000	10.099505	216.0	216.00	217.5	...	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	216
26	NaN	2267	2023-06-22 15:10:07	216	4.0	222.000000	10.099505	216.0	216.00	217.5	...	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	216
27	NaN	2269	2023-07-07 16:05:57	201	6.0	310.000000	134.747171	188.0	210.00	256.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	201
28	NaN	2271	2023-07-19 18:53:57	194	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	194
29	NaN	2274	2023-07-20 15:08:35	188	6.0	310.000000	134.747171	188.0	210.00	256.0	...	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	188
30	NaN	2277	2023-07-26 11:00:06	182	1.0	182.000000	NaN	182.0	182.00	182.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	182
31	NaN	2278	2023-08-10 09:39:19	182	1.0	182.000000	NaN	182.0	182.00	182.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	182
32	NaN	2286	2023-09-08 11:17:57	147	1.0	147.000000	NaN	147.0	147.00	147.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	147
33	NaN	2287	2023-09-18 23:58:26	132	3.0	224.000000	240.576391	43.0	87.50	132.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	132
34	NaN	2288	2023-09-22 15:22:41	124	4.0	227.500000	69.294059	124.0	223.75	257.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	124
35	NaN	2298	2023-10-26 18:28:56	90	8.0	104.250000	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-10-31 23:59:59	False	0	90
36	NaN	2300	2023-11-02 10:16:46	83	2.0	207.000000	175.362482	83.0	145.00	207.0	...	NaN	NaT	NaN	NaN	blocked	CURRENT	2023-11-30 23:59:59	False	0	83
37	NaN	2303	2023-11-09 07:37:41	82	8.0	104.250000	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	82
38	NaN	2304	2023-12-11 15:40:49	79	5.0	86.800000	50.021995	43.0	69.00	70.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	21	79
39	NaN	2306	2023-11-16 14:53:53	79	8.0	104.250000	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	79
40	NaN	2307	2023-11-08 12:21:22	77	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	77
41	NaN	2308	2023-11-14 07:28:00	77	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	77
42	NaN	2310	2023-11-09 14:01:03	76	8.0	104.250000	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	76
43	NaN	2311	2023-11-09 12:04:03	76	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	76
44	NaN	2312	2023-11-13 06:08:30	75	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	75
45	NaN	2313	2023-11-14 12:17:39	71	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71
46	NaN	2314	2023-11-16 10:54:53	71	8.0	87.625000	32.810876	71.0	74.00	76.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71
47	NaN	2315	2023-11-16 10:54:23	71	2.0	75.000000	5.656854	71.0	73.00	75.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71
48	NaN	2316	2023-11-14 18:31:37	71	8.0	104.250000	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71
49	NaN	2317	2023-12-14 16:00:54	70	5.0	86.800000	50.021995	43.0	69.00	70.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	29	70
50	NaN	2318	2023-11-16 16:28:43	69	8.0	104.250000	49.660994	69.0	74.75	80.5	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-11-30 23:59:59	False	0	69
51	NaN	2319	2023-11-17 05:47:17	69	5.0	86.800000	50.021995	43.0	69.00	70.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	69
52	NaN	2320	2023-11-22 16:37:54	63	9.0	421.333333	257.576202	63.0	281.00	413.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63
53	NaN	2321	2023-11-24 17:15:07	63	2.0	73.000000	14.142136	63.0	68.00	73.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63

54 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs