Analysis of OSM events in Bugzilla

Date and time of the report: 2024-01-17 05:00:05.158536

Analysed period: 2020-07-01 to 2024-01-17.

Bugs considered recent: Since 2023-12-27.

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	833.000000	NaN	833.0	833.00	833.0	833.00	833.0
1	DEVOPS	8.0	218.375000	138.995311	55.0	75.00	248.5	323.00	399.0
2	Documentation / Wiki	4.0	214.000000	10.099505	208.0	208.00	209.5	215.50	229.0
3	Gerrit	1.0	630.000000	NaN	630.0	630.00	630.0	630.00	630.0
4	IM-NBI	14.0	132.142857	91.582545	41.0	67.25	73.5	226.75	294.0
5	LCM	14.0	181.642857	220.377162	27.0	35.00	66.5	261.75	762.0
6	MON	2.0	305.000000	49.497475	270.0	287.50	305.0	322.50	340.0
7	N2VC	1.0	174.000000	NaN	174.0	174.00	174.0	174.00	174.0
8	OSMClient	8.0	280.250000	120.793507	180.0	209.50	222.0	317.75	473.0
9	POL	2.0	67.000000	5.656854	63.0	65.00	67.0	69.00	71.0
10	RO	18.0	257.166667	241.153661	55.0	71.75	175.5	373.25	907.0
11	Robot-tests	12.0	89.583333	92.574745	27.0	27.00	27.0	210.00	229.0

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	5	7.0
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	13	17.0
Robot-tests	0	1	3	4.0
All	5	12	52	69.0

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	229	4.0	214.000	10.099505	208.0	208.00	209.5	...	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	229
1	NaN	2270	2023-11-10 08:21:04	186	8.0	96.250	49.660994	61.0	66.75	72.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	186
2	NaN	2280	2023-11-13 21:03:17	165	5.0	78.800	50.021995	35.0	61.00	62.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	165
3	NaN	2281	2023-08-04 08:10:19	165	8.0	96.250	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	165
4	NaN	2284	2023-08-09 11:49:19	160	8.0	79.625	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	160

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	907	9.0	413.333333	257.576202	55.0	273.00	405.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59	False	319	907
1	NaN	1830	2023-11-08 06:14:48	762	5.0	294.800000	300.514060	27.0	35.00	294.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59	False	581	762
2	NaN	2019	2023-12-12 08:56:06	628	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	193	628
3	NaN	2164	2023-10-17 17:21:22	489	3.0	216.000000	240.576391	35.0	79.50	124.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	138	489
4	NaN	2176	2023-10-17 16:56:24	473	6.0	302.000000	134.747171	180.0	202.00	248.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	382	473
5	NaN	2177	2023-10-17 17:02:41	470	6.0	302.000000	134.747171	180.0	202.00	248.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	379	470
6	NaN	2223	2023-03-03 13:23:34	323	2.0	199.000000	175.362482	75.0	137.00	199.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	323
7	NaN	2241	2023-04-28 14:57:23	263	4.0	219.500000	69.294059	116.0	215.75	249.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	263
8	NaN	2253	2023-08-24 16:59:30	229	8.0	120.875000	100.549117	27.0	27.00	118.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	229
9	NaN	2299	2023-12-04 16:05:27	78	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	0	78
10	NaN	2301	2023-11-02 10:16:46	75	2.0	65.000000	14.142136	55.0	60.00	65.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	75
11	NaN	2305	2023-11-06 21:11:09	71	2.0	67.000000	5.656854	63.0	65.00	67.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71

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	833	1.0	833.000000	NaN	833.0	833.00	833.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	833
1	NaN	2015	2023-06-14 14:52:04	630	1.0	630.000000	NaN	630.0	630.00	630.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	630
2	NaN	2093	2023-07-19 17:19:49	564	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	564
3	NaN	2195	2023-05-15 14:29:20	424	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	424
4	NaN	2200	2023-02-07 00:00:27	405	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	405
5	NaN	2205	2023-02-13 00:00:24	399	1.0	399.000000	NaN	399.0	399.00	399.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	399
6	NaN	2214	2023-03-07 05:29:42	356	5.0	294.800000	300.514060	27.0	35.00	294.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	356
7	NaN	2215	2023-02-13 13:26:07	340	1.0	340.000000	NaN	340.0	340.00	340.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	340
8	NaN	2221	2023-02-27 15:30:34	323	2.0	323.000000	0.000000	323.0	323.00	323.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	323
9	NaN	2222	2023-02-27 15:53:28	323	2.0	323.000000	0.000000	323.0	323.00	323.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	323
10	NaN	2229	2023-03-30 11:29:33	294	1.0	294.000000	NaN	294.0	294.00	294.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	294
11	NaN	2230	2023-03-28 19:37:13	294	5.0	294.800000	300.514060	27.0	35.00	294.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	294
12	NaN	2233	2023-04-13 10:02:45	278	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	278
13	NaN	2235	2023-06-11 19:42:11	273	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	273
14	NaN	2238	2023-04-21 14:35:51	270	1.0	270.000000	NaN	270.0	270.00	270.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	270
15	NaN	2240	2023-04-24 16:52:54	267	6.0	302.000000	134.747171	180.0	202.00	248.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	267
16	NaN	2243	2023-05-11 09:09:17	250	4.0	219.500000	69.294059	116.0	215.75	249.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	250
17	NaN	2245	2023-11-27 17:49:44	249	4.0	219.500000	69.294059	116.0	215.75	249.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	249
18	NaN	2251	2023-08-24 16:59:52	229	6.0	302.000000	134.747171	180.0	202.00	248.0	...	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	229
19	NaN	2259	2023-06-15 17:15:02	215	2.0	215.000000	0.000000	215.0	215.00	215.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	215
20	NaN	2260	2023-06-15 17:18:45	215	2.0	215.000000	0.000000	215.0	215.00	215.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	215
21	NaN	2261	2023-06-21 13:01:39	211	4.0	214.000000	10.099505	208.0	208.00	209.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	211
22	NaN	2263	2023-06-21 12:59:45	210	8.0	120.875000	100.549117	27.0	27.00	118.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	210
23	NaN	2264	2023-06-21 12:59:58	210	8.0	120.875000	100.549117	27.0	27.00	118.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	210
24	NaN	2265	2023-06-21 13:00:12	210	8.0	120.875000	100.549117	27.0	27.00	118.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	210
25	NaN	2266	2023-06-22 15:10:37	208	4.0	214.000000	10.099505	208.0	208.00	209.5	...	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	208
26	NaN	2267	2023-06-22 15:10:07	208	4.0	214.000000	10.099505	208.0	208.00	209.5	...	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	208
27	NaN	2269	2023-07-07 16:05:57	193	6.0	302.000000	134.747171	180.0	202.00	248.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	193
28	NaN	2271	2023-07-19 18:53:57	186	9.0	413.333333	257.576202	55.0	273.00	405.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	186
29	NaN	2274	2023-07-20 15:08:35	180	6.0	302.000000	134.747171	180.0	202.00	248.0	...	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	180
30	NaN	2277	2023-07-26 11:00:06	174	1.0	174.000000	NaN	174.0	174.00	174.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	174
31	NaN	2278	2023-08-10 09:39:19	174	1.0	174.000000	NaN	174.0	174.00	174.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	174
32	NaN	2286	2023-09-08 11:17:57	139	1.0	139.000000	NaN	139.0	139.00	139.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	139
33	NaN	2287	2023-09-18 23:58:26	124	3.0	216.000000	240.576391	35.0	79.50	124.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	124
34	NaN	2288	2023-09-22 15:22:41	116	4.0	219.500000	69.294059	116.0	215.75	249.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	116
35	NaN	2298	2023-10-26 18:28:56	82	8.0	96.250000	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-10-31 23:59:59	False	0	82
36	NaN	2300	2023-11-02 10:16:46	75	2.0	199.000000	175.362482	75.0	137.00	199.0	...	NaN	NaT	NaN	NaN	blocked	CURRENT	2023-11-30 23:59:59	False	0	75
37	NaN	2303	2023-11-09 07:37:41	74	8.0	96.250000	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	74
38	NaN	2304	2023-12-11 15:40:49	71	5.0	78.800000	50.021995	35.0	61.00	62.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	21	71
39	NaN	2306	2023-11-16 14:53:53	71	8.0	96.250000	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71
40	NaN	2307	2023-11-08 12:21:22	69	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	69
41	NaN	2308	2023-11-14 07:28:00	69	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	69
42	NaN	2310	2023-11-09 14:01:03	68	8.0	96.250000	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	68
43	NaN	2311	2023-11-09 12:04:03	68	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	68
44	NaN	2312	2023-11-13 06:08:30	67	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	67
45	NaN	2313	2023-11-14 12:17:39	63	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63
46	NaN	2314	2023-11-16 10:54:53	63	8.0	79.625000	32.810876	63.0	66.00	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63
47	NaN	2315	2023-11-16 10:54:23	63	2.0	67.000000	5.656854	63.0	65.00	67.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63
48	NaN	2316	2023-11-14 18:31:37	63	8.0	96.250000	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63
49	NaN	2317	2023-12-14 16:00:54	62	5.0	78.800000	50.021995	35.0	61.00	62.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	29	62
50	NaN	2318	2023-11-16 16:28:43	61	8.0	96.250000	49.660994	61.0	66.75	72.5	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-11-30 23:59:59	False	0	61
51	NaN	2319	2023-11-17 05:47:17	61	5.0	78.800000	50.021995	35.0	61.00	62.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	61

52 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs