Analysis of OSM events in Bugzilla

Date and time of the report: 2023-12-27 05:00:05.318858

Analysed period: 2020-07-01 to 2023-12-27.

Bugs considered recent: Since 2023-12-06.

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	812.000000	NaN	812.0	812.00	812.0	812.00	812.0
1	DEVOPS	8.0	197.375000	138.995311	34.0	54.00	227.5	302.00	378.0
2	Documentation / Wiki	4.0	193.000000	10.099505	187.0	187.00	188.5	194.50	208.0
3	Gerrit	1.0	609.000000	NaN	609.0	609.00	609.0	609.00	609.0
4	IM-NBI	14.0	111.142857	91.582545	20.0	46.25	52.5	205.75	273.0
5	LCM	14.0	160.642857	220.377162	6.0	14.00	45.5	240.75	741.0
6	MON	2.0	284.000000	49.497475	249.0	266.50	284.0	301.50	319.0
7	N2VC	1.0	153.000000	NaN	153.0	153.00	153.0	153.00	153.0
8	OSMClient	8.0	259.250000	120.793507	159.0	188.50	201.0	296.75	452.0
9	POL	2.0	46.000000	5.656854	42.0	44.00	46.0	48.00	50.0
10	RO	18.0	236.166667	241.153661	34.0	50.75	154.5	352.25	886.0
11	Robot-tests	12.0	68.583333	92.574745	6.0	6.00	6.0	189.00	208.0

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	8	12.0
Robot-tests	0	1	3	4.0
All	5	12	36	53.0

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	208	4.0	193.000	10.099505	187.0	187.00	188.5	...	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	208
1	NaN	2270	2023-11-10 08:21:04	165	8.0	75.250	49.660994	40.0	45.75	51.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	165
2	NaN	2280	2023-11-13 21:03:17	144	5.0	57.800	50.021995	14.0	40.00	41.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	144
3	NaN	2281	2023-08-04 08:10:19	144	8.0	75.250	49.660994	40.0	45.75	51.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	144
4	NaN	2284	2023-08-09 11:49:19	139	8.0	58.625	32.810876	42.0	45.00	47.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	139

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	886	9.0	392.333333	257.576202	34.0	252.00	384.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	886
1	NaN	1830	2023-11-08 06:14:48	741	5.0	273.800000	300.514060	6.0	14.00	273.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59.000000	False	581	741
2	NaN	2019	2023-12-12 08:56:06	607	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-12-27 04:00:05.347079	False	193	607
3	NaN	2164	2023-10-17 17:21:22	468	3.0	195.000000	240.576391	14.0	58.50	103.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	468
4	NaN	2176	2023-10-17 16:56:24	452	6.0	281.000000	134.747171	159.0	181.00	227.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	452
5	NaN	2177	2023-10-17 17:02:41	449	6.0	281.000000	134.747171	159.0	181.00	227.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	449
6	NaN	2223	2023-03-03 13:23:34	302	2.0	178.000000	175.362482	54.0	116.00	178.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	302
7	NaN	2241	2023-04-28 14:57:23	242	4.0	198.500000	69.294059	95.0	194.75	228.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	242
8	NaN	2253	2023-08-24 16:59:30	208	8.0	99.875000	100.549117	6.0	6.00	97.5	...	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	208
9	NaN	2299	2023-12-04 16:05:27	57	8.0	58.625000	32.810876	42.0	45.00	47.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-27 04:00:05.347079	False	0	57
10	NaN	2301	2023-11-02 10:16:46	54	2.0	44.000000	14.142136	34.0	39.00	44.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	54
11	NaN	2305	2023-11-06 21:11:09	50	2.0	46.000000	5.656854	42.0	44.00	46.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	50

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	812	1.0	812.000000	NaN	812.0	812.00	812.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	812
1	NaN	2015	2023-06-14 14:52:04	609	1.0	609.000000	NaN	609.0	609.00	609.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	609
2	NaN	2093	2023-07-19 17:19:49	543	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	543
3	NaN	2195	2023-05-15 14:29:20	403	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	403
4	NaN	2200	2023-02-07 00:00:27	384	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	384
5	NaN	2205	2023-02-13 00:00:24	378	1.0	378.000000	NaN	378.0	378.00	378.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	378
6	NaN	2214	2023-03-07 05:29:42	335	5.0	273.800000	300.514060	6.0	14.00	273.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	335
7	NaN	2215	2023-02-13 13:26:07	319	1.0	319.000000	NaN	319.0	319.00	319.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	319
8	NaN	2221	2023-02-27 15:30:34	302	2.0	302.000000	0.000000	302.0	302.00	302.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	302
9	NaN	2222	2023-02-27 15:53:28	302	2.0	302.000000	0.000000	302.0	302.00	302.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	302
10	NaN	2229	2023-03-30 11:29:33	273	1.0	273.000000	NaN	273.0	273.00	273.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	273
11	NaN	2230	2023-03-28 19:37:13	273	5.0	273.800000	300.514060	6.0	14.00	273.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	273
12	NaN	2233	2023-04-13 10:02:45	257	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	257
13	NaN	2235	2023-06-11 19:42:11	252	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	252
14	NaN	2238	2023-04-21 14:35:51	249	1.0	249.000000	NaN	249.0	249.00	249.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	249
15	NaN	2240	2023-04-24 16:52:54	246	6.0	281.000000	134.747171	159.0	181.00	227.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	246
16	NaN	2243	2023-05-11 09:09:17	229	4.0	198.500000	69.294059	95.0	194.75	228.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	229
17	NaN	2245	2023-11-27 17:49:44	228	4.0	198.500000	69.294059	95.0	194.75	228.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	228
18	NaN	2251	2023-08-24 16:59:52	208	6.0	281.000000	134.747171	159.0	181.00	227.0	...	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	208
19	NaN	2259	2023-06-15 17:15:02	194	2.0	194.000000	0.000000	194.0	194.00	194.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	194
20	NaN	2260	2023-06-15 17:18:45	194	2.0	194.000000	0.000000	194.0	194.00	194.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	194
21	NaN	2261	2023-06-21 13:01:39	190	4.0	193.000000	10.099505	187.0	187.00	188.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	190
22	NaN	2263	2023-06-21 12:59:45	189	8.0	99.875000	100.549117	6.0	6.00	97.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	189
23	NaN	2264	2023-06-21 12:59:58	189	8.0	99.875000	100.549117	6.0	6.00	97.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	189
24	NaN	2265	2023-06-21 13:00:12	189	8.0	99.875000	100.549117	6.0	6.00	97.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	189
25	NaN	2266	2023-06-22 15:10:37	187	4.0	193.000000	10.099505	187.0	187.00	188.5	...	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	187
26	NaN	2267	2023-06-22 15:10:07	187	4.0	193.000000	10.099505	187.0	187.00	188.5	...	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	187
27	NaN	2269	2023-07-07 16:05:57	172	6.0	281.000000	134.747171	159.0	181.00	227.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	172
28	NaN	2271	2023-07-19 18:53:57	165	9.0	392.333333	257.576202	34.0	252.00	384.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	165
29	NaN	2274	2023-07-20 15:08:35	159	6.0	281.000000	134.747171	159.0	181.00	227.0	...	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	159
30	NaN	2277	2023-07-26 11:00:06	153	1.0	153.000000	NaN	153.0	153.00	153.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	153
31	NaN	2278	2023-08-10 09:39:19	153	1.0	153.000000	NaN	153.0	153.00	153.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	153
32	NaN	2286	2023-09-08 11:17:57	118	1.0	118.000000	NaN	118.0	118.00	118.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	118
33	NaN	2287	2023-09-18 23:58:26	103	3.0	195.000000	240.576391	14.0	58.50	103.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	103
34	NaN	2288	2023-09-22 15:22:41	95	4.0	198.500000	69.294059	95.0	194.75	228.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	95
35	NaN	2298	2023-10-26 18:28:56	61	8.0	75.250000	49.660994	40.0	45.75	51.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-10-31 23:59:59	False	0	61

36 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs