Analysis of OSM events in Bugzilla

Date and time of the report: 2024-01-13 05:00:05.523425

Analysed period: 2020-07-01 to 2024-01-13.

Bugs considered recent: Since 2023-12-23.

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	829.000000	NaN	829.0	829.00	829.0	829.00	829.0
1	DEVOPS	8.0	214.375000	138.995311	51.0	71.00	244.5	319.00	395.0
2	Documentation / Wiki	4.0	210.000000	10.099505	204.0	204.00	205.5	211.50	225.0
3	Gerrit	1.0	626.000000	NaN	626.0	626.00	626.0	626.00	626.0
4	IM-NBI	14.0	128.142857	91.582545	37.0	63.25	69.5	222.75	290.0
5	LCM	14.0	177.642857	220.377162	23.0	31.00	62.5	257.75	758.0
6	MON	2.0	301.000000	49.497475	266.0	283.50	301.0	318.50	336.0
7	N2VC	1.0	170.000000	NaN	170.0	170.00	170.0	170.00	170.0
8	OSMClient	8.0	276.250000	120.793507	176.0	205.50	218.0	313.75	469.0
9	POL	2.0	63.000000	5.656854	59.0	61.00	63.0	65.00	67.0
10	RO	18.0	253.166667	241.153661	51.0	67.75	171.5	369.25	903.0
11	Robot-tests	12.0	85.583333	92.574745	23.0	23.00	23.0	206.00	225.0

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	8	11.0
LCM	1	2	4	7.0
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	11	15.0
Robot-tests	0	1	3	4.0
All	5	12	45	62.0

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	225	4.0	210.000	10.099505	204.0	204.00	205.5	...	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	225
1	NaN	2270	2023-11-10 08:21:04	182	8.0	92.250	49.660994	57.0	62.75	68.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	182
2	NaN	2280	2023-11-13 21:03:17	161	5.0	74.800	50.021995	31.0	57.00	58.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	161
3	NaN	2281	2023-08-04 08:10:19	161	8.0	92.250	49.660994	57.0	62.75	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	161
4	NaN	2284	2023-08-09 11:49:19	156	8.0	75.625	32.810876	59.0	62.00	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	156

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	903	9.0	409.333333	257.576202	51.0	269.00	401.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59	False	319	903
1	NaN	1830	2023-11-08 06:14:48	758	5.0	290.800000	300.514060	23.0	31.00	290.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59	False	581	758
2	NaN	2019	2023-12-12 08:56:06	624	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	193	624
3	NaN	2164	2023-10-17 17:21:22	485	3.0	212.000000	240.576391	31.0	75.50	120.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	138	485
4	NaN	2176	2023-10-17 16:56:24	469	6.0	298.000000	134.747171	176.0	198.00	244.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	382	469
5	NaN	2177	2023-10-17 17:02:41	466	6.0	298.000000	134.747171	176.0	198.00	244.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	379	466
6	NaN	2223	2023-03-03 13:23:34	319	2.0	195.000000	175.362482	71.0	133.00	195.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	319
7	NaN	2241	2023-04-28 14:57:23	259	4.0	215.500000	69.294059	112.0	211.75	245.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	259
8	NaN	2253	2023-08-24 16:59:30	225	8.0	116.875000	100.549117	23.0	23.00	114.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	225
9	NaN	2299	2023-12-04 16:05:27	74	8.0	75.625000	32.810876	59.0	62.00	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	0	74
10	NaN	2301	2023-11-02 10:16:46	71	2.0	61.000000	14.142136	51.0	56.00	61.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	71
11	NaN	2305	2023-11-06 21:11:09	67	2.0	63.000000	5.656854	59.0	61.00	63.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	67

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	829	1.0	829.000000	NaN	829.0	829.00	829.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	829
1	NaN	2015	2023-06-14 14:52:04	626	1.0	626.000000	NaN	626.0	626.00	626.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	626
2	NaN	2093	2023-07-19 17:19:49	560	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	560
3	NaN	2195	2023-05-15 14:29:20	420	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	420
4	NaN	2200	2023-02-07 00:00:27	401	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	401
5	NaN	2205	2023-02-13 00:00:24	395	1.0	395.000000	NaN	395.0	395.00	395.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	395
6	NaN	2214	2023-03-07 05:29:42	352	5.0	290.800000	300.514060	23.0	31.00	290.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	352
7	NaN	2215	2023-02-13 13:26:07	336	1.0	336.000000	NaN	336.0	336.00	336.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	336
8	NaN	2221	2023-02-27 15:30:34	319	2.0	319.000000	0.000000	319.0	319.00	319.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	319
9	NaN	2222	2023-02-27 15:53:28	319	2.0	319.000000	0.000000	319.0	319.00	319.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	319
10	NaN	2229	2023-03-30 11:29:33	290	1.0	290.000000	NaN	290.0	290.00	290.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	290
11	NaN	2230	2023-03-28 19:37:13	290	5.0	290.800000	300.514060	23.0	31.00	290.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	290
12	NaN	2233	2023-04-13 10:02:45	274	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	274
13	NaN	2235	2023-06-11 19:42:11	269	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	269
14	NaN	2238	2023-04-21 14:35:51	266	1.0	266.000000	NaN	266.0	266.00	266.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	266
15	NaN	2240	2023-04-24 16:52:54	263	6.0	298.000000	134.747171	176.0	198.00	244.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	263
16	NaN	2243	2023-05-11 09:09:17	246	4.0	215.500000	69.294059	112.0	211.75	245.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	246
17	NaN	2245	2023-11-27 17:49:44	245	4.0	215.500000	69.294059	112.0	211.75	245.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	245
18	NaN	2251	2023-08-24 16:59:52	225	6.0	298.000000	134.747171	176.0	198.00	244.0	...	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	225
19	NaN	2259	2023-06-15 17:15:02	211	2.0	211.000000	0.000000	211.0	211.00	211.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	211
20	NaN	2260	2023-06-15 17:18:45	211	2.0	211.000000	0.000000	211.0	211.00	211.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	211
21	NaN	2261	2023-06-21 13:01:39	207	4.0	210.000000	10.099505	204.0	204.00	205.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	207
22	NaN	2263	2023-06-21 12:59:45	206	8.0	116.875000	100.549117	23.0	23.00	114.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	206
23	NaN	2264	2023-06-21 12:59:58	206	8.0	116.875000	100.549117	23.0	23.00	114.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	206
24	NaN	2265	2023-06-21 13:00:12	206	8.0	116.875000	100.549117	23.0	23.00	114.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	206
25	NaN	2266	2023-06-22 15:10:37	204	4.0	210.000000	10.099505	204.0	204.00	205.5	...	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	204
26	NaN	2267	2023-06-22 15:10:07	204	4.0	210.000000	10.099505	204.0	204.00	205.5	...	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	204
27	NaN	2269	2023-07-07 16:05:57	189	6.0	298.000000	134.747171	176.0	198.00	244.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	189
28	NaN	2271	2023-07-19 18:53:57	182	9.0	409.333333	257.576202	51.0	269.00	401.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	182
29	NaN	2274	2023-07-20 15:08:35	176	6.0	298.000000	134.747171	176.0	198.00	244.0	...	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	176
30	NaN	2277	2023-07-26 11:00:06	170	1.0	170.000000	NaN	170.0	170.00	170.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	170
31	NaN	2278	2023-08-10 09:39:19	170	1.0	170.000000	NaN	170.0	170.00	170.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	170
32	NaN	2286	2023-09-08 11:17:57	135	1.0	135.000000	NaN	135.0	135.00	135.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	135
33	NaN	2287	2023-09-18 23:58:26	120	3.0	212.000000	240.576391	31.0	75.50	120.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	120
34	NaN	2288	2023-09-22 15:22:41	112	4.0	215.500000	69.294059	112.0	211.75	245.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	112
35	NaN	2298	2023-10-26 18:28:56	78	8.0	92.250000	49.660994	57.0	62.75	68.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-10-31 23:59:59	False	0	78
36	NaN	2300	2023-11-02 10:16:46	71	2.0	195.000000	175.362482	71.0	133.00	195.0	...	NaN	NaT	NaN	NaN	blocked	CURRENT	2023-11-30 23:59:59	False	0	71
37	NaN	2303	2023-11-09 07:37:41	70	8.0	92.250000	49.660994	57.0	62.75	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	70
38	NaN	2304	2023-12-11 15:40:49	67	5.0	74.800000	50.021995	31.0	57.00	58.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	21	67
39	NaN	2306	2023-11-16 14:53:53	67	8.0	92.250000	49.660994	57.0	62.75	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	67
40	NaN	2307	2023-11-08 12:21:22	65	8.0	75.625000	32.810876	59.0	62.00	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	65
41	NaN	2308	2023-11-14 07:28:00	65	8.0	75.625000	32.810876	59.0	62.00	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	65
42	NaN	2310	2023-11-09 14:01:03	64	8.0	92.250000	49.660994	57.0	62.75	68.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	64
43	NaN	2311	2023-11-09 12:04:03	64	8.0	75.625000	32.810876	59.0	62.00	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	64
44	NaN	2312	2023-11-13 06:08:30	63	8.0	75.625000	32.810876	59.0	62.00	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63

45 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs