Analysis of OSM events in Bugzilla

Date and time of the report: 2023-12-15 05:00:05.317482

Analysed period: 2020-07-01 to 2023-12-15.

Bugs considered recent: Since 2023-11-24.

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:

75

Bugs present in multiple branches:

	BUG_DESCRIPTION	NUM_BRANCHES	RELEASE	MODULE	TIMESTAMP
0	Unable to install OSM in air-gapped environmet	2	[Master, v14.0]	DEVOPS	2023-11-02 10:16:24
1	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	7	5	12
MON	2	0	2
N2VC	1	0	1
OSMClient	8	0	8
POL	2	0	2
RO	18	0	18
Robot-tests	4	0	4
Total	69	6	75

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	59	4	63
CONFIRMED	8	0	8
IN_PROGRESS	2	2	4
Total	69	6	75

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	800.000000	NaN	800.0	800.00	800.0	800.00	800.0
1	DEVOPS	8.0	185.375000	138.995311	22.0	42.00	215.5	290.00	366.0
2	Documentation / Wiki	4.0	181.000000	10.099505	175.0	175.00	176.5	182.50	196.0
3	Gerrit	1.0	597.000000	NaN	597.0	597.00	597.0	597.00	597.0
4	IM-NBI	14.0	99.142857	91.582545	8.0	34.25	40.5	193.75	261.0
5	LCM	12.0	174.416667	228.743389	2.0	21.50	64.5	276.50	729.0
6	MON	2.0	272.000000	49.497475	237.0	254.50	272.0	289.50	307.0
7	N2VC	1.0	141.000000	NaN	141.0	141.00	141.0	141.00	141.0
8	OSMClient	8.0	247.250000	120.793507	147.0	176.50	189.0	284.75	440.0
9	POL	2.0	34.000000	5.656854	30.0	32.00	34.0	36.00	38.0
10	RO	18.0	224.166667	241.153661	22.0	38.75	142.5	340.25	874.0
11	Robot-tests	4.0	181.750000	9.500000	177.0	177.00	177.0	181.75	196.0

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	1	0	3	4.0
All	6	11	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	196	4.0	181.000	10.099505	175.0	175.00	176.5	...	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	196
1	NaN	2253	2023-08-24 16:59:30	196	4.0	181.750	9.500000	177.0	177.00	177.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	196
2	NaN	2270	2023-11-10 08:21:04	153	8.0	63.250	49.660994	28.0	33.75	39.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	153
3	NaN	2280	2023-11-13 21:03:17	132	5.0	45.800	50.021995	2.0	28.00	29.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	132
4	NaN	2281	2023-08-04 08:10:19	132	8.0	63.250	49.660994	28.0	33.75	39.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	132
5	NaN	2284	2023-08-09 11:49:19	127	8.0	46.625	32.810876	30.0	33.00	35.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	127

6 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	874	9.0	380.333333	257.576202	22.0	240.00	372.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	874
1	NaN	1830	2023-11-08 06:14:48	729	4.0	328.750000	300.881344	2.0	196.25	292.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59.000000	False	581	729
2	NaN	2019	2023-12-12 08:56:06	595	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-12-15 04:00:05.348988	False	193	595
3	NaN	2164	2023-10-17 17:21:22	456	3.0	183.000000	240.576391	2.0	46.50	91.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	456
4	NaN	2176	2023-10-17 16:56:24	440	6.0	269.000000	134.747171	147.0	169.00	215.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	440
5	NaN	2177	2023-10-17 17:02:41	437	6.0	269.000000	134.747171	147.0	169.00	215.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	437
6	NaN	2223	2023-03-03 13:23:34	290	2.0	166.000000	175.362482	42.0	104.00	166.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	290
7	NaN	2241	2023-04-28 14:57:23	230	4.0	186.500000	69.294059	83.0	182.75	216.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	230
8	NaN	2299	2023-12-04 16:05:27	45	8.0	46.625000	32.810876	30.0	33.00	35.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-12-15 04:00:05.348988	False	0	45
9	NaN	2301	2023-11-02 10:16:46	42	2.0	32.000000	14.142136	22.0	27.00	32.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	42
10	NaN	2305	2023-11-06 21:11:09	38	2.0	34.000000	5.656854	30.0	32.00	34.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	38

11 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	800	1.0	800.000000	NaN	800.0	800.00	800.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	800
1	NaN	2015	2023-06-14 14:52:04	597	1.0	597.000000	NaN	597.0	597.00	597.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	597
2	NaN	2093	2023-07-19 17:19:49	531	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	531
3	NaN	2195	2023-05-15 14:29:20	391	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	391
4	NaN	2200	2023-02-07 00:00:27	372	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	372
5	NaN	2205	2023-02-13 00:00:24	366	1.0	366.000000	NaN	366.0	366.00	366.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	366
6	NaN	2214	2023-03-07 05:29:42	323	4.0	328.750000	300.881344	2.0	196.25	292.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	323
7	NaN	2215	2023-02-13 13:26:07	307	1.0	307.000000	NaN	307.0	307.00	307.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	307
8	NaN	2221	2023-02-27 15:30:34	290	2.0	290.000000	0.000000	290.0	290.00	290.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	290
9	NaN	2222	2023-02-27 15:53:28	290	2.0	290.000000	0.000000	290.0	290.00	290.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	290
10	NaN	2229	2023-03-30 11:29:33	261	1.0	261.000000	NaN	261.0	261.00	261.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	261
11	NaN	2230	2023-03-28 19:37:13	261	4.0	328.750000	300.881344	2.0	196.25	292.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	261
12	NaN	2233	2023-04-13 10:02:45	245	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	245
13	NaN	2235	2023-06-11 19:42:11	240	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	240
14	NaN	2238	2023-04-21 14:35:51	237	1.0	237.000000	NaN	237.0	237.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	237
15	NaN	2240	2023-04-24 16:52:54	234	6.0	269.000000	134.747171	147.0	169.00	215.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	234
16	NaN	2243	2023-05-11 09:09:17	217	4.0	186.500000	69.294059	83.0	182.75	216.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	217
17	NaN	2245	2023-11-27 17:49:44	216	4.0	186.500000	69.294059	83.0	182.75	216.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-30 23:59:59	False	0	216
18	NaN	2251	2023-08-24 16:59:52	196	6.0	269.000000	134.747171	147.0	169.00	215.0	...	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	196
19	NaN	2259	2023-06-15 17:15:02	182	2.0	182.000000	0.000000	182.0	182.00	182.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	182
20	NaN	2260	2023-06-15 17:18:45	182	2.0	182.000000	0.000000	182.0	182.00	182.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	182
21	NaN	2261	2023-06-21 13:01:39	178	4.0	181.000000	10.099505	175.0	175.00	176.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	178
22	NaN	2263	2023-06-21 12:59:45	177	4.0	181.750000	9.500000	177.0	177.00	177.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	177
23	NaN	2264	2023-06-21 12:59:58	177	4.0	181.750000	9.500000	177.0	177.00	177.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	177
24	NaN	2265	2023-06-21 13:00:12	177	4.0	181.750000	9.500000	177.0	177.00	177.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	177
25	NaN	2266	2023-06-22 15:10:37	175	4.0	181.000000	10.099505	175.0	175.00	176.5	...	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	175
26	NaN	2267	2023-06-22 15:10:07	175	4.0	181.000000	10.099505	175.0	175.00	176.5	...	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	175
27	NaN	2269	2023-07-07 16:05:57	160	6.0	269.000000	134.747171	147.0	169.00	215.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	160
28	NaN	2271	2023-07-19 18:53:57	153	9.0	380.333333	257.576202	22.0	240.00	372.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	153
29	NaN	2274	2023-07-20 15:08:35	147	6.0	269.000000	134.747171	147.0	169.00	215.0	...	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	147
30	NaN	2277	2023-07-26 11:00:06	141	1.0	141.000000	NaN	141.0	141.00	141.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	141
31	NaN	2278	2023-08-10 09:39:19	141	1.0	141.000000	NaN	141.0	141.00	141.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	141
32	NaN	2286	2023-09-08 11:17:57	106	1.0	106.000000	NaN	106.0	106.00	106.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	106
33	NaN	2287	2023-09-18 23:58:26	91	3.0	183.000000	240.576391	2.0	46.50	91.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	91
34	NaN	2288	2023-09-22 15:22:41	83	4.0	186.500000	69.294059	83.0	182.75	216.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	83

35 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs