Analysis of OSM events in Bugzilla

Date and time of the report: 2024-01-09 05:00:05.793912

Analysed period: 2020-07-01 to 2024-01-09.

Bugs considered recent: Since 2023-12-19.

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	14	0	14
LCM	12	2	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	75	10	85

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	63	10	73
CONFIRMED	8	0	8
IN_PROGRESS	4	0	4
Total	75	10	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	825.000000	NaN	825.0	825.00	825.0	825.00	825.0
1	DEVOPS	8.0	210.375000	138.995311	47.0	67.00	240.5	315.00	391.0
2	Documentation / Wiki	4.0	206.000000	10.099505	200.0	200.00	201.5	207.50	221.0
3	Gerrit	1.0	622.000000	NaN	622.0	622.00	622.0	622.00	622.0
4	IM-NBI	14.0	124.142857	91.582545	33.0	59.25	65.5	218.75	286.0
5	LCM	14.0	173.642857	220.377162	19.0	27.00	58.5	253.75	754.0
6	MON	2.0	297.000000	49.497475	262.0	279.50	297.0	314.50	332.0
7	N2VC	1.0	166.000000	NaN	166.0	166.00	166.0	166.00	166.0
8	OSMClient	8.0	272.250000	120.793507	172.0	201.50	214.0	309.75	465.0
9	POL	2.0	59.000000	5.656854	55.0	57.00	59.0	61.00	63.0
10	RO	18.0	249.166667	241.153661	47.0	63.75	167.5	365.25	899.0
11	Robot-tests	12.0	81.583333	92.574745	19.0	19.00	19.0	202.00	221.0

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	6	9.0
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	10	14.0
Robot-tests	0	1	3	4.0
All	5	12	42	59.0

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	221	4.0	206.000	10.099505	200.0	200.00	201.5	...	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	221
1	NaN	2270	2023-11-10 08:21:04	178	8.0	88.250	49.660994	53.0	58.75	64.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	178
2	NaN	2280	2023-11-13 21:03:17	157	5.0	70.800	50.021995	27.0	53.00	54.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	157
3	NaN	2281	2023-08-04 08:10:19	157	8.0	88.250	49.660994	53.0	58.75	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	157
4	NaN	2284	2023-08-09 11:49:19	152	8.0	71.625	32.810876	55.0	58.00	60.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	152

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	899	9.0	405.333333	257.576202	47.0	265.00	397.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59	False	319	899
1	NaN	1830	2023-11-08 06:14:48	754	5.0	286.800000	300.514060	19.0	27.00	286.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59	False	581	754
2	NaN	2019	2023-12-12 08:56:06	620	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	193	620
3	NaN	2164	2023-10-17 17:21:22	481	3.0	208.000000	240.576391	27.0	71.50	116.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	138	481
4	NaN	2176	2023-10-17 16:56:24	465	6.0	294.000000	134.747171	172.0	194.00	240.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	382	465
5	NaN	2177	2023-10-17 17:02:41	462	6.0	294.000000	134.747171	172.0	194.00	240.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	379	462
6	NaN	2223	2023-03-03 13:23:34	315	2.0	191.000000	175.362482	67.0	129.00	191.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	315
7	NaN	2241	2023-04-28 14:57:23	255	4.0	211.500000	69.294059	108.0	207.75	241.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	255
8	NaN	2253	2023-08-24 16:59:30	221	8.0	112.875000	100.549117	19.0	19.00	110.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	221
9	NaN	2299	2023-12-04 16:05:27	70	8.0	71.625000	32.810876	55.0	58.00	60.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	0	70
10	NaN	2301	2023-11-02 10:16:46	67	2.0	57.000000	14.142136	47.0	52.00	57.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	67
11	NaN	2305	2023-11-06 21:11:09	63	2.0	59.000000	5.656854	55.0	57.00	59.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63

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	825	1.0	825.000000	NaN	825.0	825.00	825.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	825
1	NaN	2015	2023-06-14 14:52:04	622	1.0	622.000000	NaN	622.0	622.00	622.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	622
2	NaN	2093	2023-07-19 17:19:49	556	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	556
3	NaN	2195	2023-05-15 14:29:20	416	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	416
4	NaN	2200	2023-02-07 00:00:27	397	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	397
5	NaN	2205	2023-02-13 00:00:24	391	1.0	391.000000	NaN	391.0	391.00	391.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	391
6	NaN	2214	2023-03-07 05:29:42	348	5.0	286.800000	300.514060	19.0	27.00	286.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	348
7	NaN	2215	2023-02-13 13:26:07	332	1.0	332.000000	NaN	332.0	332.00	332.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	332
8	NaN	2221	2023-02-27 15:30:34	315	2.0	315.000000	0.000000	315.0	315.00	315.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	315
9	NaN	2222	2023-02-27 15:53:28	315	2.0	315.000000	0.000000	315.0	315.00	315.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	315
10	NaN	2229	2023-03-30 11:29:33	286	1.0	286.000000	NaN	286.0	286.00	286.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	286
11	NaN	2230	2023-03-28 19:37:13	286	5.0	286.800000	300.514060	19.0	27.00	286.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	286
12	NaN	2233	2023-04-13 10:02:45	270	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	270
13	NaN	2235	2023-06-11 19:42:11	265	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	265
14	NaN	2238	2023-04-21 14:35:51	262	1.0	262.000000	NaN	262.0	262.00	262.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	262
15	NaN	2240	2023-04-24 16:52:54	259	6.0	294.000000	134.747171	172.0	194.00	240.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	259
16	NaN	2243	2023-05-11 09:09:17	242	4.0	211.500000	69.294059	108.0	207.75	241.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	242
17	NaN	2245	2023-11-27 17:49:44	241	4.0	211.500000	69.294059	108.0	207.75	241.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	241
18	NaN	2251	2023-08-24 16:59:52	221	6.0	294.000000	134.747171	172.0	194.00	240.0	...	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	221
19	NaN	2259	2023-06-15 17:15:02	207	2.0	207.000000	0.000000	207.0	207.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	207
20	NaN	2260	2023-06-15 17:18:45	207	2.0	207.000000	0.000000	207.0	207.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	207
21	NaN	2261	2023-06-21 13:01:39	203	4.0	206.000000	10.099505	200.0	200.00	201.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	203
22	NaN	2263	2023-06-21 12:59:45	202	8.0	112.875000	100.549117	19.0	19.00	110.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	202
23	NaN	2264	2023-06-21 12:59:58	202	8.0	112.875000	100.549117	19.0	19.00	110.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	202
24	NaN	2265	2023-06-21 13:00:12	202	8.0	112.875000	100.549117	19.0	19.00	110.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	202
25	NaN	2266	2023-06-22 15:10:37	200	4.0	206.000000	10.099505	200.0	200.00	201.5	...	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	200
26	NaN	2267	2023-06-22 15:10:07	200	4.0	206.000000	10.099505	200.0	200.00	201.5	...	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	200
27	NaN	2269	2023-07-07 16:05:57	185	6.0	294.000000	134.747171	172.0	194.00	240.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	185
28	NaN	2271	2023-07-19 18:53:57	178	9.0	405.333333	257.576202	47.0	265.00	397.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	178
29	NaN	2274	2023-07-20 15:08:35	172	6.0	294.000000	134.747171	172.0	194.00	240.0	...	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	172
30	NaN	2277	2023-07-26 11:00:06	166	1.0	166.000000	NaN	166.0	166.00	166.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	166
31	NaN	2278	2023-08-10 09:39:19	166	1.0	166.000000	NaN	166.0	166.00	166.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	166
32	NaN	2286	2023-09-08 11:17:57	131	1.0	131.000000	NaN	131.0	131.00	131.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	131
33	NaN	2287	2023-09-18 23:58:26	116	3.0	208.000000	240.576391	27.0	71.50	116.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	116
34	NaN	2288	2023-09-22 15:22:41	108	4.0	211.500000	69.294059	108.0	207.75	241.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	108
35	NaN	2298	2023-10-26 18:28:56	74	8.0	88.250000	49.660994	53.0	58.75	64.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-10-31 23:59:59	False	0	74
36	NaN	2300	2023-11-02 10:16:46	67	2.0	191.000000	175.362482	67.0	129.00	191.0	...	NaN	NaT	NaN	NaN	blocked	CURRENT	2023-11-30 23:59:59	False	0	67
37	NaN	2303	2023-11-09 07:37:41	66	8.0	88.250000	49.660994	53.0	58.75	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	66
38	NaN	2304	2023-12-11 15:40:49	63	5.0	70.800000	50.021995	27.0	53.00	54.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	21	63
39	NaN	2306	2023-11-16 14:53:53	63	8.0	88.250000	49.660994	53.0	58.75	64.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63
40	NaN	2307	2023-11-08 12:21:22	61	8.0	71.625000	32.810876	55.0	58.00	60.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	61
41	NaN	2308	2023-11-14 07:28:00	61	8.0	71.625000	32.810876	55.0	58.00	60.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	61

42 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs