Analysis of OSM events in Bugzilla

Date and time of the report: 2024-01-06 05:00:04.758205

Analysed period: 2020-07-01 to 2024-01-06.

Bugs considered recent: Since 2023-12-16.

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	822.000000	NaN	822.0	822.00	822.0	822.00	822.0
1	DEVOPS	8.0	207.375000	138.995311	44.0	64.00	237.5	312.00	388.0
2	Documentation / Wiki	4.0	203.000000	10.099505	197.0	197.00	198.5	204.50	218.0
3	Gerrit	1.0	619.000000	NaN	619.0	619.00	619.0	619.00	619.0
4	IM-NBI	14.0	121.142857	91.582545	30.0	56.25	62.5	215.75	283.0
5	LCM	14.0	170.642857	220.377162	16.0	24.00	55.5	250.75	751.0
6	MON	2.0	294.000000	49.497475	259.0	276.50	294.0	311.50	329.0
7	N2VC	1.0	163.000000	NaN	163.0	163.00	163.0	163.00	163.0
8	OSMClient	8.0	269.250000	120.793507	169.0	198.50	211.0	306.75	462.0
9	POL	2.0	56.000000	5.656854	52.0	54.00	56.0	58.00	60.0
10	RO	18.0	246.166667	241.153661	44.0	60.75	164.5	362.25	896.0
11	Robot-tests	12.0	78.583333	92.574745	16.0	16.00	16.0	199.00	218.0

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	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	9	13.0
Robot-tests	0	1	3	4.0
All	5	12	38	55.0

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	218	4.0	203.000	10.099505	197.0	197.00	198.5	...	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	218
1	NaN	2270	2023-11-10 08:21:04	175	8.0	85.250	49.660994	50.0	55.75	61.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	175
2	NaN	2280	2023-11-13 21:03:17	154	5.0	67.800	50.021995	24.0	50.00	51.0	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	154
3	NaN	2281	2023-08-04 08:10:19	154	8.0	85.250	49.660994	50.0	55.75	61.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	154
4	NaN	2284	2023-08-09 11:49:19	149	8.0	68.625	32.810876	52.0	55.00	57.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	149

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	896	9.0	402.333333	257.576202	44.0	262.00	394.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59	False	319	896
1	NaN	1830	2023-11-08 06:14:48	751	5.0	283.800000	300.514060	16.0	24.00	283.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59	False	581	751
2	NaN	2019	2023-12-12 08:56:06	617	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	193	617
3	NaN	2164	2023-10-17 17:21:22	478	3.0	205.000000	240.576391	24.0	68.50	113.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	138	478
4	NaN	2176	2023-10-17 16:56:24	462	6.0	291.000000	134.747171	169.0	191.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	382	462
5	NaN	2177	2023-10-17 17:02:41	459	6.0	291.000000	134.747171	169.0	191.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59	False	379	459
6	NaN	2223	2023-03-03 13:23:34	312	2.0	188.000000	175.362482	64.0	126.00	188.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	312
7	NaN	2241	2023-04-28 14:57:23	252	4.0	208.500000	69.294059	105.0	204.75	238.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	252
8	NaN	2253	2023-08-24 16:59:30	218	8.0	109.875000	100.549117	16.0	16.00	107.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	218
9	NaN	2299	2023-12-04 16:05:27	67	8.0	68.625000	32.810876	52.0	55.00	57.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-12-31 23:59:59	False	0	67
10	NaN	2301	2023-11-02 10:16:46	64	2.0	54.000000	14.142136	44.0	49.00	54.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	64
11	NaN	2305	2023-11-06 21:11:09	60	2.0	56.000000	5.656854	52.0	54.00	56.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	60

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	822	1.0	822.000000	NaN	822.0	822.00	822.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	822
1	NaN	2015	2023-06-14 14:52:04	619	1.0	619.000000	NaN	619.0	619.00	619.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	619
2	NaN	2093	2023-07-19 17:19:49	553	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	553
3	NaN	2195	2023-05-15 14:29:20	413	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	413
4	NaN	2200	2023-02-07 00:00:27	394	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	394
5	NaN	2205	2023-02-13 00:00:24	388	1.0	388.000000	NaN	388.0	388.00	388.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	388
6	NaN	2214	2023-03-07 05:29:42	345	5.0	283.800000	300.514060	16.0	24.00	283.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	345
7	NaN	2215	2023-02-13 13:26:07	329	1.0	329.000000	NaN	329.0	329.00	329.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	329
8	NaN	2221	2023-02-27 15:30:34	312	2.0	312.000000	0.000000	312.0	312.00	312.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	312
9	NaN	2222	2023-02-27 15:53:28	312	2.0	312.000000	0.000000	312.0	312.00	312.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	312
10	NaN	2229	2023-03-30 11:29:33	283	1.0	283.000000	NaN	283.0	283.00	283.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	283
11	NaN	2230	2023-03-28 19:37:13	283	5.0	283.800000	300.514060	16.0	24.00	283.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	283
12	NaN	2233	2023-04-13 10:02:45	267	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	267
13	NaN	2235	2023-06-11 19:42:11	262	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	262
14	NaN	2238	2023-04-21 14:35:51	259	1.0	259.000000	NaN	259.0	259.00	259.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	259
15	NaN	2240	2023-04-24 16:52:54	256	6.0	291.000000	134.747171	169.0	191.00	237.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	256
16	NaN	2243	2023-05-11 09:09:17	239	4.0	208.500000	69.294059	105.0	204.75	238.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	239
17	NaN	2245	2023-11-27 17:49:44	238	4.0	208.500000	69.294059	105.0	204.75	238.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	238
18	NaN	2251	2023-08-24 16:59:52	218	6.0	291.000000	134.747171	169.0	191.00	237.0	...	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	218
19	NaN	2259	2023-06-15 17:15:02	204	2.0	204.000000	0.000000	204.0	204.00	204.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	204
20	NaN	2260	2023-06-15 17:18:45	204	2.0	204.000000	0.000000	204.0	204.00	204.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	204
21	NaN	2261	2023-06-21 13:01:39	200	4.0	203.000000	10.099505	197.0	197.00	198.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	200
22	NaN	2263	2023-06-21 12:59:45	199	8.0	109.875000	100.549117	16.0	16.00	107.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	199
23	NaN	2264	2023-06-21 12:59:58	199	8.0	109.875000	100.549117	16.0	16.00	107.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	199
24	NaN	2265	2023-06-21 13:00:12	199	8.0	109.875000	100.549117	16.0	16.00	107.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	199
25	NaN	2266	2023-06-22 15:10:37	197	4.0	203.000000	10.099505	197.0	197.00	198.5	...	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	197
26	NaN	2267	2023-06-22 15:10:07	197	4.0	203.000000	10.099505	197.0	197.00	198.5	...	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	197
27	NaN	2269	2023-07-07 16:05:57	182	6.0	291.000000	134.747171	169.0	191.00	237.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	182
28	NaN	2271	2023-07-19 18:53:57	175	9.0	402.333333	257.576202	44.0	262.00	394.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	175
29	NaN	2274	2023-07-20 15:08:35	169	6.0	291.000000	134.747171	169.0	191.00	237.0	...	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	169
30	NaN	2277	2023-07-26 11:00:06	163	1.0	163.000000	NaN	163.0	163.00	163.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	163
31	NaN	2278	2023-08-10 09:39:19	163	1.0	163.000000	NaN	163.0	163.00	163.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	163
32	NaN	2286	2023-09-08 11:17:57	128	1.0	128.000000	NaN	128.0	128.00	128.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	128
33	NaN	2287	2023-09-18 23:58:26	113	3.0	205.000000	240.576391	24.0	68.50	113.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	113
34	NaN	2288	2023-09-22 15:22:41	105	4.0	208.500000	69.294059	105.0	204.75	238.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	105
35	NaN	2298	2023-10-26 18:28:56	71	8.0	85.250000	49.660994	50.0	55.75	61.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-10-31 23:59:59	False	0	71
36	NaN	2300	2023-11-02 10:16:46	64	2.0	188.000000	175.362482	64.0	126.00	188.0	...	NaN	NaT	NaN	NaN	blocked	CURRENT	2023-11-30 23:59:59	False	0	64
37	NaN	2303	2023-11-09 07:37:41	63	8.0	85.250000	49.660994	50.0	55.75	61.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59	False	0	63

38 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs