Analysis of OSM events in Bugzilla

Date and time of the report: 2023-10-08 05:00:04.835103

Analysed period: 2020-07-01 to 2023-10-08.

Bugs considered recent: Since 2023-09-17.

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:

60

Bugs present in multiple branches:

	BUG_DESCRIPTION	NUM_BRANCHES	RELEASE	MODULE	TIMESTAMP
0	Registration of K8s cluster fails through the GUI	3	[Master, v13.0, v12.0]	NG-UI	2023-03-15 17:43:13

Number of bugs per module

AGE	CURRENT	RECENT	Total
MODULE
Bugzilla	1	0	1
DEVOPS	5	0	5
Documentation / Wiki	4	0	4
Gerrit	1	0	1
IM-NBI	6	1	7
LCM	6	0	6
MON	2	0	2
N2VC	2	0	2
NG-UI	5	1	6
OSMClient	9	0	9
RO	13	0	13
Robot-tests	4	0	4
Total	58	2	60

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	51	2	53
CONFIRMED	6	0	6
IN_PROGRESS	1	0	1
Total	58	2	60

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	732.000000	NaN	732.0	732.00	732.0	732.00	732.0
1	DEVOPS	5.0	207.400000	82.023167	73.0	222.00	222.0	222.00	298.0
2	Documentation / Wiki	4.0	113.000000	10.099505	107.0	107.00	108.5	114.50	128.0
3	Gerrit	1.0	529.000000	NaN	529.0	529.00	529.0	529.00	529.0
4	IM-NBI	7.0	146.857143	92.681225	15.0	103.50	149.0	177.50	302.0
5	LCM	6.0	264.000000	235.026807	23.0	96.25	224.0	354.75	661.0
6	MON	2.0	204.000000	49.497475	169.0	186.50	204.0	221.50	239.0
7	N2VC	2.0	112.500000	55.861436	73.0	92.75	112.5	132.25	152.0
8	NG-UI	6.0	173.666667	80.738260	11.0	191.00	206.0	206.00	227.0
9	OSMClient	9.0	167.444444	118.412532	73.0	92.00	114.0	166.00	372.0
10	RO	13.0	250.384615	228.557264	38.0	85.00	172.0	323.00	806.0
11	Robot-tests	4.0	113.750000	9.500000	109.0	109.00	109.0	113.75	128.0

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	0	5	5.0
Documentation / Wiki	1	0	3	4.0
Gerrit	0	0	1	1.0
IM-NBI	0	1	4	5.0
LCM	0	2	3	5.0
MON	0	0	2	2.0
N2VC	0	0	2	2.0
NG-UI	0	1	4	5.0
OSMClient	0	2	7	9.0
RO	0	4	8	12.0
Robot-tests	1	0	3	4.0
All	2	10	43	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	128	4.0	113.00	10.099505	107.0	107.0	108.5	...	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	128
1	NaN	2253	2023-08-24 16:59:30	128	4.0	113.75	9.500000	109.0	109.0	109.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	128

2 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	806	10.0	306.800000	232.817430	85.0	130.00	240.5	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	806
1	NaN	1830	2023-10-07 00:50:10	661	3.0	369.666667	254.199397	193.0	224.00	255.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	RECENT	2023-10-08 03:00:04.858195	False	581	661
2	NaN	2019	2023-10-03 15:03:31	527	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-10-08 03:00:04.858195	False	193	527
3	NaN	2093	2023-07-19 17:19:49	463	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	248	463
4	NaN	2164	2023-01-31 00:39:01	388	2.0	205.500000	258.093975	23.0	114.25	205.5	...	NaN	NaT	NaN	NaN	bug_status	CURRENT	2023-01-31 23:59:59.000000	False	138	388
5	NaN	2176	2023-02-08 00:00:20	372	6.0	201.000000	134.747171	79.0	101.00	147.0	...	NaN	NaT	NaN	NaN	keywords	CURRENT	2023-02-28 23:59:59.000000	False	0	372
6	NaN	2177	2023-02-07 00:00:23	369	6.0	201.000000	134.747171	79.0	101.00	147.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	369
7	NaN	2219	2023-02-22 17:40:55	227	3.0	206.333333	20.502032	186.0	196.00	206.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	227
8	NaN	2241	2023-04-28 14:57:23	162	4.0	118.500000	69.294059	15.0	114.75	148.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	162
9	NaN	2270	2023-08-04 11:07:18	85	2.0	74.500000	14.849242	64.0	69.25	74.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-08-31 23:59:59.000000	False	0	85

10 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	732	1.0	732.000000	NaN	732.0	732.00	732.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	732
1	NaN	2015	2023-06-14 14:52:04	529	1.0	529.000000	NaN	529.0	529.00	529.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	529
2	NaN	2195	2023-05-15 14:29:20	323	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	323
3	NaN	2200	2023-02-07 00:00:27	304	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	304
4	NaN	2201	2023-02-09 00:00:24	302	1.0	302.000000	NaN	302.0	302.00	302.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	302
5	NaN	2205	2023-02-13 00:00:24	298	1.0	298.000000	NaN	298.0	298.00	298.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	298
6	NaN	2214	2023-03-07 05:29:42	255	3.0	369.666667	254.199397	193.0	224.00	255.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	255
7	NaN	2215	2023-02-13 13:26:07	239	1.0	239.000000	NaN	239.0	239.00	239.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	239
8	NaN	2221	2023-02-27 15:30:34	222	2.0	222.000000	0.000000	222.0	222.00	222.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	222
9	NaN	2222	2023-02-27 15:53:28	222	2.0	222.000000	0.000000	222.0	222.00	222.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	222
10	NaN	2223	2023-03-03 13:23:34	222	1.0	222.000000	NaN	222.0	222.00	222.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	222
11	NaN	2225	2023-06-21 13:04:50	206	3.0	206.333333	20.502032	186.0	196.00	206.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	206
12	NaN	2226	2023-03-15 17:53:51	206	1.0	206.000000	NaN	206.0	206.00	206.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	206
13	NaN	2227	2023-03-15 17:53:51	206	1.0	206.000000	NaN	206.0	206.00	206.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	206
14	NaN	2229	2023-03-30 11:29:33	193	1.0	193.000000	NaN	193.0	193.00	193.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	193
15	NaN	2230	2023-03-28 19:37:13	193	3.0	369.666667	254.199397	193.0	224.00	255.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	193
16	NaN	2232	2023-09-19 06:21:23	186	3.0	206.333333	20.502032	186.0	196.00	206.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-09-30 23:59:59.000000	False	0	186
17	NaN	2233	2023-04-13 10:02:45	177	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	177
18	NaN	2235	2023-06-11 19:42:11	172	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	172
19	NaN	2238	2023-04-21 14:35:51	169	1.0	169.000000	NaN	169.0	169.00	169.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	169
20	NaN	2240	2023-04-24 16:52:54	166	6.0	201.000000	134.747171	79.0	101.00	147.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	166
21	NaN	2242	2023-05-12 12:45:47	152	1.0	152.000000	NaN	152.0	152.00	152.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	152
22	NaN	2243	2023-05-11 09:09:17	149	4.0	118.500000	69.294059	15.0	114.75	148.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	149
23	NaN	2245	2023-07-07 15:44:24	148	4.0	118.500000	69.294059	15.0	114.75	148.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	148
24	NaN	2251	2023-08-24 16:59:52	128	6.0	201.000000	134.747171	79.0	101.00	147.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-08-31 23:59:59.000000	False	0	128
25	NaN	2255	2023-08-24 16:59:09	116	10.0	306.800000	232.817430	85.0	130.00	240.5	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	assigned_to	CURRENT	2023-08-31 23:59:59.000000	False	0	116
26	NaN	2259	2023-06-15 17:15:02	114	2.0	114.000000	0.000000	114.0	114.00	114.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	114
27	NaN	2260	2023-06-15 17:18:45	114	2.0	114.000000	0.000000	114.0	114.00	114.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	114
28	NaN	2261	2023-06-21 13:01:39	110	4.0	113.000000	10.099505	107.0	107.00	108.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	110
29	NaN	2263	2023-06-21 12:59:45	109	4.0	113.750000	9.500000	109.0	109.00	109.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	109
30	NaN	2264	2023-06-21 12:59:58	109	4.0	113.750000	9.500000	109.0	109.00	109.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	109
31	NaN	2265	2023-06-21 13:00:12	109	4.0	113.750000	9.500000	109.0	109.00	109.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	109
32	NaN	2266	2023-06-22 15:10:37	107	4.0	113.000000	10.099505	107.0	107.00	108.5	...	rahul.k4@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	107
33	NaN	2267	2023-06-22 15:10:07	107	4.0	113.000000	10.099505	107.0	107.00	108.5	...	deepika.e@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59.000000	False	0	107
34	NaN	2268	2023-10-04 08:36:34	95	10.0	306.800000	232.817430	85.0	130.00	240.5	...	gerardo.garciadeblas@telefonica.com	2023-07-31 23:59:59	CURRENT	1.0	comment	RECENT	2023-10-08 03:00:04.858195	False	0	95
35	NaN	2269	2023-07-07 16:05:57	92	6.0	201.000000	134.747171	79.0	101.00	147.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	92
36	NaN	2271	2023-07-19 18:53:57	85	10.0	306.800000	232.817430	85.0	130.00	240.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	85
37	NaN	2274	2023-07-20 15:08:35	79	6.0	201.000000	134.747171	79.0	101.00	147.0	...	deepika.e@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-07-31 23:59:59.000000	False	0	79
38	NaN	2277	2023-07-26 11:00:06	73	1.0	73.000000	NaN	73.0	73.00	73.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	73
39	NaN	2278	2023-08-10 09:39:19	73	1.0	73.000000	NaN	73.0	73.00	73.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59.000000	False	0	73
40	NaN	2279	2023-07-27 01:01:52	73	1.0	73.000000	NaN	73.0	73.00	73.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	73
41	NaN	2280	2023-08-24 19:42:22	64	1.0	64.000000	NaN	64.0	64.00	64.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	64
42	NaN	2281	2023-08-04 08:10:19	64	2.0	74.500000	14.849242	64.0	69.25	74.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59.000000	False	0	64

43 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs