Analysis of OSM events in Bugzilla

Date and time of the report: 2023-09-28 05:00:04.775128

Analysed period: 2020-07-01 to 2023-09-28.

Bugs considered recent: Since 2023-09-07.

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	5	1	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	57	3	60

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	50	3	53
CONFIRMED	6	0	6
IN_PROGRESS	1	0	1
Total	57	3	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	722.000000	NaN	722.0	722.00	722.0	722.00	722.0
1	DEVOPS	5.0	197.400000	82.023167	63.0	212.00	212.0	212.00	288.0
2	Documentation / Wiki	4.0	103.000000	10.099505	97.0	97.00	98.5	104.50	118.0
3	Gerrit	1.0	519.000000	NaN	519.0	519.00	519.0	519.00	519.0
4	IM-NBI	7.0	136.857143	92.681225	5.0	93.50	139.0	167.50	292.0
5	LCM	6.0	254.000000	235.026807	13.0	86.25	214.0	344.75	651.0
6	MON	2.0	194.000000	49.497475	159.0	176.50	194.0	211.50	229.0
7	N2VC	2.0	102.500000	55.861436	63.0	82.75	102.5	122.25	142.0
8	NG-UI	6.0	163.666667	80.738260	1.0	181.00	196.0	196.00	217.0
9	OSMClient	9.0	157.444444	118.412532	63.0	82.00	104.0	156.00	362.0
10	RO	13.0	240.384615	228.557264	28.0	75.00	162.0	313.00	796.0
11	Robot-tests	4.0	103.750000	9.500000	99.0	99.00	99.0	103.75	118.0

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	2	4.0
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	7	11.0
Robot-tests	1	0	3	4.0
All	2	10	41	53.0

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	118	4.0	103.00	10.099505	97.0	97.0	98.5	...	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	118
1	NaN	2253	2023-08-24 16:59:30	118	4.0	103.75	9.500000	99.0	99.0	99.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	118

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	796	10.0	296.800000	232.817430	75.0	120.00	230.5	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	796
1	NaN	1830	2023-09-19 18:54:33	651	3.0	359.666667	254.199397	183.0	214.00	245.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	RECENT	2023-09-28 03:00:04.799112	False	581	651
2	NaN	2019	2023-09-19 17:09:29	517	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-09-28 03:00:04.799112	False	193	517
3	NaN	2093	2023-07-19 17:19:49	453	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	248	453
4	NaN	2164	2023-01-31 00:39:01	378	2.0	195.500000	258.093975	13.0	104.25	195.5	...	NaN	NaT	NaN	NaN	bug_status	CURRENT	2023-01-31 23:59:59.000000	False	138	378
5	NaN	2176	2023-02-08 00:00:20	362	6.0	191.000000	134.747171	69.0	91.00	137.0	...	NaN	NaT	NaN	NaN	keywords	CURRENT	2023-02-28 23:59:59.000000	False	0	362
6	NaN	2177	2023-02-07 00:00:23	359	6.0	191.000000	134.747171	69.0	91.00	137.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	359
7	NaN	2219	2023-02-22 17:40:55	217	3.0	196.333333	20.502032	176.0	186.00	196.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	217
8	NaN	2241	2023-04-28 14:57:23	152	4.0	108.500000	69.294059	5.0	104.75	138.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	152
9	NaN	2270	2023-08-04 11:07:18	75	2.0	64.500000	14.849242	54.0	59.25	64.5	...	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	75

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	722	1.0	722.000000	NaN	722.0	722.00	722.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	617	722
1	NaN	2015	2023-06-14 14:52:04	519	1.0	519.000000	NaN	519.0	519.00	519.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	317	519
2	NaN	2195	2023-05-15 14:29:20	313	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	313
3	NaN	2200	2023-02-07 00:00:27	294	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	294
4	NaN	2201	2023-02-09 00:00:24	292	1.0	292.000000	NaN	292.0	292.00	292.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	292
5	NaN	2205	2023-02-13 00:00:24	288	1.0	288.000000	NaN	288.0	288.00	288.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	288
6	NaN	2214	2023-03-07 05:29:42	245	3.0	359.666667	254.199397	183.0	214.00	245.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	245
7	NaN	2215	2023-02-13 13:26:07	229	1.0	229.000000	NaN	229.0	229.00	229.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	229
8	NaN	2221	2023-02-27 15:30:34	212	2.0	212.000000	0.000000	212.0	212.00	212.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	212
9	NaN	2222	2023-02-27 15:53:28	212	2.0	212.000000	0.000000	212.0	212.00	212.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59.000000	False	0	212
10	NaN	2223	2023-03-03 13:23:34	212	1.0	212.000000	NaN	212.0	212.00	212.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	212
11	NaN	2225	2023-06-21 13:04:50	196	3.0	196.333333	20.502032	176.0	186.00	196.0	...	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	196
12	NaN	2226	2023-03-15 17:53:51	196	1.0	196.000000	NaN	196.0	196.00	196.0	...	NaN	NaT	NaN	NaN	dependson	CURRENT	2023-03-31 23:59:59.000000	False	0	196
13	NaN	2227	2023-03-15 17:53:51	196	1.0	196.000000	NaN	196.0	196.00	196.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	196
14	NaN	2229	2023-03-30 11:29:33	183	1.0	183.000000	NaN	183.0	183.00	183.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59.000000	False	0	183
15	NaN	2230	2023-03-28 19:37:13	183	3.0	359.666667	254.199397	183.0	214.00	245.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59.000000	False	0	183
16	NaN	2232	2023-09-19 06:21:23	176	3.0	196.333333	20.502032	176.0	186.00	196.0	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-09-28 03:00:04.799112	False	0	176
17	NaN	2233	2023-04-13 10:02:45	167	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59.000000	False	0	167
18	NaN	2235	2023-06-11 19:42:11	162	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	162
19	NaN	2238	2023-04-21 14:35:51	159	1.0	159.000000	NaN	159.0	159.00	159.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	159
20	NaN	2240	2023-04-24 16:52:54	156	6.0	191.000000	134.747171	69.0	91.00	137.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	156
21	NaN	2242	2023-05-12 12:45:47	142	1.0	142.000000	NaN	142.0	142.00	142.0	...	NaN	NaT	NaN	NaN	version	CURRENT	2023-05-31 23:59:59.000000	False	0	142
22	NaN	2243	2023-05-11 09:09:17	139	4.0	108.500000	69.294059	5.0	104.75	138.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59.000000	False	0	139
23	NaN	2245	2023-07-07 15:44:24	138	4.0	108.500000	69.294059	5.0	104.75	138.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	138
24	NaN	2251	2023-08-24 16:59:52	118	6.0	191.000000	134.747171	69.0	91.00	137.0	...	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	118
25	NaN	2255	2023-08-24 16:59:09	106	10.0	296.800000	232.817430	75.0	120.00	230.5	...	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	106
26	NaN	2259	2023-06-15 17:15:02	104	2.0	104.000000	0.000000	104.0	104.00	104.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	104
27	NaN	2260	2023-06-15 17:18:45	104	2.0	104.000000	0.000000	104.0	104.00	104.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59.000000	False	0	104
28	NaN	2261	2023-06-21 13:01:39	100	4.0	103.000000	10.099505	97.0	97.00	98.5	...	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	100
29	NaN	2263	2023-06-21 12:59:45	99	4.0	103.750000	9.500000	99.0	99.00	99.0	...	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	99
30	NaN	2264	2023-06-21 12:59:58	99	4.0	103.750000	9.500000	99.0	99.00	99.0	...	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	99
31	NaN	2265	2023-06-21 13:00:12	99	4.0	103.750000	9.500000	99.0	99.00	99.0	...	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	99
32	NaN	2266	2023-06-22 15:10:37	97	4.0	103.000000	10.099505	97.0	97.00	98.5	...	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	97
33	NaN	2267	2023-06-22 15:10:07	97	4.0	103.000000	10.099505	97.0	97.00	98.5	...	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	97
34	NaN	2268	2023-09-19 17:09:26	85	10.0	296.800000	232.817430	75.0	120.00	230.5	...	gerardo.garciadeblas@telefonica.com	2023-07-31 23:59:59	CURRENT	1.0	comment	RECENT	2023-09-28 03:00:04.799112	False	0	85
35	NaN	2269	2023-07-07 16:05:57	82	6.0	191.000000	134.747171	69.0	91.00	137.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59.000000	False	0	82
36	NaN	2271	2023-07-19 18:53:57	75	10.0	296.800000	232.817430	75.0	120.00	230.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	75
37	NaN	2274	2023-07-20 15:08:35	69	6.0	191.000000	134.747171	69.0	91.00	137.0	...	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	69
38	NaN	2277	2023-07-26 11:00:06	63	1.0	63.000000	NaN	63.0	63.00	63.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	63
39	NaN	2278	2023-08-10 09:39:19	63	1.0	63.000000	NaN	63.0	63.00	63.0	...	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	63
40	NaN	2279	2023-07-27 01:01:52	63	1.0	63.000000	NaN	63.0	63.00	63.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59.000000	False	0	63

41 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs