Analysis of OSM events in Bugzilla

Date and time of the report: 2023-12-07 05:00:05.395859

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

Bugs considered recent: Since 2023-11-16.

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:

72

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

Number of bugs per module

AGE	CURRENT	RECENT	Total
MODULE
Bugzilla	1	0	1
DEVOPS	7	1	8
Documentation / Wiki	4	0	4
Gerrit	1	0	1
IM-NBI	13	1	14
LCM	7	2	9
MON	2	0	2
N2VC	1	0	1
OSMClient	8	0	8
POL	2	0	2
RO	16	2	18
Robot-tests	4	0	4
Total	66	6	72

2.2 Age of open bugs

Age vs. state of open bugs (global)

AGE	CURRENT	RECENT	Total
VALUE
OPEN-UNCONFIRMED	56	5	61
CONFIRMED	8	0	8
IN_PROGRESS	2	1	3
Total	66	6	72

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	792.000000	NaN	792.0	792.00	792.0	792.00	792.0
1	DEVOPS	8.0	177.375000	138.995311	14.0	34.00	207.5	282.00	358.0
2	Documentation / Wiki	4.0	173.000000	10.099505	167.0	167.00	168.5	174.50	188.0
3	Gerrit	1.0	589.000000	NaN	589.0	589.00	589.0	589.00	589.0
4	IM-NBI	14.0	91.142857	91.582545	0.0	26.25	32.5	185.75	253.0
5	LCM	9.0	223.888889	238.916536	20.0	30.00	124.0	315.00	721.0
6	MON	2.0	264.000000	49.497475	229.0	246.50	264.0	281.50	299.0
7	N2VC	1.0	133.000000	NaN	133.0	133.00	133.0	133.00	133.0
8	OSMClient	8.0	239.250000	120.793507	139.0	168.50	181.0	276.75	432.0
9	POL	2.0	26.000000	5.656854	22.0	24.00	26.0	28.00	30.0
10	RO	18.0	216.166667	241.153661	14.0	30.75	134.5	332.25	866.0
11	Robot-tests	4.0	173.750000	9.500000	169.0	169.00	169.0	173.75	188.0

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	188	4.0	173.000	10.099505	167.0	167.00	168.5	...	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	188
1	NaN	2253	2023-08-24 16:59:30	188	4.0	173.750	9.500000	169.0	169.00	169.0	...	selvi.j@tataelxsi.co.in	2023-08-31 23:59:59	CURRENT	2.0	cc	CURRENT	2023-08-31 23:59:59	False	0	188
2	NaN	2270	2023-11-10 08:21:04	145	8.0	55.250	49.660994	20.0	25.75	31.5	...	rahul.k4@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	comment	CURRENT	2023-11-30 23:59:59	False	0	145
3	NaN	2280	2023-11-13 21:03:17	124	4.0	48.750	50.367814	20.0	20.75	25.5	...	rahul.k4@tataelxsi.co.in	2023-11-30 23:59:59	CURRENT	1.0	everconfirmed	CURRENT	2023-11-30 23:59:59	False	101	124
4	NaN	2281	2023-08-04 08:10:19	124	8.0	55.250	49.660994	20.0	25.75	31.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	124
5	NaN	2284	2023-08-09 11:49:19	119	8.0	38.625	32.810876	22.0	25.00	27.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-08-31 23:59:59	False	0	119

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	866	9.0	372.333333	257.576202	14.0	232.00	364.0	...	gulsum.atici@canonical.com	2022-03-31 23:59:59	CURRENT	2.0	keywords	CURRENT	2023-02-28 23:59:59.000000	False	319	866
1	NaN	1830	2023-11-08 06:14:48	721	3.0	429.666667	254.199397	253.0	284.00	315.0	...	srojas@whitestack.com	2023-07-31 23:59:59	CURRENT	3.0	comment	CURRENT	2023-11-30 23:59:59.000000	False	581	721
2	NaN	2019	2023-10-03 15:03:31	587	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	193	587
3	NaN	2164	2023-10-17 17:21:22	448	2.0	265.500000	258.093975	83.0	174.25	265.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	138	448
4	NaN	2176	2023-10-17 16:56:24	432	6.0	261.000000	134.747171	139.0	161.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	382	432
5	NaN	2177	2023-10-17 17:02:41	429	6.0	261.000000	134.747171	139.0	161.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-10-31 23:59:59.000000	False	379	429
6	NaN	2223	2023-03-03 13:23:34	282	2.0	158.000000	175.362482	34.0	96.00	158.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59.000000	False	0	282
7	NaN	2241	2023-04-28 14:57:23	222	4.0	178.500000	69.294059	75.0	174.75	208.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59.000000	False	0	222
8	NaN	2299	2023-12-04 16:05:27	37	8.0	38.625000	32.810876	22.0	25.00	27.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-12-07 04:00:05.425885	False	0	37
9	NaN	2301	2023-11-02 10:16:46	34	2.0	24.000000	14.142136	14.0	19.00	24.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	34
10	NaN	2305	2023-11-06 21:11:09	30	2.0	26.000000	5.656854	22.0	24.00	26.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-11-30 23:59:59.000000	False	0	30

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	792	1.0	792.000000	NaN	792.0	792.00	792.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	617	792
1	NaN	2015	2023-06-14 14:52:04	589	1.0	589.000000	NaN	589.0	589.00	589.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	317	589
2	NaN	2093	2023-07-19 17:19:49	523	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	248	523
3	NaN	2195	2023-05-15 14:29:20	383	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	383
4	NaN	2200	2023-02-07 00:00:27	364	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	364
5	NaN	2205	2023-02-13 00:00:24	358	1.0	358.000000	NaN	358.0	358.00	358.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	358
6	NaN	2214	2023-03-07 05:29:42	315	3.0	429.666667	254.199397	253.0	284.00	315.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-03-31 23:59:59	False	0	315
7	NaN	2215	2023-02-13 13:26:07	299	1.0	299.000000	NaN	299.0	299.00	299.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	299
8	NaN	2221	2023-02-27 15:30:34	282	2.0	282.000000	0.000000	282.0	282.00	282.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	282
9	NaN	2222	2023-02-27 15:53:28	282	2.0	282.000000	0.000000	282.0	282.00	282.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-02-28 23:59:59	False	0	282
10	NaN	2229	2023-03-30 11:29:33	253	1.0	253.000000	NaN	253.0	253.00	253.0	...	NaN	NaT	NaN	NaN	short_desc	CURRENT	2023-03-31 23:59:59	False	0	253
11	NaN	2230	2023-03-28 19:37:13	253	3.0	429.666667	254.199397	253.0	284.00	315.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-03-31 23:59:59	False	0	253
12	NaN	2233	2023-04-13 10:02:45	237	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	cc	CURRENT	2023-04-30 23:59:59	False	0	237
13	NaN	2235	2023-06-11 19:42:11	232	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	232
14	NaN	2238	2023-04-21 14:35:51	229	1.0	229.000000	NaN	229.0	229.00	229.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	229
15	NaN	2240	2023-04-24 16:52:54	226	6.0	261.000000	134.747171	139.0	161.00	207.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-04-30 23:59:59	False	0	226
16	NaN	2243	2023-05-11 09:09:17	209	4.0	178.500000	69.294059	75.0	174.75	208.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-05-31 23:59:59	False	0	209
17	NaN	2245	2023-11-27 17:49:44	208	4.0	178.500000	69.294059	75.0	174.75	208.5	...	NaN	NaT	NaN	NaN	comment	RECENT	2023-11-30 23:59:59	False	0	208
18	NaN	2251	2023-08-24 16:59:52	188	6.0	261.000000	134.747171	139.0	161.00	207.0	...	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	188
19	NaN	2259	2023-06-15 17:15:02	174	2.0	174.000000	0.000000	174.0	174.00	174.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	174
20	NaN	2260	2023-06-15 17:18:45	174	2.0	174.000000	0.000000	174.0	174.00	174.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-06-30 23:59:59	False	0	174
21	NaN	2261	2023-06-21 13:01:39	170	4.0	173.000000	10.099505	167.0	167.00	168.5	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	170
22	NaN	2263	2023-06-21 12:59:45	169	4.0	173.750000	9.500000	169.0	169.00	169.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	169
23	NaN	2264	2023-06-21 12:59:58	169	4.0	173.750000	9.500000	169.0	169.00	169.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	169
24	NaN	2265	2023-06-21 13:00:12	169	4.0	173.750000	9.500000	169.0	169.00	169.0	...	ramerama@tataelxsi.co.in	2023-06-30 23:59:59	CURRENT	1.0	assigned_to	CURRENT	2023-06-30 23:59:59	False	0	169
25	NaN	2266	2023-06-22 15:10:37	167	4.0	173.000000	10.099505	167.0	167.00	168.5	...	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	167
26	NaN	2267	2023-06-22 15:10:07	167	4.0	173.000000	10.099505	167.0	167.00	168.5	...	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	167
27	NaN	2269	2023-07-07 16:05:57	152	6.0	261.000000	134.747171	139.0	161.00	207.0	...	ramerama@tataelxsi.co.in	2023-07-31 23:59:59	CURRENT	1.0	version	CURRENT	2023-07-31 23:59:59	False	0	152
28	NaN	2271	2023-07-19 18:53:57	145	9.0	372.333333	257.576202	14.0	232.00	364.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	145
29	NaN	2274	2023-07-20 15:08:35	139	6.0	261.000000	134.747171	139.0	161.00	207.0	...	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	139
30	NaN	2277	2023-07-26 11:00:06	133	1.0	133.000000	NaN	133.0	133.00	133.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-07-31 23:59:59	False	0	133
31	NaN	2278	2023-08-10 09:39:19	133	1.0	133.000000	NaN	133.0	133.00	133.0	...	guillermo.calvino@canonical.com	2023-07-31 23:59:59	CURRENT	1.0	bug_severity	CURRENT	2023-08-31 23:59:59	False	0	133
32	NaN	2286	2023-09-08 11:17:57	98	1.0	98.000000	NaN	98.0	98.00	98.0	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	98
33	NaN	2287	2023-09-18 23:58:26	83	2.0	265.500000	258.093975	83.0	174.25	265.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	83
34	NaN	2288	2023-09-22 15:22:41	75	4.0	178.500000	69.294059	75.0	174.75	208.5	...	NaN	NaT	NaN	NaN	comment	CURRENT	2023-09-30 23:59:59	False	0	75

35 rows × 40 columns

3. Temporal evolution

3.1 Number of open bugs