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2025-12-12 - 22:31
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot4.osadl.org (updated Fri Dec 12, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25876212968,7sleep30-21swapper/319:08:533
25650212263,6sleep00-21swapper/019:05:570
256362117108,6sleep10-21swapper/119:05:461
25850211074,8sleep20-21swapper/219:08:322
3035321020,0sleep30-21swapper/300:15:163
143372620,1sleep30-21swapper/322:46:003
289352610,1sleep128939-21kthreadcore21:50:221
251202590,0sleep30-21swapper/321:16:083
36412560,0sleep00-21swapper/000:34:520
155652560,1sleep115572-21irqcore20:20:191
15352550,0sleep20-21swapper/221:00:252
101272550,0sleep310135-21kthreadcore20:40:183
200542540,0sleep20-21swapper/223:36:452
183662530,0sleep00-21swapper/019:25:180
214232510,5sleep22614099cyclictest23:21:322
163072500,0sleep116313-21kthreadcore22:15:221
2613799340,17cyclictest0-21swapper/100:25:151
2613799300,29cyclictest0-21swapper/122:50:391
2613799300,29cyclictest0-21swapper/122:50:391
2613799290,21cyclictest0-21swapper/122:48:471
2614099281,26cyclictest0-21swapper/200:24:152
2614099280,27cyclictest0-21swapper/221:39:432
2613799280,27cyclictest0-21swapper/121:18:181
2613799280,24cyclictest0-21swapper/121:28:521
26140992714,7cyclictest0-21swapper/223:41:532
2613799270,3cyclictest0-21swapper/100:12:541
2613799270,26cyclictest0-21swapper/123:06:051
2613799270,26cyclictest0-21swapper/120:27:021
2613799270,25cyclictest0-21swapper/123:48:421
2613799270,22cyclictest0-21swapper/121:43:301
2613799270,21cyclictest0-21swapper/123:16:171
2613799270,21cyclictest0-21swapper/121:21:011
2613799270,15cyclictest0-21swapper/123:04:191
2613799270,12cyclictest0-21swapper/123:40:241
2614099260,2cyclictest0-21swapper/222:00:012
2614099260,25cyclictest0-21swapper/222:35:392
2614099260,25cyclictest0-21swapper/220:49:362
2614099260,25cyclictest0-21swapper/200:06:422
26137992614,11cyclictest0-21swapper/123:58:091
26137992611,8cyclictest0-21swapper/100:32:301
2613799260,3cyclictest0-21swapper/100:05:091
2613799260,26cyclictest0-21swapper/119:36:451
2613799260,25cyclictest0-21swapper/123:54:131
2613799260,25cyclictest0-21swapper/123:29:231
2613799260,25cyclictest0-21swapper/123:13:381
2613799260,25cyclictest0-21swapper/122:22:521
2613799260,25cyclictest0-21swapper/122:10:451
2613799260,25cyclictest0-21swapper/121:11:241
2613799260,25cyclictest0-21swapper/119:59:511
2613799260,25cyclictest0-21swapper/100:39:061
2613799260,21cyclictest0-21swapper/119:20:541
2613799260,20cyclictest0-21swapper/120:44:391
2613799260,15cyclictest0-21swapper/100:17:001
2614099253,18cyclictest0-21swapper/219:50:232
2614099250,24cyclictest0-21swapper/220:50:562
2613799251,19cyclictest0-21swapper/121:30:441
2613799250,24cyclictest0-21swapper/122:30:131
2613799250,24cyclictest0-21swapper/119:48:541
2613799250,24cyclictest0-21swapper/119:48:531
2613799250,19cyclictest0-21swapper/100:01:521
2614099242,21cyclictest0-21swapper/222:57:102
2614099241,22cyclictest0-21swapper/222:20:132
2614099240,23cyclictest0-21swapper/200:10:552
26137992414,9cyclictest0-21swapper/121:38:451
2613799240,23cyclictest0-21swapper/123:39:171
2613799240,23cyclictest0-21swapper/123:21:171
2613799240,23cyclictest0-21swapper/122:01:221
2613799240,19cyclictest0-21swapper/123:32:221
2613799240,19cyclictest0-21swapper/120:18:481
2613799240,18cyclictest0-21swapper/122:07:391
2613799240,14cyclictest0-21swapper/122:26:061
26132992422,1cyclictest8217-21diskmemload23:34:110
2613299242,20cyclictest0-21swapper/022:32:040
2613299240,23cyclictest0-21swapper/022:50:050
2613299240,23cyclictest0-21swapper/022:50:050
2614099233,19cyclictest0-21swapper/221:30:292
2614099232,20cyclictest0-21swapper/221:23:582
26140992321,2cyclictest0-21swapper/222:06:432
26140992321,2cyclictest0-21swapper/219:29:032
2614099230,22cyclictest0-21swapper/223:07:592
2614099230,22cyclictest0-21swapper/222:17:452
2614099230,22cyclictest0-21swapper/200:29:192
26137992319,3cyclictest0-21swapper/121:05:121
26137992317,1cyclictest0-21swapper/119:25:241
2613799230,22cyclictest0-21swapper/120:09:151
2613799230,22cyclictest0-21swapper/100:23:571
2613799230,17cyclictest0-21swapper/121:56:151
2613299232,20cyclictest0-21swapper/021:44:030
26132992314,8cyclictest0-21swapper/023:29:020
2613299230,22cyclictest0-21swapper/023:52:090
2613299230,22cyclictest0-21swapper/023:22:420
2613299230,22cyclictest0-21swapper/023:14:110
2613299230,22cyclictest0-21swapper/022:39:580
2613299230,22cyclictest0-21swapper/000:07:080
813722219,2sleep30-21swapper/321:09:083
3190022218,3sleep30-21swapper/320:34:463
2614099226,14cyclictest0-21swapper/222:50:272
2614099226,14cyclictest0-21swapper/222:50:272
2614099222,19cyclictest0-21swapper/223:18:132
2614099222,19cyclictest0-21swapper/221:51:172
2614099222,19cyclictest0-21swapper/220:44:032
26140992219,3cyclictest0-21swapper/200:17:392
2614099221,2cyclictest0-21swapper/223:50:182
2614099221,20cyclictest0-21swapper/223:55:272
2614099221,20cyclictest0-21swapper/222:34:432
2614099221,20cyclictest0-21swapper/222:26:212
2614099220,21cyclictest0-21swapper/223:00:322
2614099220,21cyclictest0-21swapper/222:47:042
2614099220,21cyclictest0-21swapper/222:12:072
2614099220,21cyclictest0-21swapper/221:47:222
2613799220,3cyclictest0-21swapper/120:37:451
2613799220,21cyclictest0-21swapper/120:12:511
2613799220,21cyclictest0-21swapper/120:02:171
2613799220,21cyclictest0-21swapper/119:16:481
26132992219,2cyclictest10272-21snmpd20:46:390
26132992215,6cyclictest0-21swapper/000:39:290
26132992213,8cyclictest0-21swapper/021:26:220
2613299220,21cyclictest0-21swapper/022:47:430
2613299220,21cyclictest0-21swapper/022:42:160
2613299220,21cyclictest0-21swapper/022:28:140
2613299220,21cyclictest0-21swapper/022:21:510
2613299220,21cyclictest0-21swapper/022:17:240
2613299220,21cyclictest0-21swapper/022:15:000
2613299220,21cyclictest0-21swapper/022:05:340
2613299220,21cyclictest0-21swapper/021:57:250
2613299220,21cyclictest0-21swapper/021:31:030
2613299220,21cyclictest0-21swapper/021:22:190
2613299220,21cyclictest0-21swapper/021:15:300
2613299220,21cyclictest0-21swapper/021:11:150
2613299220,21cyclictest0-21swapper/000:20:470
2613299220,21cyclictest0-21swapper/000:18:180
2613299220,21cyclictest0-21swapper/000:11:060
2613299220,21cyclictest0-21swapper/000:03:540
2613299220,20cyclictest0-21swapper/000:29:440
247282220,1sleep3391ktimersoftd/323:55:223
2614099215,14cyclictest5426-21apt-get21:40:152
26140992118,3cyclictest0-21swapper/220:58:062
2614099211,3cyclictest0-21swapper/220:03:172
2614099211,14cyclictest0-21swapper/221:11:362
2614099210,20cyclictest0-21swapper/223:13:162
2614099210,20cyclictest0-21swapper/222:41:072
2614099210,20cyclictest0-21swapper/221:16:542
2614099210,20cyclictest0-21swapper/220:12:482
2614099210,20cyclictest0-21swapper/200:01:272
2613799210,20cyclictest0-21swapper/122:37:361
2613799210,20cyclictest0-21swapper/121:49:501
2613799210,20cyclictest0-21swapper/120:51:471
2613799210,20cyclictest0-21swapper/119:50:511
2613799210,15cyclictest0-21swapper/122:58:241
2613799210,15cyclictest0-21swapper/122:40:051
26132992118,2cyclictest10272-21snmpd20:26:060
2613299210,20cyclictest0-21swapper/023:58:050
2613299210,20cyclictest0-21swapper/023:03:310
2613299210,20cyclictest0-21swapper/022:02:030
2613299210,20cyclictest0-21swapper/021:46:040
2613299210,20cyclictest0-21swapper/021:35:250
2613299210,16cyclictest0-21swapper/021:51:480
2613299210,15cyclictest0-21swapper/023:43:200
2613299210,15cyclictest0-21swapper/023:16:290
26140992018,1cyclictest10272-21snmpd20:28:232
26140992018,1cyclictest10272-21snmpd19:44:262
26140992016,3cyclictest0-21swapper/221:58:242
2614099201,18cyclictest0-21swapper/223:26:152
2614099200,2cyclictest0-21swapper/219:22:082
2614099200,20cyclictest0-21swapper/219:11:192
2614099200,19cyclictest0-21swapper/223:46:052
2614099200,19cyclictest0-21swapper/223:31:032
2614099200,19cyclictest0-21swapper/221:27:132
2614099200,19cyclictest0-21swapper/221:08:172
2614099200,19cyclictest0-21swapper/200:30:362
2614099200,14cyclictest0-21swapper/200:37:042
26137992018,2cyclictest0-21swapper/120:46:421
2613799200,20cyclictest0-21swapper/119:34:591
2613799200,19cyclictest0-21swapper/120:32:031
26132992018,1cyclictest10272-21snmpd22:56:230
26132992018,1cyclictest10272-21snmpd20:31:390
26132992018,1cyclictest10272-21snmpd19:58:560
26132992018,1cyclictest10272-21snmpd19:37:240
26132992016,2cyclictest10272-21snmpd20:21:390
26132992013,6cyclictest0-21swapper/023:46:160
2613299200,19cyclictest0-21swapper/023:36:190
2613299200,19cyclictest0-21swapper/020:40:210
26140991917,1cyclictest10272-21snmpd20:21:512
26140991915,3cyclictest0-21swapper/220:33:542
26137991917,2cyclictest0-21swapper/119:44:141
2613799190,19cyclictest0-21swapper/120:57:181
2613299194,13cyclictest31642-21/usr/sbin/munin19:40:270
2613299194,13cyclictest0-21swapper/021:09:300
26132991917,1cyclictest10272-21snmpd20:59:540
26132991917,1cyclictest10272-21snmpd20:05:540
26132991916,2cyclictest10272-21snmpd19:51:540
2277621916,2sleep30-21swapper/320:51:373
26140991816,1cyclictest17772-21cat19:55:172
26140991816,1cyclictest10272-21snmpd20:06:482
2614099181,15cyclictest0-21swapper/219:30:162
26137991816,1cyclictest10272-21snmpd21:00:181
2613299189,8cyclictest0-21swapper/023:05:360
26132991816,1cyclictest10272-21snmpd20:39:110
26132991816,1cyclictest10272-21snmpd20:17:540
26132991816,1cyclictest10272-21snmpd20:11:020
26132991816,1cyclictest10272-21snmpd19:18:260
26132991814,2cyclictest10272-21snmpd20:03:450
2602121813,2sleep30-21swapper/321:33:433
2272421811,5sleep30-21swapper/320:00:073
189521812,3sleep30-21swapper/323:12:283
103992188,3sleep30-21swapper/319:45:463
103992188,3sleep30-21swapper/319:45:453
61721712,3sleep30-21swapper/323:28:033
50682170,0sleep30-21swapper/322:10:193
26140991716,0cyclictest10272-21snmpd19:48:092
26140991716,0cyclictest10272-21snmpd19:48:092
26140991715,1cyclictest10272-21snmpd20:15:022
26140991715,1cyclictest10272-21snmpd19:36:392
2614099170,11cyclictest0-21swapper/220:35:152
26137991715,2cyclictest0-21swapper/119:10:281
26132991715,1cyclictest10272-21snmpd20:52:570
26132991715,1cyclictest10272-21snmpd19:48:450
26132991715,1cyclictest10272-21snmpd19:48:440
26132991714,2cyclictest10272-21snmpd21:00:320
26132991713,3cyclictest10272-21snmpd19:31:450
2262021711,3sleep30-21swapper/321:47:043
2233521712,3sleep30-21swapper/319:58:153
2023221710,4sleep30-21swapper/322:01:033
140872176,3sleep30-21swapper/320:17:563
800321612,3sleep30-21swapper/320:14:413
26132991614,1cyclictest10272-21snmpd19:20:510
26132991614,1cyclictest10272-21snmpd19:10:530
1811221611,2sleep30-21swapper/322:15:493
3181621512,2sleep30-21swapper/319:13:373
271222150,1sleep338-21rcuc/322:53:333
271222150,1sleep338-21rcuc/322:53:323
26140991513,1cyclictest10272-21snmpd19:15:482
208692159,3sleep30-21swapper/323:20:583
1834321510,3sleep30-21swapper/322:33:233
2011521410,3sleep30-21swapper/320:24:223
1704721410,3sleep30-21swapper/320:48:173
151032141,4sleep30-21swapper/321:27:543
146712142,3sleep30-21swapper/300:22:433
128812140,1sleep312883-21latency_hist00:40:003
83692137,3sleep30-21swapper/323:30:273
76572139,3sleep30-21swapper/319:18:463
46172139,3sleep30-21swapper/319:41:533
39172137,3sleep30-21swapper/322:57:233
286772139,3sleep30-21swapper/320:57:053
260492139,3sleep30-21swapper/320:29:593
23292139,3sleep30-21swapper/321:04:473
223062137,3sleep30-21swapper/323:39:133
195612139,3sleep30-21swapper/319:29:283
136642139,3sleep30-21swapper/319:24:303
12502137,3sleep30-21swapper/323:45:093
7742126,3sleep30-21swapper/300:31:283
42282126,3sleep30-21swapper/321:22:163
34772125,4sleep30-21swapper/321:38:243
297822121,3sleep30-21swapper/322:22:383
191912126,3sleep30-21swapper/300:08:493
132052120,3sleep30-21swapper/321:59:513
110182126,3sleep30-21swapper/323:16:173
67102115,3sleep30-21swapper/322:43:533
6362111,7sleep30-21swapper/323:44:453
278062115,3sleep30-21swapper/300:12:373
165292110,8sleep316607-21ntp_states23:50:213
14882115,3sleep30-21swapper/322:09:483
285242106,3sleep30-21swapper/322:38:203
239052104,3sleep30-21swapper/300:26:593
178882103,4sleep30-21swapper/321:14:203
164932104,3sleep30-21swapper/319:53:293
139092105,2sleep30-21swapper/323:02:233
113742104,3sleep30-21swapper/321:40:563
8531293,3sleep30-21swapper/300:03:203
8021293,3sleep30-21swapper/322:28:183
31319296,2sleep30-21swapper/319:39:133
22378294,3sleep30-21swapper/323:05:403
25705284,3sleep30-21swapper/321:50:093
25262281,3sleep30-21swapper/319:32:233
1890284,3sleep30-21swapper/320:06:513
32147274,2sleep30-21swapper/320:35:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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