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2026-04-06 - 12:02
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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: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack4slot6.osadl.org (updated Mon Apr 06, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9082521260,57pltrace0-21swapper/719:05:197
9082521030,99pltrace0-21swapper/319:05:173
1186852960,87pltrace0-21swapper/519:10:015
908252900,82pltrace0-21swapper/119:05:111
2438352900,0pltrace0-21swapper/522:21:115
145022860,0sleep60-21swapper/622:05:146
1200027258,10sleep60-21swapper/619:08:006
1183126551,10sleep20-21swapper/219:05:552
1212426046,10sleep00-21swapper/019:09:460
1207225844,10sleep40-21swapper/419:09:034
4292330,0sleep1281rcuc/122:38:171
2655052320,0pltrace0-21swapper/700:25:197
2887952310,0pltrace0-21swapper/721:35:207
546152300,0pltrace0-21swapper/719:55:167
3212352260,1pltrace32126-21grep00:31:111
1709752260,0pltrace0-21swapper/623:06:106
1232099230,15cyclictest0-21swapper/522:00:435
3228352220,0pltrace0-21swapper/719:45:277
1232899210,21cyclictest0-21swapper/722:45:187
870652190,0pltrace0-21swapper/722:55:117
1230899191,7cyclictest0-21swapper/320:30:063
1230899190,3cyclictest0-21swapper/319:32:513
1664252180,10pltrace78-21ksoftirqd/720:15:217
1664252180,10pltrace78-21ksoftirqd/720:15:217
1231599180,1cyclictest0-21swapper/400:00:194
546152170,0pltrace0-21swapper/719:54:047
1988652170,0pltrace0-21swapper/723:14:357
1988652170,0pltrace0-21swapper/723:14:357
12328991711,5cyclictest0-21swapper/720:35:447
1232899170,2cyclictest0-21swapper/721:12:097
1232599172,8cyclictest0-21swapper/619:26:286
12325991711,5cyclictest0-21swapper/621:54:356
1230899178,5cyclictest0-21swapper/323:40:403
1230199171,2cyclictest0-21swapper/119:50:001
1230199171,15cyclictest0-21swapper/119:38:041
313152160,0pltrace0-21swapper/722:43:537
1323452160,2pltrace0-21swapper/722:03:417
12328991610,5cyclictest0-21swapper/700:37:157
1232899160,15cyclictest0-21swapper/719:21:077
12325991611,3cyclictest0-21swapper/622:35:486
1232599160,8cyclictest0-21swapper/620:17:416
1232599160,8cyclictest0-21swapper/620:17:416
1232099160,8cyclictest0-21swapper/522:13:565
1231599160,14cyclictest0-21swapper/421:01:514
1230899161,7cyclictest0-21swapper/321:25:123
1230899160,15cyclictest0-21swapper/321:01:373
12305991611,3cyclictest0-21swapper/219:59:252
12305991611,3cyclictest0-21swapper/200:09:132
12305991610,5cyclictest0-21swapper/220:46:062
1230599160,8cyclictest0-21swapper/222:30:232
1230599160,4cyclictest0-21swapper/220:24:142
12301991611,3cyclictest0-21swapper/121:20:011
1230199161,7cyclictest0-21swapper/122:16:101
1230199160,15cyclictest0-21swapper/122:43:321
1041852160,0pltrace0-21swapper/721:59:577
699852150,3pltrace0-21swapper/723:48:227
653652150,6pltrace0-21swapper/720:54:017
421152150,10pltrace54-21ksoftirqd/423:43:394
2824652150,1pltrace0-21swapper/323:26:113
1988652150,10pltrace0-21swapper/323:12:053
1988652150,10pltrace0-21swapper/323:12:053
12328991511,3cyclictest0-21swapper/723:44:557
1232899150,8cyclictest0-21swapper/722:26:547
1232899150,14cyclictest0-21swapper/723:57:357
1232899150,14cyclictest0-21swapper/723:19:457
1232899150,14cyclictest0-21swapper/721:42:087
1232599159,5cyclictest0-21swapper/623:54:526
1232599159,5cyclictest0-21swapper/600:00:436
12325991512,1cyclictest0-21swapper/623:40:136
1232599150,8cyclictest0-21swapper/620:54:026
1232599150,8cyclictest0-21swapper/619:53:146
1232599150,8cyclictest0-21swapper/619:14:286
1232599150,7cyclictest0-21swapper/621:38:376
1232599150,4cyclictest0-21swapper/623:00:396
1232599150,14cyclictest0-21swapper/623:25:426
1232599150,14cyclictest0-21swapper/622:47:396
1232599150,13cyclictest0-21swapper/622:01:566
12320991514,1cyclictest0-21swapper/522:05:215
1232099151,8cyclictest0-21swapper/521:39:345
1232099151,3cyclictest0-21swapper/520:49:265
1232099150,7cyclictest0-21swapper/519:27:375
1232099150,4cyclictest0-21swapper/519:35:505
1232099150,3cyclictest0-21swapper/521:43:015
1230899159,5cyclictest0-21swapper/323:07:433
1230899150,7cyclictest0-21swapper/320:40:003
1230599150,8cyclictest0-21swapper/221:56:442
1230599150,7cyclictest0-21swapper/223:00:002
1230599150,14cyclictest0-21swapper/223:58:042
1230599150,14cyclictest0-21swapper/221:38:162
1230599150,14cyclictest0-21swapper/221:00:012
1230599150,12cyclictest0-21swapper/221:29:592
1230199150,8cyclictest0-21swapper/123:21:131
1230199150,8cyclictest0-21swapper/123:21:131
1230199150,8cyclictest0-21swapper/120:04:371
1230199150,7cyclictest0-21swapper/100:07:471
1230199150,3cyclictest0-21swapper/100:28:511
1230199150,14cyclictest0-21swapper/123:54:181
1230199150,14cyclictest0-21swapper/123:18:121
1230199150,14cyclictest0-21swapper/120:51:261
1105952150,2pltrace0-21swapper/720:04:367
310912148,2sleep670-21ksoftirqd/600:30:176
2995752140,1pltrace0-21swapper/722:35:087
2887952140,11pltrace54-21ksoftirqd/421:36:094
2392452140,0pltrace0-21swapper/719:31:087
2159652140,2pltrace0-21swapper/722:19:487
1232899140,8cyclictest0-21swapper/723:50:477
1232899140,6cyclictest0-21swapper/721:06:127
1232899140,3cyclictest0-21swapper/722:09:027
1232899140,3cyclictest0-21swapper/721:31:457
12325991412,1cyclictest0-21swapper/620:25:116
12325991410,3cyclictest29188-21fschecks_time20:35:146
1232599140,7cyclictest0-21swapper/600:14:176
1232599140,3cyclictest0-21swapper/620:00:296
1232099140,8cyclictest0-21swapper/520:14:095
1232099140,7cyclictest0-21swapper/521:54:195
1232099140,6cyclictest0-21swapper/500:22:535
1232099140,13cyclictest0-21swapper/522:15:475
1232099140,13cyclictest0-21swapper/520:17:245
1232099140,13cyclictest0-21swapper/520:17:245
1232099140,12cyclictest0-21swapper/500:08:405
12315991413,1cyclictest0-21swapper/422:15:214
12315991411,2cyclictest0-21swapper/400:28:164
1231599140,13cyclictest0-21swapper/419:25:014
12308991413,1cyclictest0-21swapper/320:00:123
12308991411,2cyclictest0-21swapper/323:01:483
1230899140,7cyclictest0-21swapper/300:16:113
1230899140,1cyclictest0-21swapper/319:55:193
12305991413,1cyclictest0-21swapper/220:50:222
12305991410,3cyclictest0-21swapper/221:18:042
1230599140,13cyclictest0-21swapper/222:41:472
1230599140,13cyclictest0-21swapper/220:26:302
1230199148,5cyclictest0-21swapper/120:13:161
12301991411,2cyclictest0-21swapper/121:40:001
12301991410,3cyclictest0-21swapper/122:12:461
1230199141,12cyclictest0-21swapper/121:53:461
1230199140,3cyclictest0-21swapper/120:23:411
1230199140,2cyclictest0-21swapper/121:26:551
1230199140,13cyclictest0-21swapper/121:11:401
1230199140,1cyclictest0-21swapper/122:05:211
1230199140,1cyclictest0-21swapper/119:55:011
1186852140,0pltrace0-21swapper/719:11:047
374952130,2pltrace6004-21/usr/sbin/munin20:50:213
2824652130,5pltrace0-21swapper/723:27:417
2499952130,5pltrace0-21swapper/520:26:385
1232899139,3cyclictest0-21swapper/721:29:557
1232899137,3cyclictest0-21swapper/721:45:027
1232899137,3cyclictest0-21swapper/720:59:457
1232899135,7cyclictest0-21swapper/723:31:477
12328991312,1cyclictest0-21swapper/719:15:257
1232899130,12cyclictest0-21swapper/723:24:477
1232899130,12cyclictest0-21swapper/723:24:477
1232899130,12cyclictest0-21swapper/721:15:227
1232899130,12cyclictest0-21swapper/720:29:127
1232599139,3cyclictest5826-21gltestperf23:45:146
12325991312,1cyclictest0-21swapper/622:25:186
12325991312,1cyclictest0-21swapper/620:30:016
12325991311,1cyclictest0-21swapper/623:20:126
12325991311,1cyclictest0-21swapper/623:20:126
12325991311,1cyclictest0-21swapper/619:56:106
12325991310,2cyclictest0-21swapper/621:55:126
1232599130,13cyclictest0-21swapper/621:25:236
1232599130,12cyclictest0-21swapper/621:31:256
1232599130,12cyclictest0-21swapper/619:32:046
1232099130,12cyclictest0-21swapper/519:30:375
1232099130,1cyclictest0-21swapper/519:23:365
12315991310,2cyclictest1055-17auditd22:40:014
1231599130,13cyclictest0-21swapper/423:13:294
1231599130,13cyclictest0-21swapper/423:13:294
1231599130,13cyclictest0-21swapper/421:14:284
1231599130,13cyclictest0-21swapper/419:15:384
1231599130,13cyclictest0-21swapper/400:32:294
1231599130,12cyclictest0-21swapper/423:20:274
1231599130,12cyclictest0-21swapper/423:20:264
1231599130,12cyclictest0-21swapper/422:20:194
1231599130,1cyclictest0-21swapper/420:57:284
1230899137,5cyclictest0-21swapper/320:06:233
12308991310,2cyclictest18632-21crond19:20:003
1230599137,5cyclictest0-21swapper/223:21:112
1230599137,5cyclictest0-21swapper/223:21:112
1230599130,2cyclictest0-21swapper/222:21:452
1230599130,13cyclictest0-21swapper/222:10:202
1230599130,12cyclictest0-21swapper/222:06:102
1230199139,2cyclictest0-21swapper/119:20:001
12301991311,1cyclictest0-21swapper/121:33:281
1230199130,12cyclictest0-21swapper/122:02:251
12296991311,1cyclictest0-21swapper/000:19:500
12296991310,2cyclictest0-21swapper/019:19:400
1229699130,12cyclictest0-21swapper/021:09:450
1105952130,0pltrace0-21swapper/720:05:167
1041852130,7pltrace1178-21runrttasks21:59:275
978552120,4pltrace0-21swapper/123:55:511
763152120,3pltrace9872-21sensors21:55:173
546152120,5pltrace0-21swapper/519:52:425
2671352120,3pltrace27366-21/usr/sbin/munin19:35:162
251152120,5pltrace0-21swapper/100:38:231
2330752120,5pltrace0-21swapper/521:21:405
1472452120,3pltrace1178-21runrttasks19:14:581
1232899129,2cyclictest20107-21missed_timers00:10:197
1232899129,2cyclictest1178-21runrttasks22:33:197
1232899127,3cyclictest0-21swapper/723:37:527
1232899127,2cyclictest0-21swapper/723:10:007
12328991211,1cyclictest0-21swapper/720:46:147
12328991211,1cyclictest0-21swapper/720:44:277
1232899120,11cyclictest0-21swapper/721:54:347
1232899120,11cyclictest0-21swapper/700:01:307
1232899120,1cyclictest0-21swapper/721:02:357
1232599129,2cyclictest13647-21unixbench-2d20:05:216
1232599129,2cyclictest11397-21ntp_kernel_pll_21:00:186
1232599129,2cyclictest0-21swapper/600:25:126
1232599128,3cyclictest7755-21latency22:50:146
1232599127,3cyclictest0-21swapper/600:08:346
12325991211,1cyclictest0-21swapper/622:10:156
12325991210,1cyclictest0-21swapper/621:15:176
1232099127,3cyclictest0-21swapper/500:11:565
1232099122,8cyclictest0-21swapper/520:54:175
12320991211,1cyclictest0-21swapper/519:46:165
12320991210,1cyclictest0-21swapper/500:00:075
1232099120,11cyclictest0-21swapper/523:17:155
1232099120,11cyclictest0-21swapper/523:06:105
1232099120,11cyclictest0-21swapper/520:56:025
1232099120,11cyclictest0-21swapper/520:23:505
1232099120,1cyclictest0-21swapper/521:49:375
1231599129,2cyclictest0-21swapper/419:45:134
12315991211,1cyclictest0-21swapper/422:44:314
12315991211,1cyclictest0-21swapper/420:14:454
12315991211,1cyclictest0-21swapper/400:13:524
1231599120,12cyclictest0-21swapper/421:15:464
1231599120,12cyclictest0-21swapper/400:19:514
1231599120,1cyclictest0-21swapper/420:44:164
1231599120,1cyclictest0-21swapper/420:30:464
1230899120,11cyclictest0-21swapper/300:00:073
1230899120,1cyclictest0-21swapper/320:27:343
1230599129,2cyclictest10643-21tune2fs21:00:152
1230599126,5cyclictest0-21swapper/223:54:282
1230599126,5cyclictest0-21swapper/223:35:352
1230599126,5cyclictest0-21swapper/222:00:222
1230599126,5cyclictest0-21swapper/219:51:102
1230599125,1cyclictest0-21swapper/220:40:012
1230599120,1cyclictest0-21swapper/222:17:272
1230199129,2cyclictest0-21swapper/122:55:001
1230199127,4cyclictest30-21ksoftirqd/120:45:051
1230199126,5cyclictest0-21swapper/100:01:381
1230199126,3cyclictest0-21swapper/122:58:061
1230199122,8cyclictest0-21swapper/119:54:491
12301991210,1cyclictest1146-21snmpd23:00:121
12301991210,1cyclictest0-21swapper/121:07:151
12301991210,1cyclictest0-21swapper/100:14:541
1229699129,2cyclictest0-21swapper/021:12:040
12296991211,1cyclictest0-21swapper/023:40:290
12296991211,1cyclictest0-21swapper/021:54:550
12296991211,1cyclictest0-21swapper/021:26:160
12296991211,1cyclictest0-21swapper/019:29:220
1229699121,11cyclictest0-21swapper/020:26:010
1229699120,12cyclictest0-21swapper/022:41:130
1229699120,11cyclictest0-21swapper/023:56:500
1229699120,11cyclictest0-21swapper/021:03:160
1229699120,11cyclictest0-21swapper/019:33:050
1229699120,1cyclictest0-21swapper/022:06:150
1213252120,8pltrace12927-21cpu21:05:113
1041852120,5pltrace0-21swapper/021:59:260
1041852120,1pltrace0-21swapper/121:59:191
3274252110,5pltrace0-21swapper/222:38:162
3228352110,9pltrace0-21swapper/519:42:045
3103352110,4pltrace0-21swapper/223:31:512
2438352110,4pltrace0-21swapper/122:24:191
1492552110,4pltrace0-21swapper/221:09:102
1472452110,3pltrace0-21swapper/519:15:255
1385452110,7pltrace1141-21polkitd20:10:015
1259152110,5pltrace0-21swapper/323:57:473
1232899118,2cyclictest23724-21latency_hist21:25:017
1232899118,2cyclictest16679-21/usr/sbin/munin22:10:167
1232899118,2cyclictest15176-21munin-node00:30:177
1232899113,7cyclictest0-21swapper/723:00:127
12328991110,1cyclictest0-21swapper/720:30:127
12328991110,1cyclictest0-21swapper/720:14:107
1232899110,11cyclictest0-21swapper/719:25:567
1232899110,11cyclictest0-21swapper/700:21:357
1232899110,1cyclictest0-21swapper/700:16:537
1232599119,1cyclictest0-21swapper/620:40:156
1232599119,1cyclictest0-21swapper/619:35:126
1232599118,2cyclictest16196-21fschecks_count21:10:136
1232599118,2cyclictest1178-21runrttasks20:22:356
1232599118,2cyclictest1146-21snmpd23:59:196
1232599118,2cyclictest0-21swapper/622:40:126
12325991110,1cyclictest0-21swapper/620:56:146
12325991110,1cyclictest0-21swapper/600:16:036
1232599110,11cyclictest0-21swapper/622:15:356
1232599110,11cyclictest0-21swapper/620:46:026
1232599110,11cyclictest0-21swapper/619:23:296
1232599110,11cyclictest0-21swapper/619:15:336
1232599110,1cyclictest0-21swapper/622:24:316
1232099116,4cyclictest27856-21kernelversion21:30:155
12320991110,1cyclictest0-21swapper/523:35:315
12320991110,1cyclictest0-21swapper/520:00:315
1232099111,8cyclictest0-21swapper/519:11:185
1232099110,11cyclictest0-21swapper/522:38:225
1232099110,11cyclictest0-21swapper/521:19:115
1232099110,11cyclictest0-21swapper/520:37:155
1232099110,1cyclictest0-21swapper/523:21:065
1232099110,1cyclictest0-21swapper/523:21:065
1232099110,1cyclictest0-21swapper/522:31:445
1232099110,1cyclictest0-21swapper/521:02:115
1231599118,2cyclictest1146-21snmpd21:05:044
1231599117,3cyclictest3536-21cpuspeed_turbos19:50:124
12315991110,1cyclictest0-21swapper/423:51:414
12315991110,1cyclictest0-21swapper/423:38:444
12315991110,1cyclictest0-21swapper/422:54:434
12315991110,1cyclictest0-21swapper/419:36:214
1231599110,11cyclictest0-21swapper/423:07:494
1231599110,11cyclictest0-21swapper/422:02:534
1231599110,11cyclictest0-21swapper/420:15:334
1231599110,11cyclictest0-21swapper/420:15:334
1231599110,11cyclictest0-21swapper/419:30:324
1231599110,11cyclictest0-21swapper/419:22:264
1231599110,11cyclictest0-21swapper/400:38:484
1231599110,1cyclictest0-21swapper/423:48:174
1231599110,1cyclictest0-21swapper/420:52:384
1231599110,1cyclictest0-21swapper/420:37:584
1231599110,1cyclictest0-21swapper/420:25:394
1231599110,1cyclictest0-21swapper/420:06:104
1231599110,1cyclictest0-21swapper/419:59:324
1230899112,3cyclictest0-21swapper/322:05:523
12308991110,1cyclictest0-21swapper/323:49:263
12308991110,1cyclictest0-21swapper/322:50:223
12308991110,1cyclictest0-21swapper/322:16:113
12308991110,1cyclictest0-21swapper/300:13:243
1230899110,9cyclictest0-21swapper/322:22:083
1230899110,9cyclictest0-21swapper/319:40:373
1230899110,11cyclictest0-21swapper/323:54:083
1230899110,11cyclictest0-21swapper/321:40:433
1230899110,11cyclictest0-21swapper/321:38:373
1230899110,11cyclictest0-21swapper/321:12:533
1230899110,1cyclictest0-21swapper/322:39:103
1230899110,1cyclictest0-21swapper/322:03:143
1230899110,1cyclictest0-21swapper/319:25:513
1230899110,1cyclictest0-21swapper/300:07:253
1230599118,2cyclictest788-21cpuspeed_turbos19:45:122
1230599118,2cyclictest31589-21kworker/u16:2-ext4-rsv-conversion23:20:012
1230599118,2cyclictest28240-21basename00:25:142
1230599117,3cyclictest1146-21snmpd19:27:572
1230599116,4cyclictest1076-21systemd-logind00:39:592
1230599116,3cyclictest0-21swapper/219:23:032
1230599115,5cyclictest0-21swapper/200:21:112
12305991110,1cyclictest0-21swapper/223:49:262
12305991110,1cyclictest0-21swapper/223:44:152
1230599110,1cyclictest0-21swapper/223:26:172
1230599110,1cyclictest0-21swapper/223:04:252
1230599110,1cyclictest0-21swapper/220:34:422
1230599110,1cyclictest0-21swapper/220:05:302
1230599110,1cyclictest0-21swapper/219:33:072
1230599110,1cyclictest0-21swapper/219:15:582
1230199116,3cyclictest0-21swapper/121:20:251
1230199116,3cyclictest0-21swapper/120:17:141
1230199116,3cyclictest0-21swapper/120:17:141
1230199115,5cyclictest0-21swapper/100:22:091
1230199115,4cyclictest1064-13audispd23:50:011
1230199112,8cyclictest0-21swapper/119:34:391
12301991110,1cyclictest0-21swapper/123:06:531
12301991110,1cyclictest0-21swapper/121:04:591
1230199110,11cyclictest0-21swapper/123:26:581
1230199110,1cyclictest0-21swapper/121:41:051
1230199110,1cyclictest0-21swapper/120:34:411
1230199110,1cyclictest0-21swapper/120:05:301
1229699118,2cyclictest1066-13audispd21:20:010
12296991110,1cyclictest0-21swapper/023:02:540
12296991110,1cyclictest0-21swapper/022:16:570
12296991110,1cyclictest0-21swapper/020:50:280
12296991110,1cyclictest0-21swapper/019:57:220
12296991110,1cyclictest0-21swapper/019:53:380
12296991110,1cyclictest0-21swapper/019:43:560
12296991110,1cyclictest0-21swapper/000:31:190
12296991110,1cyclictest0-21swapper/000:22:540
1229699110,11cyclictest0-21swapper/023:36:070
1229699110,11cyclictest0-21swapper/023:21:410
1229699110,11cyclictest0-21swapper/023:21:410
1229699110,11cyclictest0-21swapper/021:30:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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