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2025-12-10 - 22:14
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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
Characteristics of the highest latencies:
System rack7slot0.osadl.org (updated Wed Dec 10, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9950640,0irq/24-0000:00:0-21swapper/307:05:413
117950630,0irq/26-eth1-rx-0-21swapper/107:07:351
9950570,0irq/24-0000:00:0-21swapper/007:05:280
118050560,0irq/27-eth1-tx-0-21swapper/207:07:082
29861991812,0cyclictest0-21swapper/310:55:183
29859991514,0cyclictest18731-21bash11:42:401
29859991512,0cyclictest0-21swapper/109:10:021
29858991514,0cyclictest0-21swapper/010:53:500
29861991413,0cyclictest0-21swapper/310:04:113
29861991412,0cyclictest0-21swapper/312:07:053
29860991414,0cyclictest0-21swapper/212:06:192
29860991412,0cyclictest0-21swapper/209:24:372
29860991411,0cyclictest16920-21bash10:08:112
29859991413,0cyclictest8102-21sshd11:52:391
29858991413,0cyclictest0-21swapper/009:37:590
29858991410,0cyclictest0-21swapper/011:38:130
191140,0ktimersoftd/10-21swapper/112:37:501
110050140,0irq/25-eth00-21swapper/111:57:461
29861991312,0cyclictest22150-21id11:24:423
29861991312,0cyclictest16828-21sshd11:42:273
29861991312,0cyclictest0-21swapper/311:45:363
29861991312,0cyclictest0-21swapper/310:18:493
29861991312,0cyclictest0-21swapper/309:57:483
2986199130,0cyclictest0-21swapper/312:32:103
2986199130,0cyclictest0-21swapper/312:00:223
2986199130,0cyclictest0-21swapper/311:52:273
2986199130,0cyclictest0-21swapper/310:42:383
2986199130,0cyclictest0-21swapper/310:37:103
29860991312,0cyclictest9950-21bash12:00:172
29860991312,0cyclictest1173-21sshd12:18:242
29860991312,0cyclictest0-21swapper/212:25:012
2986099130,0cyclictest0-21swapper/211:10:132
2986099130,0cyclictest0-21swapper/210:21:402
2986099130,0cyclictest0-21swapper/210:16:472
29859991312,0cyclictest21761-21diskmemload12:03:001
29859991312,0cyclictest18-21rcuc/112:09:021
29859991312,0cyclictest0-21swapper/110:41:411
29859991312,0cyclictest0-21swapper/109:15:001
29859991311,0cyclictest0-21swapper/112:14:291
2985999130,0cyclictest0-21swapper/111:01:321
29858991312,0cyclictest23278-21sshd11:13:350
29858991312,0cyclictest0-21swapper/011:31:490
29858991311,0cyclictest0-21swapper/010:25:230
29858991311,0cyclictest0-21swapper/010:25:230
2985899130,0cyclictest0-21swapper/012:09:270
2985899130,0cyclictest0-21swapper/011:45:040
2985899130,0cyclictest0-21swapper/010:41:100
41120,0ktimersoftd/029266-21sshd11:55:110
29861991212,0cyclictest0-21swapper/310:07:403
29861991211,0cyclictest31279-21bash12:39:443
29861991211,0cyclictest21761-21diskmemload11:01:203
29861991211,0cyclictest20783-21sshd09:33:453
29861991211,0cyclictest13633-21sshd09:51:593
29861991211,0cyclictest0-21swapper/311:30:223
29861991211,0cyclictest0-21swapper/311:16:263
29861991211,0cyclictest0-21swapper/309:25:013
2986199120,0cyclictest2359-21users07:15:243
2986199120,0cyclictest0-21swapper/311:56:443
2986199120,0cyclictest0-21swapper/310:32:183
29860991212,0cyclictest0-21swapper/210:03:322
29860991211,0cyclictest0-21swapper/211:19:372
29860991211,0cyclictest0-21swapper/211:06:302
29860991211,0cyclictest0-21swapper/209:25:122
29860991210,0cyclictest8549-21sshd11:34:092
2986099120,0cyclictest13782-21sshd10:31:252
2986099120,0cyclictest0-21swapper/212:12:572
2986099120,0cyclictest0-21swapper/211:40:322
2986099120,0cyclictest0-21swapper/211:28:272
29859991212,0cyclictest110050irq/25-eth011:49:311
29859991211,0cyclictest0-21swapper/110:31:201
29859991211,0cyclictest0-21swapper/110:22:451
29859991210,0cyclictest4918-21sshd10:18:271
2985999120,0cyclictest0-21swapper/111:36:591
2985999120,0cyclictest0-21swapper/111:07:141
29858991212,0cyclictest0-21swapper/011:22:590
29858991211,0cyclictest16549-21sshd12:12:370
29858991211,0cyclictest10937-21bash11:04:100
29858991210,0cyclictest0-21swapper/012:15:300
29858991210,0cyclictest0-21swapper/009:25:120
2985899120,0cyclictest0-21swapper/012:22:420
2985899120,0cyclictest0-21swapper/010:15:370
110050120,0irq/25-eth017891-21sshd10:00:121
110050120,0irq/25-eth016893-21sshd11:16:321
110050120,0irq/25-eth00-21swapper/309:20:023
41110,0ktimersoftd/012729-21timerandwakeup12:30:220
41110,0ktimersoftd/00-21swapper/010:12:310
41110,0ktimersoftd/00-21swapper/010:00:120
351110,0ktimersoftd/30-21swapper/310:25:183
351110,0ktimersoftd/30-21swapper/310:25:173
29861991111,0cyclictest0-21swapper/312:18:003
29861991110,0cyclictest6997-21sshd10:10:483
29861991110,0cyclictest28165-21id12:21:213
29861991110,0cyclictest24240-21sshd09:18:313
29861991110,0cyclictest21293-21sshd11:39:193
29861991110,0cyclictest17338-21bash11:09:123
29861991110,0cyclictest0-21swapper/310:54:433
2986199110,0cyclictest18782-21sshd11:27:493
2986199110,0cyclictest0-21swapper/309:01:333
29860991111,0cyclictest16056-21strings08:55:352
29860991110,0cyclictest23007-21sshd11:50:312
29860991110,0cyclictest16770-21rm09:52:202
29860991110,0cyclictest0-21swapper/210:36:182
29860991110,0cyclictest0-21swapper/209:12:052
2986099110,0cyclictest8933-21sshd11:03:572
2985999119,0cyclictest0-21swapper/108:49:561
2985999119,0cyclictest0-21swapper/107:11:121
29859991111,0cyclictest0-21swapper/111:27:271
29859991111,0cyclictest0-21swapper/110:47:431
29859991111,0cyclictest0-21swapper/110:10:261
29859991111,0cyclictest0-21swapper/109:40:341
29859991111,0cyclictest0-21swapper/109:00:161
29859991111,0cyclictest0-21swapper/108:39:011
29859991110,0cyclictest24753-21sshd11:32:131
29859991110,0cyclictest0-21swapper/110:54:201
2985999110,0cyclictest14103-21sshd10:27:371
2985999110,0cyclictest14103-21sshd10:27:371
2985999110,0cyclictest0-21swapper/108:21:491
2985999110,0cyclictest0-21swapper/108:06:361
2985999110,0cyclictest0-21swapper/107:22:491
29858991111,0cyclictest16823-21sshd12:38:020
29858991110,0cyclictest0-21swapper/011:28:410
29858991110,0cyclictest0-21swapper/010:46:380
29858991110,0cyclictest0-21swapper/008:23:520
2985899110,0cyclictest0-21swapper/010:06:260
2985899110,0cyclictest0-21swapper/008:41:030
2985899110,0cyclictest0-21swapper/008:37:490
2985899110,0cyclictest0-21swapper/008:03:530
2985899110,0cyclictest0-21swapper/007:43:060
2985899110,0cyclictest0-21swapper/007:30:180
2985899110,0cyclictest0-21swapper/007:29:080
110050110,0irq/25-eth023692-21sshd09:53:120
110050110,0irq/25-eth012887-21bash11:16:010
110050110,0irq/25-eth00-21swapper/310:20:343
41100,0ktimersoftd/027938-21sshd10:57:590
41100,0ktimersoftd/015941-21sshd09:48:250
41100,0ktimersoftd/00-21swapper/007:59:080
2986199109,0cyclictest0-21swapper/312:11:593
2986199109,0cyclictest0-21swapper/308:31:223
2986199109,0cyclictest0-21swapper/307:21:123
29861991010,0cyclictest0-21swapper/310:48:053
29861991010,0cyclictest0-21swapper/308:08:433
29861991010,0cyclictest0-21swapper/307:34:553
2986199100,0cyclictest0-21swapper/308:49:083
2986099109,0cyclictest606-21sshd09:42:532
2986099109,0cyclictest5287-21sshd10:59:192
2986099109,0cyclictest477-21sshd10:25:442
2986099109,0cyclictest477-21sshd10:25:442
2986099109,0cyclictest20674-21sshd11:57:502
2986099109,0cyclictest1902-21sshd09:58:182
2986099109,0cyclictest0-21swapper/211:46:482
29860991010,0cyclictest0-21swapper/210:50:422
29860991010,0cyclictest0-21swapper/209:36:492
2986099100,0cyclictest21761-21diskmemload11:35:142
2986099100,0cyclictest21761-21diskmemload11:22:162
2985999109,0cyclictest4132-21sshd09:20:071
2985999109,0cyclictest0-21swapper/109:39:251
2985999108,0cyclictest0-21swapper/107:52:461
29859991010,0cyclictest0-21swapper/108:57:011
29859991010,0cyclictest0-21swapper/108:04:301
2985999100,0cyclictest0-21swapper/109:06:461
2985899109,0cyclictest28857-21sshd12:28:450
2985899109,0cyclictest1046-21sshd10:37:450
2985899109,0cyclictest0-21swapper/012:02:150
2985899109,0cyclictest0-21swapper/011:07:190
29858991010,0cyclictest0-21swapper/009:24:030
2985899100,0cyclictest0-21swapper/009:56:480
2985899100,0cyclictest0-21swapper/009:31:020
2985899100,0cyclictest0-21swapper/009:00:140
110050100,0irq/25-eth029373-21sshd09:10:450
110050100,0irq/25-eth00-21swapper/109:49:101
4190,0ktimersoftd/03300-21munin-node08:30:190
35190,0ktimersoftd/30-21swapper/307:59:083
298619999,0cyclictest0-21swapper/308:28:413
298619999,0cyclictest0-21swapper/308:03:013
298619998,0cyclictest10659-21sshd09:47:483
298619998,0cyclictest0-21swapper/308:23:213
298609999,0cyclictest0-21swapper/209:09:242
298609998,0cyclictest5507-21sshd10:45:522
298609998,0cyclictest3959-21sshd10:42:052
298609998,0cyclictest21851-21sshd12:38:382
298609998,0cyclictest18836-21bash09:17:512
298609998,0cyclictest0-21swapper/212:24:272
298599999,0cyclictest0-21swapper/111:21:451
298599999,0cyclictest0-21swapper/110:36:131
298599999,0cyclictest0-21swapper/108:42:511
298599999,0cyclictest0-21swapper/108:27:441
298599998,0cyclictest6420-21bash12:22:401
298599998,0cyclictest0-21swapper/112:25:261
298599990,0cyclictest0-21swapper/108:30:251
298589999,0cyclictest0-21swapper/007:16:570
298589998,0cyclictest0-21swapper/011:44:290
298589993,0cyclictest18845-21sshd11:50:130
27190,0ktimersoftd/20-21swapper/208:41:352
149990,0migration/011514-21sshd10:31:090
11005090,0irq/25-eth04565-21sshd12:25:563
11005090,0irq/25-eth028578-21sshd12:17:491
11005090,0irq/25-eth027858-21bash11:10:193
11005090,0irq/25-eth021761-21diskmemload11:12:151
11005090,0irq/25-eth021761-21diskmemload09:10:413
11005090,0irq/25-eth020-21ksoftirqd/109:53:461
298619988,0cyclictest0-21swapper/308:36:423
298619988,0cyclictest0-21swapper/308:12:533
298619987,0cyclictest10558-21bash09:40:193
298619984,0cyclictest0-21swapper/308:40:203
298609988,0cyclictest0-21swapper/207:35:252
298609987,0cyclictest30725-21id09:46:172
298609987,0cyclictest28024-21bash09:34:412
298609987,0cyclictest10882-21bash10:11:162
298609980,0cyclictest0-21swapper/208:45:242
298599988,0cyclictest0-21swapper/108:19:431
298599988,0cyclictest0-21swapper/107:34:391
298599986,0cyclictest0-21swapper/107:45:361
298599986,0cyclictest0-21swapper/107:26:451
298599984,0cyclictest23341-21bash09:30:141
298599982,0cyclictest0-21swapper/107:43:241
298589988,0cyclictest0-21swapper/008:48:440
298589987,0cyclictest6861-21bash09:16:070
298589985,0cyclictest10766-21sshd09:40:200
298589980,0cyclictest0-21swapper/008:25:120
298589980,0cyclictest0-21swapper/008:17:010
298589980,0cyclictest0-21swapper/007:20:190
19180,0ktimersoftd/10-21swapper/107:17:221
11005080,0irq/25-eth08851-21sshd12:30:052
11005080,0irq/25-eth06551-21bash09:55:031
11005080,0irq/25-eth032045-21sshd09:35:163
11005080,0irq/25-eth031822-21sshd10:06:001
11005080,0irq/25-eth014495-21sshd12:30:341
11005080,0irq/25-eth01077-21sshd09:27:411
11005080,0irq/25-eth00-21swapper/010:20:110
298619977,0cyclictest0-21swapper/309:08:043
298619977,0cyclictest0-21swapper/308:58:543
298619977,0cyclictest0-21swapper/307:41:533
298619977,0cyclictest0-21swapper/307:26:053
298609973,0cyclictest0-21swapper/208:05:192
298599977,0cyclictest0-21swapper/108:53:451
298599976,0cyclictest0-21swapper/107:57:041
298599976,0cyclictest0-21swapper/107:35:511
298589977,0cyclictest0-21swapper/008:59:040
298589977,0cyclictest0-21swapper/007:13:360
298589970,0cyclictest0-21swapper/009:05:120
259970,0migration/227486-21nfsd408:10:182
11005070,0irq/25-eth020-21ksoftirqd/110:55:181
995060,0irq/24-0000:00:16762-21latency_hist07:50:010
4160,0ktimersoftd/00-21swapper/008:10:170
298619962,0cyclictest0-21swapper/308:50:163
298619962,0cyclictest0-21swapper/308:15:183
298619962,0cyclictest0-21swapper/307:45:173
298619962,0cyclictest0-21swapper/307:10:163
298609965,0cyclictest32698-21ntp_states07:15:022
298609965,0cyclictest15251-21fschecks_time07:45:162
298609965,0cyclictest0-21swapper/207:10:182
298609962,0cyclictest0-21swapper/209:00:172
298609962,0cyclictest0-21swapper/208:50:152
298609962,0cyclictest0-21swapper/208:35:162
298609962,0cyclictest0-21swapper/208:30:162
298609962,0cyclictest0-21swapper/208:25:152
298609962,0cyclictest0-21swapper/208:20:162
298609962,0cyclictest0-21swapper/208:15:182
298609962,0cyclictest0-21swapper/208:00:232
298609962,0cyclictest0-21swapper/207:40:172
298599962,0cyclictest0-21swapper/108:10:161
298589966,0cyclictest0-21swapper/007:54:140
298589962,0cyclictest0-21swapper/008:50:160
298589962,0cyclictest0-21swapper/008:05:190
298619951,0cyclictest0-21swapper/307:50:173
298609950,0cyclictest0-21swapper/207:55:032
298609950,0cyclictest0-21swapper/207:30:012
298609950,0cyclictest0-21swapper/207:25:492
298589954,0cyclictest0-21swapper/007:35:130
259950,0migration/217334-21cstates07:50:132
11795050,0irq/26-eth1-rx-29094-21kworker/3:007:35:133
11795050,0irq/26-eth1-rx-0-21swapper/207:20:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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