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2026-09-17 - 04:58
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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 Thu Sep 17, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650670,0irq/26-eth1-rx-0-21swapper/019:08:350
112750660,0irq/25-eth0191ktimersoftd/119:08:551
120650600,0irq/26-eth1-rx-0-21swapper/319:08:323
9950560,0irq/24-0000:00:0-21swapper/219:05:282
10745991912,0cyclictest0-21swapper/022:10:470
10747991716,0cyclictest0-21swapper/223:29:002
10745991712,0cyclictest0-21swapper/021:20:560
1074599170,0cyclictest531-21sshd22:15:250
1074599170,0cyclictest0-21swapper/023:20:010
112750160,0irq/25-eth00-21swapper/321:29:463
1074599163,0cyclictest5938-21sshd22:43:370
1074599160,0cyclictest20868-21sshd23:32:110
1074599160,0cyclictest0-21swapper/022:08:420
10745991512,0cyclictest0-21swapper/021:41:100
1074599150,0cyclictest9292-21bash21:30:020
1074599150,0cyclictest9191-21sshd21:18:250
1074599150,0cyclictest2657-21diskmemload23:53:440
1074599150,0cyclictest24046-21bash23:09:140
1074599150,0cyclictest22583-21sshd23:28:320
1074599150,0cyclictest21339-21df19:30:130
1074599150,0cyclictest17125-21sshd00:18:260
1074599150,0cyclictest15846-21bash00:33:530
1074599150,0cyclictest13417-21sshd21:26:340
1074599150,0cyclictest0-21swapper/022:04:170
1074599150,0cyclictest0-21swapper/021:51:090
1074599150,0cyclictest0-21swapper/000:10:000
10748991413,0cyclictest112750irq/25-eth000:22:443
10748991413,0cyclictest0-21swapper/322:55:233
10748991413,0cyclictest0-21swapper/322:36:413
10748991413,0cyclictest0-21swapper/321:35:073
1074899140,0cyclictest0-21swapper/321:30:143
10747991413,0cyclictest11295-21munin-run00:10:002
10747991413,0cyclictest0-21swapper/223:52:002
10747991413,0cyclictest0-21swapper/221:20:582
1074799140,0cyclictest0-21swapper/219:50:162
10746991413,0cyclictest0-21swapper/123:54:111
10746991413,0cyclictest0-21swapper/123:14:411
1074599149,0cyclictest3274-21sshd21:48:360
1074599142,0cyclictest12595-21sshd23:15:300
1074599140,0cyclictest5499-21id21:37:130
1074599140,0cyclictest5108-21sshd22:31:420
1074599140,0cyclictest32430-21sshd00:20:150
1074599140,0cyclictest31289-21id00:39:420
1074599140,0cyclictest30367-21munin-node22:50:210
1074599140,0cyclictest28271-21sshd22:22:450
1074599140,0cyclictest22725-21sshd00:03:310
1074599140,0cyclictest15487-21sshd22:36:550
1074599140,0cyclictest13983-21sshd21:11:140
1074599140,0cyclictest11177-21id00:25:230
1074599140,0cyclictest0-21swapper/023:45:290
1074599140,0cyclictest0-21swapper/023:02:070
112750130,0irq/25-eth00-21swapper/322:08:553
112750130,0irq/25-eth00-21swapper/300:01:513
10748991312,0cyclictest1539-21sshd23:18:583
10748991312,0cyclictest0-21swapper/322:02:043
10748991310,0cyclictest17420-21bash21:11:393
1074899130,0cyclictest9950irq/24-0000:00:23:21:033
1074899130,0cyclictest0-21swapper/323:03:503
1074899130,0cyclictest0-21swapper/300:32:583
10747991312,0cyclictest0-21swapper/222:26:082
10747991312,0cyclictest0-21swapper/222:08:432
10747991312,0cyclictest0-21swapper/221:42:282
10747991312,0cyclictest0-21swapper/200:23:492
10747991311,0cyclictest0-21swapper/222:02:122
10747991311,0cyclictest0-21swapper/200:38:132
1074799130,0cyclictest0-21swapper/223:43:372
1074799130,0cyclictest0-21swapper/221:28:522
10746991312,0cyclictest0-21swapper/122:30:531
10746991312,0cyclictest0-21swapper/122:02:461
1074599130,0cyclictest7376-21bash22:55:220
1074599130,0cyclictest27487-21sshd21:55:170
1074599130,0cyclictest27315-21bash23:40:410
1074599130,0cyclictest25393-21latency_hist19:40:010
1074599130,0cyclictest22944-21bash22:25:560
1074599130,0cyclictest14672-21tail00:10:160
1074599130,0cyclictest11619-21cut19:10:130
1074599130,0cyclictest0-21swapper/023:56:330
1074599130,0cyclictest0-21swapper/023:35:040
1074599130,0cyclictest0-21swapper/023:12:360
1074599130,0cyclictest0-21swapper/022:45:020
1074599130,0cyclictest0-21swapper/019:20:190
112750120,0irq/25-eth00-21swapper/322:16:493
112750120,0irq/25-eth00-21swapper/300:14:223
10748991212,0cyclictest0-21swapper/322:41:063
10748991212,0cyclictest0-21swapper/321:22:343
10748991211,0cyclictest28458-21sshd23:09:473
10748991211,0cyclictest26887-21sshd00:07:523
10748991211,0cyclictest14247-21sshd22:52:223
10748991211,0cyclictest11803-21rm22:24:443
10748991211,0cyclictest0-21swapper/322:45:323
10748991210,0cyclictest0-21swapper/321:54:523
10748991210,0cyclictest0-21swapper/321:47:263
10748991210,0cyclictest0-21swapper/319:19:123
1074899120,0cyclictest0-21swapper/321:41:163
10747991211,0cyclictest3151-21sshd21:52:272
10747991211,0cyclictest21515-21sshd23:47:482
10747991211,0cyclictest15379-21sshd00:25:572
10747991211,0cyclictest0-21swapper/223:12:302
10747991211,0cyclictest0-21swapper/223:06:132
1074799120,0cyclictest7447-21sshd22:43:482
1074799120,0cyclictest0-21swapper/221:35:022
1074799120,0cyclictest0-21swapper/200:32:422
10746991212,0cyclictest24689-21bash00:15:201
10746991212,0cyclictest0-21swapper/123:46:511
10746991211,0cyclictest21594-21bash22:57:081
10746991211,0cyclictest18852-21bash23:55:131
10746991211,0cyclictest0-21swapper/123:43:441
10746991210,0cyclictest0-21swapper/121:29:401
1074699120,0cyclictest0-21swapper/123:35:211
1074699120,0cyclictest0-21swapper/121:59:241
1074699120,0cyclictest0-21swapper/121:35:491
1074599120,0cyclictest0-21swapper/020:20:120
1074599120,0cyclictest0-21swapper/019:40:110
351110,0ktimersoftd/30-21swapper/319:24:043
191110,0ktimersoftd/18793-21sshd22:08:421
191110,0ktimersoftd/111775-21sshd21:14:551
112750110,0irq/25-eth00-21swapper/323:43:143
112750110,0irq/25-eth00-21swapper/222:33:482
112750110,0irq/25-eth00-21swapper/121:15:511
1074899119,0cyclictest0-21swapper/320:40:033
1074899119,0cyclictest0-21swapper/320:35:313
1074899119,0cyclictest0-21swapper/320:16:213
1074899119,0cyclictest0-21swapper/320:07:183
1074899119,0cyclictest0-21swapper/319:59:313
10748991111,0cyclictest0-21swapper/323:48:003
10748991111,0cyclictest0-21swapper/319:44:463
10748991110,0cyclictest5882-21sshd23:10:513
10748991110,0cyclictest3358-21sshd23:30:093
10748991110,0cyclictest31033-21id23:25:323
10748991110,0cyclictest29088-21bash21:16:523
10748991110,0cyclictest1154-21sshd22:31:133
1074799119,0cyclictest0-21swapper/220:42:372
10747991110,0cyclictest25186-21sshd23:20:592
10747991110,0cyclictest23569-21sshd22:45:362
10747991110,0cyclictest14977-21sshd00:14:172
10747991110,0cyclictest13027-21sshd23:15:332
10747991110,0cyclictest0-21swapper/222:15:432
1074799110,0cyclictest0-21swapper/223:38:242
1074799110,0cyclictest0-21swapper/219:59:462
1074799110,0cyclictest0-21swapper/219:23:042
10746991111,0cyclictest3074-21sshd23:30:081
10746991111,0cyclictest0-21swapper/122:24:231
10746991110,0cyclictest7398-21sshd22:12:251
10746991110,0cyclictest5173-21sshd00:13:041
10746991110,0cyclictest29771-21bash00:27:431
1074699110,0cyclictest0-21swapper/122:16:501
1074699110,0cyclictest0-21swapper/121:40:421
1074599110,0cyclictest488-21munin-node21:05:230
1074599110,0cyclictest30605-21munin-node21:00:200
1074599110,0cyclictest21262-21munin-node20:40:170
1074599110,0cyclictest19788-21awk19:25:140
1074599110,0cyclictest0-21swapper/020:10:120
1074599110,0cyclictest0-21swapper/019:15:130
112750100,0irq/25-eth00-21swapper/300:16:123
112750100,0irq/25-eth00-21swapper/122:46:131
1074899109,0cyclictest25363-21sshd22:26:153
1074899109,0cyclictest22623-21sshd23:36:143
1074899109,0cyclictest17193-21sshd21:58:023
1074899109,0cyclictest0-21swapper/322:10:403
1074899109,0cyclictest0-21swapper/300:25:093
10748991010,0cyclictest0-21swapper/320:32:303
1074799109,0cyclictest4308-21cp21:33:142
1074799109,0cyclictest3071-21sshd00:01:062
1074799109,0cyclictest21497-21bash22:14:102
1074799109,0cyclictest21257-21sshd22:21:532
1074799109,0cyclictest1673-21bash23:02:352
1074799109,0cyclictest0-21swapper/221:15:582
10747991010,0cyclictest0-21swapper/223:55:072
10747991010,0cyclictest0-21swapper/222:51:352
10747991010,0cyclictest0-21swapper/221:11:202
10747991010,0cyclictest0-21swapper/219:36:522
1074799100,0cyclictest0-21swapper/222:36:012
1074799100,0cyclictest0-21swapper/221:45:062
1074799100,0cyclictest0-21swapper/200:19:152
1074699109,0cyclictest12528-21sshd21:22:391
10746991010,0cyclictest31932-21sshd21:48:081
10746991010,0cyclictest0-21swapper/123:28:031
10746991010,0cyclictest0-21swapper/122:36:221
1074699100,0cyclictest19870-21sshd00:30:231
1074599104,0cyclictest32630-21munin-node19:55:200
1074599102,0cyclictest0-21swapper/020:15:180
1074599100,0cyclictest30300-21munin-node19:50:110
1074599100,0cyclictest25936-21munin-node20:50:230
1074599100,0cyclictest23819-21tr20:45:120
1074599100,0cyclictest14254-21munin-node20:25:120
1074599100,0cyclictest0-21swapper/020:35:190
11275090,0irq/25-eth06885-21sshd00:36:381
11275090,0irq/25-eth028-21ksoftirqd/223:34:052
107489999,0cyclictest0-21swapper/321:06:043
107489999,0cyclictest0-21swapper/320:25:103
107489999,0cyclictest0-21swapper/319:49:453
107489999,0cyclictest0-21swapper/319:30:493
107489999,0cyclictest0-21swapper/319:10:083
107489998,0cyclictest866-21sshd00:35:523
107489998,0cyclictest28619-21sshd23:52:333
107489998,0cyclictest14679-21sshd23:58:403
107489998,0cyclictest0-21swapper/320:10:193
107479999,0cyclictest0-21swapper/220:37:522
107479999,0cyclictest0-21swapper/220:06:172
107479999,0cyclictest0-21swapper/219:49:332
107479999,0cyclictest0-21swapper/219:40:362
107479998,0cyclictest0-21swapper/219:29:122
107479990,0cyclictest29645-21sshd21:55:322
107479990,0cyclictest0-21swapper/221:04:012
107479990,0cyclictest0-21swapper/220:12:472
107469999,0cyclictest0-21swapper/122:41:481
107469998,0cyclictest32151-21bash21:32:421
107469998,0cyclictest18182-21sshd00:06:481
107469998,0cyclictest0-21swapper/120:30:121
107469998,0cyclictest0-21swapper/100:01:291
107469992,0cyclictest0-21swapper/123:00:151
107459990,0cyclictest28034-21latency_hist20:54:590
107459990,0cyclictest18711-21awk20:35:000
107459990,0cyclictest0-21swapper/020:05:100
107459990,0cyclictest0-21swapper/019:45:200
11275080,0irq/25-eth00-21swapper/123:08:181
107489988,0cyclictest0-21swapper/320:58:593
107489987,0cyclictest0-21swapper/320:01:003
107489980,0cyclictest0-21swapper/320:50:143
107489980,0cyclictest0-21swapper/320:45:163
107479988,0cyclictest0-21swapper/220:50:252
107479988,0cyclictest0-21swapper/220:48:552
107479988,0cyclictest0-21swapper/219:15:592
107479987,0cyclictest4315-21bash22:55:082
107479981,0cyclictest0-21swapper/220:55:162
107479980,0cyclictest0-21swapper/220:03:012
107479980,0cyclictest0-21swapper/219:13:312
107469988,0cyclictest0-21swapper/122:25:251
107469987,0cyclictest5339-21sshd22:51:161
107469987,0cyclictest32358-21cp00:24:121
107469987,0cyclictest0-21swapper/123:16:331
107459980,0cyclictest2989-21munin-node20:00:120
107489977,0cyclictest0-21swapper/319:53:003
107489972,0cyclictest0-21swapper/319:35:143
107469977,0cyclictest0-21swapper/119:42:191
107469976,0cyclictest20-21ksoftirqd/123:21:201
107469975,0cyclictest0-21swapper/121:05:161
107469970,0cyclictest0-21swapper/119:16:531
107489962,0cyclictest0-21swapper/321:00:153
107489962,0cyclictest0-21swapper/320:20:163
107489962,0cyclictest0-21swapper/319:25:123
107479966,0cyclictest0-21swapper/220:25:192
107479962,0cyclictest0-21swapper/220:30:152
107479962,0cyclictest0-21swapper/220:20:162
107479962,0cyclictest0-21swapper/220:15:172
107479962,0cyclictest0-21swapper/219:30:162
107469966,0cyclictest0-21swapper/121:04:351
107469965,0cyclictest7623-21df_abs20:10:121
107469965,0cyclictest6332-21switchtime20:05:201
107469965,0cyclictest19138-21grep20:35:111
107469965,0cyclictest14782-21bash21:50:011
107469962,0cyclictest0-21swapper/120:50:161
107469962,0cyclictest0-21swapper/120:45:161
107469962,0cyclictest0-21swapper/120:25:151
107469962,0cyclictest0-21swapper/120:20:161
107469962,0cyclictest0-21swapper/120:15:181
107469962,0cyclictest0-21swapper/120:00:151
107469962,0cyclictest0-21swapper/119:35:141
107469962,0cyclictest0-21swapper/119:30:161
107469962,0cyclictest0-21swapper/119:25:131
107469962,0cyclictest0-21swapper/119:20:161
107469962,0cyclictest0-21swapper/119:10:141
169950,0watchdog/10-21swapper/119:45:181
11275050,0irq/25-eth00-21swapper/119:55:121
107479951,0cyclictest0-21swapper/221:05:162
107469954,0cyclictest30300-21munin-node19:50:181
107469954,0cyclictest21262-21munin-node20:40:101
107469950,0cyclictest0-21swapper/120:55:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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