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2025-12-21 - 14:55
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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 376 highest latencies:
System rack7slot0.osadl.org (updated Sun Dec 21, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/107:07:351
120650600,0irq/26-eth1-rx-0-21swapper/307:09:203
2693724520,0sleep20-21swapper/207:07:542
2679724420,0sleep00-21swapper/007:06:080
2718199220,0cyclictest0-21swapper/212:15:172
27181991615,0cyclictest19097-21diskmemload11:53:062
27180991411,0cyclictest0-21swapper/111:34:231
2718099140,0cyclictest0-21swapper/111:38:201
27179991413,0cyclictest19097-21diskmemload10:24:060
27179991412,0cyclictest0-21swapper/011:37:100
41130,0ktimersoftd/00-21swapper/009:24:440
351130,0ktimersoftd/30-21swapper/309:51:123
2718299130,0cyclictest0-21swapper/307:55:133
27181991312,0cyclictest0-21swapper/211:25:472
27180991312,0cyclictest15482-21cp12:37:351
27180991312,0cyclictest0-21swapper/110:56:591
27180991312,0cyclictest0-21swapper/109:39:021
27180991311,0cyclictest0-21swapper/111:07:541
27179991312,0cyclictest13684-21sshd10:46:520
27179991310,0cyclictest7024-21sshd09:45:180
2717999130,0cyclictest19097-21diskmemload11:01:160
27182991211,0cyclictest22597-21sshd10:20:083
27182991211,0cyclictest0-21swapper/311:10:123
27182991211,0cyclictest0-21swapper/309:11:493
27182991210,0cyclictest0-21swapper/309:36:063
27182991210,0cyclictest0-21swapper/307:45:173
2718299120,0cyclictest0-21swapper/312:32:133
2718299120,0cyclictest0-21swapper/311:02:593
2718299120,0cyclictest0-21swapper/310:00:573
2718299120,0cyclictest0-21swapper/309:46:273
27181991211,0cyclictest0-21swapper/212:01:492
27181991211,0cyclictest0-21swapper/209:43:482
27181991210,0cyclictest11416-21sshd10:36:112
27181991210,0cyclictest0-21swapper/207:38:282
2718199120,0cyclictest0-21swapper/212:35:182
2718199120,0cyclictest0-21swapper/210:34:282
2718199120,0cyclictest0-21swapper/209:10:552
27180991212,0cyclictest0-21swapper/111:22:461
27180991210,0cyclictest0-21swapper/109:10:211
2718099120,0cyclictest0-21swapper/111:46:491
2718099120,0cyclictest0-21swapper/110:40:501
2718099120,0cyclictest0-21swapper/109:57:591
27179991211,0cyclictest19097-21diskmemload10:50:210
27179991211,0cyclictest15976-21sshd10:57:330
27179991211,0cyclictest0-21swapper/009:36:560
27179991210,0cyclictest19097-21diskmemload09:53:530
27179991210,0cyclictest0-21swapper/011:06:430
27179991210,0cyclictest0-21swapper/010:28:310
2717999120,0cyclictest0-21swapper/011:56:200
2717999120,0cyclictest0-21swapper/011:51:060
2717999120,0cyclictest0-21swapper/010:08:380
2717999120,0cyclictest0-21swapper/009:10:130
112750120,0irq/25-eth00-21swapper/209:37:322
112750120,0irq/25-eth00-21swapper/010:19:050
41110,0ktimersoftd/00-21swapper/011:16:420
27182991111,0cyclictest0-21swapper/312:07:493
27182991111,0cyclictest0-21swapper/311:34:433
27182991111,0cyclictest0-21swapper/311:25:043
27182991111,0cyclictest0-21swapper/310:57:323
27182991111,0cyclictest0-21swapper/309:42:163
27182991110,0cyclictest10656-21sshd11:15:403
27182991110,0cyclictest0-21swapper/312:35:423
27182991110,0cyclictest0-21swapper/310:35:553
27182991110,0cyclictest0-21swapper/310:15:433
27182991110,0cyclictest0-21swapper/309:31:423
27182991110,0cyclictest0-21swapper/309:18:403
2718299110,0cyclictest27698-21sshd12:00:513
2718299110,0cyclictest0-21swapper/312:28:443
2718299110,0cyclictest0-21swapper/311:53:533
27181991111,0cyclictest0-21swapper/211:58:202
27181991111,0cyclictest0-21swapper/211:49:372
27181991111,0cyclictest0-21swapper/209:31:022
27181991111,0cyclictest0-21swapper/207:10:142
27181991110,0cyclictest24962-21sshd09:21:082
27181991110,0cyclictest19038-21sshd12:08:292
27181991110,0cyclictest0-21swapper/210:04:562
27181991110,0cyclictest0-21swapper/209:19:592
2718199110,0cyclictest0-21swapper/209:46:012
2718199110,0cyclictest0-21swapper/209:00:002
27180991111,0cyclictest0-21swapper/112:07:441
27180991111,0cyclictest0-21swapper/111:02:271
27180991111,0cyclictest0-21swapper/110:21:331
27180991111,0cyclictest0-21swapper/109:43:121
27180991110,0cyclictest23664-21sshd09:30:271
27180991110,0cyclictest0-21swapper/111:13:221
27180991110,0cyclictest0-21swapper/110:17:081
27180991110,0cyclictest0-21swapper/110:12:441
27180991110,0cyclictest0-21swapper/109:47:241
2718099110,0cyclictest0-21swapper/108:38:091
2717999119,0cyclictest29826-21sshd12:01:340
2717999119,0cyclictest0-21swapper/008:44:460
27179991111,0cyclictest0-21swapper/011:21:360
27179991111,0cyclictest0-21swapper/009:04:390
2717999110,0cyclictest0-21swapper/010:02:160
112750110,0irq/25-eth028291-21sshd10:31:300
112750110,0irq/25-eth00-21swapper/210:40:162
112750110,0irq/25-eth00-21swapper/011:30:130
41100,0ktimersoftd/00-21swapper/007:40:180
2718299109,0cyclictest28436-21sshd10:41:243
2718299109,0cyclictest0-21swapper/310:07:083
27182991010,0cyclictest22216-21sshd11:49:363
27182991010,0cyclictest19097-21diskmemload10:45:073
27182991010,0cyclictest0-21swapper/312:21:453
27182991010,0cyclictest0-21swapper/308:50:063
27182991010,0cyclictest0-21swapper/308:39:383
27182991010,0cyclictest0-21swapper/308:24:403
27182991010,0cyclictest0-21swapper/308:09:543
27182991010,0cyclictest0-21swapper/307:53:523
27182991010,0cyclictest0-21swapper/307:19:223
27182991010,0cyclictest0-21swapper/307:12:593
2718299100,0cyclictest0-21swapper/308:30:433
2718199109,0cyclictest30935-21sshd10:12:272
2718199109,0cyclictest28619-21sshd11:21:192
2718199109,0cyclictest13298-21sshd12:26:422
2718199109,0cyclictest0-21swapper/212:12:302
2718199109,0cyclictest0-21swapper/209:28:492
2718199109,0cyclictest0-21swapper/209:05:222
27181991010,0cyclictest0-21swapper/211:10:422
27181991010,0cyclictest0-21swapper/210:54:182
27181991010,0cyclictest0-21swapper/210:27:012
27181991010,0cyclictest0-21swapper/209:52:242
2718099109,0cyclictest0-21swapper/107:30:261
2718099109,0cyclictest0-21swapper/107:21:291
27180991010,0cyclictest0-21swapper/112:21:401
27180991010,0cyclictest0-21swapper/112:19:561
27180991010,0cyclictest0-21swapper/109:53:471
27180991010,0cyclictest0-21swapper/109:26:011
2717999109,0cyclictest31168-21rm11:12:110
2717999109,0cyclictest0-21swapper/012:29:400
2717999109,0cyclictest0-21swapper/011:29:160
27179991010,0cyclictest0-21swapper/012:20:580
27179991010,0cyclictest0-21swapper/012:19:140
27179991010,0cyclictest0-21swapper/010:43:080
27179991010,0cyclictest0-21swapper/010:39:260
27179991010,0cyclictest0-21swapper/008:50:200
2717999100,0cyclictest0-21swapper/009:17:170
2717999100,0cyclictest0-21swapper/007:23:410
271100,0ktimersoftd/231164-21sshd11:32:032
112750100,0irq/25-eth026323-21sshd10:10:510
112750100,0irq/25-eth014811-21bash11:47:020
112750100,0irq/25-eth00-21swapper/012:10:140
112750100,0irq/25-eth00-21swapper/009:28:130
112750100,0irq/25-eth00-21swapper/008:30:210
271829999,0cyclictest0-21swapper/311:43:393
271829999,0cyclictest0-21swapper/309:56:473
271829999,0cyclictest0-21swapper/309:27:163
271829999,0cyclictest0-21swapper/309:04:443
271829999,0cyclictest0-21swapper/308:12:483
271829999,0cyclictest0-21swapper/308:02:143
271829999,0cyclictest0-21swapper/307:25:323
271829998,0cyclictest0-21swapper/307:40:453
271829990,0cyclictest0-21swapper/311:09:573
271829990,0cyclictest0-21swapper/308:47:393
271819999,0cyclictest0-21swapper/212:21:132
271819999,0cyclictest0-21swapper/211:18:082
271819999,0cyclictest0-21swapper/210:15:452
271819998,0cyclictest28633-21sshd11:01:162
271819998,0cyclictest18686-21sshd11:08:272
271819998,0cyclictest12550-21sshd09:56:522
271819998,0cyclictest120650irq/26-eth1-rx-10:20:102
271819998,0cyclictest0-21swapper/210:45:232
271819992,0cyclictest0-21swapper/208:10:142
271819990,0cyclictest0-21swapper/207:40:182
271809999,0cyclictest0-21swapper/112:25:091
271809999,0cyclictest0-21swapper/110:48:021
271809999,0cyclictest0-21swapper/110:37:071
271809999,0cyclictest0-21swapper/110:29:541
271809999,0cyclictest0-21swapper/110:04:081
271809999,0cyclictest0-21swapper/108:00:031
271809999,0cyclictest0-21swapper/107:10:131
271809998,0cyclictest0-21swapper/110:08:181
271799999,0cyclictest19097-21diskmemload12:38:370
271799998,0cyclictest19097-21diskmemload09:41:490
271799998,0cyclictest0-21swapper/008:17:070
271799998,0cyclictest0-21swapper/007:31:420
271799998,0cyclictest0-21swapper/007:14:170
271799990,0cyclictest14764-21diskstats07:50:130
271799990,0cyclictest0-21swapper/012:30:220
271799990,0cyclictest0-21swapper/011:40:150
271799990,0cyclictest0-21swapper/007:49:420
11275090,0irq/25-eth00-21swapper/009:30:590
11275090,0irq/25-eth00-21swapper/008:35:200
4180,0ktimersoftd/00-21swapper/009:05:180
4180,0ktimersoftd/00-21swapper/008:25:100
4180,0ktimersoftd/00-21swapper/008:03:040
271829988,0cyclictest0-21swapper/312:18:163
271829988,0cyclictest0-21swapper/310:13:303
271829988,0cyclictest0-21swapper/307:36:133
271819988,0cyclictest112750irq/25-eth011:35:172
271819988,0cyclictest0-21swapper/208:37:492
271819988,0cyclictest0-21swapper/208:26:332
271819988,0cyclictest0-21swapper/207:21:592
271819987,0cyclictest26867-21sshd12:30:482
271819987,0cyclictest17403-21sshd10:08:222
271819987,0cyclictest0-21swapper/208:19:212
271819983,0cyclictest0-21swapper/207:15:332
271819980,0cyclictest0-21swapper/207:51:142
271809988,0cyclictest19097-21diskmemload11:17:041
271809988,0cyclictest0-21swapper/111:43:201
271809988,0cyclictest0-21swapper/110:51:311
271809988,0cyclictest0-21swapper/108:41:451
271809988,0cyclictest0-21swapper/108:05:171
271809987,0cyclictest476-21sshd09:23:491
271799988,0cyclictest0-21swapper/012:05:030
271799988,0cyclictest0-21swapper/008:56:090
271799988,0cyclictest0-21swapper/008:06:050
271799988,0cyclictest0-21swapper/007:55:100
271799983,0cyclictest8979-21rt-features08:45:210
271799980,0cyclictest0-21swapper/007:35:130
12065080,0irq/26-eth1-rx-26500-21sshd12:30:401
11275080,0irq/25-eth019569-21sshd11:58:401
11275080,0irq/25-eth010070-21sshd10:55:312
11275080,0irq/25-eth00-21swapper/112:02:441
11275080,0irq/25-eth00-21swapper/109:16:151
11275080,0irq/25-eth00-21swapper/009:55:440
271829977,0cyclictest0-21swapper/308:57:403
271829977,0cyclictest0-21swapper/308:27:343
271829977,0cyclictest0-21swapper/308:15:433
271829977,0cyclictest0-21swapper/307:31:143
271829976,0cyclictest0-21swapper/312:11:183
271819977,0cyclictest0-21swapper/208:30:102
271819975,0cyclictest0-21swapper/208:24:542
271819970,0cyclictest0-21swapper/207:55:202
271819970,0cyclictest0-21swapper/207:30:452
271809977,0cyclictest0-21swapper/111:28:281
271809977,0cyclictest0-21swapper/108:30:431
271809970,0cyclictest0-21swapper/107:54:361
271809970,0cyclictest0-21swapper/107:48:551
271799977,0cyclictest0-21swapper/008:20:290
271799977,0cyclictest0-21swapper/008:10:100
259970,0migration/226024-21unixbench_multi11:40:222
11275070,0irq/25-eth04020-21sshd11:24:003
11275070,0irq/25-eth026427-21bash10:30:513
11275070,0irq/25-eth020335-21sshd11:39:023
11275070,0irq/25-eth00-21swapper/310:50:133
11275070,0irq/25-eth00-21swapper/112:10:131
11275070,0irq/25-eth00-21swapper/110:32:021
11275070,0irq/25-eth00-21swapper/007:28:270
339960,0migration/31904-21timerwakeupswit07:20:203
271829966,0cyclictest0-21swapper/309:09:243
271829962,0cyclictest0-21swapper/311:55:173
271829962,0cyclictest0-21swapper/310:25:163
271829960,0cyclictest0-21swapper/309:20:423
271819962,0cyclictest0-21swapper/208:55:172
271819962,0cyclictest0-21swapper/208:50:162
271819962,0cyclictest0-21swapper/208:40:162
271819962,0cyclictest0-21swapper/208:05:162
271819962,0cyclictest0-21swapper/208:00:142
271819962,0cyclictest0-21swapper/207:45:172
271819960,0cyclictest0-21swapper/208:45:022
271809966,0cyclictest0-21swapper/109:02:051
271809966,0cyclictest0-21swapper/108:56:181
271809966,0cyclictest0-21swapper/108:16:331
271809965,0cyclictest32341-21unixbench_singl08:25:191
271809965,0cyclictest30302-21fschecks_count07:15:011
271809965,0cyclictest17730-21munin-node09:05:171
271809965,0cyclictest17286-21fschecks_time07:55:131
271809962,0cyclictest0-21swapper/111:50:151
271809962,0cyclictest0-21swapper/108:50:161
271799962,0cyclictest0-21swapper/007:15:000
19160,0ktimersoftd/10-21swapper/108:21:131
12065060,0irq/26-eth1-rx-3398-21fw_forwarded_lo07:25:152
271829951,0cyclictest0-21swapper/308:40:153
271809954,0cyclictest2655-21munin-node07:25:241
271809952,0cyclictest8719-21nfsd408:45:191
271809951,0cyclictest0-21swapper/108:10:141
271809951,0cyclictest0-21swapper/107:40:161
271809951,0cyclictest0-21swapper/107:35:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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