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2026-08-22 - 18:12
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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 Sat Aug 22, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750610,0irq/25-eth00-21swapper/107:05:011
120650590,0irq/26-eth1-rx-0-21swapper/307:07:493
112750450,0irq/25-eth00-21swapper/207:05:522
112750440,0irq/25-eth00-21swapper/007:05:110
127499190,0cyclictest0-21swapper/307:15:143
1271991816,0cyclictest25628-21idleruntime-cro09:09:590
1273991615,0cyclictest0-21swapper/210:59:082
127399160,0cyclictest0-21swapper/210:20:152
1274991514,0cyclictest15191-21sshd09:23:333
1273991512,0cyclictest0-21swapper/212:12:532
1272991514,0cyclictest0-21swapper/109:32:421
1274991413,0cyclictest0-21swapper/309:45:383
1274991412,0cyclictest0-21swapper/311:26:343
1274991411,0cyclictest0-21swapper/310:10:283
127499140,0cyclictest9950irq/24-0000:00:11:21:493
1273991413,0cyclictest3139-21sshd11:58:442
1273991413,0cyclictest0-21swapper/210:03:082
1273991413,0cyclictest0-21swapper/209:54:122
1273991413,0cyclictest0-21swapper/209:54:122
1273991411,0cyclictest0-21swapper/209:10:102
127299140,0cyclictest4113-21sshd10:55:181
127299140,0cyclictest12946-21sshd10:45:121
127299140,0cyclictest0-21swapper/112:03:301
127299140,0cyclictest0-21swapper/110:42:041
127199140,0cyclictest2429-21sshd10:10:190
127199140,0cyclictest1046-21sshd11:43:320
1274991312,0cyclictest0-21swapper/310:15:293
1274991311,0cyclictest22260-21sshd11:04:583
127499130,0cyclictest0-21swapper/312:24:473
127499130,0cyclictest0-21swapper/312:15:133
1273991312,0cyclictest0-21swapper/210:15:132
1273991312,0cyclictest0-21swapper/209:25:092
127399130,0cyclictest0-21swapper/211:35:572
127399130,0cyclictest0-21swapper/211:28:522
127399130,0cyclictest0-21swapper/207:19:422
1272991313,0cyclictest0-21swapper/109:14:501
1272991312,0cyclictest0-21swapper/111:47:361
1272991312,0cyclictest0-21swapper/111:11:341
1272991312,0cyclictest0-21swapper/110:10:001
1272991312,0cyclictest0-21swapper/110:09:591
1272991312,0cyclictest0-21swapper/109:22:511
127299130,0cyclictest8641-21sshd10:11:031
127299130,0cyclictest12041-21sshd09:52:561
127299130,0cyclictest12041-21sshd09:52:561
1271991312,0cyclictest19249-21sshd10:08:380
1271991312,0cyclictest19249-21sshd10:08:380
1271991312,0cyclictest0-21swapper/009:22:170
1271991310,0cyclictest22762-21sshd12:19:400
127199130,0cyclictest25612-21diskmemload09:16:360
127199130,0cyclictest0-21swapper/010:52:470
127199130,0cyclictest0-21swapper/010:23:510
127199130,0cyclictest0-21swapper/009:26:420
112750130,0irq/25-eth031658-21sshd12:16:511
112750130,0irq/25-eth025612-21diskmemload11:55:200
41120,0ktimersoftd/026213-21sshd10:35:210
351120,0ktimersoftd/30-21swapper/311:58:043
351120,0ktimersoftd/30-21swapper/310:21:173
351120,0ktimersoftd/30-21swapper/309:15:183
191120,0ktimersoftd/10-21swapper/110:28:141
1274991212,0cyclictest0-21swapper/310:04:273
1274991212,0cyclictest0-21swapper/308:30:213
1274991211,0cyclictest2236-21munin-node10:55:133
1274991211,0cyclictest0-21swapper/311:47:363
1274991211,0cyclictest0-21swapper/311:11:493
1274991210,0cyclictest0-21swapper/312:10:223
1274991210,0cyclictest0-21swapper/310:35:563
127499120,0cyclictest20857-21sshd12:26:523
127499120,0cyclictest1941-21sshd11:43:403
1273991211,0cyclictest21946-21sshd11:15:592
1273991211,0cyclictest13530-21sshd09:19:412
1273991211,0cyclictest0-21swapper/211:52:412
1273991211,0cyclictest0-21swapper/209:44:052
1273991211,0cyclictest0-21swapper/208:36:422
127399120,0cyclictest0-21swapper/210:09:112
127399120,0cyclictest0-21swapper/210:09:112
1272991212,0cyclictest25612-21diskmemload10:03:581
1272991211,0cyclictest26887-21cp11:16:341
1272991211,0cyclictest0-21swapper/111:37:351
1272991211,0cyclictest0-21swapper/111:22:361
1272991211,0cyclictest0-21swapper/110:38:351
1272991211,0cyclictest0-21swapper/109:58:581
1272991211,0cyclictest0-21swapper/109:37:081
1272991210,0cyclictest0-21swapper/111:56:251
1272991210,0cyclictest0-21swapper/111:30:311
127299120,0cyclictest23718-21sshd10:53:551
127299120,0cyclictest11294-21bash11:03:401
127299120,0cyclictest0-21swapper/112:32:181
127299120,0cyclictest0-21swapper/110:24:111
1271991211,0cyclictest3987-21sshd11:06:300
1271991211,0cyclictest1539-21sshd09:30:190
1271991211,0cyclictest0-21swapper/012:38:300
1271991211,0cyclictest0-21swapper/010:01:330
127199121,0cyclictest0-21swapper/009:49:200
127199120,0cyclictest8312-21bash10:59:380
127199120,0cyclictest1480-21nfsd09:51:200
127199120,0cyclictest1480-21nfsd09:51:200
127199120,0cyclictest0-21swapper/011:51:190
127199120,0cyclictest0-21swapper/011:37:300
127199120,0cyclictest0-21swapper/009:35:110
112750120,0irq/25-eth00-21swapper/309:56:263
191110,0ktimersoftd/10-21swapper/112:36:231
1599110,0watchdog/00-21swapper/012:22:130
127499119,0cyclictest0-21swapper/308:42:193
1274991111,0cyclictest0-21swapper/308:35:413
127499111,0cyclictest31073-21bash11:17:053
1274991110,0cyclictest13325-21sshd09:34:293
1274991110,0cyclictest0-21swapper/312:04:203
1274991110,0cyclictest0-21swapper/309:52:223
1274991110,0cyclictest0-21swapper/309:52:213
1274991110,0cyclictest0-21swapper/309:42:163
127499110,0cyclictest23565-21sshd11:38:393
127499110,0cyclictest0-21swapper/308:52:593
127399117,0cyclictest817-21bash12:35:422
1273991111,0cyclictest0-21swapper/209:37:212
1273991111,0cyclictest0-21swapper/207:29:132
1273991110,0cyclictest29450-21sshd09:47:272
1273991110,0cyclictest23016-21sshd12:04:452
1273991110,0cyclictest0-21swapper/211:31:402
1273991110,0cyclictest0-21swapper/211:10:592
127399110,0cyclictest0-21swapper/211:20:192
127399110,0cyclictest0-21swapper/210:47:312
127399110,0cyclictest0-21swapper/209:01:402
127399110,0cyclictest0-21swapper/208:14:512
1272991111,0cyclictest0-21swapper/111:50:221
1272991110,0cyclictest13954-21sshd12:26:031
1272991110,0cyclictest0-21swapper/112:25:001
1272991110,0cyclictest0-21swapper/109:40:301
127299110,0cyclictest15571-21sshd09:27:151
1271991111,0cyclictest2775-21sshd12:02:220
1271991111,0cyclictest0-21swapper/012:08:240
1271991111,0cyclictest0-21swapper/011:47:300
1271991111,0cyclictest0-21swapper/011:16:280
1271991110,0cyclictest9473-21sshd11:03:270
127199110,0cyclictest20880-21sshd10:49:520
112750110,0irq/25-eth00-21swapper/210:36:152
112750110,0irq/25-eth00-21swapper/010:26:180
271100,0ktimersoftd/29531-21sshd11:44:342
127499109,0cyclictest3042-21bash09:10:593
127499109,0cyclictest14015-21perl10:45:153
127499109,0cyclictest0-21swapper/311:08:323
127499109,0cyclictest0-21swapper/310:52:183
127499105,0cyclictest0-21swapper/309:35:153
1274991010,0cyclictest0-21swapper/311:31:343
1274991010,0cyclictest0-21swapper/310:33:503
1274991010,0cyclictest0-21swapper/308:47:403
1274991010,0cyclictest0-21swapper/307:43:403
127499100,0cyclictest0-21swapper/308:09:063
127499100,0cyclictest0-21swapper/307:45:093
127399109,0cyclictest2936-21bash10:32:452
127399109,0cyclictest1595-21bash09:33:052
127399109,0cyclictest0-21swapper/211:45:562
127399109,0cyclictest0-21swapper/211:05:592
127399109,0cyclictest0-21swapper/209:58:092
127399109,0cyclictest0-21swapper/208:24:452
127399107,0cyclictest28178-21sshd11:01:502
127399101,0cyclictest0-21swapper/210:14:012
1273991010,0cyclictest0-21swapper/209:05:172
1273991010,0cyclictest0-21swapper/208:44:372
1273991010,0cyclictest0-21swapper/207:58:582
1273991010,0cyclictest0-21swapper/207:41:182
127399100,0cyclictest10328-21sshd12:06:562
127399100,0cyclictest0-21swapper/207:48:362
127299109,0cyclictest23115-21bash09:46:421
127299109,0cyclictest0-21swapper/111:42:351
1272991010,0cyclictest0-21swapper/111:06:341
1272991010,0cyclictest0-21swapper/110:16:031
1272991010,0cyclictest0-21swapper/109:01:001
1272991010,0cyclictest0-21swapper/107:26:541
127199109,0cyclictest862-21bash09:44:150
127199109,0cyclictest7592-21bash11:29:220
127199109,0cyclictest0-21swapper/012:31:100
127199104,0cyclictest28421-21kworker/0:111:13:370
1271991010,0cyclictest0-21swapper/007:49:550
127199100,0cyclictest25612-21diskmemload09:10:390
127199100,0cyclictest0-21swapper/008:34:470
127199100,0cyclictest0-21swapper/008:21:110
112750100,0irq/25-eth031783-21sshd12:31:522
4190,0ktimersoftd/03725-21sed07:15:000
12749999,0cyclictest0-21swapper/308:26:163
12749999,0cyclictest0-21swapper/308:14:533
12749999,0cyclictest0-21swapper/307:36:053
12749999,0cyclictest0-21swapper/307:34:353
12749998,0cyclictest2715-21bash11:51:093
12749998,0cyclictest25823-21bash10:42:543
12749998,0cyclictest25612-21diskmemload12:09:203
12749998,0cyclictest22387-21bash12:30:443
12749990,0cyclictest0-21swapper/310:25:203
12749990,0cyclictest0-21swapper/310:05:233
12749990,0cyclictest0-21swapper/310:05:233
12749990,0cyclictest0-21swapper/308:23:303
12749990,0cyclictest0-21swapper/307:25:153
12739999,0cyclictest0-21swapper/208:30:052
12739999,0cyclictest0-21swapper/208:17:402
12739999,0cyclictest0-21swapper/207:14:412
12739998,0cyclictest0-21swapper/209:20:012
12739995,0cyclictest810-40kipmi008:25:162
12729999,0cyclictest0-21swapper/111:29:281
12729999,0cyclictest0-21swapper/108:33:351
12729998,0cyclictest0-21swapper/112:08:291
12729998,0cyclictest0-21swapper/108:50:041
12729998,0cyclictest0-21swapper/108:25:131
12729990,0cyclictest12465-21sshd09:15:411
12729990,0cyclictest0-21swapper/108:07:341
12719999,0cyclictest0-21swapper/009:56:330
12719999,0cyclictest0-21swapper/007:56:400
12719999,0cyclictest0-21swapper/007:29:430
12719998,0cyclictest19593-21bash11:30:380
12719998,0cyclictest1131-21sshd12:13:250
12719998,0cyclictest0-21swapper/010:15:140
12719996,0cyclictest0-21swapper/010:41:450
12719995,0cyclictest3954-21kworker/0:012:25:470
12719995,0cyclictest22955-21kworker/0:007:15:010
12719995,0cyclictest20314-21kworker/0:211:23:210
12719995,0cyclictest0-21swapper/008:04:590
12719990,0cyclictest0-21swapper/010:30:380
12719990,0cyclictest0-21swapper/008:13:100
995080,0irq/24-0000:00:10516-21sshd12:25:362
12749988,0cyclictest0-21swapper/308:19:123
12739988,0cyclictest0-21swapper/208:53:462
12739988,0cyclictest0-21swapper/208:45:532
12739988,0cyclictest0-21swapper/207:30:432
12739988,0cyclictest0-21swapper/207:24:272
12739987,0cyclictest9863-21sshd10:52:172
12739980,0cyclictest9581-21bash10:25:592
12739980,0cyclictest0-21swapper/212:15:152
12739980,0cyclictest0-21swapper/210:40:152
12729988,0cyclictest0-21swapper/108:47:181
12729988,0cyclictest0-21swapper/108:43:141
12729988,0cyclictest0-21swapper/107:13:251
12729987,0cyclictest0-21swapper/112:14:301
12719988,0cyclictest0-21swapper/008:55:130
12719988,0cyclictest0-21swapper/007:34:570
12719985,0cyclictest22955-21kworker/0:007:40:130
12719985,0cyclictest0-21swapper/009:00:170
12719984,0cyclictest0-21swapper/007:20:160
12719980,0cyclictest0-21swapper/008:45:120
11275080,0irq/25-eth04684-21sshd12:40:003
11275080,0irq/25-eth02599migration/212:21:212
11275080,0irq/25-eth011465-21bash10:30:031
11275080,0irq/25-eth00-21swapper/309:25:183
11275080,0irq/25-eth00-21swapper/309:00:253
12749977,0cyclictest0-21swapper/307:10:463
12749976,0cyclictest0-21swapper/308:01:333
12739977,0cyclictest0-21swapper/207:39:472
12729977,0cyclictest0-21swapper/108:19:241
12729977,0cyclictest0-21swapper/108:01:171
12729977,0cyclictest0-21swapper/107:38:101
12729973,0cyclictest0-21swapper/107:15:161
12729972,0cyclictest0-21swapper/107:30:161
12729970,0cyclictest0-21swapper/109:05:141
12729970,0cyclictest0-21swapper/107:40:171
12719974,0cyclictest22955-21kworker/0:008:40:160
12719974,0cyclictest0-21swapper/008:05:170
12719970,0cyclictest0-21swapper/008:25:160
12719970,0cyclictest0-21swapper/007:35:160
11275070,0irq/25-eth00-21swapper/008:50:140
329960,0watchdog/324940-21munin-node09:05:213
12749966,0cyclictest0-21swapper/307:55:293
12749962,0cyclictest0-21swapper/308:55:173
12749962,0cyclictest0-21swapper/307:50:163
12749962,0cyclictest0-21swapper/307:20:163
12739966,0cyclictest0-21swapper/208:55:042
12739965,0cyclictest0-21swapper/208:09:042
12739962,0cyclictest0-21swapper/208:00:162
12729965,0cyclictest32304-21crond08:14:591
12729965,0cyclictest18827-21munin-node08:55:141
12729965,0cyclictest18524-21munin-node07:45:191
12729962,0cyclictest0-21swapper/108:35:171
12729962,0cyclictest0-21swapper/108:20:151
12729962,0cyclictest0-21swapper/107:50:151
12729962,0cyclictest0-21swapper/107:20:161
12719965,0cyclictest21839-21missed_timers07:50:160
12719965,0cyclictest10231-21sh08:35:160
12719962,0cyclictest0-21swapper/008:15:140
12739951,0cyclictest0-21swapper/207:50:162
12729955,0cyclictest0-21swapper/107:55:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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