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2026-05-19 - 16:22
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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 rack5slot0.osadl.org (updated Tue May 19, 2026 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
589621380,3sleep0449299cyclictest12:03:550
1322721220,2sleep10-21swapper/112:04:441
1248721220,1sleep212486-21sshd12:15:192
127321170,0sleep00-21swapper/010:49:380
127321170,0sleep00-21swapper/010:49:370
277442990,3sleep20-21swapper/211:25:302
281232980,5sleep028118-21sshd10:34:500
220492970,1sleep08-21rcu_preempt10:19:560
411429532,59sleep10-21swapper/107:08:301
256032950,4sleep10-21swapper/111:18:121
152332930,2sleep20-21swapper/212:29:582
114842900,1sleep10-21swapper/109:29:161
192922870,2sleep10-21swapper/111:43:361
51772850,1sleep05173-21sshd09:28:340
251722850,3sleep30-21swapper/312:16:403
102972850,1sleep10-21swapper/110:22:011
183102830,1sleep10-21swapper/110:26:141
256402820,2sleep20-21swapper/210:48:362
256402820,2sleep20-21swapper/210:48:362
86182800,2sleep30-21swapper/310:39:393
51322800,3sleep20-21swapper/209:21:162
188622800,3sleep218860-21bash10:12:412
12662800,2sleep10-21swapper/109:41:501
417927933,11sleep20-21swapper/207:09:192
400627933,42sleep30-21swapper/307:07:183
39722780,1sleep02024-21nfsd12:10:520
207242780,1sleep010-21rcuc/009:58:370
108902780,1sleep20-21swapper/210:50:362
126702770,3sleep3449799cyclictest11:53:563
323342760,1sleep20-21swapper/212:39:152
249702760,0sleep00-21swapper/007:55:110
15842760,2sleep30-21swapper/310:03:443
186972750,1sleep00-21swapper/010:26:170
258842740,3sleep2449699cyclictest11:07:112
58912730,2sleep30-21swapper/308:23:553
136262730,2sleep113622-21bash11:46:411
214072710,0sleep00-21swapper/012:37:490
45822690,3sleep2449699cyclictest10:18:012
160392680,1sleep30-21swapper/312:26:273
223812620,3sleep0449299cyclictest10:23:210
392425732,13sleep00-21swapper/007:06:150
127012290,2sleep30-21swapper/309:15:193
156612280,26sleep1144650irq/27-eth010:47:191
156612280,26sleep1144650irq/27-eth010:47:181
203942270,4sleep3449799cyclictest10:23:083
79452262,22sleep3144650irq/27-eth012:11:203
449799260,10cyclictest0-21swapper/312:37:053
142662250,2sleep20-21swapper/212:33:232
60502240,2sleep30-21swapper/309:49:373
309062240,3sleep20-21swapper/209:17:142
21642240,2sleep041ktimersoftd/012:32:000
449799237,3cyclictest0-21swapper/309:43:103
4497992310,3cyclictest0-21swapper/310:50:173
449699236,9cyclictest13340-21sshd11:16:402
27972230,2sleep12790-21sshd11:22:571
100372230,2sleep210036-21sshd11:38:532
449799228,2cyclictest0-21swapper/310:10:223
449799228,2cyclictest0-21swapper/309:54:213
449799227,3cyclictest0-21swapper/309:55:263
449799220,10cyclictest0-21swapper/311:40:123
449799220,10cyclictest0-21swapper/311:31:253
449799220,10cyclictest0-21swapper/311:02:173
449799220,10cyclictest0-21swapper/307:10:123
449699220,10cyclictest6535-21sshd09:46:092
200532220,2sleep320048-21sshd09:33:343
449799214,8cyclictest0-21swapper/311:15:163
449799210,9cyclictest0-21swapper/309:20:143
449799210,6cyclictest0-21swapper/309:25:013
449799210,2cyclictest0-21swapper/311:30:013
449799210,1cyclictest0-21swapper/310:09:523
449799210,1cyclictest0-21swapper/309:38:213
449799210,10cyclictest0-21swapper/312:30:073
449799210,10cyclictest0-21swapper/311:22:283
268332210,3sleep20-21swapper/209:10:012
195822212,17sleep1144650irq/27-eth009:50:571
18172210,19sleep3144650irq/27-eth012:06:563
449799200,9cyclictest0-21swapper/309:13:553
449799200,2cyclictest0-21swapper/310:45:143
449799200,2cyclictest0-21swapper/310:45:143
449799200,1cyclictest0-21swapper/312:23:253
449799200,1cyclictest0-21swapper/311:38:583
311142190,17sleep3144650irq/27-eth011:56:063
302442190,1sleep10-21swapper/111:55:591
258892190,3sleep2449699cyclictest12:02:332
247142190,1sleep1449599cyclictest07:55:001
190892190,2sleep20-21swapper/209:54:572
190442190,2sleep10-21swapper/109:58:251
190302190,1sleep10-21swapper/110:09:191
107112190,17sleep228950irq/26-ahci[00010:57:452
79342180,1sleep00-21swapper/011:42:070
449699181,4cyclictest9285-21sshd09:25:282
120672180,16sleep3144650irq/27-eth010:18:523
449799177,7cyclictest19168-21sshd10:30:173
4496991710,5cyclictest10424-21sshd09:57:282
449699170,16cyclictest0-21swapper/211:02:532
449599178,4cyclictest11052-21sshd10:15:161
449599170,15cyclictest0-21swapper/107:15:201
449599170,12cyclictest0-21swapper/110:30:141
4492991711,5cyclictest0-21swapper/012:08:130
79742160,3sleep37976-21sshd11:46:033
61242160,14sleep1144650irq/27-eth010:35:491
51622160,3sleep1449599cyclictest09:45:591
449799168,4cyclictest0-21swapper/310:56:183
449699163,5cyclictest7828-21sshd10:04:322
449699162,12cyclictest8368-21id10:25:152
4496991613,2cyclictest21807-21sshd10:23:172
4496991612,3cyclictest6377-21sshd11:30:402
449699160,14cyclictest23357-21sshd12:20:052
449599164,10cyclictest0-21swapper/110:00:141
449599163,12cyclictest144650irq/27-eth010:11:031
4495991614,1cyclictest0-21swapper/109:05:041
4495991612,3cyclictest17837-21sshd12:19:291
449599160,4cyclictest25457-21sshd12:27:301
449599160,4cyclictest24574-21sshd11:25:151
449599160,1cyclictest20886-21sshd11:50:531
449599160,14cyclictest0-21swapper/111:30:541
449599160,14cyclictest0-21swapper/111:10:131
449599160,12cyclictest27592-21latency09:20:151
449599160,11cyclictest0-21swapper/111:01:511
449299160,4cyclictest12688-21sshd09:50:140
449299160,15cyclictest0-21swapper/011:20:320
208272160,14sleep2144650irq/27-eth010:44:232
87622150,14sleep3144650irq/27-eth010:43:053
449799152,12cyclictest144650irq/27-eth008:45:373
4497991513,1cyclictest0-21swapper/307:25:033
449799150,6cyclictest0-21swapper/310:29:033
449799150,14cyclictest28751-21sshd11:07:343
449799150,13cyclictest4536-21sshd12:00:153
449799150,13cyclictest0-21swapper/308:30:423
449799150,11cyclictest14878-21sshd11:13:253
449699150,14cyclictest153250irq/28-eth1-rx-11:41:232
449699150,13cyclictest1766-21sshd09:35:052
449699150,13cyclictest16925-21sshd10:05:312
449699150,13cyclictest0-21swapper/210:30:382
449699150,12cyclictest0-21swapper/208:05:012
449599158,6cyclictest0-21swapper/108:22:381
449599153,4cyclictest274142sleep110:55:491
449599153,0cyclictest0-21swapper/108:10:401
449599152,9cyclictest30396-21sshd10:41:531
449599152,3cyclictest13717-21sshd10:50:551
449599152,11cyclictest25594-21iostat_ios12:20:151
4495991511,3cyclictest11039-21sshd09:35:561
4495991510,4cyclictest31525-21bash12:31:381
449599150,6cyclictest144650irq/27-eth011:05:161
449599150,6cyclictest0-21swapper/107:20:121
449599150,1cyclictest0-21swapper/109:16:031
449599150,13cyclictest32001-21sshd11:37:441
449599150,13cyclictest0-21swapper/109:30:121
449599150,13cyclictest0-21swapper/107:30:151
449599150,11cyclictest18418-21smartctl12:05:131
449299158,3cyclictest3091-21sshd11:19:290
449299158,3cyclictest0-21swapper/012:15:080
449299150,1cyclictest0-21swapper/009:21:050
449299150,13cyclictest3586-21id11:08:300
449299150,11cyclictest10-21rcuc/010:05:190
156232150,2sleep10-21swapper/109:12:121
449799147,6cyclictest0-21swapper/307:45:163
449699147,6cyclictest0-21swapper/211:21:552
449699142,11cyclictest23726-21sshd11:55:182
449699141,4cyclictest9873-21sshd11:53:342
4496991411,2cyclictest0-21swapper/211:45:592
4496991411,2cyclictest0-21swapper/207:10:132
449699141,11cyclictest20185-21bash11:10:242
449699140,5cyclictest18232-21wget07:40:092
449699140,12cyclictest20597-21timerandwakeup09:40:232
449699140,12cyclictest1009-21sshd10:38:502
449599147,6cyclictest29252-21sshd12:10:141
449599140,5cyclictest19945-21taskset07:42:291
449599140,12cyclictest20397-21munin-node07:45:141
449299145,7cyclictest3-21ksoftirqd/011:02:140
449299145,4cyclictest3-21ksoftirqd/011:26:520
449299144,9cyclictest3-21ksoftirqd/010:51:450
449299144,9cyclictest1029-21tr11:30:110
449299143,7cyclictest22796-21sshd10:41:020
4492991412,1cyclictest0-21swapper/011:12:450
4492991411,2cyclictest0-21swapper/009:16:480
449299140,5cyclictest0-21swapper/010:10:370
449299140,1cyclictest21325-21bash09:40:250
449299140,1cyclictest2024-21nfsd11:35:570
449299140,13cyclictest12038-21sshd09:11:480
449299140,13cyclictest0-21swapper/009:02:560
449299140,13cyclictest0-21swapper/009:02:560
449299140,12cyclictest23105-21sshd11:55:160
449299140,11cyclictest0-21swapper/009:38:160
173062140,0sleep00-21swapper/011:50:290
103522140,12sleep1144650irq/27-eth012:36:281
449799130,5cyclictest0-21swapper/308:05:303
449799130,12cyclictest2024-21nfsd07:51:003
449799130,12cyclictest0-21swapper/308:35:023
449799130,12cyclictest0-21swapper/308:25:063
449799130,12cyclictest0-21swapper/308:15:133
449799130,12cyclictest0-21swapper/308:10:393
449799130,12cyclictest0-21swapper/308:01:203
449799130,12cyclictest0-21swapper/307:56:243
449799130,12cyclictest0-21swapper/307:41:523
449799130,12cyclictest0-21swapper/307:35:363
449799130,12cyclictest0-21swapper/307:16:563
449799130,11cyclictest9379-21diskstats07:20:133
449799130,11cyclictest26582-21latency_hist09:10:003
449799130,11cyclictest13859-21df07:30:123
449699138,4cyclictest26316-21awk07:55:212
449699137,5cyclictest0-21swapper/207:45:272
449699131,11cyclictest2024-21nfsd08:17:012
449699131,11cyclictest144650irq/27-eth009:06:192
4496991311,1cyclictest0-21swapper/209:00:232
4496991311,1cyclictest0-21swapper/209:00:232
4496991311,1cyclictest0-21swapper/208:14:202
4496991311,1cyclictest0-21swapper/208:02:122
449699130,4cyclictest30543-21sshd12:10:182
449699130,4cyclictest20533-21bash09:30:122
449699130,12cyclictest17584-21runrttasks07:36:202
449699130,12cyclictest144650irq/27-eth008:40:052
449699130,12cyclictest0-21swapper/208:50:032
449699130,12cyclictest0-21swapper/208:32:272
449699130,12cyclictest0-21swapper/208:29:472
449699130,12cyclictest0-21swapper/207:30:172
449699130,12cyclictest0-21swapper/207:15:232
449699130,11cyclictest16271-21bash12:05:042
449699130,11cyclictest15560-21df08:45:112
4495991311,1cyclictest0-21swapper/107:56:471
449599130,4cyclictest15955-21munin-node08:45:141
449599130,12cyclictest0-21swapper/108:52:221
449599130,12cyclictest0-21swapper/108:35:501
449599130,12cyclictest0-21swapper/108:31:321
449599130,12cyclictest0-21swapper/108:26:211
449599130,12cyclictest0-21swapper/108:00:541
449599130,12cyclictest0-21swapper/107:35:261
449599130,11cyclictest0-21swapper/108:06:031
449599130,10cyclictest144650irq/27-eth009:02:361
449599130,10cyclictest144650irq/27-eth009:02:361
449299139,1cyclictest0-21swapper/010:36:010
449299138,2cyclictest0-21swapper/008:38:520
449299137,5cyclictest0-21swapper/010:02:290
449299136,6cyclictest5223-21sshd12:25:170
4492991311,1cyclictest30753-21sshd09:31:120
4492991311,1cyclictest0-21swapper/012:21:160
449299130,5cyclictest14382-21sshd11:46:460
449299130,1cyclictest0-21swapper/008:51:250
449299130,12cyclictest31093-21sshd09:48:490
449299130,12cyclictest27821-21rm10:55:510
449299130,12cyclictest0-21swapper/007:51:540
449299130,12cyclictest0-21swapper/007:20:140
150252130,12sleep1144650irq/27-eth008:44:371
449799120,3cyclictest13806-21irqstats08:40:163
449799120,10cyclictest22440-21diskstats09:00:143
449799120,10cyclictest22440-21diskstats09:00:143
449799120,10cyclictest20710-21munin-node08:55:193
449799120,10cyclictest0-21swapper/308:50:153
449699128,3cyclictest9811-21iostat_ios07:20:162
449699120,3cyclictest11075-21df_inode08:35:122
449699120,11cyclictest22674-21munin-node07:50:222
449699120,11cyclictest2024-21nfsd08:20:042
449699120,11cyclictest0-21swapper/208:55:032
449699120,11cyclictest0-21swapper/207:25:172
449599120,11cyclictest4677-21cpuspeed_turbos07:10:121
449599120,11cyclictest12464-21ntp_states07:25:201
449599120,10cyclictest19891-21seq08:55:131
449599120,10cyclictest0-21swapper/108:15:141
449299126,6cyclictest0-21swapper/007:31:410
449299126,3cyclictest0-21swapper/007:45:560
449299120,4cyclictest0-21swapper/008:15:140
449299120,4cyclictest0-21swapper/008:10:130
449299120,1cyclictest0-21swapper/008:31:290
449299120,11cyclictest0-21swapper/008:45:290
449299120,11cyclictest0-21swapper/008:04:170
449299120,11cyclictest0-21swapper/007:42:400
449299120,11cyclictest0-21swapper/007:36:260
449299118,2cyclictest0-21swapper/007:10:170
449299117,3cyclictest0-21swapper/009:05:500
449299117,3cyclictest0-21swapper/008:25:000
449299117,3cyclictest0-21swapper/007:15:400
449299110,1cyclictest0-21swapper/008:55:370
449299110,11cyclictest0-21swapper/007:26:550
449299110,10cyclictest0-21swapper/008:41:280
449299110,10cyclictest0-21swapper/008:20:100
449299110,10cyclictest0-21swapper/008:05:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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