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2025-12-26 - 15:44
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Fri Dec 26, 2025 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2479426326,19sleep10-21swapper/107:08:101
2465026227,20sleep30-21swapper/307:07:093
159542580,1sleep215960-21sshd12:20:002
2482825734,19sleep00-21swapper/007:08:270
7502530,0sleep00-21swapper/009:32:120
2489925330,19sleep20-21swapper/207:08:572
10212530,1sleep10-21swapper/111:29:351
69042520,0sleep11734-21runrttasks10:42:291
54042520,0sleep10-21swapper/111:03:361
295162520,1sleep21734-21runrttasks10:14:122
29322520,1sleep20-21swapper/210:25:432
274422520,0sleep21734-21runrttasks09:41:492
274072520,0sleep00-21swapper/009:25:550
202512520,0sleep120246-21sshd10:07:151
278162510,0sleep20-21swapper/210:19:182
142582500,1sleep20-21swapper/210:06:112
58262490,0sleep10-21swapper/109:43:401
291452480,0sleep00-21swapper/010:19:320
24582480,0sleep20-21swapper/212:28:222
207442480,0sleep00-21swapper/011:54:100
172792480,0sleep10-21swapper/111:21:261
265562470,0sleep10-21swapper/111:12:211
248772470,0sleep21734-21runrttasks11:44:122
134982460,0sleep30-21swapper/309:39:403
282592450,0sleep20-21swapper/210:56:362
266372440,0sleep21734-21runrttasks11:33:452
268052380,0sleep126806-21id11:55:121
25315992220,1cyclictest14582-21sshd10:17:011
25315992119,1cyclictest5791-21sshd12:23:351
25315992018,1cyclictest17326-21sshd10:22:521
129382200,0sleep3381ktimersoftd/311:04:543
25317991918,1cyclictest0-21swapper/310:28:163
2531499190,14cyclictest0-21swapper/011:57:350
25317991816,1cyclictest0-21swapper/311:41:023
2531799170,16cyclictest30401-21sshd10:09:013
2531699175,3cyclictest30-21ksoftirqd/209:36:082
2531499177,7cyclictest0-21swapper/011:38:210
2531499170,13cyclictest0-21swapper/010:59:450
212532170,5sleep339-21ksoftirqd/312:04:553
99012160,0sleep30-21swapper/307:40:133
35092160,0sleep20-21swapper/212:07:102
2531499168,5cyclictest1596-21sshd09:57:350
25314991615,1cyclictest0-21swapper/010:47:150
2531499161,14cyclictest0-21swapper/012:10:140
2531499161,14cyclictest0-21swapper/010:37:480
2531499160,1cyclictest4786-21id11:03:290
2531499160,15cyclictest13716-21sshd11:47:350
243722160,1sleep31734-21runrttasks10:18:433
177422160,0sleep31734-21runrttasks10:55:003
4792150,1sleep21734-21runrttasks12:22:402
283962150,0sleep00-21swapper/009:47:140
2531799159,5cyclictest0-21swapper/311:27:353
25317991512,2cyclictest9160-21ls08:39:593
2531799150,14cyclictest0-21swapper/312:09:443
2531699155,9cyclictest30-21ksoftirqd/209:10:592
2531699155,9cyclictest25962-21sshd10:50:492
25316991513,1cyclictest30-21ksoftirqd/212:30:162
25316991513,1cyclictest30-21ksoftirqd/212:30:162
25316991513,1cyclictest30-21ksoftirqd/211:04:012
25316991513,1cyclictest30-21ksoftirqd/209:57:412
25316991513,1cyclictest30-21ksoftirqd/209:48:062
2531599150,1cyclictest6071-21sshd10:10:161
2531599150,11cyclictest0-21swapper/112:33:151
2531599150,11cyclictest0-21swapper/112:33:151
2531499159,5cyclictest0-21swapper/012:17:410
2531499159,5cyclictest0-21swapper/009:40:510
2531499159,3cyclictest0-21swapper/010:25:280
2531499158,3cyclictest25103-21sshd11:12:060
2531499158,3cyclictest0-21swapper/009:18:440
2531499150,1cyclictest28688-21bash09:20:530
2531499150,1cyclictest0-21swapper/011:20:310
2531499150,14cyclictest0-21swapper/012:38:180
2531499150,14cyclictest0-21swapper/011:16:330
2531499150,12cyclictest0-21swapper/010:00:040
19582150,1sleep20-21swapper/211:13:422
97342140,1sleep29735-21fschecks_time11:20:152
270012140,0sleep10-21swapper/109:36:261
2531799149,4cyclictest0-21swapper/310:10:063
2531799149,4cyclictest0-21swapper/308:25:153
2531799140,13cyclictest27796-21sshd12:21:483
2531799140,13cyclictest0-21swapper/311:58:573
2531799140,13cyclictest0-21swapper/309:42:413
2531799140,13cyclictest0-21swapper/309:20:493
2531799140,12cyclictest25220-21diskmemload10:04:343
2531699144,9cyclictest30-21ksoftirqd/211:29:282
2531699144,9cyclictest30-21ksoftirqd/209:20:422
2531699144,9cyclictest30-21ksoftirqd/209:15:202
2531699144,1cyclictest30-21ksoftirqd/212:00:092
25316991413,1cyclictest30-21ksoftirqd/211:56:442
25316991413,1cyclictest30-21ksoftirqd/210:38:082
25316991412,1cyclictest30-21ksoftirqd/211:52:282
25316991412,1cyclictest30-21ksoftirqd/211:45:192
25316991412,1cyclictest30-21ksoftirqd/211:38:062
25316991412,1cyclictest30-21ksoftirqd/210:45:502
25316991412,1cyclictest30-21ksoftirqd/210:33:182
25316991412,1cyclictest30-21ksoftirqd/210:22:422
25316991412,1cyclictest30-21ksoftirqd/210:00:342
25316991412,1cyclictest30-21ksoftirqd/209:31:182
25316991412,1cyclictest30-21ksoftirqd/209:27:542
2531599149,1cyclictest0-21swapper/112:05:331
2531599148,2cyclictest22845-21sshd11:33:051
2531599142,11cyclictest23908-21sshd10:45:161
2531599141,4cyclictest0-21swapper/109:25:181
25315991413,1cyclictest0-21swapper/112:39:231
2531599141,1cyclictest115650irq/25-eth012:11:451
2531599141,1cyclictest115650irq/25-eth012:03:211
2531599140,2cyclictest10204-21sshd10:27:001
2531599140,1cyclictest0-21swapper/110:04:371
2531599140,13cyclictest32201-21sshd12:17:111
2531599140,13cyclictest11783-21sshd11:36:331
2531599140,13cyclictest0-21swapper/111:48:241
2531599140,11cyclictest0-21swapper/111:40:201
2531499149,4cyclictest0-21swapper/011:40:530
2531499149,4cyclictest0-21swapper/011:06:120
2531499148,6cyclictest0-21swapper/011:30:080
2531499148,5cyclictest6031-21sshd10:53:010
2531499147,6cyclictest0-21swapper/010:14:410
2531499147,6cyclictest0-21swapper/009:50:040
2531499147,4cyclictest6698-21kworker/u8:108:49:440
2531499146,7cyclictest0-21swapper/011:25:210
25314991411,1cyclictest0-21swapper/012:29:110
2531499140,9cyclictest2163-21sshd12:22:570
2531499140,3cyclictest0-21swapper/009:36:060
2531499140,1cyclictest0-21swapper/012:09:460
2531499140,13cyclictest10451-21bash12:03:020
2531499140,13cyclictest0-21swapper/010:06:570
2531499140,13cyclictest0-21swapper/007:40:120
2531799132,10cyclictest14725-21sshd11:20:593
2531799131,3cyclictest0-21swapper/312:16:353
25317991311,1cyclictest4903-21sshd11:46:023
2531799131,11cyclictest0-21swapper/312:30:443
2531799131,11cyclictest0-21swapper/312:30:443
2531799131,11cyclictest0-21swapper/310:40:133
2531799131,11cyclictest0-21swapper/307:50:153
2531799130,4cyclictest23296-21munin-node10:45:133
2531799130,4cyclictest1194-21sshd09:32:183
2531799130,4cyclictest0-21swapper/309:45:403
2531799130,12cyclictest30400-21sshd11:07:393
2531799130,12cyclictest28419-21cp12:11:123
2531799130,12cyclictest24374-21sshd11:38:463
2531799130,12cyclictest23725-21sshd10:24:003
2531799130,12cyclictest1510-21nfsd10:37:513
2531799130,12cyclictest0-21swapper/311:19:183
2531799130,12cyclictest0-21swapper/310:32:063
2531799130,12cyclictest0-21swapper/309:53:313
2531799130,12cyclictest0-21swapper/309:25:113
2531799130,12cyclictest0-21swapper/309:10:563
2531799130,10cyclictest0-21swapper/311:50:243
2531799130,10cyclictest0-21swapper/311:32:023
2531699138,4cyclictest0-21swapper/212:35:032
25316991312,1cyclictest30-21ksoftirqd/212:10:392
25316991311,1cyclictest30-21ksoftirqd/210:42:562
25316991311,1cyclictest30-21ksoftirqd/209:50:592
25316991310,1cyclictest115650irq/25-eth011:15:322
2531699130,12cyclictest0-21swapper/209:00:122
2531699130,12cyclictest0-21swapper/207:25:202
2531599139,3cyclictest0-21swapper/109:56:441
2531599138,1cyclictest0-21swapper/111:05:171
2531599138,1cyclictest0-21swapper/110:35:171
2531599133,9cyclictest28413-21sshd09:15:321
2531599131,2cyclictest12346-21sshd11:15:191
2531599131,11cyclictest0-21swapper/108:00:131
2531599130,9cyclictest15324-21sshd09:50:211
2531599130,9cyclictest0-21swapper/109:23:341
2531599130,1cyclictest0-21swapper/109:47:301
2531599130,12cyclictest19670-21perl10:55:141
2531599130,12cyclictest0-21swapper/111:50:301
2531599130,12cyclictest0-21swapper/109:12:121
2531599130,11cyclictest0-21swapper/112:25:101
2531499138,4cyclictest24748-21bash10:40:120
2531499138,3cyclictest0-21swapper/010:34:540
2531499136,3cyclictest0-21swapper/010:21:010
2531499133,7cyclictest10-21rcuc/009:03:560
2531499130,7cyclictest0-21swapper/008:00:130
2531499130,12cyclictest0-21swapper/009:10:070
2531499130,10cyclictest0-21swapper/012:34:400
2531499130,10cyclictest0-21swapper/012:34:400
123302130,1sleep337-21rcuc/312:35:153
2531799129,2cyclictest0-21swapper/308:45:123
2531799129,2cyclictest0-21swapper/308:10:113
2531799129,2cyclictest0-21swapper/307:15:013
2531799128,2cyclictest0-21swapper/309:19:293
2531799121,10cyclictest0-21swapper/310:50:563
2531799121,10cyclictest0-21swapper/307:25:143
25317991210,1cyclictest20039-21id12:25:473
2531799120,9cyclictest0-21swapper/311:10:163
2531799120,11cyclictest11070-21sshd09:55:083
2531799120,11cyclictest0-21swapper/307:35:163
2531699129,2cyclictest0-21swapper/208:15:142
2531699129,2cyclictest0-21swapper/208:05:122
2531699129,2cyclictest0-21swapper/207:55:202
2531699129,2cyclictest0-21swapper/207:15:012
2531699123,1cyclictest30-21ksoftirqd/211:05:322
2531699121,10cyclictest0-21swapper/209:05:132
2531699121,10cyclictest0-21swapper/208:35:142
2531599129,2cyclictest0-21swapper/110:50:151
2531599129,2cyclictest0-21swapper/108:35:151
2531599129,2cyclictest0-21swapper/107:25:201
2531599129,2cyclictest0-21swapper/107:15:161
2531599129,2cyclictest0-21swapper/107:10:141
2531599128,3cyclictest0-21swapper/110:30:281
2531599128,3cyclictest0-21swapper/109:30:121
2531599121,10cyclictest0-21swapper/109:00:161
2531499129,2cyclictest0-21swapper/009:05:150
2531499129,2cyclictest0-21swapper/008:35:150
2531499129,2cyclictest0-21swapper/007:55:120
2531499125,5cyclictest489-21jbd2/dm-0-807:34:230
2531499121,2cyclictest0-21swapper/008:20:140
2531499121,10cyclictest0-21swapper/008:55:120
2531499121,10cyclictest0-21swapper/008:25:150
2531499121,10cyclictest0-21swapper/008:10:110
2531499121,10cyclictest0-21swapper/007:35:140
2531499120,11cyclictest0-21swapper/008:34:370
2531799119,1cyclictest32008-21tune2fs07:20:153
2531799119,1cyclictest0-21swapper/308:55:133
2531799118,2cyclictest0-21swapper/307:30:103
2531799110,2cyclictest0-21swapper/308:05:153
2531799110,2cyclictest0-21swapper/308:00:143
2531799110,10cyclictest0-21swapper/308:50:153
2531699119,1cyclictest0-21swapper/208:00:152
2531699119,1cyclictest0-21swapper/207:50:152
2531699110,2cyclictest0-21swapper/208:50:142
2531699110,2cyclictest0-21swapper/207:20:142
2531699110,10cyclictest0-21swapper/208:55:152
2531699110,10cyclictest0-21swapper/208:32:232
2531699110,10cyclictest0-21swapper/208:25:162
2531699110,10cyclictest0-21swapper/208:10:132
2531699110,10cyclictest0-21swapper/207:30:122
2531699110,10cyclictest0-21swapper/207:10:142
2531599119,1cyclictest4983-21fschecks_time07:30:121
2531599118,2cyclictest0-21swapper/108:10:131
2531599118,2cyclictest0-21swapper/107:35:141
2531599110,2cyclictest0-21swapper/108:45:191
2531599110,11cyclictest0-21swapper/108:34:181
2531599110,10cyclictest9688-21apache_volume07:40:121
2531599110,10cyclictest17413-21apache_volume08:55:131
2531599110,10cyclictest0-21swapper/109:05:161
2531599110,10cyclictest0-21swapper/108:25:131
2531599110,10cyclictest0-21swapper/108:05:221
2531499119,1cyclictest0-21swapper/007:25:150
2531499119,1cyclictest0-21swapper/007:15:160
2531499118,2cyclictest0-21swapper/008:15:170
2531499118,2cyclictest0-21swapper/007:50:160
2531499110,8cyclictest0-21swapper/008:05:130
2531499110,2cyclictest0-21swapper/007:45:120
2531499110,10cyclictest0-21swapper/008:41:070
2531799100,9cyclictest29068-21fschecks_time08:15:163
2531799100,9cyclictest20874-21perl09:00:143
2531799100,9cyclictest0-21swapper/309:10:003
2531799100,9cyclictest0-21swapper/307:55:233
2531799100,1cyclictest9843-21diskstats08:40:153
2531799100,1cyclictest4059-21apache_volume08:30:113
2531799100,1cyclictest0-21swapper/308:20:133
2531699109,1cyclictest0-21swapper/208:42:502
2531699108,1cyclictest12793-21df_inode07:45:132
2531699100,9cyclictest12069-21apache_volume08:45:102
2531699100,9cyclictest0-21swapper/207:35:232
2531699100,1cyclictest31737-21perl08:20:152
2531599109,1cyclictest0-21swapper/108:16:171
2531599108,1cyclictest12699-21cstates07:45:131
2531599100,9cyclictest31102-21apache_volume08:20:131
2531599100,9cyclictest18069-21cat07:55:141
2531599100,9cyclictest0-21swapper/108:50:231
2531599100,1cyclictest0-21swapper/107:50:151
2531599100,10cyclictest0-21swapper/108:40:481
2531499108,1cyclictest0-21swapper/007:10:140
253179990,9cyclictest0-21swapper/307:45:123
253169998,1cyclictest0-21swapper/207:40:472
253159998,1cyclictest0-21swapper/107:20:161
253149990,8cyclictest0-21swapper/008:50:110
253149990,2cyclictest0-21swapper/007:20:220
253179988,0cyclictest0-21swapper/307:10:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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