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2026-07-08 - 11:09
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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 rackaslot0.osadl.org (updated Wed Jul 08, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
221052930,1sleep3191699cyclictest23:09:483
307262840,0sleep10-21swapper/122:30:441
3672650,0sleep2347-21sshd23:53:152
110892630,1sleep119-21rcuc/123:14:311
35532620,0sleep20-21swapper/200:38:532
23982620,0sleep22367-21sshd21:20:332
144422590,1sleep014423-21sshd21:35:420
114812590,0sleep30-21swapper/323:14:323
57232570,2sleep2191299cyclictest21:12:272
67652550,1sleep21734-21runrttasks22:14:382
54862550,0sleep30-21swapper/321:20:503
188352550,3sleep318817-21sshd23:00:543
53502540,1sleep00-21swapper/023:47:590
41982540,0sleep00-21swapper/000:13:230
327212540,0sleep3381ktimersoftd/300:01:413
284162540,0sleep028413-21sshd21:53:570
139125422,7sleep20-21swapper/219:08:532
293662530,1sleep30-21swapper/321:45:263
23982530,1sleep22386-21sshd21:54:302
189372530,0sleep118934-21sshd22:21:141
309502520,0sleep20-21swapper/222:39:222
247152520,0sleep00-21swapper/023:24:110
148682520,1sleep314862-21sshd23:23:183
307622510,1sleep330759-21sshd21:34:243
7262500,0sleep29036-21diskmemload00:18:462
53092500,0sleep00-21swapper/023:16:460
23922500,0sleep22387-21sshd22:42:302
163252500,0sleep30-21swapper/322:46:323
110325027,9sleep30-21swapper/319:07:293
94824923,8sleep10-21swapper/119:06:421
65402490,0sleep00-21swapper/022:40:040
42332490,0sleep19036-21diskmemload00:24:451
250342490,0sleep21734-21runrttasks22:21:472
103352490,0sleep00-21swapper/022:57:230
99182480,0sleep10-21swapper/123:59:461
173222480,1sleep2191299cyclictest00:08:522
131124825,19sleep00-21swapper/019:08:310
294972470,0sleep00-21swapper/000:29:500
241092470,1sleep124093-21sshd00:17:561
129882470,1sleep112989-21sshd23:23:081
24622460,1sleep00-21swapper/000:16:000
224072460,1sleep122405-21sshd23:26:441
176702460,0sleep10-21swapper/122:40:571
150132460,0sleep00-21swapper/021:13:190
242112450,2sleep2191299cyclictest21:56:192
11482390,0sleep10-21swapper/100:10:151
1904992221,1cyclictest28394-21sshd00:24:020
1907992119,1cyclictest8885-21sshd21:18:231
1907992119,1cyclictest8885-21sshd21:18:231
146752200,0sleep20-21swapper/222:46:232
198292190,1sleep20-21swapper/223:49:172
1916991916,2cyclictest0-21swapper/321:18:233
1916991916,2cyclictest0-21swapper/321:18:233
190499178,4cyclictest0-21swapper/023:01:520
1904991710,4cyclictest0-21swapper/021:29:110
190499170,15cyclictest0-21swapper/023:57:260
56072160,0sleep10-21swapper/100:39:051
308412160,1sleep10-21swapper/123:19:041
191299162,11cyclictest23108-21sshd23:40:572
190499168,4cyclictest31995-21sshd22:47:570
190499168,2cyclictest0-21swapper/023:30:200
190499167,7cyclictest4993-21sshd21:40:290
190499160,4cyclictest0-21swapper/021:47:220
190499160,12cyclictest3043-21sshd22:03:000
190499160,12cyclictest0-21swapper/000:34:450
190499160,11cyclictest0-21swapper/023:35:370
190499160,11cyclictest0-21swapper/023:35:370
17462160,1sleep30-21swapper/320:55:343
16822160,0sleep337-21rcuc/321:29:033
259402150,1sleep30-21swapper/323:49:513
191699150,14cyclictest0-21swapper/321:50:503
191299150,2cyclictest14889-21sshd23:28:582
191299150,1cyclictest21225-21sshd21:19:302
191299150,1cyclictest21225-21sshd21:19:302
190799150,14cyclictest0-21swapper/100:04:091
190499159,3cyclictest0-21swapper/022:31:580
190499158,3cyclictest770-21sshd22:05:320
190499158,3cyclictest29671-21sshd22:50:300
190499158,3cyclictest21217-21sshd22:35:320
190499158,3cyclictest0-21swapper/023:14:170
190499158,3cyclictest0-21swapper/000:01:460
190499158,2cyclictest0-21swapper/023:27:160
190499158,2cyclictest0-21swapper/022:25:030
190499157,4cyclictest0-21swapper/021:21:130
190499154,10cyclictest0-21swapper/023:41:580
190499153,2cyclictest19988-21kworker/0:020:44:510
190499150,12cyclictest29866-21sshd21:59:440
190499150,12cyclictest0-21swapper/022:11:100
190499150,12cyclictest0-21swapper/000:06:360
190499150,11cyclictest0-21swapper/023:05:430
190499150,11cyclictest0-21swapper/022:20:060
71212140,0sleep10-21swapper/121:43:361
198922140,0sleep30-21swapper/322:52:333
191699140,1cyclictest0-21swapper/300:38:053
191699140,13cyclictest0-21swapper/321:10:213
191699140,13cyclictest0-21swapper/300:24:473
191299148,2cyclictest26111-21bash22:05:032
191299148,1cyclictest818-21bash00:30:092
1912991412,1cyclictest9779-21sshd22:03:362
191299141,1cyclictest7736-21sshd23:59:352
191299140,2cyclictest31013-21sshd00:12:532
191299140,2cyclictest29856-21cp23:10:222
191299140,2cyclictest28595-21sshd21:48:192
191299140,2cyclictest22211-21sshd23:15:232
191299140,2cyclictest1962-21sshd00:21:382
191299140,1cyclictest0-21swapper/221:43:132
191299140,10cyclictest26008-21bash23:38:272
191299140,10cyclictest26008-21bash23:38:272
191299140,10cyclictest16714-21sshd22:32:232
191299140,10cyclictest13318-21sshd21:35:352
191299140,10cyclictest0-21swapper/222:18:092
190799149,4cyclictest0-21swapper/123:34:531
190799149,4cyclictest0-21swapper/100:08:001
190799140,13cyclictest0-21swapper/121:46:511
190499146,8cyclictest19988-21kworker/0:020:57:150
190499140,3cyclictest0-21swapper/023:51:220
190499140,3cyclictest0-21swapper/022:15:550
190499140,2cyclictest23042-21sshd21:30:490
190499140,11cyclictest4370-21sshd00:36:030
190499140,10cyclictest2017-21sshd21:15:020
190499140,10cyclictest2017-21sshd21:15:020
145812140,1sleep314573-21sshd22:57:463
40842130,0sleep20-21swapper/223:02:302
191699138,4cyclictest0-21swapper/322:11:533
191699138,1cyclictest0-21swapper/321:35:413
1916991311,1cyclictest7789-21apache_accesses22:40:113
1916991311,1cyclictest2186-21sshd22:22:393
191699130,4cyclictest28493-21bash23:52:513
191699130,12cyclictest3835-21sshd00:07:403
191699130,12cyclictest3308-21cp23:39:193
191699130,12cyclictest3308-21cp23:39:193
191699130,12cyclictest1510-21nfsd00:16:053
191699130,12cyclictest0-21swapper/323:55:053
191699130,12cyclictest0-21swapper/323:26:253
191699130,12cyclictest0-21swapper/322:31:003
191699130,12cyclictest0-21swapper/322:27:253
191299138,1cyclictest20589-21bash00:00:342
191299137,1cyclictest0-21swapper/223:21:512
191299131,9cyclictest0-21swapper/221:30:592
191299130,9cyclictest14383-21sshd00:25:312
191299130,2cyclictest27437-21sshd23:32:532
191299130,1cyclictest31019-21sshd22:25:132
191299130,1cyclictest0-21swapper/222:55:312
191299130,1cyclictest0-21swapper/222:50:412
191299130,12cyclictest1032-21bash21:26:062
191299130,10cyclictest14092-21cp23:06:102
190799139,1cyclictest0-21swapper/122:56:111
190799138,1cyclictest9057-21sshd22:51:341
190799138,1cyclictest1596-21sshd22:25:451
1907991311,1cyclictest17744-21sshd00:34:281
190799130,4cyclictest9358-21sshd21:32:301
190799130,4cyclictest24989-21sshd21:14:121
190799130,12cyclictest0-21swapper/123:02:541
190799130,12cyclictest0-21swapper/122:49:431
190799130,12cyclictest0-21swapper/122:08:191
190799130,12cyclictest0-21swapper/121:52:391
190799130,12cyclictest0-21swapper/121:20:561
190499137,1cyclictest19988-21kworker/0:020:11:370
191699129,2cyclictest0-21swapper/321:40:353
191699127,4cyclictest31801-21sshd00:30:013
1916991211,1cyclictest17530-21sshd21:55:423
1916991210,1cyclictest7483-21id22:00:283
1916991210,1cyclictest26732-21cat20:45:013
1916991210,1cyclictest23285-21sshd23:40:583
191699120,12cyclictest0-21swapper/300:25:073
191699120,11cyclictest15899-21sshd23:17:433
191699120,11cyclictest12421-21bash23:31:313
191699120,11cyclictest0-21swapper/322:36:243
191699120,11cyclictest0-21swapper/300:10:353
190799129,2cyclictest0-21swapper/123:37:151
190799129,2cyclictest0-21swapper/123:37:151
190799129,2cyclictest0-21swapper/122:00:411
190799129,2cyclictest0-21swapper/121:56:241
190799129,2cyclictest0-21swapper/120:15:151
190799127,4cyclictest25932-21sshd22:16:121
190799121,2cyclictest0-21swapper/122:35:351
190799121,10cyclictest0-21swapper/122:11:051
190799121,10cyclictest0-21swapper/121:26:561
190799121,10cyclictest0-21swapper/100:25:141
1907991210,1cyclictest4253-21sshd23:45:051
190799120,3cyclictest705-21sshd23:50:221
190799120,11cyclictest11842-21sshd21:35:281
190799120,11cyclictest0-21swapper/123:40:071
190799120,11cyclictest0-21swapper/123:05:301
190499125,4cyclictest0-21swapper/020:30:120
190499125,1cyclictest19988-21kworker/0:019:45:190
190499121,2cyclictest0-21swapper/019:15:010
190499120,5cyclictest0-21swapper/020:20:140
191699119,2cyclictest0-21swapper/322:05:083
191699119,2cyclictest0-21swapper/320:05:123
191699119,2cyclictest0-21swapper/319:30:123
191699118,2cyclictest0-21swapper/319:50:143
191699110,11cyclictest0-21swapper/322:19:233
191699110,10cyclictest0-21swapper/320:50:113
191699110,10cyclictest0-21swapper/320:20:153
191299110,1cyclictest0-21swapper/220:00:272
191299110,11cyclictest0-21swapper/219:39:262
191299110,10cyclictest0-21swapper/221:05:132
191299110,10cyclictest0-21swapper/219:30:142
190799119,1cyclictest0-21swapper/120:35:151
1907991110,1cyclictest0-21swapper/120:21:381
190799110,11cyclictest0-21swapper/119:35:241
190799110,11cyclictest0-21swapper/119:10:521
190799110,10cyclictest9371-21perl19:20:151
190799110,10cyclictest9371-21perl19:20:151
190799110,10cyclictest704-21diskstats20:55:141
190799110,10cyclictest2998-21apache_volume20:05:121
190799110,10cyclictest24256-21diskstats20:40:141
190499119,1cyclictest0-21swapper/020:45:130
190499113,4cyclictest0-21swapper/020:50:180
190499110,7cyclictest0-21swapper/020:25:130
190499110,10cyclictest0-21swapper/021:05:130
191699108,2cyclictest0-21swapper/319:35:153
191699100,9cyclictest9379-21fw_conntrack19:20:153
191699100,9cyclictest9379-21fw_conntrack19:20:153
191699100,9cyclictest9256-21latency_hist21:10:003
191699100,9cyclictest21189-21cut19:40:143
191699100,9cyclictest12340-21grep19:25:153
191699100,9cyclictest0-21swapper/321:00:133
191699100,9cyclictest0-21swapper/319:55:153
191699100,9cyclictest0-21swapper/319:15:013
191299109,1cyclictest0-21swapper/220:28:552
191299108,1cyclictest5023-21diskstats19:15:012
191299100,9cyclictest0-21swapper/220:15:162
191299100,9cyclictest0-21swapper/220:10:132
191299100,9cyclictest0-21swapper/219:55:152
191299100,9cyclictest0-21swapper/219:20:152
191299100,9cyclictest0-21swapper/219:20:152
191299100,1cyclictest0-21swapper/220:31:072
191299100,1cyclictest0-21swapper/219:50:132
191299100,10cyclictest0-21swapper/220:54:352
190799109,1cyclictest0-21swapper/121:08:131
190799109,1cyclictest0-21swapper/121:03:341
190799109,1cyclictest0-21swapper/120:32:051
190799109,1cyclictest0-21swapper/120:00:291
190799100,9cyclictest29758-21apache_volume20:50:111
190799100,9cyclictest0-21swapper/120:45:141
190799100,9cyclictest0-21swapper/119:55:161
190799100,9cyclictest0-21swapper/119:15:001
190799100,1cyclictest27086-21lockdev19:50:131
190799100,1cyclictest0-21swapper/119:25:151
190799100,10cyclictest0-21swapper/120:26:371
190799100,10cyclictest0-21swapper/120:12:411
190799100,10cyclictest0-21swapper/119:40:131
190499108,1cyclictest0-21swapper/019:50:130
190499108,1cyclictest0-21swapper/019:30:140
190499104,2cyclictest19988-21kworker/0:019:27:110
190499100,9cyclictest30196-21conntrack19:55:160
190499100,9cyclictest0-21swapper/020:35:140
190499100,9cyclictest0-21swapper/019:40:130
190499100,1cyclictest374-21diskstats20:00:120
190499100,1cyclictest0-21swapper/020:15:150
190499100,10cyclictest0-21swapper/019:37:580
19169998,1cyclictest0-21swapper/320:45:153
19169997,1cyclictest9383-21diskstats20:15:163
19169997,1cyclictest0-21swapper/320:35:163
19129998,1cyclictest0-21swapper/220:45:122
19129998,1cyclictest0-21swapper/220:40:142
19129990,9cyclictest0-21swapper/220:35:122
19129990,9cyclictest0-21swapper/220:20:142
19129990,1cyclictest0-21swapper/219:40:132
19079998,1cyclictest0-21swapper/119:48:311
19079997,1cyclictest14557-21apache_volume19:30:121
19049998,1cyclictest3794-21smartctl20:05:150
19049998,1cyclictest0-21swapper/021:00:160
19049996,3cyclictest19988-21kworker/0:019:24:470
19049996,3cyclictest19988-21kworker/0:019:24:470
19049990,6cyclictest3255-21ntp_states19:10:190
19169986,1cyclictest0-21swapper/320:30:173
19169985,2cyclictest0-21swapper/320:25:133
19169980,8cyclictest0-21swapper/319:10:403
19169980,0cyclictest0-21swapper/320:10:173
19129987,1cyclictest0-21swapper/221:01:192
19129987,1cyclictest0-21swapper/220:58:392
19129985,1cyclictest30-21ksoftirqd/219:25:122
19169970,6cyclictest0-21swapper/319:45:133
19129977,0cyclictest24237-21fschecks_time19:45:162
19129976,1cyclictest0-21swapper/220:05:342
19169960,1cyclictest0-21swapper/320:00:023
19129960,2cyclictest2063-21wget19:10:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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