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2026-03-07 - 14:34
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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 all highest latencies:
System rack2slot0.osadl.org (updated Sat Mar 07, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
157902920,0sleep10-21swapper/109:32:121
84062910,2sleep13042899cyclictest11:03:571
195452910,2sleep23043599cyclictest09:27:242
132322770,2sleep03042399cyclictest10:58:500
278352730,0sleep00-21swapper/012:08:510
38282630,1sleep2321ktimersoftd/211:50:152
119272590,0sleep00-21swapper/009:52:330
165542580,0sleep00-21swapper/012:13:250
72572560,1sleep27253-21bash12:04:212
47112560,0sleep30-21swapper/311:28:213
71922550,0sleep30-21swapper/310:39:063
124882550,0sleep312487-21sshd11:06:593
124882550,0sleep312487-21sshd11:06:583
234662540,0sleep30-21swapper/309:43:283
318682520,0sleep2311rcuc/211:33:252
194922520,0sleep20-21swapper/210:51:032
320022510,0sleep30-21swapper/311:22:243
23672510,0sleep32363-21lspci10:44:113
74222500,1sleep1231rcuc/111:45:061
60242500,0sleep0101ktimersoftd/010:52:410
325932500,0sleep00-21swapper/010:41:110
309182500,0sleep20-21swapper/210:38:212
271322500,0sleep10-21swapper/111:55:031
236102500,0sleep0111rcuc/010:04:150
11432500,1sleep1241ktimersoftd/109:44:341
75622490,0sleep20-21swapper/211:17:352
235712490,0sleep20-21swapper/211:43:432
132762490,0sleep00-21swapper/011:56:340
116002490,0sleep20-21swapper/212:12:592
207372470,0sleep20-21swapper/211:07:422
207372470,0sleep20-21swapper/211:07:412
3009724540,3sleep00-21swapper/007:07:170
167742430,2sleep23043599cyclictest10:42:382
128862360,1sleep23043599cyclictest12:32:202
92072350,0sleep10-21swapper/110:02:391
3002923222,6sleep10-21swapper/107:06:261
300942297,7sleep20-21swapper/207:07:152
48482220,1sleep24842-21bash12:28:562
37352220,0sleep30-21swapper/311:47:313
3010522211,7sleep30-21swapper/307:07:243
323912170,0sleep00-21swapper/011:00:230
296132170,0sleep2311rcuc/209:12:222
79882160,0sleep10-21swapper/112:34:441
30435991615,0cyclictest321ktimersoftd/210:26:032
203902160,0sleep00-21swapper/011:07:400
203902160,0sleep00-21swapper/011:07:390
41442150,1sleep125-21ksoftirqd/109:51:421
40762150,0sleep04079-21timerandwakeup07:20:250
30435991514,0cyclictest22662-21lspci11:27:062
107422150,0sleep30-21swapper/309:35:103
83552140,0sleep20-21swapper/208:50:202
3043599142,1cyclictest710-21NetworkManager10:19:082
30435991414,0cyclictest321ktimersoftd/210:09:502
30435991413,0cyclictest5224-21lspci10:47:082
30435991413,0cyclictest17787-21lspci12:21:442
242052140,0sleep00-21swapper/009:33:080
240112140,0sleep00-21swapper/010:45:570
212732140,0sleep30-21swapper/311:32:303
179582140,0sleep01-21systemd12:24:330
162042140,0sleep00-21swapper/011:12:480
325872130,0sleep00-21swapper/011:19:450
3044099130,12cyclictest75750irq/24-eno1-rx-12:38:103
3044099130,12cyclictest660-21avahi-daemon11:03:193
30428991311,1cyclictest0-21swapper/110:52:111
30428991311,1cyclictest0-21swapper/110:26:211
3042899130,1cyclictest27239-21lspci10:21:321
3042399131,1cyclictest620-17auditd10:23:250
81082120,0sleep00-21swapper/009:19:580
81082120,0sleep00-21swapper/009:19:570
70542120,0sleep37056-21sshd12:23:373
3044099120,1cyclictest16981-21latency_hist07:55:003
30435991211,0cyclictest5583-21lspci11:55:532
3043599120,1cyclictest30847-21bash11:22:182
30428991210,1cyclictest1-21systemd09:23:111
3042899120,11cyclictest0-21swapper/110:46:421
30423991210,1cyclictest0-21swapper/012:28:350
3042399120,11cyclictest7739-21lspci12:37:250
3042399120,11cyclictest0-21swapper/009:40:140
3044099110,10cyclictest0-21swapper/312:28:093
3044099110,10cyclictest0-21swapper/311:51:593
3044099110,10cyclictest0-21swapper/311:41:503
3044099110,10cyclictest0-21swapper/310:53:593
3043599119,1cyclictest642-21systemd-logind10:13:582
3043599111,1cyclictest33-21ksoftirqd/211:14:052
30435991110,0cyclictest17224-21lspci10:03:322
3043599110,10cyclictest0-21swapper/209:50:082
3043599110,0cyclictest0-21swapper/209:47:082
3043599110,0cyclictest0-21swapper/208:55:192
30428991110,0cyclictest0-21swapper/112:29:211
3042399119,1cyclictest25555-21sshd11:49:250
3042399110,10cyclictest0-21swapper/011:20:350
3042399110,0cyclictest31317-21strings07:10:140
141662110,0sleep20-21swapper/212:18:422
131632110,0sleep10-21swapper/109:56:081
3044099109,0cyclictest0-21swapper/310:27:493
3044099109,0cyclictest0-21swapper/309:22:493
3044099109,0cyclictest0-21swapper/308:05:193
3044099109,0cyclictest0-21swapper/307:25:203
3044099108,1cyclictest3312-21sshd12:34:203
3044099108,1cyclictest32440-21sshd11:36:093
3044099108,1cyclictest11034-21sshd10:55:503
3044099100,0cyclictest0-21swapper/312:19:393
3044099100,0cyclictest0-21swapper/311:59:503
3043599109,0cyclictest0-21swapper/209:44:092
3043599103,1cyclictest33-21ksoftirqd/211:35:432
3043599103,1cyclictest33-21ksoftirqd/210:22:582
3043599101,3cyclictest33-21ksoftirqd/211:04:232
3043599101,1cyclictest121rcu_preempt11:45:022
3043599100,0cyclictest0-21swapper/210:32:092
3043599100,0cyclictest0-21swapper/209:30:092
3043599100,0cyclictest0-21swapper/209:16:392
3043599100,0cyclictest0-21swapper/209:16:382
3042899109,0cyclictest0-21swapper/112:22:021
3042899109,0cyclictest0-21swapper/111:29:211
3042899109,0cyclictest0-21swapper/110:31:111
3042899109,0cyclictest0-21swapper/110:06:421
3042899109,0cyclictest0-21swapper/109:39:011
3042899109,0cyclictest0-21swapper/109:06:211
3042899109,0cyclictest0-21swapper/109:00:011
3042899108,1cyclictest31418-21grepconf.sh09:12:421
3042899108,1cyclictest10120-21bash10:44:511
3042399109,0cyclictest0-21swapper/008:50:540
3042399109,0cyclictest0-21swapper/007:54:540
3042399108,1cyclictest674-21dbus-daemon11:40:440
3042399100,0cyclictest0-21swapper/011:36:350
3042399100,0cyclictest0-21swapper/010:33:040
3042399100,0cyclictest0-21swapper/008:04:540
11022100,1sleep3401ktimersoftd/310:24:533
304409998,0cyclictest0-21swapper/309:59:593
304409998,0cyclictest0-21swapper/309:25:503
304409997,1cyclictest12532-21bash11:15:163
304409996,2cyclictest660-21avahi-daemon12:06:403
304359998,0cyclictest0-21swapper/209:36:582
304359997,1cyclictest33-21ksoftirqd/212:35:212
304359997,1cyclictest33-21ksoftirqd/210:58:462
304359997,1cyclictest33-21ksoftirqd/209:55:452
304359993,3cyclictest674-21dbus-daemon12:05:592
304289998,0cyclictest0-21swapper/111:20:121
304289998,0cyclictest0-21swapper/110:59:311
304289998,0cyclictest0-21swapper/109:26:111
304289990,0cyclictest121rcu_preempt10:38:081
304239998,0cyclictest0-21swapper/010:08:140
304239998,0cyclictest0-21swapper/009:55:150
304239998,0cyclictest0-21swapper/009:08:540
304239998,0cyclictest0-21swapper/007:45:140
304239997,1cyclictest8081-21sshd10:16:240
304239997,1cyclictest11936-21id09:38:440
304239990,0cyclictest0-21swapper/009:27:240
304239990,0cyclictest0-21swapper/007:55:550
22136290,1sleep322138-21bash09:46:433
19203290,0sleep20-21swapper/209:21:432
1701290,0sleep30-21swapper/312:14:553
304409986,1cyclictest41-21ksoftirqd/312:00:223
304409986,1cyclictest41-21ksoftirqd/310:30:113
304409986,1cyclictest21299-21lspci11:10:253
304409985,2cyclictest660-21avahi-daemon10:14:323
304409985,2cyclictest660-21avahi-daemon10:07:193
304409985,2cyclictest660-21avahi-daemon10:01:393
304409985,2cyclictest660-21avahi-daemon09:50:213
304409985,2cyclictest660-21avahi-daemon09:10:543
304359987,0cyclictest0-21swapper/207:27:282
304289987,0cyclictest0-21swapper/111:32:021
304289987,0cyclictest0-21swapper/108:05:321
304289986,1cyclictest32482-21lspci12:06:261
304289986,1cyclictest28399-21sshd11:13:511
304289986,1cyclictest1-21systemd10:13:021
304289985,2cyclictest674-21dbus-daemon11:42:121
304289985,2cyclictest660-21avahi-daemon12:02:041
304289985,2cyclictest660-21avahi-daemon11:50:391
304289985,2cyclictest660-21avahi-daemon11:19:191
304289984,3cyclictest660-21avahi-daemon12:18:431
304289984,3cyclictest660-21avahi-daemon11:06:011
304289984,3cyclictest660-21avahi-daemon11:06:001
304289984,2cyclictest24232-21sshd12:11:161
304239987,0cyclictest0-21swapper/010:13:050
304239986,1cyclictest8125-21bash10:25:210
304239986,1cyclictest21185-21lspci12:33:040
304239985,2cyclictest660-21avahi-daemon11:33:070
304239985,2cyclictest660-21avahi-daemon10:36:010
304239985,2cyclictest642-21systemd-logind12:03:320
304239980,4cyclictest26334-21munin-run11:54:590
304409976,0cyclictest0-21swapper/308:05:003
304409975,1cyclictest660-21avahi-daemon10:17:033
304409975,1cyclictest660-21avahi-daemon09:33:233
304409974,2cyclictest660-21avahi-daemon10:45:403
304409974,2cyclictest660-21avahi-daemon09:16:513
304409974,2cyclictest660-21avahi-daemon09:16:503
304409970,6cyclictest2631-21chrt08:36:593
304359977,0cyclictest321ktimersoftd/208:49:312
304359977,0cyclictest321ktimersoftd/208:33:382
304359977,0cyclictest321ktimersoftd/207:56:182
304359977,0cyclictest321ktimersoftd/207:46:162
304359977,0cyclictest321ktimersoftd/207:44:172
304359977,0cyclictest321ktimersoftd/207:16:502
304359977,0cyclictest321ktimersoftd/207:16:492
304359975,1cyclictest33-21ksoftirqd/208:10:002
304289975,1cyclictest660-21avahi-daemon10:16:091
304289975,1cyclictest5908-21lspci09:19:341
304289975,1cyclictest5908-21lspci09:19:331
304289975,1cyclictest24101-21sshd11:35:251
304289975,1cyclictest15495-21hwlatdetect07:50:121
304289974,2cyclictest699-21gdbus09:47:431
304289973,2cyclictest649-21polkitd12:35:111
304239975,1cyclictest660-21avahi-daemon11:25:040
304239975,1cyclictest660-21avahi-daemon09:45:020
304239975,1cyclictest660-21avahi-daemon09:24:340
304239975,1cyclictest660-21avahi-daemon09:10:070
304239975,1cyclictest3689-21sshd12:15:050
304409965,0cyclictest0-21swapper/308:50:093
304409965,0cyclictest0-21swapper/307:24:593
304409963,2cyclictest1002-21snmpd09:08:543
304409963,2cyclictest1002-21snmpd08:45:103
304409963,2cyclictest1002-21snmpd07:38:213
304409963,2cyclictest1002-21snmpd07:30:473
304409960,5cyclictest0-21swapper/308:59:003
304359966,0cyclictest321ktimersoftd/209:05:252
304359966,0cyclictest321ktimersoftd/208:17:342
304359966,0cyclictest321ktimersoftd/208:01:102
304359966,0cyclictest321ktimersoftd/207:37:152
304359966,0cyclictest321ktimersoftd/207:12:182
304359960,5cyclictest0-21swapper/209:04:482
304289965,0cyclictest0-21swapper/108:56:521
304289965,0cyclictest0-21swapper/107:43:521
304289964,1cyclictest6506-21head08:45:221
304289963,2cyclictest674-21dbus-daemon08:29:591
304239966,0cyclictest4943-21kworker/0:208:47:250
304239965,0cyclictest0-21swapper/009:02:140
304239965,0cyclictest0-21swapper/008:56:150
304239965,0cyclictest0-21swapper/008:40:540
304239965,0cyclictest0-21swapper/007:44:550
304239963,2cyclictest1002-21snmpd07:36:560
304239963,2cyclictest1002-21snmpd07:17:170
304239963,2cyclictest1002-21snmpd07:17:160
304409953,1cyclictest75750irq/24-eno1-rx-08:15:193
304409953,1cyclictest29682-21grep08:25:133
304409953,1cyclictest13554-21cat07:45:153
304409953,1cyclictest1002-21snmpd09:01:023
304409953,1cyclictest1002-21snmpd08:32:083
304409953,1cyclictest1002-21snmpd08:23:513
304409953,1cyclictest1002-21snmpd07:10:013
304409952,2cyclictest674-21dbus-daemon08:40:013
304409952,2cyclictest674-21dbus-daemon07:19:563
304409952,2cyclictest674-21dbus-daemon07:19:553
304409952,2cyclictest1002-21snmpd07:41:113
304409950,0cyclictest0-21swapper/307:57:193
304359953,1cyclictest660-21avahi-daemon08:20:152
304359953,1cyclictest3207-21tr08:40:112
304359953,1cyclictest1705-21sendmail08:35:212
304359953,1cyclictest1002-21snmpd08:25:362
304359953,1cyclictest1002-21snmpd07:52:002
304359953,1cyclictest1002-21snmpd07:20:492
304359952,2cyclictest1002-21snmpd08:13:122
304289953,1cyclictest1551-21cat08:35:131
304289953,1cyclictest1015-21runrttasks07:35:051
304289953,1cyclictest1002-21snmpd08:33:171
304289953,1cyclictest1002-21snmpd08:20:371
304289953,1cyclictest1002-21snmpd08:16:551
304289953,1cyclictest1002-21snmpd07:58:261
304289953,1cyclictest1002-21snmpd07:45:021
304289953,1cyclictest1002-21snmpd07:34:231
304289953,1cyclictest1002-21snmpd07:26:241
304289953,1cyclictest1002-21snmpd07:23:461
304289953,1cyclictest1002-21snmpd07:15:051
304289953,1cyclictest1002-21snmpd07:15:041
304289952,2cyclictest674-21dbus-daemon07:59:591
304289952,2cyclictest1002-21snmpd07:11:311
304289950,1cyclictest0-21swapper/108:50:131
304239953,1cyclictest27795-21mii-tool08:20:150
304239953,1cyclictest25771-21cat08:15:120
304239953,1cyclictest21596-21hddtemp_smartct08:05:140
304239953,1cyclictest1002-21snmpd08:35:070
304239953,1cyclictest1002-21snmpd08:32:230
304239953,1cyclictest1002-21snmpd07:31:080
304239953,1cyclictest1002-21snmpd07:25:300
304239952,2cyclictest30377-21gunzip08:25:180
304409942,1cyclictest23701-21cat08:10:133
304359942,1cyclictest7586-21wc07:30:142
304289942,1cyclictest75850irq/25-eno1-tx-08:10:111
304289942,1cyclictest3162-21cpu08:40:101
304239942,1cyclictest23616-21cut08:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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