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2026-05-17 - 18:41
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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 rack2slot0.osadl.org (updated Sun May 17, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
56142960,0sleep00-21swapper/011:34:040
254552940,0sleep20-21swapper/210:01:252
192112850,0sleep119075-21sshd11:01:521
275252810,0sleep20-21swapper/209:58:532
191462760,0sleep00-21swapper/011:43:330
89102580,0sleep10-21swapper/112:02:081
264462570,0sleep20-21swapper/210:23:442
217712570,0sleep00-21swapper/012:03:160
38182540,0sleep10-21swapper/110:55:031
38182540,0sleep10-21swapper/110:55:031
137062530,0sleep30-21swapper/311:40:173
133582530,0sleep30-21swapper/310:58:393
133582530,0sleep30-21swapper/310:58:383
33692520,0sleep20-21swapper/210:27:172
281452520,0sleep2311rcuc/209:47:512
305322510,0sleep20-21swapper/211:05:342
302892510,0sleep30-21swapper/312:15:083
52402500,0sleep30-21swapper/309:59:463
48902500,0sleep34883-21lspci11:08:593
447425039,7sleep00-21swapper/007:09:490
39512490,0sleep20-21swapper/210:52:162
22002490,0sleep00-21swapper/011:55:590
195502490,0sleep30-21swapper/310:06:273
84542480,0sleep00-21swapper/010:19:260
115852480,0sleep00-21swapper/011:45:380
86702470,1sleep28657-21sshd12:10:232
85412470,0sleep00-21swapper/010:44:250
273802470,0sleep20-21swapper/209:53:202
150782470,1sleep015072-21lspci10:14:250
41312410,2sleep0459299cyclictest09:23:310
117742370,2sleep1459999cyclictest11:45:381
292922350,0sleep10-21swapper/109:10:371
41962328,7sleep30-21swapper/307:06:193
44262319,7sleep20-21swapper/207:09:122
447522412,7sleep10-21swapper/107:09:511
88952210,0sleep00-21swapper/010:33:190
40822210,0sleep00-21swapper/011:20:030
286612210,1sleep228660-21bash11:16:312
183642180,1sleep21026-21sshd09:29:142
183642180,1sleep21026-21sshd09:29:132
109672180,0sleep210968-21sshd10:11:142
282892170,0sleep30-21swapper/312:09:233
256572170,1sleep125652-21bash11:21:511
172582170,0sleep10-21swapper/110:17:221
51522160,1sleep3391rcuc/311:11:443
174872160,0sleep00-21swapper/012:36:200
321912150,2sleep0459299cyclictest09:19:010
266782150,1sleep329977-21packagekitd09:42:123
55292140,0sleep00-21swapper/011:25:390
4609991412,1cyclictest10873-21lspci12:30:123
460999140,12cyclictest674-21dbus-daemon11:03:413
460499140,13cyclictest1-21systemd12:16:452
4592991413,0cyclictest29136-21lspci10:01:450
33282140,0sleep30-21swapper/310:32:513
151792140,0sleep1231rcuc/110:33:531
149532140,0sleep10-21swapper/112:27:441
133952140,0sleep3391rcuc/310:28:103
70472130,0sleep30-21swapper/309:31:423
6362130,0sleep30-21swapper/310:49:173
460999130,1cyclictest713-21sshd11:55:533
460999130,12cyclictest0-21swapper/309:10:213
460999130,11cyclictest3719-21sshd12:35:123
308832130,0sleep00-21swapper/009:26:420
308832130,0sleep00-21swapper/009:26:420
217812130,0sleep10-21swapper/109:50:071
147722130,0sleep00-21swapper/009:52:140
121792130,0sleep2311rcuc/209:35:222
81112120,0sleep00-21swapper/011:03:440
4609991210,1cyclictest0-21swapper/312:24:033
4604991210,1cyclictest14979-21bash09:12:552
4604991210,1cyclictest11797-21sshd12:30:152
460499120,1cyclictest0-21swapper/211:54:452
460499120,11cyclictest1422-21grepconf.sh11:55:562
4599991210,1cyclictest622-13audispd12:19:271
4599991210,1cyclictest19538-21lspci10:53:371
459999120,1cyclictest5635-21sshd11:56:171
459999120,11cyclictest26167-21if_eno208:00:171
459299122,1cyclictest9-21ksoftirqd/009:41:550
4592991211,0cyclictest15040-21lspci12:30:290
459299120,11cyclictest6939-21bash10:35:530
459299120,11cyclictest29621-21sshd12:20:330
191832120,0sleep0101ktimersoftd/010:50:460
179312120,0sleep20-21swapper/209:44:152
4609991110,0cyclictest0-21swapper/310:51:113
4609991110,0cyclictest0-21swapper/309:29:523
4609991110,0cyclictest0-21swapper/309:29:513
460999110,1cyclictest32595-21bash10:43:413
4604991110,0cyclictest0-21swapper/209:30:152
460499110,10cyclictest0-21swapper/211:41:352
460499110,10cyclictest0-21swapper/210:48:252
459999119,1cyclictest3206-21sshd09:19:271
459999110,10cyclictest0-21swapper/112:32:571
459999110,10cyclictest0-21swapper/112:12:081
459999110,10cyclictest0-21swapper/111:12:571
459999110,10cyclictest0-21swapper/111:06:081
459999110,10cyclictest0-21swapper/109:49:071
459999110,10cyclictest0-21swapper/109:40:181
459299119,1cyclictest9-21ksoftirqd/009:50:000
459299119,1cyclictest15162-21lspci10:08:530
4592991110,0cyclictest0-21swapper/012:14:230
459299110,1cyclictest21881-21sshd09:58:240
459299110,10cyclictest0-21swapper/011:37:130
460999109,0cyclictest0-21swapper/309:46:513
460999109,0cyclictest0-21swapper/309:18:013
460999108,1cyclictest0-21swapper/312:04:223
460499109,0cyclictest0-21swapper/211:37:152
460499109,0cyclictest0-21swapper/209:18:452
460499109,0cyclictest0-21swapper/208:25:152
460499100,0cyclictest131rcu_sched10:30:202
459999109,0cyclictest0-21swapper/110:40:571
459999109,0cyclictest0-21swapper/110:24:471
459999109,0cyclictest0-21swapper/108:45:571
459999108,1cyclictest22615-21lspci12:36:481
459999100,0cyclictest0-21swapper/107:47:571
459299109,0cyclictest0-21swapper/012:08:130
459299108,1cyclictest0-21swapper/011:06:330
459299108,1cyclictest0-21swapper/010:59:430
459299108,1cyclictest0-21swapper/010:59:430
459299106,1cyclictest9-21ksoftirqd/011:52:160
459299103,1cyclictest9-21ksoftirqd/012:25:160
459299101,1cyclictest9-21ksoftirqd/011:10:260
4592991010,0cyclictest527-40kipmi008:09:300
46099998,0cyclictest0-21swapper/312:10:323
46099998,0cyclictest0-21swapper/308:20:013
46049998,0cyclictest0-21swapper/212:24:052
46049998,0cyclictest0-21swapper/210:56:052
46049998,0cyclictest0-21swapper/210:56:052
46049998,0cyclictest0-21swapper/210:19:152
46049998,0cyclictest0-21swapper/210:09:162
46049998,0cyclictest0-21swapper/208:35:552
45999998,0cyclictest0-21swapper/112:05:571
45999998,0cyclictest0-21swapper/110:07:371
45999997,1cyclictest1120-21lspci11:19:471
45929997,1cyclictest9-21ksoftirqd/011:15:390
45929997,1cyclictest9-21ksoftirqd/010:46:570
45929996,1cyclictest9-21ksoftirqd/012:19:240
45929992,3cyclictest0-21swapper/008:14:590
45929990,5cyclictest27513-21basename08:05:000
25433290,0sleep125434-21/usr/sbin/munin11:30:131
46099987,0cyclictest0-21swapper/310:22:013
46099987,0cyclictest0-21swapper/309:35:413
46099987,0cyclictest0-21swapper/308:50:213
46099986,1cyclictest20010-21bash11:21:213
46099985,2cyclictest660-21avahi-daemon11:47:073
46099985,2cyclictest660-21avahi-daemon11:37:223
46099985,2cyclictest660-21avahi-daemon11:30:203
46099985,2cyclictest660-21avahi-daemon11:16:593
46099985,2cyclictest660-21avahi-daemon10:10:443
46099985,2cyclictest660-21avahi-daemon09:51:063
46099985,2cyclictest11315-21sshd10:36:173
46099984,3cyclictest660-21avahi-daemon11:54:293
46099984,3cyclictest649-21polkitd09:23:033
46099984,1cyclictest674-21dbus-daemon11:25:023
46049986,1cyclictest660-21avahi-daemon10:37:192
46049986,1cyclictest4349-21lspci11:33:592
46049986,1cyclictest20100-21irqstats07:45:152
46049985,2cyclictest660-21avahi-daemon12:29:222
46049985,2cyclictest660-21avahi-daemon11:45:072
46049985,2cyclictest660-21avahi-daemon11:10:562
46049985,2cyclictest660-21avahi-daemon11:01:392
46049980,1cyclictest131rcu_sched11:21:372
45999987,0cyclictest0-21swapper/112:20:371
45999986,1cyclictest25687-21sshd09:58:431
45999985,2cyclictest699-21gdbus11:25:101
45999985,2cyclictest660-21avahi-daemon10:35:131
45999984,3cyclictest699-21gdbus10:02:401
45999984,3cyclictest17013-21lspci11:40:311
45999983,4cyclictest660-21avahi-daemon09:37:581
45999982,4cyclictest6864-21sshd11:50:481
45999980,7cyclictest4548-21sshd10:27:231
45929987,0cyclictest0-21swapper/009:39:130
45929986,1cyclictest9-21ksoftirqd/010:26:180
45929986,1cyclictest9-21ksoftirqd/009:30:170
45929985,2cyclictest649-21polkitd10:20:510
45929980,1cyclictest131rcu_sched09:11:210
46099976,0cyclictest0-21swapper/307:30:513
46099975,1cyclictest660-21avahi-daemon10:15:183
46099974,2cyclictest660-21avahi-daemon12:25:143
46099974,2cyclictest660-21avahi-daemon07:50:003
46099970,6cyclictest0-21swapper/308:11:513
46099970,6cyclictest0-21swapper/307:22:013
46049976,1cyclictest2349-21lspci12:35:062
46049976,0cyclictest0-21swapper/209:00:152
46049976,0cyclictest0-21swapper/208:05:152
46049975,1cyclictest660-21avahi-daemon09:21:082
46049975,1cyclictest10760-21lspci10:41:472
46049974,2cyclictest649-21polkitd12:06:552
46049974,2cyclictest32666-21sshd12:01:232
46049974,1cyclictest649-21polkitd11:25:052
45999975,1cyclictest660-21avahi-daemon09:30:231
45999975,1cyclictest660-21avahi-daemon09:23:341
45999974,2cyclictest660-21avahi-daemon09:25:411
45999974,2cyclictest660-21avahi-daemon09:25:411
45999974,2cyclictest649-21polkitd10:11:171
45999973,1cyclictest0-21swapper/111:35:081
45999972,4cyclictest660-21avahi-daemon10:47:501
13642270,0sleep30-21swapper/310:00:223
10450270,1sleep00-21swapper/007:20:180
46099965,0cyclictest0-21swapper/309:06:023
46099965,0cyclictest0-21swapper/308:40:313
46099963,2cyclictest1002-21snmpd08:02:213
46099960,5cyclictest0-21swapper/308:28:513
46099960,5cyclictest0-21swapper/307:43:423
46099960,5cyclictest0-21swapper/307:43:413
46049965,0cyclictest0-21swapper/207:10:252
46049963,2cyclictest660-21avahi-daemon09:09:572
46049963,2cyclictest1002-21snmpd08:44:222
45999964,1cyclictest674-21dbus-daemon09:09:521
45999963,2cyclictest1002-21snmpd07:57:051
45999963,2cyclictest1002-21snmpd07:42:231
45999963,2cyclictest1002-21snmpd07:42:231
45999963,2cyclictest1002-21snmpd07:32:501
45929964,1cyclictest9-21ksoftirqd/009:10:000
45929963,2cyclictest1002-21snmpd07:16:250
45929960,5cyclictest0-21swapper/007:32:030
46099953,1cyclictest29525-21sadc08:09:593
46099953,1cyclictest11929-21cat07:25:143
46099953,1cyclictest1082-21lldpd07:15:293
46099953,1cyclictest1002-21snmpd08:58:433
46099953,1cyclictest1002-21snmpd08:45:513
46099953,1cyclictest1002-21snmpd08:31:303
46099953,1cyclictest1002-21snmpd08:18:063
46099953,1cyclictest1002-21snmpd07:55:143
46099953,1cyclictest1002-21snmpd07:45:143
46099953,1cyclictest1002-21snmpd07:12:253
46099952,2cyclictest17774-21cpu09:00:133
46099952,2cyclictest1002-21snmpd07:35:163
46099950,0cyclictest0-21swapper/308:36:313
46049953,1cyclictest2390-21sed08:20:162
46049953,1cyclictest17693-21cut07:40:132
46049953,1cyclictest17693-21cut07:40:132
46049953,1cyclictest13950-21mii-tool07:30:132
46049953,1cyclictest11893-21cat07:25:142
46049953,1cyclictest1082-21lldpd08:10:582
46049953,1cyclictest1080-21rs:main2
46049953,1cyclictest1002-21snmpd08:55:192
46049953,1cyclictest1002-21snmpd08:50:342
46049953,1cyclictest1002-21snmpd08:47:332
46049953,1cyclictest1002-21snmpd08:15:272
46049953,1cyclictest1002-21snmpd07:57:232
46049953,1cyclictest1002-21snmpd07:37:162
46049953,1cyclictest1002-21snmpd07:21:162
46049953,1cyclictest1002-21snmpd07:16:492
46049952,2cyclictest1002-21snmpd07:54:512
46049950,0cyclictest0-21swapper/208:30:052
45999953,1cyclictest8942-21awk08:35:201
45999953,1cyclictest674-21dbus-daemon09:05:001
45999953,1cyclictest624-13audispd08:16:551
45999953,1cyclictest14175-21mii-tool08:50:131
45999953,1cyclictest1088-21ntpd07:25:161
45999953,1cyclictest1002-21snmpd08:41:331
45999953,1cyclictest1002-21snmpd08:29:541
45999953,1cyclictest1002-21snmpd08:21:091
45999953,1cyclictest1002-21snmpd07:36:161
45999953,1cyclictest1002-21snmpd07:20:431
45999953,1cyclictest1002-21snmpd07:15:401
45999953,1cyclictest1002-21snmpd07:11:041
45999952,2cyclictest29144-21seq08:05:261
45999950,4cyclictest29767-21/usr/sbin/munin08:10:171
45929954,0cyclictest9153-21kworker/0:207:25:170
45929954,0cyclictest0-21swapper/008:55:140
45929953,1cyclictest18225-21cat09:00:150
45929953,1cyclictest1705-21sendmail07:52:450
45929953,1cyclictest1082-21lldpd08:46:160
45929953,1cyclictest1002-21snmpd08:50:130
45929953,1cyclictest1002-21snmpd08:35:390
45929953,1cyclictest1002-21snmpd08:32:040
45929953,1cyclictest1002-21snmpd08:25:300
45929953,1cyclictest1002-21snmpd07:40:390
45929953,1cyclictest1002-21snmpd07:40:380
45929953,1cyclictest1002-21snmpd07:10:010
45929952,2cyclictest1002-21snmpd08:40:180
45929952,2cyclictest1002-21snmpd08:21:510
45929952,2cyclictest1002-21snmpd07:46:320
45929952,2cyclictest1002-21snmpd07:38:010
45929951,3cyclictest31795-21/usr/sbin/munin08:15:110
45999942,1cyclictest21697-21sort07:50:111
45999942,1cyclictest1002-21snmpd08:55:071
45999942,1cyclictest1002-21snmpd08:30:031
45929942,1cyclictest1002-21snmpd07:55:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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