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2026-05-03 - 09:53
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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 03, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
881021340,2sleep2832799cyclictest22:05:512
272872760,0sleep2311rcuc/222:27:152
169312740,0sleep30-21swapper/321:58:113
233882710,0sleep00-21swapper/021:39:050
319742700,1sleep131976-21kworker/u8:021:53:531
198352690,0sleep30-21swapper/321:47:103
89212670,1sleep28920-21sshd22:03:082
308092570,0sleep30-21swapper/321:39:453
79732560,0sleep10-21swapper/123:19:081
34762550,0sleep10-21swapper/122:39:191
39532530,0sleep10-21swapper/122:25:131
323022530,1sleep032291-21sshd00:08:570
321552530,0sleep10-21swapper/121:48:161
268002520,0sleep10-21swapper/122:13:071
326682510,0sleep10-21swapper/121:39:561
72582500,2sleep2832799cyclictest23:44:242
64432500,0sleep20-21swapper/223:07:442
273982490,1sleep027392-21bash21:21:590
273592490,1sleep21-21systemd21:18:012
68152480,0sleep20-21swapper/223:58:232
49742480,0sleep30-21swapper/300:26:033
247062470,0sleep10-21swapper/100:30:291
112882470,0sleep0101ktimersoftd/022:34:220
16482460,0sleep20-21swapper/221:45:322
134982430,0sleep00-21swapper/022:59:570
309502390,0sleep20-21swapper/221:59:262
203922390,0sleep00-21swapper/022:23:510
122972300,2sleep2832799cyclictest21:38:082
78702276,6sleep20-21swapper/219:05:442
56452270,1sleep1832699cyclictest22:02:501
274522270,0sleep30-21swapper/322:15:583
79962255,6sleep30-21swapper/319:07:133
78642245,4sleep10-21swapper/119:05:401
167682200,1sleep216769-21bash00:07:352
64172197,7sleep00-21swapper/019:05:030
136012180,0sleep20-21swapper/221:32:182
94712170,1sleep2311rcuc/222:34:112
87822170,1sleep30-21swapper/321:27:433
131442170,0sleep00-21swapper/023:28:000
54032160,1sleep05389-21bash21:54:240
31372160,0sleep10-21swapper/122:47:441
266032160,0sleep0642-21systemd-logind22:13:060
111442160,0sleep10-21swapper/122:51:121
8333991513,1cyclictest401ktimersoftd/300:14:583
324002150,0sleep10-21swapper/122:41:481
319762150,0sleep10-21swapper/123:35:141
289822150,1sleep0111rcuc/021:47:590
156372150,1sleep015636-21bash22:09:220
132422150,1sleep113241-21sshd23:05:271
67782140,1sleep3391rcuc/300:34:363
184892140,0sleep30-21swapper/300:07:453
832799130,12cyclictest2586-21sshd00:31:242
8333991211,0cyclictest0-21swapper/322:29:593
8333991210,1cyclictest0-21swapper/322:24:483
833399120,11cyclictest25694-21sshd21:17:483
833399120,11cyclictest1-21systemd23:31:493
833399120,11cyclictest0-21swapper/323:52:183
832799120,11cyclictest29979-21gdbus00:38:152
8326991210,1cyclictest19571-21sshd23:45:231
832699120,1cyclictest18572-21tty22:23:421
832699120,1cyclictest1072-21nfsd00:15:321
832699120,11cyclictest674-21dbus-daemon22:15:531
832699120,0cyclictest0-21swapper/121:40:521
832599124,4cyclictest28591-21munin-run23:34:590
8325991210,1cyclictest29708-21sshd22:50:050
8325991210,1cyclictest0-21swapper/021:56:550
8325991210,1cyclictest0-21swapper/021:29:360
832599120,11cyclictest0-21swapper/023:38:550
254012120,2sleep0832599cyclictest21:42:030
833399119,1cyclictest9914-21sshd23:10:483
833399119,1cyclictest75750irq/24-eno1-rx-22:35:583
833399119,1cyclictest31523-21sshd00:22:493
8333991110,0cyclictest0-21swapper/321:42:483
833399110,10cyclictest0-21swapper/322:06:083
833399110,0cyclictest0-21swapper/322:32:583
8327991110,0cyclictest0-21swapper/223:35:342
8327991110,0cyclictest0-21swapper/222:40:152
832799110,0cyclictest0-21swapper/222:37:142
832699119,1cyclictest674-21dbus-daemon00:23:231
832699119,1cyclictest27456-21sshd21:18:021
832699110,0cyclictest0-21swapper/121:56:121
8325991110,0cyclictest0-21swapper/023:58:050
8325991110,0cyclictest0-21swapper/021:17:550
832599110,10cyclictest0-21swapper/023:17:350
832599110,10cyclictest0-21swapper/023:11:150
832599110,10cyclictest0-21swapper/021:12:050
832599110,10cyclictest0-21swapper/020:52:050
832599110,10cyclictest0-21swapper/020:25:150
832599110,0cyclictest0-21swapper/021:32:350
833399109,0cyclictest0-21swapper/322:50:293
833399109,0cyclictest0-21swapper/320:25:083
833399109,0cyclictest0-21swapper/319:50:193
833399109,0cyclictest0-21swapper/300:36:393
833399108,1cyclictest5194-21bash00:00:583
833399100,0cyclictest0-21swapper/321:12:493
833399100,0cyclictest0-21swapper/319:56:083
832799109,0cyclictest0-21swapper/221:27:452
832799109,0cyclictest0-21swapper/219:18:052
832799108,1cyclictest31946-21sshd23:18:242
832799108,1cyclictest17005-21cp22:51:452
832799108,1cyclictest0-21swapper/222:13:542
832799100,0cyclictest0-21swapper/220:25:142
832799100,0cyclictest0-21swapper/200:19:542
832799100,0cyclictest0-21swapper/200:12:552
832699109,0cyclictest0-21swapper/122:31:031
832699108,1cyclictest31786-21sshd23:24:031
832699108,1cyclictest0-21swapper/122:57:531
832699108,1cyclictest0-21swapper/121:34:521
832699100,0cyclictest0-21swapper/121:12:131
832599109,0cyclictest0-21swapper/023:04:550
832599108,1cyclictest30099-21cp22:41:360
832599100,0cyclictest0-21swapper/000:03:260
83339998,0cyclictest0-21swapper/322:59:483
83339994,4cyclictest1026-21sshd22:13:463
83279998,0cyclictest0-21swapper/223:34:452
83269998,0cyclictest0-21swapper/123:57:031
83269998,0cyclictest0-21swapper/123:44:321
83269998,0cyclictest0-21swapper/122:08:521
83269998,0cyclictest0-21swapper/121:26:431
83269998,0cyclictest0-21swapper/100:09:221
83269998,0cyclictest0-21swapper/100:03:121
83269997,1cyclictest17593-21sshd23:14:221
83259998,0cyclictest0-21swapper/022:02:250
83259998,0cyclictest0-21swapper/000:34:350
83259998,0cyclictest0-21swapper/000:24:250
83259998,0cyclictest0-21swapper/000:17:250
83259997,1cyclictest1-21systemd22:17:560
8884280,0sleep30-21swapper/322:00:163
83339986,1cyclictest660-21avahi-daemon21:20:343
83339985,2cyclictest660-21avahi-daemon23:48:283
83339985,2cyclictest660-21avahi-daemon23:17:383
83339985,2cyclictest660-21avahi-daemon23:00:163
83339985,2cyclictest660-21avahi-daemon21:51:103
83339985,2cyclictest649-21polkitd22:47:223
83339984,3cyclictest674-21dbus-daemon23:44:163
83339984,3cyclictest674-21dbus-daemon22:43:273
83339984,3cyclictest660-21avahi-daemon00:15:353
83279987,0cyclictest0-21swapper/221:09:542
83279987,0cyclictest0-21swapper/200:20:452
83279986,1cyclictest31426-21lspci00:25:312
83279986,1cyclictest23352-21lspci23:14:522
83279985,2cyclictest660-21avahi-daemon23:53:112
83279985,2cyclictest660-21avahi-daemon23:27:432
83279985,2cyclictest660-21avahi-daemon23:21:422
83279985,2cyclictest660-21avahi-daemon23:02:022
83279985,2cyclictest660-21avahi-daemon22:55:232
83279985,2cyclictest660-21avahi-daemon21:43:422
83279985,2cyclictest660-21avahi-daemon21:22:592
83269987,0cyclictest0-21swapper/121:04:531
83269987,0cyclictest0-21swapper/119:15:231
83269986,1cyclictest674-21dbus-daemon23:34:581
83269986,1cyclictest660-21avahi-daemon23:26:271
83269985,2cyclictest674-21dbus-daemon23:53:441
83269985,2cyclictest660-21avahi-daemon21:22:411
83269985,2cyclictest660-21avahi-daemon00:28:401
83269984,3cyclictest674-21dbus-daemon00:11:431
83259985,2cyclictest674-21dbus-daemon22:48:550
83259985,2cyclictest660-21avahi-daemon23:46:530
83259985,2cyclictest660-21avahi-daemon23:42:300
83259985,2cyclictest660-21avahi-daemon23:21:540
83259985,2cyclictest660-21avahi-daemon22:25:090
83339975,1cyclictest660-21avahi-daemon23:35:593
83339975,1cyclictest660-21avahi-daemon23:05:173
83339975,1cyclictest660-21avahi-daemon21:31:193
83339975,1cyclictest41-21ksoftirqd/323:20:113
83339974,2cyclictest660-21avahi-daemon23:55:303
83339974,2cyclictest22017-21sshd23:25:553
83279975,1cyclictest660-21avahi-daemon22:45:112
83279975,1cyclictest660-21avahi-daemon21:10:272
83279975,1cyclictest649-21polkitd22:15:242
83279975,1cyclictest33-21ksoftirqd/221:51:342
83279975,1cyclictest17865-21grepconf.sh23:45:152
83279975,1cyclictest17176-21sshd22:20:402
83279972,2cyclictest674-21dbus-daemon00:00:332
83269975,1cyclictest660-21avahi-daemon00:35:191
83269972,4cyclictest620-13auditd23:00:181
83259975,1cyclictest660-21avahi-daemon23:51:280
83259975,1cyclictest660-21avahi-daemon22:35:460
83259975,1cyclictest12005-21sshd00:37:490
83259974,2cyclictest660-21avahi-daemon00:10:070
83259973,3cyclictest649-21polkitd23:08:110
83339964,1cyclictest660-21avahi-daemon21:09:473
83339964,1cyclictest660-21avahi-daemon21:00:013
83339964,1cyclictest1591-21mii-tool20:10:123
83339963,2cyclictest1002-21snmpd20:46:023
83339963,2cyclictest1002-21snmpd19:30:083
83339960,5cyclictest0-21swapper/320:53:383
83279965,0cyclictest0-21swapper/219:28:042
83279964,1cyclictest699-21gdbus19:49:592
83279964,1cyclictest674-21dbus-daemon20:04:592
83279964,1cyclictest660-21avahi-daemon19:25:002
83279963,2cyclictest1002-21snmpd20:50:102
83279960,5cyclictest0-21swapper/221:04:142
83279960,5cyclictest0-21swapper/220:35:342
83269963,2cyclictest1002-21snmpd21:09:161
83259965,0cyclictest0-21swapper/020:30:150
83259964,1cyclictest649-21polkitd21:09:380
83259964,1cyclictest24810-21sshd00:25:030
83259963,2cyclictest1002-21snmpd19:23:490
83259960,5cyclictest0-21swapper/019:38:050
83259960,2cyclictest660-21avahi-daemon20:09:540
83339953,1cyclictest674-21dbus-daemon19:45:003
83339953,1cyclictest649-21polkitd20:40:003
83339953,1cyclictest31944-21cat20:05:143
83339953,1cyclictest16102-21proc_pri19:25:173
83339953,1cyclictest1088-21ntpd20:00:153
83339953,1cyclictest1002-21snmpd21:04:343
83339953,1cyclictest1002-21snmpd20:36:003
83339953,1cyclictest1002-21snmpd20:30:283
83339953,1cyclictest1002-21snmpd20:22:333
83339953,1cyclictest1002-21snmpd20:15:253
83339953,1cyclictest1002-21snmpd19:47:413
83339953,1cyclictest1002-21snmpd19:35:473
83339953,1cyclictest1002-21snmpd19:24:463
83339953,1cyclictest1002-21snmpd19:16:143
83339952,2cyclictest674-21dbus-daemon19:15:003
83279953,1cyclictest649-21polkitd20:44:552
83279953,1cyclictest16313-21grep20:45:182
83279953,1cyclictest1002-21snmpd20:57:202
83279953,1cyclictest1002-21snmpd20:31:222
83279953,1cyclictest1002-21snmpd20:17:332
83279953,1cyclictest1002-21snmpd20:12:002
83279953,1cyclictest1002-21snmpd20:06:132
83279953,1cyclictest1002-21snmpd19:55:592
83279953,1cyclictest1002-21snmpd19:52:472
83279953,1cyclictest1002-21snmpd19:40:332
83279953,1cyclictest1002-21snmpd19:36:592
83279953,1cyclictest1002-21snmpd19:30:022
83279953,1cyclictest1002-21snmpd19:10:102
83279952,2cyclictest1002-21snmpd20:24:552
83269953,1cyclictest710-21NetworkManager20:55:001
83269953,1cyclictest4096-21head20:15:151
83269953,1cyclictest29893-21cat20:00:131
83269953,1cyclictest1705-21sendmail20:05:051
83269953,1cyclictest16239-21switchtime19:25:181
83269953,1cyclictest1088-21ntpd19:30:171
83269953,1cyclictest1002-21snmpd20:32:131
83269953,1cyclictest1002-21snmpd20:26:541
83269953,1cyclictest1002-21snmpd20:20:101
83269953,1cyclictest1002-21snmpd19:56:211
83269953,1cyclictest1002-21snmpd19:42:451
83269953,1cyclictest1002-21snmpd19:35:351
83269953,1cyclictest1002-21snmpd19:20:521
83269952,2cyclictest1002-21snmpd20:11:571
83269950,4cyclictest11315-21/usr/sbin/munin20:35:191
83269950,1cyclictest9375-21ntp_states19:10:151
83269950,1cyclictest13349-21/usr/sbin/munin20:40:121
83259954,0cyclictest0-21swapper/019:55:060
83259953,1cyclictest21979-21cat21:00:150
83259953,1cyclictest1041-21rpcbind19:27:330
83259953,1cyclictest1002-21snmpd20:42:460
83259953,1cyclictest1002-21snmpd20:20:460
83259953,1cyclictest1002-21snmpd20:19:540
83259953,1cyclictest1002-21snmpd20:13:130
83259953,1cyclictest1002-21snmpd19:50:350
83259953,1cyclictest1002-21snmpd19:49:380
83259953,1cyclictest1002-21snmpd19:41:500
83259953,1cyclictest1002-21snmpd19:30:480
83259953,1cyclictest1002-21snmpd19:15:340
83259953,1cyclictest1002-21snmpd19:11:280
83269942,1cyclictest17420-21/usr/sbin/munin20:50:111
83269942,1cyclictest10456-21munin-node19:45:121
83269942,1cyclictest0-21swapper/119:50:111
83269940,3cyclictest15644-21df20:45:131
83259942,1cyclictest445-21systemd-journal20:35:120
83259942,1cyclictest29539-21expr20:00:110
83259942,1cyclictest19609-21seq20:55:100
83259942,1cyclictest15874-21cat20:45:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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