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2026-03-15 - 11:00
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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 highest latencies:
System rack2slot0.osadl.org (updated Sun Mar 15, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176782840,0sleep117679-21sshd22:40:301
198112610,1sleep3649-21polkitd21:33:323
48432600,0sleep00-21swapper/000:24:030
197362550,0sleep20-21swapper/223:13:442
127422550,0sleep20-21swapper/222:48:242
64072540,0sleep20-21swapper/222:36:512
231432540,1sleep023135-21sshd23:41:290
199282520,0sleep10-21swapper/123:08:141
170292520,1sleep233-21ksoftirqd/223:07:592
26022510,0sleep00-21swapper/021:59:240
30482500,0sleep33032-21sshd21:59:273
263802500,0sleep10-21swapper/123:50:031
219622500,0sleep00-21swapper/022:43:420
43722490,0sleep04367-21bash22:20:150
299652490,0sleep30-21swapper/322:22:263
157032490,0sleep20-21swapper/222:00:422
244142480,0sleep024406-21bash00:14:430
232622480,0sleep20-21swapper/221:54:412
181832480,0sleep30-21swapper/321:47:093
79282470,0sleep10-21swapper/122:13:511
54622470,0sleep2321ktimersoftd/223:56:302
318112470,0sleep30-21swapper/323:58:483
107152470,0sleep00-21swapper/021:39:290
317672460,0sleep20-21swapper/221:41:412
159202460,0sleep20-21swapper/222:26:412
111322460,0sleep20-21swapper/223:35:022
312832440,0sleep20-21swapper/223:22:582
187652440,0sleep00-21swapper/023:10:500
2156024331,7sleep30-21swapper/319:06:373
284812400,1sleep0710-21NetworkManager22:35:570
2147224028,7sleep00-21swapper/019:05:340
60972350,0sleep10-21swapper/123:40:061
209382340,1sleep220939-21bash23:49:362
209382340,1sleep220939-21bash23:49:362
161072260,0sleep20-21swapper/200:25:012
2173622419,3sleep10-21swapper/119:08:521
198602240,0sleep319851-21sshd22:49:013
142492240,18sleep375750irq/24-eno1-rx-00:00:033
71012220,0sleep10-21swapper/122:17:111
20172220,1sleep02014-21lspci22:33:440
209272218,7sleep20-21swapper/219:05:162
279542190,0sleep10-21swapper/121:37:501
201802180,0sleep30-21swapper/300:08:483
183082180,0sleep30-21swapper/323:21:513
170652170,1sleep217061-21sshd22:40:272
164442170,2sleep02193899cyclictest22:04:210
61852160,0sleep20-21swapper/223:18:042
225632160,1sleep322547-21sshd22:40:563
19772160,1sleep31976-21gltestperf22:50:143
164932160,1sleep016489-21lspci00:08:290
315022150,0sleep30-21swapper/322:05:533
21938991514,0cyclictest1045-21lspci22:47:230
110472150,0sleep30-21swapper/323:07:283
304912140,1sleep0111rcuc/020:46:190
21938991414,0cyclictest527-40kipmi023:27:350
215852140,0sleep20-21swapper/200:06:072
184022140,1sleep2311rcuc/221:33:232
166292140,0sleep0111rcuc/023:05:130
111762140,0sleep00-21swapper/022:17:380
244222130,0sleep30-21swapper/322:38:243
2194799130,11cyclictest0-21swapper/223:27:012
21944991311,1cyclictest28238-21lspci23:17:101
21938991312,0cyclictest14815-21lspci21:28:000
21938991312,0cyclictest1002-21snmpd21:19:570
2193899130,12cyclictest0-21swapper/000:00:150
176202130,2sleep22194799cyclictest21:17:212
11792130,0sleep00-21swapper/023:58:560
21948991210,1cyclictest23152-21sshd23:44:183
21948991210,1cyclictest0-21swapper/321:18:193
2194899120,1cyclictest4530-21sshd23:28:583
21947991210,1cyclictest19355-21lspci22:51:412
2194799120,1cyclictest860-21cstates20:55:112
2194799120,1cyclictest27021-21lspci23:03:212
2194499120,1cyclictest642-21systemd-logind00:17:541
2193899120,1cyclictest710-21NetworkManager23:22:250
2193899120,11cyclictest0-21swapper/022:25:050
2194899119,1cyclictest30833-21sshd23:33:583
2194899110,10cyclictest0-21swapper/323:49:393
2194899110,10cyclictest0-21swapper/323:49:383
2194799119,1cyclictest6089-21lspci22:58:522
2194799110,10cyclictest0-21swapper/200:33:412
2194799110,0cyclictest0-21swapper/221:47:412
2194799110,0cyclictest0-21swapper/200:23:512
2194499119,1cyclictest0-21swapper/122:20:351
2194499110,10cyclictest1-21systemd23:45:341
2194499110,10cyclictest1-21systemd23:45:341
2194499110,10cyclictest0-21swapper/123:32:341
2194499110,10cyclictest0-21swapper/119:40:141
2194499110,10cyclictest0-21swapper/100:30:241
21938991110,0cyclictest21555-21strings20:25:150
21938991110,0cyclictest0-21swapper/000:30:150
2193899110,10cyclictest0-21swapper/022:57:450
2193899110,10cyclictest0-21swapper/022:50:350
2194899109,0cyclictest0-21swapper/323:37:483
2194899109,0cyclictest0-21swapper/322:33:293
2194899109,0cyclictest0-21swapper/321:53:183
2194899109,0cyclictest0-21swapper/300:27:383
2194899109,0cyclictest0-21swapper/300:16:383
2194899109,0cyclictest0-21swapper/300:11:183
2194899108,1cyclictest20057-21sshd21:36:583
2194899108,1cyclictest1314-21sshd23:01:083
2194899100,0cyclictest0-21swapper/322:26:583
2194899100,0cyclictest0-21swapper/300:33:183
2194799109,0cyclictest0-21swapper/223:43:312
2194799109,0cyclictest0-21swapper/220:37:212
2194799108,1cyclictest7918-21sshd22:13:512
2194799100,9cyclictest0-21swapper/219:36:212
2194799100,0cyclictest0-21swapper/219:58:212
2194499109,0cyclictest0-21swapper/122:34:441
2194499109,0cyclictest0-21swapper/122:25:341
2194499109,0cyclictest0-21swapper/100:36:051
2194499100,9cyclictest0-21swapper/119:30:241
2194499100,0cyclictest0-21swapper/123:27:341
2194499100,0cyclictest0-21swapper/122:46:551
2193899109,0cyclictest14918-21lspci21:11:160
2193899109,0cyclictest0-21swapper/000:17:450
2193899108,1cyclictest29979-21gdbus23:33:350
2193899108,1cyclictest15702-21sshd00:35:550
2193899100,0cyclictest0-21swapper/021:34:260
219489998,0cyclictest0-21swapper/323:52:183
219489998,0cyclictest0-21swapper/323:13:083
219489998,0cyclictest0-21swapper/319:20:183
219489995,3cyclictest699-21gdbus23:19:523
219479998,0cyclictest0-21swapper/221:55:522
219479997,1cyclictest0-21swapper/200:03:412
219479996,2cyclictest5752-21sshd21:26:232
219479990,0cyclictest0-21swapper/220:04:212
219449998,0cyclictest0-21swapper/123:21:241
219449998,0cyclictest0-21swapper/121:58:151
219449998,0cyclictest0-21swapper/100:00:241
219449997,1cyclictest25-21ksoftirqd/123:36:351
219449997,1cyclictest0-21swapper/122:55:141
219449996,2cyclictest25-21ksoftirqd/100:14:561
219449990,8cyclictest0-21swapper/120:33:241
219449990,2cyclictest131rcu_sched23:59:381
219389997,1cyclictest9-21ksoftirqd/023:48:260
219389997,1cyclictest9-21ksoftirqd/023:48:250
219389997,1cyclictest9-21ksoftirqd/022:11:530
219389996,2cyclictest29281-21sshd23:50:150
219389991,1cyclictest131rcu_sched23:03:290
219389991,1cyclictest1026-21sshd23:18:520
219389990,1cyclictest131rcu_sched00:28:490
219489987,0cyclictest0-21swapper/322:16:483
219489987,0cyclictest0-21swapper/300:37:283
219489986,1cyclictest660-21avahi-daemon00:21:493
219489986,1cyclictest0-21swapper/322:59:393
219489985,2cyclictest660-21avahi-daemon22:10:483
219489985,2cyclictest660-21avahi-daemon22:00:013
219489985,2cyclictest660-21avahi-daemon21:44:063
219479987,0cyclictest0-21swapper/200:11:412
219479986,1cyclictest660-21avahi-daemon22:20:282
219479986,1cyclictest12890-21lspci21:36:112
219479985,2cyclictest674-21dbus-daemon23:32:272
219479985,2cyclictest660-21avahi-daemon23:52:342
219479985,2cyclictest660-21avahi-daemon22:30:272
219479985,2cyclictest660-21avahi-daemon22:15:492
219479985,2cyclictest660-21avahi-daemon00:15:222
219449987,0cyclictest0-21swapper/119:50:241
219449986,1cyclictest3840-21lspci21:49:081
219449986,1cyclictest25-21ksoftirqd/121:30:001
219449986,1cyclictest25-21ksoftirqd/100:28:461
219449985,2cyclictest660-21avahi-daemon23:14:031
219449985,2cyclictest660-21avahi-daemon22:05:131
219449983,4cyclictest660-21avahi-daemon22:35:561
219389987,0cyclictest0-21swapper/021:47:250
219389986,1cyclictest9-21ksoftirqd/021:20:020
219389985,2cyclictest674-21dbus-daemon22:05:450
219389981,1cyclictest131rcu_sched21:54:010
219389980,1cyclictest674-21dbus-daemon23:35:420
219489975,1cyclictest660-21avahi-daemon21:21:463
219489975,1cyclictest660-21avahi-daemon21:10:243
219489973,2cyclictest674-21dbus-daemon21:25:133
219479975,1cyclictest660-21avahi-daemon22:06:412
219479975,1cyclictest660-21avahi-daemon21:11:362
219479974,2cyclictest660-21avahi-daemon00:38:162
219479974,2cyclictest649-21polkitd21:21:482
219449976,0cyclictest0-21swapper/121:40:041
219449976,0cyclictest0-21swapper/120:20:041
219449975,1cyclictest674-21dbus-daemon21:50:171
219449975,1cyclictest660-21avahi-daemon22:01:211
219449975,1cyclictest660-21avahi-daemon21:18:481
219449975,1cyclictest25-21ksoftirqd/100:05:121
219449975,1cyclictest19629-21sshd23:00:011
219449975,1cyclictest0-21swapper/120:00:151
219449974,2cyclictest660-21avahi-daemon22:50:311
219449974,2cyclictest660-21avahi-daemon21:30:481
219449974,2cyclictest660-21avahi-daemon21:22:311
219449974,2cyclictest660-21avahi-daemon21:10:561
219449974,2cyclictest642-21systemd-logind00:20:011
219389975,1cyclictest9-21ksoftirqd/021:40:130
219489963,2cyclictest1002-21snmpd20:48:273
219489963,2cyclictest1002-21snmpd20:42:413
219489963,2cyclictest1002-21snmpd20:12:473
219479965,0cyclictest0-21swapper/220:32:312
219479965,0cyclictest0-21swapper/220:25:222
219479963,2cyclictest1002-21snmpd21:03:332
219479960,5cyclictest0-21swapper/220:51:022
219449965,0cyclictest0-21swapper/119:12:241
219449963,2cyclictest1002-21snmpd21:03:571
219449963,2cyclictest1002-21snmpd20:53:271
219449962,1cyclictest0-21swapper/120:48:181
219449960,5cyclictest0-21swapper/121:05:451
219389965,0cyclictest9-21ksoftirqd/020:00:000
219389963,2cyclictest1002-21snmpd20:59:000
219389963,2cyclictest1002-21snmpd20:05:340
3034252,1sleep33152-21hwlatdetect21:00:133
219489954,0cyclictest0-21swapper/320:32:383
219489953,1cyclictest660-21avahi-daemon21:05:003
219489953,1cyclictest25416-21cat20:35:143
219489953,1cyclictest13206-21cat20:05:123
219489953,1cyclictest1174-21mii-tool20:55:133
219489953,1cyclictest1002-21snmpd20:26:173
219489953,1cyclictest1002-21snmpd20:23:263
219489953,1cyclictest1002-21snmpd20:15:383
219489953,1cyclictest1002-21snmpd19:59:403
219489953,1cyclictest1002-21snmpd19:50:103
219489953,1cyclictest1002-21snmpd19:42:133
219489953,1cyclictest1002-21snmpd19:38:123
219489953,1cyclictest1002-21snmpd19:30:123
219489953,1cyclictest1002-21snmpd19:18:453
219489953,1cyclictest1002-21snmpd19:11:153
219489953,1cyclictest0-21swapper/319:25:153
219489952,2cyclictest699-21gdbus20:00:003
219489952,2cyclictest1002-21snmpd19:47:293
219489950,0cyclictest0-21swapper/320:52:083
219479953,1cyclictest4903-21cpuspeed_turbos21:05:102
219479953,1cyclictest25197-21cat19:15:152
219479953,1cyclictest1002-21snmpd20:47:542
219479953,1cyclictest1002-21snmpd20:41:022
219479953,1cyclictest1002-21snmpd20:20:112
219479953,1cyclictest1002-21snmpd20:15:532
219479953,1cyclictest1002-21snmpd20:10:462
219479953,1cyclictest1002-21snmpd20:05:402
219479953,1cyclictest1002-21snmpd19:42:522
219479953,1cyclictest1002-21snmpd19:30:302
219479953,1cyclictest1002-21snmpd19:25:032
219479953,1cyclictest1002-21snmpd19:21:522
219479953,1cyclictest1002-21snmpd19:10:542
219479952,2cyclictest674-21dbus-daemon19:45:012
219479952,2cyclictest1002-21snmpd19:50:282
219449954,0cyclictest0-21swapper/119:22:041
219449953,1cyclictest9126-21cat19:55:131
219449953,1cyclictest660-21avahi-daemon19:20:001
219449953,1cyclictest5059-21cat19:45:141
219449953,1cyclictest14750-21/usr/sbin/munin20:10:111
219449953,1cyclictest14202-21sshd20:06:181
219449953,1cyclictest1002-21snmpd20:37:351
219449953,1cyclictest1002-21snmpd20:17:081
219449953,1cyclictest1002-21snmpd19:35:241
219449953,1cyclictest1002-21snmpd19:27:571
219449952,2cyclictest674-21dbus-daemon21:00:001
219449952,2cyclictest1002-21snmpd20:41:201
219449950,4cyclictest0-21swapper/120:26:151
219389953,1cyclictest7092-21cat19:50:120
219389953,1cyclictest674-21dbus-daemon21:01:000
219389953,1cyclictest5288-21cat21:05:140
219389953,1cyclictest23263-21xargs19:10:200
219389953,1cyclictest17688-21grep20:15:170
219389953,1cyclictest1705-21sendmail20:50:390
219389953,1cyclictest1002-21snmpd20:43:210
219389953,1cyclictest1002-21snmpd20:11:370
219389953,1cyclictest1002-21snmpd19:44:460
219389953,1cyclictest1002-21snmpd19:37:370
219389953,1cyclictest1002-21snmpd19:16:330
219389952,2cyclictest1002-21snmpd20:35:140
219389950,4cyclictest0-21swapper/019:27:350
219389950,4cyclictest0-21swapper/019:23:350
219389944,0cyclictest10659-21kworker/0:020:00:100
219389942,1cyclictest30980-21cat19:30:120
219389942,1cyclictest22890-21chrt20:30:060
219389942,1cyclictest19235-21sort20:20:110
219389942,1cyclictest0-21swapper/019:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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