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2025-12-08 - 06:18
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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 Mon Dec 08, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
214252990,0sleep30-21swapper/321:27:483
165812820,1sleep0101ktimersoftd/000:32:250
39662770,0sleep00-21swapper/021:57:570
187102630,0sleep2311rcuc/222:18:382
105992610,0sleep20-21swapper/222:30:232
19542600,0sleep10-21swapper/100:34:351
70042580,0sleep00-21swapper/023:05:180
163982570,1sleep016391-21lspci21:36:510
246972540,0sleep30-21swapper/322:15:593
33292530,1sleep03328-21sshd22:36:060
284652520,0sleep10-21swapper/123:23:211
207852520,0sleep120784-21sshd23:44:571
155602520,0sleep20-21swapper/221:59:072
59742510,0sleep20-21swapper/200:16:532
27062500,1sleep02703-21bash00:05:550
227772500,0sleep20-21swapper/222:28:312
202342490,0sleep00-21swapper/022:53:490
158352490,0sleep00-21swapper/022:34:140
179622480,1sleep217963-21lspci21:21:032
29922470,0sleep00-21swapper/021:51:240
218512440,0sleep20-21swapper/221:11:182
24632380,0sleep32465-21grepconf.sh23:17:353
1718823311,7sleep10-21swapper/119:08:211
1728323211,6sleep20-21swapper/219:09:352
171452308,7sleep30-21swapper/319:07:523
1702023025,3sleep00-21swapper/019:06:200
17421992523,1cyclictest13636-21lspci21:17:271
69342240,2sleep31742599cyclictest23:08:293
147942190,0sleep214797-21bash00:10:402
183542180,1sleep118293-21sshd23:57:301
1742499160,13cyclictest646-21dbus-daemon00:00:352
79862150,0sleep20-21swapper/222:04:482
265542150,0sleep10-21swapper/123:13:361
1742599150,0cyclictest616-17auditd00:23:053
17421991514,0cyclictest9610-21sensors22:30:201
157772150,0sleep20-21swapper/222:46:542
95442140,0sleep09546-21head20:05:210
4842140,0sleep1231rcuc/122:16:491
4582140,0sleep10-21swapper/122:23:101
276202140,0sleep327551-21sshd23:20:073
264202140,0sleep00-21swapper/021:34:420
23032140,0sleep10-21swapper/123:46:121
221132140,0sleep30-21swapper/322:44:223
217922140,0sleep30-21swapper/322:06:053
217922140,0sleep30-21swapper/322:06:053
1742599140,8cyclictest18348-21sshd21:40:143
1742599140,6cyclictest646-21dbus-daemon21:30:193
1742599140,5cyclictest27271-21grep21:47:283
1742599140,5cyclictest25832-21bash23:00:443
1742599140,5cyclictest2491-21grep00:16:303
17421991413,0cyclictest33050irq/27-ahci[00023:08:351
17421991413,0cyclictest26572-21lspci00:01:321
17421991413,0cyclictest2508-21lspci23:52:401
10022140,0sleep30-21swapper/321:35:183
234562130,1sleep223454-21sshd23:13:172
21532130,0sleep22155-21bash21:19:342
17425991311,1cyclictest0-21swapper/322:20:263
17425991310,2cyclictest0-21swapper/300:36:553
1742599130,6cyclictest646-21dbus-daemon23:35:593
1742599130,6cyclictest646-21dbus-daemon22:00:353
1742599130,6cyclictest31345-21bash21:51:003
1742599130,0cyclictest0-21swapper/323:55:253
1742599130,0cyclictest0-21swapper/322:29:583
1742599130,0cyclictest0-21swapper/300:09:153
1742499130,1cyclictest443-21systemd-journal00:25:552
1741599138,4cyclictest8853-21sshd22:20:450
17415991311,1cyclictest443-21systemd-journal21:18:060
1741599130,12cyclictest616-17auditd00:11:550
110642130,0sleep20-21swapper/222:20:582
1742599129,2cyclictest0-21swapper/321:20:053
17425991210,1cyclictest0-21swapper/322:36:263
1742599120,7cyclictest1034-21in:imjournal23:44:333
1742599120,6cyclictest646-21dbus-daemon23:27:403
1742599120,6cyclictest25281-21sshd23:45:173
1742599120,5cyclictest646-21dbus-daemon22:14:543
1742599120,5cyclictest11318-21bash22:33:463
1742599120,1cyclictest6932-21sshd00:02:553
17424991210,1cyclictest16448-21sshd23:31:452
1742499120,11cyclictest21631-21lspci23:16:152
1742499120,11cyclictest0-21swapper/222:58:352
17421991211,0cyclictest11790-21lspci21:55:261
17421991210,1cyclictest2045-21lspci21:13:021
17421991210,1cyclictest11321-21sshd23:18:291
1742199120,11cyclictest0-21swapper/100:39:091
1741599120,1cyclictest25098-21sshd22:28:460
1741599120,11cyclictest7091-21sshd23:14:550
1742599115,5cyclictest700-21gdbus22:54:113
1742599114,5cyclictest12715-21sshd21:55:323
1742599111,5cyclictest16257-21lspci23:34:573
1742599110,0cyclictest0-21swapper/322:55:153
1742599110,0cyclictest0-21swapper/319:54:183
17424991110,0cyclictest0-21swapper/222:11:152
17424991110,0cyclictest0-21swapper/219:45:142
1742499110,10cyclictest0-21swapper/223:53:062
1742499110,10cyclictest0-21swapper/223:07:052
1742499110,10cyclictest0-21swapper/221:07:342
1742499110,0cyclictest0-21swapper/223:45:352
1742499110,0cyclictest0-21swapper/200:06:562
17421991110,0cyclictest33050irq/27-ahci[00000:28:541
17421991110,0cyclictest2020-21lspci23:39:541
17421991110,0cyclictest0-21swapper/122:37:291
17421991110,0cyclictest0-21swapper/100:16:391
1742199110,10cyclictest0-21swapper/120:39:191
1741599119,1cyclictest0-21swapper/021:43:460
17415991110,0cyclictest0-21swapper/022:17:550
17415991110,0cyclictest0-21swapper/000:24:360
1741599110,10cyclictest0-21swapper/021:22:050
1741599110,10cyclictest0-21swapper/019:30:140
1742599104,5cyclictest700-21gdbus00:30:573
1742599104,5cyclictest700-21gdbus00:10:213
1742599104,5cyclictest684-21polkitd22:45:553
1742599104,5cyclictest646-21dbus-daemon21:10:573
1742599104,5cyclictest16640-21sshd23:50:493
1742599100,7cyclictest646-21dbus-daemon00:25:473
1742599100,6cyclictest25551-21bash21:15:213
1742599100,5cyclictest22343-21sshd23:10:013
1742499109,0cyclictest0-21swapper/223:38:052
1742499109,0cyclictest0-21swapper/222:51:152
1742499109,0cyclictest0-21swapper/222:38:052
1742499109,0cyclictest0-21swapper/221:47:242
1742499109,0cyclictest0-21swapper/221:26:152
1742199109,0cyclictest28776-21lspci21:44:281
1742199109,0cyclictest0-21swapper/122:55:081
1742199109,0cyclictest0-21swapper/121:53:091
1742199109,0cyclictest0-21swapper/120:45:181
1742199108,1cyclictest5070-21sshd22:42:381
1742199100,0cyclictest0-21swapper/121:31:181
1741599109,0cyclictest0-21swapper/023:43:060
1741599109,0cyclictest0-21swapper/023:36:450
1741599109,0cyclictest0-21swapper/023:24:050
1741599109,0cyclictest0-21swapper/023:18:560
1741599109,0cyclictest0-21swapper/023:02:550
1741599109,0cyclictest0-21swapper/019:25:240
1741599109,0cyclictest0-21swapper/000:04:250
24755290,0sleep00-21swapper/022:47:480
174259996,2cyclictest0-21swapper/319:12:153
174259993,5cyclictest646-21dbus-daemon21:07:553
174259993,5cyclictest24936-21cat20:45:163
174259990,0cyclictest0-21swapper/320:40:163
174249998,0cyclictest0-21swapper/221:04:342
174249998,0cyclictest0-21swapper/200:39:452
174249998,0cyclictest0-21swapper/200:24:452
174249990,0cyclictest0-21swapper/220:12:542
174219999,0cyclictest33050irq/27-ahci[00000:21:121
174219998,0cyclictest19301-21sshd21:24:281
174219998,0cyclictest0-21swapper/123:28:481
174219998,0cyclictest0-21swapper/122:50:391
174219997,1cyclictest646-21dbus-daemon22:28:181
174219997,1cyclictest25-21ksoftirqd/121:40:001
174219997,1cyclictest25-21ksoftirqd/100:08:351
174159998,0cyclictest0-21swapper/022:41:550
174259985,2cyclictest0-21swapper/319:25:153
174259983,4cyclictest17299-21snmpd20:32:143
174259983,4cyclictest17299-21snmpd20:04:043
174259983,4cyclictest17299-21snmpd19:41:213
174259983,4cyclictest17299-21snmpd19:35:513
174259982,5cyclictest26376-21expr19:30:153
174259982,5cyclictest17299-21snmpd20:56:003
174259982,5cyclictest17299-21snmpd20:26:563
174259982,5cyclictest17299-21snmpd19:45:513
174259982,5cyclictest11073-21ntpq20:10:193
174259980,7cyclictest5197-21switchtime19:55:213
174259980,7cyclictest24017-21crond19:25:003
174259980,7cyclictest0-21swapper/320:17:053
174259980,5cyclictest0-21swapper/320:22:163
174259980,4cyclictest0-21swapper/320:35:213
174259980,1cyclictest1017-21runrttasks20:54:203
174259980,0cyclictest0-21swapper/321:00:163
174259980,0cyclictest0-21swapper/319:15:163
174249987,0cyclictest0-21swapper/223:20:152
174249987,0cyclictest0-21swapper/222:43:152
174249987,0cyclictest0-21swapper/221:41:042
174249987,0cyclictest0-21swapper/220:44:142
174249986,1cyclictest29638-21lspci23:55:202
174249986,1cyclictest23664-21lspci00:33:172
174249986,1cyclictest21895-21lspci22:06:062
174249986,1cyclictest21895-21lspci22:06:062
174249986,1cyclictest11377-21lspci21:30:012
174249985,2cyclictest649-21avahi-daemon21:53:392
174249985,2cyclictest649-21avahi-daemon21:38:522
174249984,3cyclictest649-21avahi-daemon23:42:562
174219987,0cyclictest5097-21lspci23:01:541
174219987,0cyclictest25-21ksoftirqd/100:10:151
174219987,0cyclictest0-21swapper/119:15:181
174219986,1cyclictest25-21ksoftirqd/123:30:231
174219986,1cyclictest25-21ksoftirqd/122:49:021
174219986,1cyclictest25-21ksoftirqd/122:12:411
174219986,1cyclictest25-21ksoftirqd/122:08:121
174219986,1cyclictest25-21ksoftirqd/122:08:121
174219986,1cyclictest25-21ksoftirqd/122:01:211
174219983,1cyclictest700-21gdbus21:46:151
174159987,0cyclictest0-21swapper/020:10:160
174159984,3cyclictest20651-21sshd22:12:260
174259970,6cyclictest8218-21grep20:05:133
174249976,0cyclictest0-21swapper/223:25:262
174249976,0cyclictest0-21swapper/220:25:042
174249974,1cyclictest16675-21sshd23:03:042
174219976,0cyclictest0-21swapper/120:13:181
174219975,1cyclictest25-21ksoftirqd/121:25:031
174219970,6cyclictest0-21swapper/120:06:181
174159975,1cyclictest684-21polkitd23:30:510
174159975,1cyclictest649-21avahi-daemon23:45:070
174159975,1cyclictest22562-21lspci21:27:560
174159975,1cyclictest12850-21sshd23:56:560
174159975,1cyclictest11113-21lspci22:56:020
174159974,2cyclictest692-21NetworkManager00:15:140
174159974,2cyclictest649-21avahi-daemon23:53:210
174159974,2cyclictest649-21avahi-daemon23:29:320
174159974,2cyclictest649-21avahi-daemon21:45:010
174159974,2cyclictest646-21dbus-daemon21:13:350
174159974,2cyclictest646-21dbus-daemon00:25:240
174159973,1cyclictest121rcu_preempt22:04:350
174249964,1cyclictest700-21gdbus20:39:592
174249963,2cyclictest17299-21snmpd19:15:352
174249963,2cyclictest14046-21sadc20:20:002
174219963,2cyclictest17299-21snmpd21:05:001
174219960,5cyclictest0-21swapper/120:56:381
174219960,2cyclictest18112-21idleruntime-cro20:30:001
174159964,1cyclictest684-21polkitd22:05:190
174159964,1cyclictest684-21polkitd22:05:180
174159964,1cyclictest2295-21sshd21:06:160
174159963,2cyclictest684-21polkitd00:35:440
174159963,2cyclictest646-21dbus-daemon20:40:000
174159963,2cyclictest17299-21snmpd21:01:040
174159963,2cyclictest17299-21snmpd20:48:020
174249954,0cyclictest0-21swapper/220:20:352
174249953,1cyclictest17299-21snmpd20:58:062
174249953,1cyclictest17299-21snmpd20:52:142
174249953,1cyclictest17299-21snmpd20:45:242
174249953,1cyclictest17299-21snmpd20:33:202
174249953,1cyclictest17299-21snmpd20:08:072
174249953,1cyclictest17299-21snmpd20:00:372
174249953,1cyclictest17299-21snmpd19:55:262
174249953,1cyclictest17299-21snmpd19:50:512
174249953,1cyclictest17299-21snmpd19:40:062
174249953,1cyclictest17299-21snmpd19:35:242
174249953,1cyclictest17299-21snmpd19:25:032
174249953,1cyclictest17299-21snmpd19:21:482
174249953,1cyclictest17299-21snmpd19:10:052
174249950,4cyclictest27738-21taskset19:30:502
174219954,0cyclictest0-21swapper/120:17:081
174219953,1cyclictest28813-21cat19:35:151
174219953,1cyclictest22419-21/usr/sbin/munin20:40:171
174219953,1cyclictest17299-21snmpd21:01:371
174219953,1cyclictest17299-21snmpd20:52:261
174219953,1cyclictest17299-21snmpd20:32:351
174219953,1cyclictest17299-21snmpd20:03:131
174219953,1cyclictest17299-21snmpd19:57:531
174219953,1cyclictest17299-21snmpd19:52:461
174219953,1cyclictest17299-21snmpd19:42:511
174219953,1cyclictest17299-21snmpd19:34:331
174219953,1cyclictest17299-21snmpd19:24:101
174219953,1cyclictest17299-21snmpd19:14:531
174219953,1cyclictest14661-21hddtemp_smartct20:20:161
174219953,1cyclictest1058-21sendmail19:45:401
174219950,1cyclictest25799-21sshd19:27:001
174159953,1cyclictest23169-21pmu-power19:20:220
174159953,1cyclictest17299-21snmpd20:40:530
174159953,1cyclictest17299-21snmpd20:34:110
174159953,1cyclictest17299-21snmpd20:02:160
174159953,1cyclictest17299-21snmpd19:55:010
174159953,1cyclictest17299-21snmpd19:52:130
174159953,1cyclictest17299-21snmpd19:45:550
174159953,1cyclictest17299-21snmpd19:41:420
174159953,1cyclictest17299-21snmpd19:36:480
174159953,1cyclictest17299-21snmpd19:16:590
174159953,1cyclictest17299-21snmpd19:12:050
174159953,1cyclictest16798-21cat20:25:150
174159953,1cyclictest1058-21sendmail20:56:390
174159953,1cyclictest1053-21lldpd20:50:150
174159953,1cyclictest1049-21rpcbind20:21:000
174159952,2cyclictest12556-21head20:15:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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