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2025-12-20 - 21:04
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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 Sat Dec 20, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2027821030,0sleep20-21swapper/211:09:422
261732900,0sleep10-21swapper/110:48:391
195412830,1sleep319539-21lspci10:21:043
30432630,1sleep019295-1kworker/0:1H12:23:450
326812580,0sleep30-21swapper/309:55:133
65462540,0sleep0111rcuc/012:26:420
252692540,0sleep20-21swapper/212:25:332
234922540,1sleep10-21swapper/110:59:121
212882540,0sleep30-21swapper/311:52:523
134252540,0sleep2311rcuc/210:52:552
285802530,0sleep10-21swapper/109:51:181
204302510,0sleep10-21swapper/110:23:551
196632510,1sleep319657-21bash11:01:303
69632490,0sleep20-21swapper/209:22:402
32682490,0sleep20-21swapper/210:30:292
272812490,1sleep227275-21sshd10:45:582
107382490,1sleep010697-21sshd10:36:310
64692480,0sleep00-21swapper/011:59:460
63852480,1sleep11073-21nfsd10:28:071
53032470,0sleep20-21swapper/211:40:422
318092470,0sleep2311rcuc/212:15:182
271242470,0sleep10-21swapper/109:58:031
206952470,0sleep00-21swapper/009:53:580
143402470,0sleep20-21swapper/212:38:092
136152470,0sleep10-21swapper/112:05:401
12862470,1sleep09-21ksoftirqd/010:57:180
7762450,0sleep30-21swapper/311:05:193
67292450,0sleep10-21swapper/110:02:441
58772450,0sleep10-21swapper/112:34:481
282992440,2sleep31104599cyclictest10:46:033
107332296,7sleep10-21swapper/107:07:301
106382298,6sleep20-21swapper/207:06:192
106532276,7sleep00-21swapper/007:06:290
165232240,0sleep00-21swapper/009:13:240
1058722210,7sleep30-21swapper/307:05:393
133092210,0sleep10-21swapper/112:03:011
59762200,0sleep00-21swapper/010:30:420
51172200,0sleep00-21swapper/012:07:430
322412200,0sleep30-21swapper/311:15:593
242262200,0sleep20-21swapper/211:23:282
11035991918,0cyclictest17692-21lspci09:43:221
275822180,1sleep227554-21sshd11:26:242
240352180,0sleep30-21swapper/312:36:153
264292170,0sleep326428-21bash10:29:493
11035991713,1cyclictest32294-21kworker/1:310:44:031
323542160,0sleep032352-21id11:18:450
11035991615,0cyclictest28708-21lspci10:35:181
11035991615,0cyclictest16269-21lspci11:36:161
1102899166,1cyclictest9-21ksoftirqd/012:10:210
1102899165,1cyclictest9-21ksoftirqd/012:00:280
94042150,0sleep00-21swapper/011:49:130
45312150,0sleep20-21swapper/211:46:032
194742150,0sleep09-21ksoftirqd/012:19:460
17272150,0sleep30-21swapper/310:38:303
172372150,0sleep20-21swapper/209:50:122
11035991514,0cyclictest18758-21kworker/1:310:07:401
1102899156,1cyclictest9-21ksoftirqd/011:40:310
50092140,0sleep30-21swapper/310:52:123
200692140,0sleep00-21swapper/010:04:110
11035991414,0cyclictest1516-21kworker/1:110:18:131
11035991413,0cyclictest4415-21kworker/1:111:15:051
11035991413,0cyclictest32327-21kworker/1:011:27:131
11035991413,0cyclictest30176-21kworker/1:211:32:351
11035991413,0cyclictest20333-21kworker/1:012:22:411
1102899145,1cyclictest9-21ksoftirqd/010:29:060
1102899145,1cyclictest9-21ksoftirqd/009:36:480
1102899144,2cyclictest9-21ksoftirqd/011:38:110
11028991413,0cyclictest6894-21kworker/0:007:15:480
32502130,0sleep10-21swapper/111:10:541
324282130,0sleep30-21swapper/312:20:443
184232130,0sleep318425-21bash11:39:103
1103599132,0cyclictest25-21ksoftirqd/111:55:231
11035991312,0cyclictest32327-21kworker/1:011:22:011
11035991312,0cyclictest27639-21kworker/1:311:02:571
11035991312,0cyclictest1078-21kworker/1:112:12:071
11035991311,1cyclictest27253-21kworker/1:009:27:381
11035991311,1cyclictest21391-21kworker/1:309:38:211
1102899136,2cyclictest9-21ksoftirqd/012:39:190
1102899136,1cyclictest9-21ksoftirqd/012:31:290
1102899135,2cyclictest9-21ksoftirqd/009:40:410
1102899135,1cyclictest9-21ksoftirqd/010:51:360
1102899134,2cyclictest9-21ksoftirqd/011:34:070
1102899133,1cyclictest9-21ksoftirqd/011:27:340
1102899133,1cyclictest9-21ksoftirqd/010:43:410
11028991313,0cyclictest9959-21kworker/0:008:32:140
11028991313,0cyclictest22175-21kworker/0:008:59:380
11028991313,0cyclictest13799-21kworker/0:208:37:160
1104599120,11cyclictest1-21systemd11:32:073
1104099120,1cyclictest7910-21sshd11:16:402
1104099120,1cyclictest623-17sedispatch10:25:502
1103599121,1cyclictest131rcu_sched11:54:491
11035991211,0cyclictest30144-21lspci09:21:021
11035991211,0cyclictest19762-21lspci09:19:281
1103599120,11cyclictest22680-21kworker/1:010:54:581
1103599120,11cyclictest16244-21sshd11:47:031
1102899124,1cyclictest9-21ksoftirqd/011:54:500
1102899124,1cyclictest9-21ksoftirqd/011:22:590
1102899124,1cyclictest9-21ksoftirqd/010:20:420
1102899124,1cyclictest660-21avahi-daemon11:11:560
1102899123,1cyclictest9-21ksoftirqd/010:45:290
1102899123,1cyclictest9-21ksoftirqd/010:11:280
1102899122,1cyclictest9-21ksoftirqd/011:08:580
11028991212,0cyclictest6894-21kworker/0:007:22:540
11028991211,1cyclictest9959-21kworker/0:008:28:270
100842120,0sleep10-21swapper/109:49:261
11045991110,0cyclictest0-21swapper/312:06:563
1104599110,10cyclictest14627-21sshd09:49:563
1104599110,10cyclictest0-21swapper/312:00:463
1104599110,10cyclictest0-21swapper/311:46:173
1104599110,10cyclictest0-21swapper/310:00:363
11040991110,0cyclictest0-21swapper/210:56:312
1104099110,10cyclictest0-21swapper/212:30:002
1104099110,10cyclictest0-21swapper/212:21:202
1104099110,0cyclictest0-21swapper/211:35:212
1104099110,0cyclictest0-21swapper/210:00:102
1103599119,1cyclictest19945-21kworker/1:009:05:151
1103599118,1cyclictest5339-21kworker/1:010:14:251
11035991110,0cyclictest792-21lspci12:15:231
1103599110,1cyclictest131rcu_sched12:25:191
1103599110,10cyclictest0-21swapper/112:35:531
1103599110,0cyclictest0-21swapper/109:14:431
1102899113,2cyclictest9-21ksoftirqd/011:00:350
1102899113,2cyclictest9-21ksoftirqd/009:45:420
1102899112,1cyclictest9-21ksoftirqd/009:26:290
1102899112,1cyclictest9-21ksoftirqd/009:15:040
1102899111,1cyclictest9-21ksoftirqd/010:15:320
11028991111,0cyclictest13799-21kworker/0:208:44:320
11028991110,0cyclictest0-21swapper/010:00:000
11028991110,0cyclictest0-21swapper/009:32:090
1102899110,0cyclictest9-21ksoftirqd/010:05:400
1104599109,0cyclictest0-21swapper/310:33:173
1104099109,0cyclictest0-21swapper/212:08:202
1104099109,0cyclictest0-21swapper/212:02:112
1104099109,0cyclictest0-21swapper/211:56:002
1104099109,0cyclictest0-21swapper/210:39:502
1104099109,0cyclictest0-21swapper/210:08:512
1104099108,1cyclictest31072-21bash10:12:102
1104099100,0cyclictest0-21swapper/210:41:402
1104099100,0cyclictest0-21swapper/209:30:502
1104099100,0cyclictest0-21swapper/209:27:112
1103599109,0cyclictest19593-21lspci11:44:401
1103599108,1cyclictest25-21ksoftirqd/110:32:571
1103599108,1cyclictest25-21ksoftirqd/108:10:001
1102899101,1cyclictest674-21dbus-daemon09:21:270
1102899100,9cyclictest0-21swapper/007:42:280
24613290,1sleep30-21swapper/309:33:503
20913290,0sleep30-21swapper/310:42:483
11562290,0sleep30-21swapper/312:16:193
110459998,0cyclictest0-21swapper/309:22:263
110459997,1cyclictest12706-21sshd11:44:063
110459997,1cyclictest0-21swapper/312:13:073
110409998,0cyclictest0-21swapper/211:01:402
110409998,0cyclictest0-21swapper/210:15:312
110409998,0cyclictest0-21swapper/209:15:002
110359991,1cyclictest131rcu_sched08:40:011
110289998,0cyclictest0-21swapper/008:48:180
110289998,0cyclictest0-21swapper/007:31:180
110289991,4cyclictest9750-21munin-run08:25:000
110289991,4cyclictest9750-21munin-run08:25:000
14983280,0sleep20-21swapper/212:13:592
110459987,0cyclictest0-21swapper/309:43:063
110459987,0cyclictest0-21swapper/309:17:163
110459987,0cyclictest0-21swapper/309:13:573
110459986,1cyclictest9128-21lspci10:16:423
110459986,1cyclictest660-21avahi-daemon12:26:023
110459986,1cyclictest660-21avahi-daemon11:20:033
110459986,1cyclictest11418-21lspci11:11:353
110459985,2cyclictest660-21avahi-daemon11:55:153
110459984,3cyclictest674-21dbus-daemon11:26:353
110459984,3cyclictest674-21dbus-daemon09:50:383
110409987,0cyclictest0-21swapper/210:24:002
110409987,0cyclictest0-21swapper/209:42:402
110409986,1cyclictest0-21swapper/209:11:402
110409985,2cyclictest660-21avahi-daemon11:30:562
110409985,2cyclictest660-21avahi-daemon11:11:262
110359987,0cyclictest15600-21kworker/1:107:29:351
110359987,0cyclictest0-21swapper/107:40:231
110359983,1cyclictest25-21ksoftirqd/109:30:091
110359980,1cyclictest131rcu_sched11:05:141
110289988,0cyclictest23782-21kworker/0:108:16:190
110459976,0cyclictest0-21swapper/310:12:363
110459975,1cyclictest660-21avahi-daemon10:07:183
110459975,1cyclictest660-21avahi-daemon09:26:343
110459975,1cyclictest649-21polkitd10:55:193
110459975,1cyclictest16318-21sshd09:36:193
110459974,2cyclictest660-21avahi-daemon12:32:263
110409976,0cyclictest0-21swapper/209:45:202
110409976,0cyclictest0-21swapper/207:40:002
110409975,1cyclictest660-21avahi-daemon11:50:092
110409975,1cyclictest660-21avahi-daemon07:55:002
110409975,1cyclictest649-21polkitd08:45:002
110409975,1cyclictest33-21ksoftirqd/209:57:132
110409974,2cyclictest660-21avahi-daemon09:35:162
110289976,0cyclictest9-21ksoftirqd/007:15:010
110289971,2cyclictest4221-21sed08:10:140
110459965,0cyclictest0-21swapper/307:30:263
110459965,0cyclictest0-21swapper/307:22:273
110459964,1cyclictest699-21gdbus08:40:013
110459964,1cyclictest649-21polkitd08:15:003
110459964,1cyclictest28544-21mii-tool07:50:143
110459963,2cyclictest1002-21snmpd08:48:313
110459963,2cyclictest1002-21snmpd08:34:173
110459963,2cyclictest1002-21snmpd08:08:173
110459962,1cyclictest5667-21crond08:15:003
110459960,5cyclictest0-21swapper/308:26:163
110459960,5cyclictest0-21swapper/307:13:463
110409963,2cyclictest1002-21snmpd08:50:422
110409963,2cyclictest1002-21snmpd08:23:052
110409963,2cyclictest1002-21snmpd08:23:052
110409963,2cyclictest1002-21snmpd07:47:432
110359964,1cyclictest660-21avahi-daemon08:00:001
110359962,1cyclictest0-21swapper/109:02:271
110289965,0cyclictest0-21swapper/007:27:290
110289963,2cyclictest1002-21snmpd08:54:040
110289962,2cyclictest1-21systemd07:54:560
110289962,2cyclictest121rcu_preempt08:00:200
110289961,1cyclictest9-21ksoftirqd/009:09:090
110289960,3cyclictest9-21ksoftirqd/008:10:000
110289960,1cyclictest9-21ksoftirqd/009:04:590
110289960,0cyclictest0-21swapper/007:50:000
110459953,1cyclictest30556-21cat07:55:143
110459953,1cyclictest24488-21cat07:40:143
110459953,1cyclictest14269-21cat07:15:133
110459953,1cyclictest1002-21snmpd09:05:003
110459953,1cyclictest1002-21snmpd08:55:123
110459953,1cyclictest1002-21snmpd08:50:063
110459953,1cyclictest1002-21snmpd08:40:573
110459953,1cyclictest1002-21snmpd08:20:423
110459953,1cyclictest1002-21snmpd08:20:413
110459953,1cyclictest1002-21snmpd07:45:253
110459953,1cyclictest1002-21snmpd07:35:263
110459953,1cyclictest1002-21snmpd07:29:273
110459952,2cyclictest1002-21snmpd09:00:043
110459952,2cyclictest1002-21snmpd08:00:293
110409953,1cyclictest674-21dbus-daemon08:35:002
110409953,1cyclictest646-21lsmd07:56:192
110409953,1cyclictest22257-21grep07:35:152
110409953,1cyclictest1705-21sendmail07:10:132
110409953,1cyclictest1002-21snmpd09:05:482
110409953,1cyclictest1002-21snmpd08:55:212
110409953,1cyclictest1002-21snmpd08:37:162
110409953,1cyclictest1002-21snmpd08:27:322
110409953,1cyclictest1002-21snmpd08:15:092
110409953,1cyclictest1002-21snmpd08:01:082
110409953,1cyclictest1002-21snmpd07:33:272
110409953,1cyclictest1002-21snmpd07:25:182
110409953,1cyclictest1002-21snmpd07:20:212
110409952,2cyclictest1002-21snmpd08:11:532
110409952,2cyclictest1002-21snmpd08:07:292
110409952,2cyclictest1002-21snmpd07:17:152
110359954,0cyclictest0-21swapper/108:29:341
110359953,1cyclictest649-21polkitd07:10:011
110359953,1cyclictest26520-21cat07:45:151
110359953,1cyclictest1088-21ntpd08:15:171
110359953,1cyclictest1002-21snmpd08:10:231
110359953,1cyclictest1002-21snmpd07:52:051
110359953,1cyclictest1002-21snmpd07:36:501
110359953,1cyclictest1002-21snmpd07:30:061
110359952,2cyclictest1002-21snmpd08:31:021
110359952,2cyclictest0-21swapper/108:50:291
110359950,0cyclictest0-21swapper/108:40:531
110289954,0cyclictest0-21swapper/007:35:080
110289953,1cyclictest1002-21snmpd07:56:520
110409942,1cyclictest18391-21df_inode08:45:132
110409942,1cyclictest0-21swapper/209:00:122
110359942,1cyclictest8114-21ls08:20:121
110359942,1cyclictest8114-21ls08:20:121
110359942,1cyclictest18126-21cpu08:45:121
110359942,1cyclictest16091-21expr07:20:131
110359942,1cyclictest1002-21snmpd08:55:001
110359942,1cyclictest1002-21snmpd08:00:041
110359942,1cyclictest0-21swapper/107:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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