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2025-12-24 - 00:36
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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 Tue Dec 23, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1612421320,0sleep116125-21sshd10:56:551
974921290,0sleep21003699cyclictest10:42:462
524221210,0sleep35120-21sshd10:23:173
2192121200,0sleep10-21swapper/111:05:341
702621170,1sleep1674-21dbus-daemon09:49:341
702621170,1sleep1674-21dbus-daemon09:49:341
816021070,1sleep3642-21systemd-logind10:31:423
85722900,0sleep00-21swapper/012:18:170
163962770,1sleep316398-21bash12:32:393
120392770,0sleep00-21swapper/010:56:350
183682760,0sleep30-21swapper/310:40:433
40002720,0sleep10-21swapper/111:25:551
319602610,0sleep10-21swapper/109:41:461
195432580,0sleep30-21swapper/309:30:063
58532570,0sleep20-21swapper/212:18:032
67522540,0sleep00-21swapper/009:56:220
63002540,0sleep30-21swapper/311:45:163
36302530,0sleep30-21swapper/311:50:303
193102530,1sleep319289-21sshd12:19:123
91762510,0sleep30-21swapper/310:17:283
11122510,1sleep11054-21sshd11:33:571
159292500,2sleep21003699cyclictest09:50:242
80682490,0sleep20-21swapper/209:17:402
70522490,0sleep00-21swapper/012:07:120
233722490,0sleep10-21swapper/110:41:101
233192490,0sleep00-21swapper/010:08:370
210932490,0sleep10-21swapper/111:49:181
206912480,0sleep30-21swapper/311:13:443
296732470,0sleep10-21swapper/110:39:011
248232470,0sleep00-21swapper/010:44:060
170222470,0sleep00-21swapper/011:32:320
71982460,0sleep10-21swapper/111:56:161
58212460,0sleep10-21swapper/109:22:471
152762460,0sleep00-21swapper/009:53:550
250112430,1sleep01002599cyclictest10:49:330
81502390,0sleep20-21swapper/211:12:382
292402390,0sleep30-21swapper/311:39:033
83752340,0sleep20-21swapper/210:39:592
961123114,7sleep20-21swapper/207:05:592
98442308,7sleep30-21swapper/307:08:573
97992266,7sleep00-21swapper/007:08:210
960022515,6sleep10-21swapper/107:05:501
279902230,2sleep21003699cyclictest09:37:542
64982220,0sleep10-21swapper/110:34:201
306452180,0sleep30-21swapper/310:05:503
228052180,0sleep10-21swapper/112:19:301
7072170,1sleep0706-21lspci11:53:020
65372170,0sleep30-21swapper/311:01:353
171752170,1sleep117170-21lspci12:10:461
157912170,0sleep10-21swapper/109:33:091
236092160,2sleep31004299cyclictest12:27:453
94842150,0sleep10-21swapper/111:23:431
325512150,0sleep20-21swapper/209:31:262
274342150,0sleep20-21swapper/211:44:242
227922150,0sleep20-21swapper/209:20:112
122632150,1sleep3401ktimersoftd/310:37:323
50032140,0sleep24999-21sshd11:26:012
247812140,0sleep20-21swapper/210:19:122
162032140,0sleep2311rcuc/211:05:102
161152140,0sleep3401ktimersoftd/311:16:013
153572130,0sleep315359-21bash09:24:293
10042991311,1cyclictest699-21gdbus10:02:123
1004299130,12cyclictest0-21swapper/312:09:423
1003699138,1cyclictest33-21ksoftirqd/210:54:332
10025991311,1cyclictest7554-21sshd10:50:440
10025991311,1cyclictest0-21swapper/012:36:040
1002599130,12cyclictest674-21dbus-daemon12:11:340
1002599130,12cyclictest12906-21lspci11:13:030
60442120,0sleep30-21swapper/311:28:553
107342120,0sleep00-21swapper/009:35:590
1004299120,11cyclictest0-21swapper/309:37:213
10036991210,1cyclictest26240-21bash12:33:302
10036991210,1cyclictest0-21swapper/212:38:192
1003699120,11cyclictest22386-21sshd11:35:392
1003699120,11cyclictest16597-21lspci11:32:302
1003299120,1cyclictest25337-21sshd10:05:181
10025991210,1cyclictest0-21swapper/011:20:140
1002599120,1cyclictest8148-21sshd09:28:430
1002599120,11cyclictest2600-21sshd10:23:030
1004299119,1cyclictest3991-21lspci11:42:223
1004299118,2cyclictest19759-21sshd11:05:213
1004299110,10cyclictest0-21swapper/310:48:413
1003699119,1cyclictest620-17auditd10:02:422
1003699112,1cyclictest33-21ksoftirqd/211:21:512
1003699111,1cyclictest131rcu_sched10:47:322
1003699110,2cyclictest22855-21sshd11:54:562
1003699110,10cyclictest0-21swapper/211:19:202
1003699110,10cyclictest0-21swapper/210:13:492
1003699110,10cyclictest0-21swapper/209:43:202
10032991110,0cyclictest0-21swapper/112:00:081
10032991110,0cyclictest0-21swapper/111:11:381
1003299110,10cyclictest0-21swapper/110:13:181
1003299110,10cyclictest0-21swapper/109:27:581
1003299110,0cyclictest0-21swapper/110:26:391
1002599119,1cyclictest7611-21sshd12:20:540
1002599110,10cyclictest0-21swapper/012:26:030
1002599110,10cyclictest0-21swapper/011:03:430
1004299109,0cyclictest0-21swapper/312:39:013
1004299109,0cyclictest0-21swapper/309:54:513
1004299108,1cyclictest25670-21bash10:25:023
1004299108,1cyclictest24619-21sshd12:14:113
1004299108,1cyclictest1-21systemd12:23:523
1004299108,1cyclictest0-21swapper/311:32:513
1004299100,9cyclictest0-21swapper/308:02:313
1004299100,0cyclictest0-21swapper/310:54:123
1004299100,0cyclictest0-21swapper/309:28:523
1003699108,1cyclictest33-21ksoftirqd/210:25:002
1003699108,1cyclictest33-21ksoftirqd/209:56:072
1003699107,1cyclictest33-21ksoftirqd/212:05:142
1003699101,1cyclictest33-21ksoftirqd/211:55:072
1003699101,1cyclictest131rcu_sched10:32:542
10036991010,0cyclictest0-21swapper/210:29:402
1003699100,1cyclictest131rcu_sched11:03:132
1003299109,0cyclictest0-21swapper/111:18:491
1003299109,0cyclictest0-21swapper/111:02:181
1003299109,0cyclictest0-21swapper/110:46:181
1003299109,0cyclictest0-21swapper/110:21:481
1003299109,0cyclictest0-21swapper/109:57:281
1003299108,1cyclictest674-21dbus-daemon12:07:491
1002599109,0cyclictest0-21swapper/009:47:040
1002599109,0cyclictest0-21swapper/009:47:030
1002599109,0cyclictest0-21swapper/008:20:130
1002599108,1cyclictest0-21swapper/010:37:030
1002599100,0cyclictest0-21swapper/011:08:240
100429998,0cyclictest17827-21lspci09:47:123
100429998,0cyclictest17827-21lspci09:47:113
100429998,0cyclictest0-21swapper/312:04:313
100429998,0cyclictest0-21swapper/310:56:213
100429998,0cyclictest0-21swapper/309:43:423
100429998,0cyclictest0-21swapper/307:19:313
100429994,4cyclictest674-21dbus-daemon10:10:523
100369998,0cyclictest1421-21sshd12:23:102
100369998,0cyclictest0-21swapper/212:13:492
100369997,1cyclictest33-21ksoftirqd/212:04:452
100369997,1cyclictest33-21ksoftirqd/209:45:592
100369997,1cyclictest33-21ksoftirqd/209:45:592
100369991,1cyclictest131rcu_sched10:59:352
100329997,1cyclictest5096-21grepconf.sh12:37:091
100329997,1cyclictest16664-21sshd11:37:581
100259998,0cyclictest0-21swapper/011:40:030
100259998,0cyclictest0-21swapper/011:36:530
100259997,1cyclictest0-21swapper/009:43:330
100259996,2cyclictest674-21dbus-daemon11:48:560
100259991,4cyclictest674-21dbus-daemon08:55:000
100429985,2cyclictest660-21avahi-daemon09:57:153
100429985,2cyclictest41-21ksoftirqd/311:22:453
100369986,1cyclictest33-21ksoftirqd/212:25:022
100369986,1cyclictest33-21ksoftirqd/211:45:052
100369986,1cyclictest33-21ksoftirqd/210:07:062
100369986,1cyclictest33-21ksoftirqd/209:25:162
100329987,0cyclictest0-21swapper/111:50:381
100329987,0cyclictest0-21swapper/109:53:191
100329987,0cyclictest0-21swapper/109:39:181
100329986,1cyclictest25025-21kworker/1:009:11:031
100329986,1cyclictest12573-21lspci12:32:181
100329985,2cyclictest660-21avahi-daemon12:24:371
100329984,3cyclictest21369-21sshd11:41:041
100329984,1cyclictest660-21avahi-daemon12:27:071
100259987,0cyclictest0-21swapper/012:30:530
100259987,0cyclictest0-21swapper/010:02:030
100259986,1cyclictest699-21gdbus12:02:130
100259986,1cyclictest642-21systemd-logind11:55:540
100259986,1cyclictest26188-21lspci10:25:040
100259985,2cyclictest699-21gdbus11:28:440
21097270,1sleep121101-21cpuspeed_turbos07:35:131
100429975,1cyclictest26097-21sshd09:15:143
100429975,1cyclictest0-21swapper/308:14:523
100429974,2cyclictest649-21polkitd09:10:573
100429974,1cyclictest674-21dbus-daemon11:55:333
100369976,0cyclictest0-21swapper/207:52:192
100369975,1cyclictest33-21ksoftirqd/209:05:002
100369975,1cyclictest33-21ksoftirqd/208:49:592
100369970,6cyclictest27715-21kworker/2:309:12:572
100369970,1cyclictest14624-21munin-run07:20:002
100329975,1cyclictest8710-21kworker/1:010:15:361
100329975,1cyclictest25025-21kworker/1:009:16:341
100329973,1cyclictest660-21avahi-daemon10:00:021
100329973,1cyclictest10323-21sshd10:50:591
100259976,0cyclictest27511-21kworker/0:309:22:550
100259975,1cyclictest660-21avahi-daemon10:30:330
100259975,1cyclictest30557-21sshd10:16:170
100259974,2cyclictest674-21dbus-daemon09:31:260
100259974,2cyclictest17836-21sshd10:11:260
11011260,4sleep211272-21df08:30:112
100429965,0cyclictest0-21swapper/308:26:323
100429964,1cyclictest699-21gdbus08:54:593
100429963,2cyclictest1002-21snmpd09:04:323
100429963,2cyclictest1002-21snmpd08:45:373
100429963,2cyclictest1002-21snmpd08:37:383
100429963,2cyclictest1002-21snmpd08:32:343
100429963,2cyclictest1002-21snmpd08:16:513
100429960,5cyclictest0-21swapper/308:08:513
100369965,0cyclictest0-21swapper/208:20:192
100369964,1cyclictest33-21ksoftirqd/208:15:012
100369964,1cyclictest33-21ksoftirqd/207:50:012
100369963,2cyclictest1002-21snmpd08:08:422
100369963,2cyclictest1002-21snmpd07:57:242
100369963,2cyclictest1002-21snmpd07:41:382
100329964,1cyclictest7806-21ntp_states08:20:161
100329963,2cyclictest1002-21snmpd08:49:551
100329963,2cyclictest1002-21snmpd08:01:041
100329960,5cyclictest0-21swapper/107:11:091
100259966,0cyclictest2655-21kworker/0:008:15:150
100259966,0cyclictest14831-21kworker/0:208:41:290
100259966,0cyclictest14637-21kworker/0:308:06:380
100259966,0cyclictest14637-21kworker/0:307:55:120
100259964,1cyclictest674-21dbus-daemon07:30:000
100259964,1cyclictest4081-21lspci11:15:050
100259964,1cyclictest31607-21mii-tool08:00:130
100259963,2cyclictest660-21avahi-daemon09:15:270
100259963,2cyclictest27302-21sshd09:10:000
100259963,2cyclictest1002-21snmpd07:21:080
100259960,4cyclictest674-21dbus-daemon07:49:550
100259960,1cyclictest25048-21munin-run09:04:590
28206250,0sleep10-21swapper/107:50:181
100429954,0cyclictest0-21swapper/308:20:523
100429954,0cyclictest0-21swapper/307:23:023
100429953,1cyclictest25731-21cat09:05:153
100429953,1cyclictest25497-21mii-tool07:45:153
100429953,1cyclictest23442-21cat07:40:123
100429953,1cyclictest21440-21cat07:35:143
100429953,1cyclictest19374-21cat07:30:163
100429953,1cyclictest1082-21lldpd07:55:063
100429953,1cyclictest1082-21lldpd07:11:183
100429953,1cyclictest1002-21snmpd07:50:273
100429952,2cyclictest15357-21df08:40:123
100429952,2cyclictest1002-21snmpd07:25:473
100369954,0cyclictest0-21swapper/208:17:292
100369953,1cyclictest9462-21cat08:25:162
100369953,1cyclictest649-21polkitd08:50:002
100369953,1cyclictest25730-21cat09:05:162
100369953,1cyclictest17352-21mii-tool07:25:122
100369953,1cyclictest1705-21sendmail07:11:222
100369953,1cyclictest14851-21/usr/sbin/munin07:20:142
100369953,1cyclictest1002-21snmpd08:58:522
100369953,1cyclictest1002-21snmpd08:40:402
100369953,1cyclictest1002-21snmpd08:36:262
100369953,1cyclictest1002-21snmpd07:36:542
100369953,1cyclictest1002-21snmpd07:30:292
100369952,2cyclictest1002-21snmpd08:01:072
100329955,0cyclictest20943-21kworker/1:208:55:151
100329954,0cyclictest30880-21kworker/1:008:10:181
100329953,1cyclictest26805-21kworker/1:207:55:151
100329953,1cyclictest23477-21cat07:40:121
100329953,1cyclictest19653-21cat08:50:161
100329953,1cyclictest17331-21cat07:25:121
100329953,1cyclictest11502-21cat08:30:131
100329953,1cyclictest1002-21snmpd09:00:521
100329953,1cyclictest1002-21snmpd08:40:231
100329953,1cyclictest1002-21snmpd08:35:051
100329953,1cyclictest1002-21snmpd08:26:101
100329953,1cyclictest1002-21snmpd08:05:571
100329953,1cyclictest1002-21snmpd07:30:471
100329953,1cyclictest1002-21snmpd07:17:501
100329952,2cyclictest26417-21users07:45:211
100329951,3cyclictest0-21swapper/109:05:171
100329951,1cyclictest0-21swapper/108:15:261
100329950,4cyclictest14851-21/usr/sbin/munin07:20:221
100259955,0cyclictest8719-21kworker/0:108:35:560
100259955,0cyclictest8719-21kworker/0:108:30:160
100259955,0cyclictest7897-21kworker/0:107:10:250
100259955,0cyclictest2655-21kworker/0:008:10:120
100259955,0cyclictest18904-21kworker/0:008:55:120
100259955,0cyclictest14831-21kworker/0:208:47:500
100259955,0cyclictest14637-21kworker/0:307:40:280
100259955,0cyclictest14637-21kworker/0:307:35:370
100259955,0cyclictest14637-21kworker/0:307:25:170
100259955,0cyclictest12006-21kworker/0:007:15:100
100259953,1cyclictest27552-21cat07:50:130
100259953,1cyclictest1002-21snmpd08:26:560
100259952,2cyclictest26550-21grep09:05:210
100429942,1cyclictest19169-21wc08:50:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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