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2025-12-05 - 22:56
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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 Fri Dec 05, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1113021040,1sleep311126-21lspci09:32:383
49442730,1sleep341-21ksoftirqd/309:24:493
266892730,0sleep30-21swapper/310:44:113
269082650,2sleep3472499cyclictest11:59:253
204422590,0sleep30-21swapper/309:57:573
303102570,0sleep20-21swapper/210:13:022
272502570,0sleep10-21swapper/111:59:271
315202560,0sleep10-21swapper/109:41:371
82832550,0sleep30-21swapper/310:56:413
306712550,0sleep030669-21sshd10:44:360
158752550,0sleep20-21swapper/211:16:022
65512540,0sleep00-21swapper/010:35:030
69262530,0sleep30-21swapper/309:18:043
178022530,0sleep10-21swapper/109:33:241
215382520,1sleep021536-21sshd09:40:320
310272510,0sleep0111rcuc/009:52:050
172092510,1sleep317210-21bash09:50:283
240672480,2sleep2472399cyclictest10:08:502
231482480,0sleep00-21swapper/010:08:440
149752480,0sleep30-21swapper/312:08:543
220062400,0sleep10-21swapper/110:47:141
267032370,1sleep326705-21bash11:17:153
42242309,7sleep00-21swapper/007:05:080
458922614,7sleep20-21swapper/207:09:392
442422311,7sleep30-21swapper/307:07:403
455222211,6sleep10-21swapper/107:09:141
195512220,0sleep00-21swapper/012:39:030
229732190,0sleep30-21swapper/310:19:123
4718991816,1cyclictest23061-21lspci09:37:180
7612170,0sleep10-21swapper/112:07:201
260052170,0sleep10-21swapper/112:29:511
137402170,1sleep0101ktimersoftd/009:22:140
4723991615,0cyclictest523-40kipmi012:29:142
161222160,0sleep30-21swapper/309:40:033
141332160,2sleep275650irq/25-eno1-tx-11:33:482
4723991514,0cyclictest26523-21lspci10:54:552
4723991514,0cyclictest20486-21lspci11:01:342
4723991514,0cyclictest18716-21lspci12:09:182
4718991514,0cyclictest9060-21lspci10:24:410
326222150,0sleep30-21swapper/312:20:363
272552150,0sleep20-21swapper/210:26:402
272552150,0sleep20-21swapper/210:26:402
161352150,0sleep00-21swapper/010:15:000
4724991410,3cyclictest616-17auditd12:00:143
4723991413,0cyclictest32755-21lspci09:59:162
4723991413,0cyclictest18857-21lspci10:01:112
280982140,0sleep20-21swapper/211:45:182
261022140,0sleep026103-21sshd11:48:280
229432140,0sleep20-21swapper/210:40:182
118072140,0sleep30-21swapper/311:43:433
87192130,0sleep20-21swapper/209:10:182
4723991312,0cyclictest30743-21lspci11:14:122
4723991312,0cyclictest19859-21lspci10:15:182
472299130,1cyclictest0-21swapper/110:18:491
127572130,0sleep212759-21bash09:36:132
52242120,0sleep10-21swapper/110:34:561
472499120,1cyclictest8277-21sshd09:14:343
472499120,11cyclictest2232-21cp11:35:543
472399120,11cyclictest619-17sedispatch12:14:252
472399120,11cyclictest619-17sedispatch09:30:442
472399120,11cyclictest0-21swapper/212:20:252
472399120,11cyclictest0-21swapper/211:51:452
472399120,11cyclictest0-21swapper/210:56:052
472299120,1cyclictest29978-21sshd09:27:391
472299120,1cyclictest19510-21cp10:25:491
472299120,1cyclictest19510-21cp10:25:491
4718991210,1cyclictest29404-21tty10:48:010
4718991210,1cyclictest0-21swapper/011:36:320
471899120,1cyclictest7571-21sshd10:52:410
471899120,11cyclictest0-21swapper/011:02:420
4724991110,0cyclictest75550irq/24-eno1-rx-09:26:243
4724991110,0cyclictest0-21swapper/312:39:543
472499110,10cyclictest75550irq/24-eno1-rx-10:11:543
4723991110,0cyclictest0-21swapper/212:03:052
4723991110,0cyclictest0-21swapper/210:30:242
472399110,10cyclictest20248-21sshd09:15:442
472299119,1cyclictest30175-21lspci11:17:391
472299119,1cyclictest15300-21lspci10:04:191
472299119,1cyclictest0-21swapper/109:46:191
472299110,10cyclictest0-21swapper/111:29:091
472299110,10cyclictest0-21swapper/110:58:291
471899119,1cyclictest20379-21sshd09:19:310
4718991110,0cyclictest17460-21lspci12:12:450
4718991110,0cyclictest14561-21lspci12:01:280
4718991110,0cyclictest0-21swapper/012:21:120
4718991110,0cyclictest0-21swapper/010:04:210
471899110,0cyclictest11445-21lspci12:05:020
471899110,0cyclictest0-21swapper/009:12:010
237382110,1sleep323718-21sshd10:50:563
61962100,0sleep20-21swapper/211:07:372
472499109,0cyclictest0-21swapper/312:18:443
472499109,0cyclictest0-21swapper/311:23:443
472499109,0cyclictest0-21swapper/311:00:543
472499108,1cyclictest775-21sshd10:06:143
472499100,0cyclictest0-21swapper/312:12:443
472499100,0cyclictest0-21swapper/311:49:243
472399109,0cyclictest0-21swapper/210:49:042
472399109,0cyclictest0-21swapper/209:46:542
472399109,0cyclictest0-21swapper/209:27:342
472299109,0cyclictest0-21swapper/112:16:191
472299109,0cyclictest0-21swapper/112:10:191
472299109,0cyclictest0-21swapper/111:12:491
472299109,0cyclictest0-21swapper/110:06:491
472299109,0cyclictest0-21swapper/109:57:291
472299109,0cyclictest0-21swapper/109:35:091
472299108,1cyclictest0-21swapper/110:21:591
472299100,9cyclictest0-21swapper/110:39:491
472299100,0cyclictest0-21swapper/111:09:491
472299100,0cyclictest0-21swapper/109:12:391
471899109,0cyclictest0-21swapper/009:27:010
4718991010,0cyclictest0-21swapper/010:28:110
4718991010,0cyclictest0-21swapper/010:28:110
47249998,0cyclictest0-21swapper/311:30:243
47249998,0cyclictest0-21swapper/310:03:443
47249998,0cyclictest0-21swapper/307:10:133
47249997,1cyclictest26614-21lspci12:26:343
47239998,0cyclictest0-21swapper/210:35:042
47239997,1cyclictest33-21ksoftirqd/212:38:482
47239997,1cyclictest33-21ksoftirqd/211:24:142
47239997,1cyclictest33-21ksoftirqd/210:24:302
47239997,1cyclictest33-21ksoftirqd/209:54:592
47239997,1cyclictest33-21ksoftirqd/209:42:252
47239996,1cyclictest33-21ksoftirqd/212:31:512
47239996,1cyclictest33-21ksoftirqd/211:29:072
47229998,0cyclictest0-21swapper/111:51:491
47229998,0cyclictest0-21swapper/107:54:591
47229995,3cyclictest649-21avahi-daemon11:38:281
47189998,0cyclictest0-21swapper/011:54:220
47189998,0cyclictest0-21swapper/011:40:120
47189998,0cyclictest0-21swapper/011:32:520
47189998,0cyclictest0-21swapper/011:24:220
47189998,0cyclictest0-21swapper/011:14:420
47189998,0cyclictest0-21swapper/010:56:110
47189998,0cyclictest0-21swapper/010:18:510
47189998,0cyclictest0-21swapper/009:57:310
47189994,2cyclictest5961-21sshd09:49:230
47249987,0cyclictest0-21swapper/308:13:433
47249986,1cyclictest3927-21lspci12:30:473
47249985,2cyclictest649-21avahi-daemon11:10:223
47249985,2cyclictest649-21avahi-daemon10:33:313
47249985,2cyclictest646-21dbus-daemon11:05:193
47249980,7cyclictest0-21swapper/308:25:243
47239986,1cyclictest33-21ksoftirqd/212:15:212
47239986,1cyclictest33-21ksoftirqd/209:23:122
47239986,1cyclictest26180-21lspci11:35:062
47239985,2cyclictest649-21avahi-daemon11:55:172
47239985,1cyclictest33-21ksoftirqd/211:44:152
47229987,0cyclictest0-21swapper/112:01:591
47229987,0cyclictest0-21swapper/111:45:391
47229987,0cyclictest0-21swapper/109:17:391
47229986,1cyclictest23112-21lspci11:20:281
47229986,1cyclictest15410-21grep10:50:061
47229985,2cyclictest649-21avahi-daemon12:24:381
47229985,2cyclictest649-21avahi-daemon11:01:091
47229985,2cyclictest10711-21sshd10:42:291
47189987,0cyclictest0-21swapper/012:30:520
47189987,0cyclictest0-21swapper/011:19:320
47189987,0cyclictest0-21swapper/011:06:520
47189986,1cyclictest9-21ksoftirqd/012:28:440
47189986,1cyclictest9-21ksoftirqd/011:27:320
47189985,2cyclictest649-21avahi-daemon11:59:190
47189980,4cyclictest11187-21idleruntime-cro07:35:000
47249976,0cyclictest0-21swapper/309:45:443
47249975,1cyclictest649-21avahi-daemon11:27:293
47249975,1cyclictest20003-21lspci10:47:013
47249974,2cyclictest649-21avahi-daemon09:35:023
47239975,1cyclictest33-21ksoftirqd/208:20:002
47229975,1cyclictest646-21dbus-daemon12:35:591
47229975,1cyclictest443-21systemd-journal10:11:151
47229975,1cyclictest24628-21sshd11:41:351
47229974,2cyclictest684-21polkitd11:31:401
47229973,3cyclictest684-21polkitd12:30:551
47189976,0cyclictest0-21swapper/008:48:310
47189976,0cyclictest0-21swapper/007:10:410
47189975,1cyclictest9-21ksoftirqd/012:16:330
47189975,1cyclictest9-21ksoftirqd/010:31:120
47189974,2cyclictest649-21avahi-daemon09:30:140
47189971,3cyclictest0-21swapper/007:49:590
3868270,0sleep30-21swapper/311:53:163
47249964,1cyclictest8509-21sshd10:35:143
47249964,1cyclictest31751-21sshd10:20:083
47249964,1cyclictest12271-21lspci10:25:083
47249964,1cyclictest12271-21lspci10:25:083
47249963,2cyclictest646-21dbus-daemon07:45:003
47249963,2cyclictest17299-21snmpd09:04:413
47249963,2cyclictest17299-21snmpd07:18:143
47249960,5cyclictest0-21swapper/307:28:533
47249960,0cyclictest0-21swapper/307:36:433
47239963,2cyclictest646-21dbus-daemon09:06:232
47239963,2cyclictest17299-21snmpd08:07:402
47229965,0cyclictest0-21swapper/108:53:391
47229965,0cyclictest0-21swapper/107:41:381
47229964,1cyclictest649-21avahi-daemon09:50:111
47229964,1cyclictest646-21dbus-daemon08:20:001
47229964,1cyclictest26000-21sshd09:20:081
47229962,3cyclictest700-21gdbus09:06:381
47229960,5cyclictest0-21swapper/107:57:191
47229960,0cyclictest0-21swapper/108:32:391
47189960,5cyclictest0-21swapper/008:19:010
47249954,0cyclictest0-21swapper/308:00:133
47249953,1cyclictest649-21avahi-daemon09:06:093
47249953,1cyclictest649-21avahi-daemon07:50:203
47249953,1cyclictest29002-21cat08:55:113
47249953,1cyclictest25310-21wc08:40:123
47249953,1cyclictest17299-21snmpd08:46:233
47249953,1cyclictest17299-21snmpd08:38:523
47249953,1cyclictest17299-21snmpd08:30:073
47249953,1cyclictest17299-21snmpd08:20:283
47249953,1cyclictest17299-21snmpd08:05:213
47249953,1cyclictest17299-21snmpd07:57:003
47249953,1cyclictest17299-21snmpd07:45:093
47249952,2cyclictest17299-21snmpd08:17:553
47249952,2cyclictest17299-21snmpd07:23:473
47249950,0cyclictest0-21swapper/308:51:243
47239953,1cyclictest4900-21/usr/sbin/munin07:10:152
47239953,1cyclictest22237-21entropy08:25:122
47239953,1cyclictest17299-21snmpd09:01:232
47239953,1cyclictest17299-21snmpd08:59:052
47239953,1cyclictest17299-21snmpd08:50:112
47239953,1cyclictest17299-21snmpd08:46:112
47239953,1cyclictest17299-21snmpd08:36:342
47239953,1cyclictest17299-21snmpd08:31:342
47239953,1cyclictest17299-21snmpd08:20:312
47239953,1cyclictest17299-21snmpd08:12:042
47239953,1cyclictest17299-21snmpd08:01:242
47239953,1cyclictest17299-21snmpd07:56:332
47239953,1cyclictest17299-21snmpd07:50:062
47239953,1cyclictest17299-21snmpd07:47:182
47239953,1cyclictest17299-21snmpd07:44:272
47239953,1cyclictest17299-21snmpd07:35:502
47239953,1cyclictest17299-21snmpd07:33:112
47239953,1cyclictest17299-21snmpd07:22:142
47239953,1cyclictest1017-21runrttasks07:27:222
47239950,2cyclictest6971-21ntp_states07:15:002
47239950,1cyclictest25257-21/usr/sbin/munin08:40:172
47229954,0cyclictest0-21swapper/108:41:591
47229953,1cyclictest17299-21snmpd08:35:431
47229953,1cyclictest17299-21snmpd08:25:161
47229953,1cyclictest17299-21snmpd08:20:041
47229953,1cyclictest17299-21snmpd08:13:041
47229953,1cyclictest17299-21snmpd08:01:061
47229953,1cyclictest17299-21snmpd07:46:421
47229953,1cyclictest17299-21snmpd07:36:541
47229953,1cyclictest17299-21snmpd07:32:081
47229953,1cyclictest17299-21snmpd07:27:081
47229953,1cyclictest17299-21snmpd07:21:351
47229953,1cyclictest17299-21snmpd07:16:231
47229953,1cyclictest17299-21snmpd07:11:381
47229952,2cyclictest17299-21snmpd08:45:021
47229950,0cyclictest0-21swapper/109:03:091
47229950,0cyclictest0-21swapper/108:59:191
47189955,0cyclictest0-21swapper/008:05:110
47189953,1cyclictest646-21dbus-daemon07:40:000
47189953,1cyclictest22445-21cat08:25:130
47189953,1cyclictest19133-21mii-tool08:10:120
47189953,1cyclictest17299-21snmpd09:06:080
47189953,1cyclictest17299-21snmpd09:00:560
47189953,1cyclictest17299-21snmpd08:55:080
47189953,1cyclictest17299-21snmpd08:50:590
47189953,1cyclictest17299-21snmpd08:41:050
47189953,1cyclictest17299-21snmpd08:39:220
47189953,1cyclictest17299-21snmpd08:30:550
47189953,1cyclictest17299-21snmpd08:23:370
47189953,1cyclictest17299-21snmpd07:41:030
47189953,1cyclictest17299-21snmpd07:27:020
47189953,1cyclictest1053-21lldpd07:56:360
47189953,1cyclictest1053-21lldpd07:15:580
47189950,4cyclictest8551-21wc07:25:000
47189950,4cyclictest17794-21munin-run08:05:000
47189950,0cyclictest0-21swapper/007:50:210
47249942,1cyclictest17299-21snmpd07:32:023
47229942,1cyclictest17299-21snmpd08:05:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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