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2025-12-22 - 14:20
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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 Mon Dec 22, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
79712970,0sleep07880-21sshd10:59:300
9002780,0sleep20-21swapper/209:46:462
42322770,1sleep3391rcuc/310:37:303
13912760,0sleep20-21swapper/209:40:022
69562650,0sleep20-21swapper/211:26:362
132912580,0sleep213268-21sshd11:59:492
47782550,0sleep10-21swapper/107:30:141
248332540,0sleep0111rcuc/010:06:280
118452530,1sleep2321ktimersoftd/212:02:202
231072520,0sleep00-21swapper/011:41:320
123322520,1sleep012324-21sshd12:37:480
45172510,1sleep14511-21lspci09:40:171
167662510,0sleep20-21swapper/210:09:062
153242510,1sleep115309-21sshd10:43:531
83312500,0sleep10-21swapper/110:04:481
6612500,0sleep20-21swapper/209:33:052
302142500,0sleep30-21swapper/310:07:033
24172490,0sleep00-21swapper/012:04:190
218932490,0sleep30-21swapper/312:05:593
162092490,0sleep10-21swapper/109:38:081
134242490,0sleep10-21swapper/112:18:531
74082480,5sleep375750irq/24-eno1-rx-10:32:213
254862480,0sleep20-21swapper/211:11:542
101602480,0sleep10-21swapper/112:26:421
311042470,0sleep10-21swapper/111:23:141
244442470,0sleep30-21swapper/309:39:023
104572470,0sleep00-21swapper/010:43:280
3302460,0sleep00-21swapper/010:00:220
69292410,0sleep20-21swapper/212:29:122
245292400,1sleep124528-21grepconf.sh11:03:431
221702390,0sleep00-21swapper/012:33:100
285292340,0sleep20-21swapper/210:55:432
96262320,0sleep10-21swapper/111:05:131
85172290,0sleep28516-21grepconf.sh11:34:572
157482290,0sleep20-21swapper/211:51:472
275452287,6sleep00-21swapper/007:08:410
271362280,0sleep30-21swapper/311:55:253
97792240,8sleep375750irq/24-eno1-rx-12:26:403
2737922311,7sleep30-21swapper/307:06:363
2730422311,7sleep20-21swapper/207:05:392
2726722210,7sleep10-21swapper/107:05:221
101362220,1sleep310047-21sshd12:13:113
58482200,0sleep30-21swapper/309:33:373
229152200,0sleep30-21swapper/311:30:373
212362200,0sleep20-21swapper/210:41:382
248932190,0sleep224894-21systemd-cgroups11:06:252
217582190,1sleep021754-21sshd10:19:570
322622180,0sleep10-21swapper/110:31:441
220232180,1sleep01026-21sshd11:11:350
59222170,3sleep15920-21lspci10:56:341
274482160,0sleep10-21swapper/111:25:341
256142160,0sleep30-21swapper/311:44:323
123102160,0sleep312305-21sshd12:21:293
58702150,0sleep05867-21lspci10:35:000
286062150,10sleep375750irq/24-eno1-rx-10:23:203
113322150,0sleep31026-21sshd09:26:103
64272140,0sleep30-21swapper/309:20:003
319412140,0sleep30-21swapper/309:53:333
129682140,0sleep212963-21sshd11:46:062
64262130,0sleep00-21swapper/010:53:580
64262130,0sleep00-21swapper/010:53:570
2776799130,12cyclictest0-21swapper/311:17:063
27764991311,1cyclictest0-21swapper/209:18:012
103682130,0sleep10-21swapper/109:54:421
2776799120,1cyclictest3369-21lspci10:50:563
2776799120,1cyclictest3369-21lspci10:50:553
2776799120,11cyclictest1-21systemd11:37:153
2776799120,11cyclictest0-21swapper/311:52:353
2776499120,11cyclictest0-21swapper/210:30:222
2776499120,11cyclictest0-21swapper/209:56:512
27758991210,1cyclictest7229-21lspci11:48:231
27754991210,1cyclictest20843-21sshd11:35:530
27754991210,1cyclictest19649-21bash11:00:230
2775499120,11cyclictest0-21swapper/011:08:040
174412120,1sleep1699-21gdbus12:21:551
114892120,0sleep10-21swapper/107:45:201
2776799119,1cyclictest1556-21bash11:01:463
27767991110,0cyclictest0-21swapper/312:33:263
27767991110,0cyclictest0-21swapper/310:00:353
2776799110,10cyclictest0-21swapper/311:45:353
2776799110,10cyclictest0-21swapper/311:05:353
2776799110,0cyclictest0-21swapper/309:46:153
2776499119,1cyclictest674-21dbus-daemon12:33:122
27764991110,0cyclictest0-21swapper/211:24:512
2776499110,10cyclictest11692-21lspci12:10:312
2776499110,10cyclictest0-21swapper/210:54:322
2776499110,10cyclictest0-21swapper/210:54:312
2776499110,10cyclictest0-21swapper/210:00:412
2776499110,10cyclictest0-21swapper/207:20:312
2776499110,10cyclictest0-21swapper/207:20:312
2776499110,0cyclictest0-21swapper/212:37:222
2775899110,10cyclictest0-21swapper/111:40:441
2775899110,10cyclictest0-21swapper/110:50:341
2775899110,10cyclictest0-21swapper/110:50:331
2775899110,10cyclictest0-21swapper/110:20:041
2775899110,10cyclictest0-21swapper/109:48:431
2775899110,10cyclictest0-21swapper/109:16:131
27754991110,0cyclictest0-21swapper/010:25:230
27754991110,0cyclictest0-21swapper/008:35:230
2775499110,10cyclictest0-21swapper/010:10:430
2775499110,10cyclictest0-21swapper/009:43:530
2775499110,10cyclictest0-21swapper/009:19:030
2776799109,0cyclictest0-21swapper/311:20:553
2776799100,9cyclictest0-21swapper/311:28:563
2776799100,0cyclictest0-21swapper/310:17:163
2776799100,0cyclictest0-21swapper/309:12:053
2776499109,0cyclictest0-21swapper/211:41:122
2776499109,0cyclictest0-21swapper/210:17:222
2776499108,1cyclictest1559-21lspci11:37:012
2776499100,0cyclictest0-21swapper/208:20:212
2775899109,0cyclictest0-21swapper/112:36:541
2775899109,0cyclictest0-21swapper/111:55:241
2775899109,0cyclictest0-21swapper/110:12:031
2775899108,1cyclictest24828-21sshd12:06:131
2775899100,0cyclictest0-21swapper/111:36:331
2775899100,0cyclictest0-21swapper/109:59:541
2775499109,0cyclictest0-21swapper/011:31:440
2775499109,0cyclictest0-21swapper/011:19:340
2775499108,1cyclictest781-21sshd12:09:430
2775499100,9cyclictest0-21swapper/007:25:240
2775499100,0cyclictest0-21swapper/010:49:340
2775499100,0cyclictest0-21swapper/009:47:240
277679998,0cyclictest0-21swapper/310:26:453
277679998,0cyclictest0-21swapper/310:12:453
277679998,0cyclictest0-21swapper/309:42:463
277679997,1cyclictest4022-21sshd12:18:053
277679997,1cyclictest20516-21lspci12:03:053
277679997,1cyclictest11883-21grepconf.sh10:43:363
277679996,2cyclictest660-21avahi-daemon11:11:503
277649998,0cyclictest0-21swapper/212:06:422
277649998,0cyclictest0-21swapper/210:47:112
277649998,0cyclictest0-21swapper/209:53:022
277649998,0cyclictest0-21swapper/209:11:522
277649998,0cyclictest0-21swapper/207:46:212
277649997,1cyclictest674-21dbus-daemon10:23:412
277649995,2cyclictest5985-21sshd10:14:502
277589998,0cyclictest0-21swapper/111:12:331
277589998,0cyclictest0-21swapper/109:23:041
277589998,0cyclictest0-21swapper/109:23:031
277589995,3cyclictest1674-21sshd12:34:111
277549998,0cyclictest0-21swapper/012:25:230
277549998,0cyclictest0-21swapper/011:55:040
277549998,0cyclictest0-21swapper/011:27:330
277549998,0cyclictest0-21swapper/008:55:330
277549997,1cyclictest9-21ksoftirqd/011:46:340
277549990,0cyclictest0-21swapper/007:38:330
7734280,1sleep1231rcuc/111:51:061
31446280,0sleep10-21swapper/110:37:041
277679986,1cyclictest17609-21lspci10:46:443
277679985,2cyclictest660-21avahi-daemon10:56:113
277679985,2cyclictest660-21avahi-daemon09:55:043
277679984,3cyclictest649-21polkitd12:39:003
277649987,0cyclictest0-21swapper/212:17:512
277649987,0cyclictest0-21swapper/207:27:322
277649986,1cyclictest22985-21lspci09:35:202
277649985,2cyclictest660-21avahi-daemon11:16:472
277649985,2cyclictest660-21avahi-daemon10:35:172
277649980,7cyclictest0-21swapper/208:10:512
277649980,0cyclictest0-21swapper/208:51:212
277589986,1cyclictest660-21avahi-daemon09:27:361
277589985,2cyclictest660-21avahi-daemon11:31:461
277589985,2cyclictest660-21avahi-daemon09:33:031
277589984,3cyclictest1426-21sshd10:26:261
277549986,1cyclictest9-21ksoftirqd/009:50:130
277549986,1cyclictest7646-21lspci10:21:340
277549986,1cyclictest10161-21sh07:45:010
277549985,2cyclictest660-21avahi-daemon12:12:130
277549985,2cyclictest660-21avahi-daemon09:33:360
277679976,0cyclictest0-21swapper/308:34:563
277679975,1cyclictest660-21avahi-daemon09:22:193
277679975,1cyclictest660-21avahi-daemon09:22:183
277649976,0cyclictest0-21swapper/209:04:212
277649976,0cyclictest0-21swapper/207:35:412
277649976,0cyclictest0-21swapper/207:30:212
277649975,1cyclictest660-21avahi-daemon11:00:182
277649975,1cyclictest33-21ksoftirqd/210:29:272
277649975,1cyclictest32548-21lspci12:20:252
277649974,2cyclictest660-21avahi-daemon09:22:132
277649974,2cyclictest660-21avahi-daemon09:22:122
277589975,1cyclictest660-21avahi-daemon12:10:021
277589975,1cyclictest660-21avahi-daemon09:11:191
277589975,1cyclictest30772-21lspci10:45:121
277589975,1cyclictest1-21systemd10:16:241
277589974,2cyclictest1-21systemd10:05:181
277589973,2cyclictest26803-21sshd12:00:511
277589972,4cyclictest674-21dbus-daemon11:15:071
277549976,1cyclictest3285-21lspci09:57:190
277549976,0cyclictest0-21swapper/011:23:230
277549975,1cyclictest660-21avahi-daemon12:15:110
277549975,1cyclictest660-21avahi-daemon10:35:360
277549975,1cyclictest649-21polkitd09:29:420
277549975,1cyclictest29237-21sshd11:50:140
277549974,2cyclictest660-21avahi-daemon09:24:540
277549974,2cyclictest660-21avahi-daemon09:24:530
277549974,2cyclictest649-21polkitd09:10:210
277549973,3cyclictest15014-21sshd09:38:010
2581270,1sleep02785-21id12:20:390
277679964,1cyclictest699-21gdbus09:00:013
277679964,1cyclictest649-21polkitd08:19:553
277679964,1cyclictest1002-21snmpd08:02:413
277679963,2cyclictest1002-21snmpd09:00:203
277679963,2cyclictest1002-21snmpd08:36:503
277679963,2cyclictest1002-21snmpd08:21:493
277679963,2cyclictest1002-21snmpd07:32:453
277649965,0cyclictest0-21swapper/208:39:212
277649965,0cyclictest0-21swapper/207:41:022
277649964,1cyclictest7508-21lspci09:25:272
277649964,1cyclictest32348-21perf07:20:012
277649964,1cyclictest14943-21mii-tool07:55:132
277649963,2cyclictest1002-21snmpd08:04:492
277589963,2cyclictest1002-21snmpd08:48:061
277549966,0cyclictest16249-21kworker/0:108:22:070
277549963,2cyclictest1002-21snmpd08:18:340
277549963,2cyclictest1002-21snmpd08:09:200
277549963,2cyclictest1002-21snmpd07:57:380
277549963,2cyclictest1002-21snmpd07:50:480
277679954,0cyclictest0-21swapper/308:40:463
277679954,0cyclictest0-21swapper/307:17:363
277679953,1cyclictest8817-21cat07:40:143
277679953,1cyclictest28406-21cat07:10:153
277679953,1cyclictest2755-21cat07:25:153
277679953,1cyclictest27185-21cat08:25:133
277679953,1cyclictest1088-21ntpd08:50:163
277679953,1cyclictest1002-21snmpd09:05:553
277679953,1cyclictest1002-21snmpd08:46:293
277679953,1cyclictest1002-21snmpd08:05:223
277679953,1cyclictest1002-21snmpd07:56:553
277679953,1cyclictest1002-21snmpd07:53:023
277679953,1cyclictest1002-21snmpd07:35:283
277679952,2cyclictest11904-21taskset07:46:293
277679952,2cyclictest1002-21snmpd08:12:163
277679950,4cyclictest1271-21smart_sda07:20:193
277679950,4cyclictest1271-21smart_sda07:20:193
277649953,1cyclictest1002-21snmpd09:07:572
277649953,1cyclictest1002-21snmpd08:56:242
277649953,1cyclictest1002-21snmpd08:46:112
277649953,1cyclictest1002-21snmpd08:40:062
277649953,1cyclictest1002-21snmpd08:30:532
277649953,1cyclictest1002-21snmpd08:26:492
277649953,1cyclictest1002-21snmpd08:17:022
277649953,1cyclictest1002-21snmpd08:05:112
277649953,1cyclictest1002-21snmpd07:51:532
277649952,2cyclictest1002-21snmpd07:10:502
277589954,0cyclictest0-21swapper/108:21:141
277589953,1cyclictest871-21cat08:40:141
277589953,1cyclictest30781-21/usr/sbin/munin08:35:141
277589953,1cyclictest2756-21cat07:25:151
277589953,1cyclictest1002-21snmpd09:08:151
277589953,1cyclictest1002-21snmpd09:01:501
277589953,1cyclictest1002-21snmpd08:50:351
277589953,1cyclictest1002-21snmpd08:32:081
277589953,1cyclictest1002-21snmpd08:26:041
277589953,1cyclictest1002-21snmpd08:19:101
277589953,1cyclictest1002-21snmpd08:11:581
277589953,1cyclictest1002-21snmpd08:05:561
277589953,1cyclictest1002-21snmpd07:44:431
277589953,1cyclictest1002-21snmpd07:35:121
277589953,1cyclictest1002-21snmpd07:20:101
277589953,1cyclictest1002-21snmpd07:20:091
277589952,2cyclictest674-21dbus-daemon07:15:001
277589952,2cyclictest1088-21ntpd07:55:161
277589950,1cyclictest6573-21/usr/sbin/munin08:55:201
277549954,0cyclictest0-21swapper/008:02:330
277549953,1cyclictest870-21cat08:40:140
277549953,1cyclictest699-21gdbus08:29:540
277549953,1cyclictest649-21polkitd07:35:000
277549953,1cyclictest649-21polkitd07:10:000
277549953,1cyclictest28726-21kworker/0:009:00:010
277549953,1cyclictest1002-21snmpd09:05:420
277549953,1cyclictest1002-21snmpd08:54:020
277549953,1cyclictest1002-21snmpd08:30:020
277549953,1cyclictest1002-21snmpd08:10:280
277549953,1cyclictest1002-21snmpd07:46:360
277549953,1cyclictest1002-21snmpd07:24:010
277549953,1cyclictest1002-21snmpd07:24:000
277589942,1cyclictest28138-21expr07:10:131
277589942,1cyclictest12529-21grep07:50:131
277589941,2cyclictest674-21dbus-daemon07:59:591
277549942,1cyclictest30041-21grep07:15:000
277549942,1cyclictest2623-21cpuspeed_turbos08:45:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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