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2026-05-22 - 08:04
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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 376 highest latencies:
System rack3slot0.osadl.org (updated Fri May 22, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14959991380,79cyclictest23315-21id22:06:227
1493599980,98cyclictest25531-21kworker/4:222:06:224
186772960,2sleep31492499cyclictest00:21:483
288882950,0sleep40-21swapper/421:52:034
247692760,0sleep70-21swapper/723:34:187
302192580,0sleep70-21swapper/722:17:457
1490099551,1cyclictest0-21swapper/022:06:210
168502540,1sleep716836-21sshd23:22:577
117482540,0sleep50-21swapper/522:05:425
1490899530,53cyclictest4943-21kworker/1:522:06:221
1456025126,9sleep30-21swapper/319:05:553
286042500,1sleep428603-21grepconf.sh22:41:294
1458024926,8sleep10-21swapper/119:06:091
222362480,0sleep10-21swapper/122:55:441
11802480,1sleep2464-21systemd-journal23:51:272
11802480,1sleep2464-21systemd-journal23:51:272
56552470,0sleep30-21swapper/322:25:263
56552470,0sleep30-21swapper/322:25:263
50182470,0sleep60-21swapper/622:38:196
189712470,0sleep50-21swapper/521:57:015
14951994710,36cyclictest23070-21systemd22:06:216
156972460,0sleep40-21swapper/423:09:564
154552460,0sleep1464-21systemd-journal22:38:541
95792450,0sleep10-21swapper/123:44:291
89082450,1sleep08909-21systemd-cgroups00:02:540
257072450,2sleep41493599cyclictest22:02:534
99292440,1sleep09-21ksoftirqd/000:30:260
298252440,0sleep30-21swapper/323:08:593
27612440,0sleep20-21swapper/221:34:072
263602440,0sleep10-21swapper/123:12:261
247542440,1sleep31-21systemd23:25:093
228852440,2sleep41493599cyclictest21:13:194
139782440,0sleep50-21swapper/523:20:555
126062440,0sleep10-21swapper/123:53:581
102932430,0sleep2321ktimersoftd/219:54:142
53482420,0sleep60-21swapper/621:58:066
254502420,0sleep525409-21sshd23:06:535
22482420,0sleep30-21swapper/321:56:033
171472420,0sleep10-21swapper/122:11:311
198592410,1sleep019830-21sshd22:53:500
1465224128,9sleep60-21swapper/619:07:106
1459024129,8sleep20-21swapper/219:06:182
136082410,0sleep50-21swapper/521:43:555
1300524127,9sleep70-21swapper/719:04:077
319272400,0sleep50-21swapper/523:54:595
210762400,0sleep50-21swapper/521:33:225
210762400,0sleep50-21swapper/521:33:225
14924994040,0cyclictest24184-21kworker/3:322:06:223
1447724027,9sleep40-21swapper/419:04:524
138682400,2sleep51494399cyclictest23:02:365
39842390,0sleep10-21swapper/122:01:371
311622390,0sleep70-21swapper/723:18:167
311622390,0sleep70-21swapper/723:18:167
27112390,0sleep50-21swapper/523:40:255
184572390,0sleep30-21swapper/322:02:273
1451323927,8sleep00-21swapper/019:05:200
1448923927,8sleep50-21swapper/519:05:015
130802380,0sleep00-21swapper/000:23:210
14916993535,0cyclictest13550irq/24-ahci[00022:06:212
124142340,1sleep0859-21gdbus00:28:490
14924992318,4cyclictest41-21ksoftirqd/323:46:073
297512200,0sleep60-21swapper/600:16:546
180362190,0sleep00-21swapper/023:45:000
1492499196,1cyclictest41-21ksoftirqd/322:09:073
14924991915,1cyclictest41-21ksoftirqd/323:39:443
14924991913,4cyclictest41-21ksoftirqd/323:51:013
14924991913,4cyclictest41-21ksoftirqd/323:51:013
14924991913,3cyclictest41-21ksoftirqd/322:51:343
273512180,2sleep61495199cyclictest21:17:136
14924991817,1cyclictest41-21ksoftirqd/323:34:253
14924991816,1cyclictest41-21ksoftirqd/322:30:253
14924991816,1cyclictest41-21ksoftirqd/300:10:143
14924991815,2cyclictest41-21ksoftirqd/321:32:353
14924991815,2cyclictest41-21ksoftirqd/321:32:353
14924991815,1cyclictest41-21ksoftirqd/300:06:433
14924991814,3cyclictest41-21ksoftirqd/323:02:143
14924991814,1cyclictest41-21ksoftirqd/321:47:253
316622170,0sleep00-21swapper/000:05:590
276462170,0sleep60-21swapper/621:42:526
14924991716,1cyclictest41-21ksoftirqd/323:54:243
14924991715,1cyclictest41-21ksoftirqd/323:07:323
14924991715,1cyclictest41-21ksoftirqd/322:20:413
14924991715,1cyclictest41-21ksoftirqd/321:21:083
14924991715,1cyclictest41-21ksoftirqd/321:15:093
14924991715,1cyclictest41-21ksoftirqd/300:26:283
14924991713,1cyclictest464-21systemd-journal21:42:153
1492499170,17cyclictest27937-21kworker/3:623:17:403
1492499170,17cyclictest27937-21kworker/3:623:17:403
1492499170,1cyclictest131rcu_sched22:57:403
98452160,1sleep3721-21dbus-daemon00:02:573
77142160,0sleep70-21swapper/722:56:467
155282160,0sleep10-21swapper/100:08:481
1494399162,5cyclictest6653-21grepconf.sh22:32:545
1492499164,2cyclictest41-21ksoftirqd/300:30:563
14924991614,1cyclictest41-21ksoftirqd/322:34:013
14924991614,1cyclictest41-21ksoftirqd/322:15:333
14924991614,1cyclictest41-21ksoftirqd/321:53:163
14924991614,1cyclictest41-21ksoftirqd/321:24:483
14924991613,2cyclictest41-21ksoftirqd/300:36:153
14924991612,1cyclictest121rcu_preempt22:41:583
1492499160,15cyclictest6708-21kworker/3:021:12:393
1492499160,1cyclictest131rcu_sched23:29:593
1492499160,1cyclictest131rcu_sched00:14:483
14959991513,1cyclictest73-21ksoftirqd/721:44:447
14959991513,1cyclictest73-21ksoftirqd/700:21:467
1495999150,15cyclictest8402-21kworker/7:422:43:307
14924991513,1cyclictest41-21ksoftirqd/323:19:023
14924991513,1cyclictest41-21ksoftirqd/322:47:063
14924991513,1cyclictest41-21ksoftirqd/321:34:403
48452140,0sleep50-21swapper/522:56:365
187832140,0sleep70-21swapper/723:43:157
14959991412,1cyclictest73-21ksoftirqd/723:52:407
14959991412,1cyclictest73-21ksoftirqd/723:52:407
1494399145,2cyclictest32044-21sshd22:52:405
1494399145,2cyclictest18620-21bash21:42:215
1494399144,2cyclictest721-21dbus-daemon23:24:455
1494399144,2cyclictest3177-21bash00:00:415
1494399144,2cyclictest23701-21grep00:20:125
1494399144,2cyclictest20734-21grepconf.sh22:46:305
53082130,1sleep75305-21sshd21:32:287
53082130,1sleep75305-21sshd21:32:287
308832130,8sleep685150irq/25-em1-rx-022:01:186
14959991311,1cyclictest73-21ksoftirqd/722:53:037
14959991311,1cyclictest73-21ksoftirqd/721:39:597
14959991311,1cyclictest73-21ksoftirqd/721:25:097
14959991311,1cyclictest73-21ksoftirqd/700:09:347
14959991310,3cyclictest73-21ksoftirqd/700:02:137
14959991310,2cyclictest10115-21bash21:18:067
1495199133,4cyclictest0-21swapper/622:53:406
14951991311,1cyclictest65-21ksoftirqd/622:26:416
14951991311,1cyclictest65-21ksoftirqd/622:26:416
14951991311,1cyclictest65-21ksoftirqd/621:11:196
1494399135,2cyclictest721-21dbus-daemon00:37:585
1494399134,3cyclictest11522-21grepconf.sh22:18:335
1494399134,2cyclictest721-21dbus-daemon21:20:005
1494399134,2cyclictest709-21systemd-logind21:35:175
1494399134,2cyclictest5184-21sshd00:17:225
1494399134,2cyclictest4513-21kill23:35:005
1494399134,2cyclictest29623-21grepconf.sh23:29:075
1494399134,2cyclictest27976-21bash21:15:225
1494399134,2cyclictest25446-21rm00:27:425
1494399134,2cyclictest16170-21sshd21:49:285
1494399133,2cyclictest857-21polkitd00:13:085
1494399133,2cyclictest721-21dbus-daemon22:20:165
1494399133,1cyclictest30944-21sshd23:47:405
1494399130,13cyclictest0-21swapper/522:09:185
1493599138,2cyclictest49-21ksoftirqd/421:22:214
14935991311,1cyclictest49-21ksoftirqd/400:35:034
14935991311,1cyclictest49-21ksoftirqd/400:03:564
1493599130,12cyclictest709-21systemd-logind23:54:424
1491699139,1cyclictest33-21ksoftirqd/223:21:102
14916991312,1cyclictest33-21ksoftirqd/221:25:032
14916991312,1cyclictest33-21ksoftirqd/200:23:422
1490899132,5cyclictest9462-21bash23:22:311
1490099138,4cyclictest9-21ksoftirqd/023:06:530
1490099135,5cyclictest18564-21munin-run21:58:510
14900991311,1cyclictest9-21ksoftirqd/022:14:200
36932120,0sleep60-21swapper/621:47:016
21802120,1sleep665-21ksoftirqd/600:33:446
1495999128,1cyclictest73-21ksoftirqd/723:01:117
1495999128,1cyclictest73-21ksoftirqd/700:36:537
14959991211,1cyclictest73-21ksoftirqd/723:46:417
14959991210,1cyclictest73-21ksoftirqd/722:09:177
14959991210,1cyclictest73-21ksoftirqd/700:32:507
1495999120,11cyclictest15563-21bash21:36:417
1495199124,5cyclictest14958-21systemd-cgroups22:42:336
1495199123,6cyclictest11653-21kill21:29:076
1495199123,6cyclictest11653-21kill21:29:076
1495199122,4cyclictest30669-21sshd22:59:506
1495199122,4cyclictest23866-21sshd23:49:056
1495199122,4cyclictest23866-21sshd23:49:056
1495199122,4cyclictest13102-21df23:19:046
1495199122,4cyclictest11562-21bash23:48:256
14951991210,1cyclictest65-21ksoftirqd/623:55:176
14951991210,1cyclictest65-21ksoftirqd/623:38:106
1495199120,11cyclictest0-21swapper/622:12:196
1494399124,2cyclictest27028-21bash21:24:265
1494399124,2cyclictest20691-21grep23:13:595
1494399124,2cyclictest20691-21grep23:13:595
1494399124,2cyclictest20052-21grepconf.sh22:35:265
1494399124,2cyclictest18706-21bash00:29:075
1494399124,1cyclictest12119-21rm22:24:035
1494399124,1cyclictest12119-21rm22:24:035
1494399123,2cyclictest9977-21sshd22:42:175
1494399123,2cyclictest10483-21grepconf.sh22:00:085
1494399121,4cyclictest709-21systemd-logind00:04:075
1494399120,3cyclictest4349-21grepconf.sh23:51:385
1494399120,3cyclictest4349-21grepconf.sh23:51:385
1494399120,11cyclictest3395-21sshd23:09:135
1493599129,1cyclictest49-21ksoftirqd/421:35:054
1493599124,5cyclictest7595-21systemd00:00:574
14935991210,1cyclictest49-21ksoftirqd/423:16:044
14935991210,1cyclictest49-21ksoftirqd/423:16:044
14935991210,1cyclictest49-21ksoftirqd/421:43:254
14935991210,1cyclictest49-21ksoftirqd/400:25:064
14935991210,1cyclictest49-21ksoftirqd/400:14:464
14935991210,1cyclictest49-21ksoftirqd/400:09:034
14916991210,1cyclictest33-21ksoftirqd/222:46:302
1490899122,6cyclictest0-21swapper/122:24:141
1490899122,6cyclictest0-21swapper/122:24:141
1490899122,4cyclictest7029-21sshd00:34:001
1490899122,4cyclictest6650-21sshd21:21:311
1490899122,4cyclictest25655-21sshd22:19:131
1490899122,4cyclictest1040-21sshd00:15:141
14908991211,1cyclictest25-21ksoftirqd/121:31:211
14908991211,1cyclictest25-21ksoftirqd/121:31:211
1490099122,4cyclictest7480-21sshd22:56:450
1490099122,4cyclictest23147-21sshd21:40:440
325942110,0sleep10-21swapper/122:45:181
1495999119,1cyclictest73-21ksoftirqd/723:29:017
1495999119,1cyclictest73-21ksoftirqd/723:12:417
1495999119,1cyclictest73-21ksoftirqd/723:04:037
1495999119,1cyclictest73-21ksoftirqd/722:44:077
1495999119,1cyclictest73-21ksoftirqd/722:29:277
1495999119,1cyclictest73-21ksoftirqd/721:54:467
1495999119,1cyclictest73-21ksoftirqd/721:20:577
1495999119,1cyclictest73-21ksoftirqd/721:09:527
1495999119,1cyclictest73-21ksoftirqd/700:24:217
1495999118,2cyclictest11032-21bash21:51:027
1495999110,11cyclictest29492-21kworker/7:223:58:037
1495999110,10cyclictest30329-21kworker/7:322:21:447
1495999110,10cyclictest0-21swapper/722:02:137
1495999110,1cyclictest1-21systemd00:04:057
1495199119,1cyclictest65-21ksoftirqd/600:28:526
1495199119,1cyclictest65-21ksoftirqd/600:10:056
1495199119,1cyclictest22526-21sshd23:17:476
1495199119,1cyclictest22526-21sshd23:17:476
1495199117,4cyclictest65-21ksoftirqd/600:02:006
1495199114,4cyclictest7291-21sshd23:09:276
1495199113,7cyclictest857-21polkitd23:40:416
1495199112,5cyclictest2002-21systemd22:56:266
1495199112,3cyclictest14218-21sshd21:38:296
1494399114,2cyclictest721-21dbus-daemon21:08:595
1493599119,1cyclictest49-21ksoftirqd/423:44:124
1493599119,1cyclictest49-21ksoftirqd/423:39:194
1493599119,1cyclictest49-21ksoftirqd/423:27:314
1493599119,1cyclictest49-21ksoftirqd/423:19:384
1493599119,1cyclictest49-21ksoftirqd/422:38:324
1493599119,1cyclictest49-21ksoftirqd/422:18:424
1493599119,1cyclictest49-21ksoftirqd/400:29:284
1493599119,1cyclictest0-21swapper/422:59:324
1493599119,1cyclictest0-21swapper/421:24:184
1493599118,2cyclictest49-21ksoftirqd/422:48:564
1493599118,1cyclictest49-21ksoftirqd/421:17:384
14935991110,1cyclictest49-21ksoftirqd/422:56:454
14935991110,1cyclictest49-21ksoftirqd/422:29:474
14935991110,1cyclictest49-21ksoftirqd/422:22:174
14935991110,1cyclictest49-21ksoftirqd/422:09:124
1493599110,1cyclictest0-21swapper/421:33:374
1493599110,1cyclictest0-21swapper/421:33:374
1492499119,1cyclictest22578-21perf20:18:523
1491699119,2cyclictest33-21ksoftirqd/221:39:102
1491699119,1cyclictest33-21ksoftirqd/200:17:082
1491699118,2cyclictest0-21swapper/221:51:382
1491699114,1cyclictest33-21ksoftirqd/221:13:132
1491699111,4cyclictest8252-21sshd22:31:062
1491699111,4cyclictest669-21avahi-daemon22:14:282
1491699111,4cyclictest28901-21sshd23:08:572
1491699111,4cyclictest25365-21grep23:27:032
1491699111,4cyclictest0-21swapper/223:30:322
1491699110,10cyclictest28503-21systemd-cgroups00:05:482
1491699110,10cyclictest1657-21kworker/2:122:11:022
1491699110,10cyclictest15150-21sshd21:33:022
1491699110,10cyclictest15150-21sshd21:33:022
1490899119,1cyclictest25-21ksoftirqd/100:12:381
1490899112,4cyclictest31772-21sshd22:36:071
1490899112,4cyclictest0-21swapper/121:43:411
1490899111,4cyclictest8227-21bash23:40:441
1490899111,4cyclictest15587-21sshd21:27:321
1490899111,4cyclictest0-21swapper/121:44:411
1490899111,1cyclictest121rcu_preempt22:32:011
1490899110,5cyclictest28923-21sshd23:36:261
1490099119,1cyclictest9-21ksoftirqd/023:53:220
1490099119,1cyclictest9-21ksoftirqd/023:53:220
1490099118,1cyclictest9-21ksoftirqd/022:21:480
1490099114,4cyclictest30733-21sshd00:16:580
1490099113,7cyclictest10420-21sshd22:27:370
1490099113,7cyclictest10420-21sshd22:27:370
1490099112,4cyclictest8021-21systemd21:36:160
1490099112,4cyclictest16916-21kill23:43:080
14900991110,1cyclictest9-21ksoftirqd/022:29:530
1490099111,4cyclictest9116-21sshd22:36:400
1490099110,5cyclictest8364-21systemd22:44:020
1490099110,5cyclictest18371-21bash23:01:000
1490099110,5cyclictest1469-21systemd21:45:000
1490099110,10cyclictest31817-21sshd21:13:500
148332110,0sleep60-21swapper/622:33:226
108012110,0sleep60-21swapper/600:37:536
1495999109,1cyclictest73-21ksoftirqd/722:24:087
1495999109,1cyclictest73-21ksoftirqd/722:24:087
1495999109,1cyclictest73-21ksoftirqd/700:15:067
1495999100,10cyclictest0-21swapper/723:27:217
1495199108,1cyclictest65-21ksoftirqd/622:17:146
1495199105,1cyclictest18910-21grepconf.sh23:24:496
1495199104,2cyclictest721-21dbus-daemon22:46:576
1495199103,4cyclictest721-21dbus-daemon00:22:576
1495199102,4cyclictest5466-21systemd-cgroups21:52:346
1495199101,6cyclictest26780-21sshd23:32:406
1495199100,6cyclictest5371-21kill21:23:196
1493599108,1cyclictest49-21ksoftirqd/423:51:404
1493599108,1cyclictest49-21ksoftirqd/423:51:404
1493599108,1cyclictest49-21ksoftirqd/423:29:084
1493599108,1cyclictest49-21ksoftirqd/423:04:254
1493599106,3cyclictest49-21ksoftirqd/422:25:184
1493599106,3cyclictest49-21ksoftirqd/422:25:184
1493599102,4cyclictest1902-21bash21:57:544
1493599101,5cyclictest21294-21sshd21:44:154
1493599100,10cyclictest0-21swapper/423:34:134
1491699108,1cyclictest23027-21sshd00:38:352
1491699107,2cyclictest33-21ksoftirqd/222:20:092
1491699106,3cyclictest33-21ksoftirqd/221:23:332
1491699102,4cyclictest29276-1kworker/2:0H23:47:182
1491699102,3cyclictest3185-21sshd23:58:552
1491699100,9cyclictest2211-21kworker/2:022:24:052
1491699100,9cyclictest2211-21kworker/2:022:24:052
1491699100,4cyclictest21760-21bash23:15:512
1491699100,4cyclictest21760-21bash23:15:512
1491699100,1cyclictest3888-21bash23:55:142
1490899108,1cyclictest25-21ksoftirqd/123:16:171
1490899108,1cyclictest25-21ksoftirqd/123:16:171
1490899108,1cyclictest25-21ksoftirqd/122:49:331
1490899108,1cyclictest25-21ksoftirqd/121:49:051
1490899103,6cyclictest7581-21sshd23:05:511
1490899103,6cyclictest29858-21sshd23:29:081
1490899103,4cyclictest5931-21systemd00:00:511
1490899103,1cyclictest0-21swapper/119:31:011
1490899102,5cyclictest29394-21sshd23:25:251
1490899101,4cyclictest29094-21sshd21:53:561
1490899100,9cyclictest19177-21kworker/1:021:15:011
1490899100,4cyclictest721-21dbus-daemon21:12:161
1490899100,4cyclictest15920-21systemd-cgroups00:29:011
1490899100,4cyclictest0-21swapper/100:23:241
1490899100,1cyclictest0-21swapper/122:16:481
1490099108,1cyclictest9-21ksoftirqd/023:19:440
1490099108,1cyclictest7045-21systemd21:19:400
1490099103,6cyclictest18954-21sshd22:00:370
1490099102,3cyclictest13844-21sshd21:18:190
1490099101,4cyclictest721-21dbus-daemon21:50:010
1490099101,4cyclictest22469-21systemd00:36:410
1490099100,4cyclictest26767-21sshd21:24:250
1490099100,4cyclictest25403-21sshd21:31:440
1490099100,4cyclictest25403-21sshd21:31:440
1490099100,4cyclictest25395-21sshd23:34:200
1490099100,4cyclictest21952-21systemd-cgroups23:14:030
1490099100,4cyclictest21952-21systemd-cgroups23:14:030
1490099100,4cyclictest21761-21sshd00:09:060
1490099100,4cyclictest20826-21sshd23:30:260
1490099100,4cyclictest16447-21latency23:54:080
1490099100,4cyclictest13394-21sshd23:24:300
1490099100,4cyclictest0-21swapper/023:09:210
149599997,1cyclictest73-21ksoftirqd/722:34:087
149519998,1cyclictest65-21ksoftirqd/623:05:306
149519997,1cyclictest65-21ksoftirqd/621:24:356
149519993,6cyclictest0-21swapper/600:05:046
149519990,9cyclictest0-21swapper/622:19:586
149439993,1cyclictest752-21snmpd19:44:075
149359997,1cyclictest30961-21sshd22:45:134
149359993,3cyclictest27544-21systemd00:20:274
149249998,1cyclictest41-21ksoftirqd/319:59:083
149249997,1cyclictest41-21ksoftirqd/320:39:023
149169998,1cyclictest29527-21sshd23:36:282
149169998,1cyclictest0-21swapper/222:34:022
149169994,2cyclictest3909-21cp22:41:562
149169994,1cyclictest13550irq/24-ahci[00023:00:452
149169993,6cyclictest0-21swapper/221:56:402
149169993,6cyclictest0-21swapper/200:30:542
149169993,1cyclictest21523-21sshd22:55:412
149169992,6cyclictest29905-21sensors_temp00:24:122
149169992,4cyclictest5557-21grepconf.sh21:45:142
149169992,3cyclictest16650-21bash23:04:302
149169990,9cyclictest2211-21kworker/2:022:02:092
149169990,9cyclictest0-21swapper/223:39:182
149169990,4cyclictest7141-21sshd21:16:022
149169990,4cyclictest6444-21sshd22:49:182
149169990,4cyclictest2159-21sshd00:09:462
149089997,1cyclictest0-21swapper/121:36:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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