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2026-07-22 - 00:35
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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 rackcslot0.osadl.org (updated Tue Jul 21, 2026 00:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7772145108,27sleep40-21swapper/419:08:4710
552212590,30sleep110-21swapper/1119:05:583
1760621250,1sleep80-21swapper/800:31:0614
7182117103,10sleep10-21swapper/119:07:561
441621110,3sleep13160799cyclictest00:03:065
2928421110,1sleep00-21swapper/021:21:200
820210895,9sleep60-21swapper/619:09:2112
1945421080,1sleep140-21swapper/1422:01:576
785210783,19sleep120-21swapper/1219:08:554
885621060,2sleep128859-21run-parts23:44:214
1150421050,2sleep0111ktimersoftd/021:32:340
821210492,6sleep70-21swapper/719:09:2213
1214521040,5sleep3159299cyclictest23:41:009
267321020,1sleep60-21swapper/623:40:1412
255421020,6sleep1159099cyclictest21:21:531
2095621010,1sleep90-21swapper/922:21:2315
1576121010,1sleep90-21swapper/922:01:3615
311592990,2sleep631158-21bash22:03:0912
180802970,0sleep20-21swapper/200:21:388
180802970,0sleep20-21swapper/200:21:388
144602970,1sleep90-21swapper/921:11:0315
286712960,1sleep110-21swapper/1122:54:353
152652960,1sleep40-21swapper/422:46:1110
27012930,1sleep150-21swapper/1522:03:347
78329074,4sleep100-21swapper/1019:08:532
191912900,0sleep100-21swapper/1022:50:182
77328974,11sleep00-21swapper/019:08:430
80342880,0sleep90-21swapper/922:39:1915
237732870,4sleep14161099cyclictest21:55:486
179962870,1sleep140-21swapper/1400:18:216
92628672,8sleep150-21swapper/1519:10:027
72228672,10sleep50-21swapper/519:08:0011
65828672,4sleep90-21swapper/919:07:1615
254832860,0sleep10-21swapper/100:09:031
277722850,2sleep10549-21systemd-journal23:55:332
13702850,1sleep80-21swapper/822:41:4214
74928375,4sleep140-21swapper/1419:08:256
57128372,7sleep130-21swapper/1319:06:165
265092830,1sleep990-21ksoftirqd/922:15:3015
265092830,1sleep990-21ksoftirqd/922:15:3015
90128272,6sleep80-21swapper/819:09:3914
64728274,4sleep20-21swapper/219:07:098
60128274,4sleep30-21swapper/319:06:389
48902820,1sleep20-21swapper/200:36:378
218032820,0sleep70-21swapper/723:16:1113
163542820,1sleep100-21swapper/1022:10:582
185622810,5sleep5159599cyclictest23:22:1811
107932810,1sleep90-21swapper/923:40:5015
263982800,0sleep30-21swapper/323:16:399
219602800,0sleep150-21swapper/1523:58:197
184122800,0sleep60-21swapper/621:52:1112
56142790,0sleep5571ktimersoftd/522:13:1811
13872790,0sleep70-21swapper/700:10:1313
264722740,0sleep60-21swapper/622:57:2712
48312660,0sleep80-21swapper/800:23:3614
48312660,0sleep80-21swapper/800:23:3614
90582630,0sleep140-21swapper/1422:20:246
32602600,0sleep90-21swapper/923:30:4015
146852570,0sleep120-21swapper/1223:57:284
32822560,6sleep6159899cyclictest23:27:4012
160699541,42cyclictest19092-21sshd00:31:144
253952520,15sleep30-21swapper/322:40:499
323472510,6sleep13160799cyclictest23:55:525
160699492,39cyclictest221250nfsd00:36:584
160699490,2cyclictest0-21swapper/1223:05:264
160699490,2cyclictest0-21swapper/1222:01:384
79962480,1sleep100-21swapper/1021:54:242
160699483,36cyclictest1-21systemd21:18:164
160699482,40cyclictest32276-21sshd22:19:344
160699482,40cyclictest32276-21sshd22:19:344
160699481,45cyclictest28544-21kill00:02:164
160699480,6cyclictest30421-21sshd22:09:224
160699480,1cyclictest0-21swapper/1221:58:184
160699480,1cyclictest0-21swapper/1221:35:544
161199479,36cyclictest31290-21systemd23:20:307
160699472,41cyclictest11140-21sshd23:12:064
160699471,40cyclictest16182-21numahits23:15:414
160699471,38cyclictest549-21systemd-journal23:22:574
160699471,38cyclictest1100-21polkitd22:48:144
160699470,2cyclictest0-21swapper/1223:52:104
160699470,2cyclictest0-21swapper/1222:44:344
160699470,1cyclictest0-21swapper/1221:33:104
160699462,42cyclictest549-21systemd-journal23:25:294
160699461,42cyclictest24131-21systemd-cgroups21:24:214
160699460,2cyclictest0-21swapper/1222:34:184
160699460,2cyclictest0-21swapper/1221:43:424
160699460,29cyclictest21561-21sshd22:11:324
160699460,1cyclictest0-21swapper/1223:45:584
160699460,1cyclictest0-21swapper/1223:31:544
1591994614,29cyclictest14017-21sshd23:21:508
160699450,1cyclictest0-21swapper/1223:36:264
160699450,1cyclictest0-21swapper/1223:04:144
160699450,1cyclictest0-21swapper/1222:51:304
160699450,1cyclictest0-21swapper/1222:36:584
160699450,1cyclictest0-21swapper/1222:26:464
160699450,1cyclictest0-21swapper/1222:26:464
160699450,1cyclictest0-21swapper/1221:49:144
160699450,1cyclictest0-21swapper/1200:18:544
160699440,3cyclictest1-21systemd00:06:544
160699440,2cyclictest12775-21sshd00:21:064
160699440,2cyclictest12775-21sshd00:21:064
160699440,2cyclictest0-21swapper/1200:25:264
160699440,1cyclictest0-21swapper/1222:58:264
160699440,1cyclictest0-21swapper/1221:54:384
160699440,1cyclictest0-21swapper/1221:13:544
160699440,1cyclictest0-21swapper/1221:01:584
160699440,1cyclictest0-21swapper/1200:13:024
31292430,1sleep50-21swapper/500:16:3611
231952430,0sleep60-21swapper/623:00:2312
160699430,2cyclictest0-21swapper/1220:21:104
160699430,1cyclictest0-21swapper/1222:21:104
160699430,1cyclictest0-21swapper/1220:56:184
160699430,1cyclictest0-21swapper/1220:38:024
160699430,1cyclictest0-21swapper/1220:01:544
160699430,1cyclictest0-21swapper/1220:01:544
160699430,1cyclictest0-21swapper/1219:50:464
159199430,2cyclictest0-21swapper/221:18:428
112312430,1sleep130-21swapper/1322:33:135
160699420,2cyclictest0-21swapper/1221:25:334
160699420,1cyclictest0-21swapper/1220:05:344
160699420,1cyclictest0-21swapper/1219:30:504
160699420,1cyclictest0-21swapper/1219:25:304
160699420,1cyclictest0-21swapper/1219:15:344
159899420,3cyclictest17951-21sshd23:09:4712
159899420,2cyclictest0-21swapper/621:49:3812
202732410,0sleep20-21swapper/200:15:138
160699410,1cyclictest0-21swapper/1220:50:464
160699410,1cyclictest0-21swapper/1219:40:304
160699410,1cyclictest0-21swapper/1219:40:304
160699410,1cyclictest0-21swapper/1219:21:144
160699410,1cyclictest0-21swapper/1219:10:464
159899410,38cyclictest0-21swapper/622:30:0112
159899410,38cyclictest0-21swapper/622:30:0112
159199418,3cyclictest25021-21sshd22:15:268
159199418,3cyclictest25021-21sshd22:15:268
1591994110,4cyclictest28339-21uname21:37:128
1591994110,3cyclictest7748-21sshd21:48:098
160699400,1cyclictest0-21swapper/1221:05:424
160699400,1cyclictest0-21swapper/1220:41:144
160699400,1cyclictest0-21swapper/1220:27:584
160699400,1cyclictest0-21swapper/1219:55:384
160699400,1cyclictest0-21swapper/1219:55:384
160699400,1cyclictest0-21swapper/1219:45:384
160699400,1cyclictest0-21swapper/1219:45:384
160699400,1cyclictest0-21swapper/1219:38:184
159899401,3cyclictest0-21swapper/621:13:4612
159899400,15cyclictest0-21swapper/621:39:1012
1591994010,3cyclictest3853-2110-uname00:06:008
159199400,13cyclictest2120-21snmpd23:36:178
160699390,1cyclictest0-21swapper/1220:34:544
160699390,1cyclictest0-21swapper/1220:15:464
159899390,16cyclictest0-21swapper/623:12:4212
159199399,3cyclictest1050-21dbus-daemon22:55:418
1591993912,24cyclictest31551-21systemd22:51:248
1591993910,3cyclictest21826-21sshd22:11:338
1591993910,3cyclictest1098-21gdbus22:37:308
160699380,2cyclictest0-21swapper/1220:10:304
159899389,4cyclictest25585-21run-parts23:55:2812
159899380,35cyclictest0-21swapper/600:28:5612
159899380,15cyclictest0-21swapper/621:56:4512
159199389,4cyclictest16447-21run-parts22:04:598
159199388,4cyclictest19528-2110-uname23:41:498
159199382,8cyclictest1-21systemd21:26:418
26712370,0sleep50-21swapper/523:59:4511
160699370,1cyclictest0-21swapper/1220:45:544
1598993712,2cyclictest0-21swapper/600:14:4512
159199379,3cyclictest24154-21sh22:31:078
159199371,9cyclictest1-21systemd23:26:138
1591993711,6cyclictest20222-21systemd22:40:318
159199371,12cyclictest23584-21sshd22:27:558
159199371,12cyclictest23584-21sshd22:27:558
1591993710,4cyclictest22423-21sshd00:04:558
237992361,30sleep00-21swapper/000:31:470
216872360,1sleep130-21swapper/1321:33:355
1598993613,3cyclictest21882-21sshd23:19:3212
1598993612,3cyclictest31459-21sshd23:46:2212
159899360,14cyclictest17649-21sshd21:20:2612
159199369,5cyclictest11158-21sshd21:10:478
159199369,4cyclictest11490-21run-parts23:12:088
159199368,3cyclictest22741-21sshd23:58:248
1591993610,4cyclictest9231-21sshd23:02:088
1591993610,2cyclictest98850irq/41-eth0-TxR00:26:578
159199360,12cyclictest19703-21systemd-cgroups23:54:538
161099353,25cyclictest0-21swapper/1400:21:506
161099353,25cyclictest0-21swapper/1400:21:506
1598993512,4cyclictest9359-21sh22:17:0312
1598993512,4cyclictest9359-21sh22:17:0312
159899350,32cyclictest0-21swapper/600:04:5312
159199359,3cyclictest1050-21dbus-daemon21:42:418
159199359,3cyclictest1050-21dbus-daemon21:32:578
159199358,4cyclictest5251-21env22:23:068
1591993511,3cyclictest1103-21gdbus21:57:368
1591993510,3cyclictest2193-21sshd00:15:568
159199350,11cyclictest29798-21sshd21:21:238
159199350,11cyclictest2440-21systemd21:53:498
263082340,1sleep70-21swapper/721:53:0013
220182340,2sleep00-21swapper/022:05:290
205912340,5sleep11160499cyclictest22:34:163
161099347,24cyclictest25749-21rm22:05:386
1598993411,4cyclictest15129-21systemd23:51:0912
1598993411,3cyclictest1-21systemd22:49:4012
159899340,2cyclictest0-21swapper/622:44:3512
159899340,16cyclictest0-21swapper/600:38:2112
159899340,14cyclictest0-21swapper/621:16:0612
159199349,3cyclictest2193-21sshd23:48:438
161099331,24cyclictest1-21systemd00:27:296
1602993318,13cyclictest0-21swapper/920:28:4315
1602993318,13cyclictest0-21swapper/920:01:4715
1602993318,13cyclictest0-21swapper/920:01:4715
1602993317,14cyclictest0-21swapper/920:24:2715
159899339,4cyclictest23387-21run-parts22:05:3012
1598993312,4cyclictest17399-21sshd22:30:3212
159899330,17cyclictest10341-21idleruntime-cro20:00:1712
159899330,17cyclictest10341-21idleruntime-cro20:00:1712
159199335,3cyclictest0-21swapper/223:08:178
244592320,1sleep00-21swapper/022:24:590
229942320,2sleep100-21swapper/1022:50:352
181422320,1sleep131211ktimersoftd/1322:08:055
161099321,28cyclictest0-21swapper/1400:37:066
1602993219,11cyclictest0-21swapper/920:09:2715
1602993219,11cyclictest0-21swapper/919:51:2515
159099324,25cyclictest1098-21gdbus21:10:291
136942320,0sleep40-21swapper/423:25:3010
107672320,1sleep130-21swapper/1322:45:485
85082310,1sleep130-21swapper/1321:54:285
40892310,1sleep110-21swapper/1100:03:053
228492310,1sleep70-21swapper/723:45:3613
163152310,1sleep100-21swapper/1022:30:302
161099313,26cyclictest8522-21sshd00:06:306
1610993115,14cyclictest9126-21kill22:36:106
1602993119,10cyclictest0-21swapper/919:57:0915
1602993119,10cyclictest0-21swapper/919:57:0915
1602993118,11cyclictest0-21swapper/920:32:1515
1602993117,12cyclictest0-21swapper/920:16:3715
1602993117,12cyclictest0-21swapper/920:13:1515
159899319,4cyclictest10346-2110-uname00:33:5912
159899310,2cyclictest0-21swapper/600:22:4812
159899310,2cyclictest0-21swapper/600:22:4812
159899310,1cyclictest0-21swapper/600:16:4712
159899310,16cyclictest0-21swapper/622:54:5912
159199316,2cyclictest0-21swapper/222:47:308
1591993111,3cyclictest2193-21sshd00:33:078
1591993110,4cyclictest11987-2110-uname23:15:288
155202310,28sleep150-21swapper/1521:39:157
153532310,1sleep00-21swapper/022:17:460
153532310,1sleep00-21swapper/022:17:460
64482300,22sleep40-21swapper/422:55:3210
53252300,26sleep80-21swapper/800:26:5014
189082300,6sleep3159299cyclictest21:11:299
1610993013,15cyclictest0-21swapper/1422:53:106
1610993012,16cyclictest1-21systemd22:32:436
1610993010,18cyclictest549-21systemd-journal22:47:296
161099300,16cyclictest0-21swapper/1400:04:426
159199303,3cyclictest0-21swapper/223:31:118
159199301,4cyclictest0-21swapper/220:20:288
39242290,0sleep30-21swapper/323:24:259
250122290,1sleep10-21swapper/122:47:131
172582290,25sleep00-21swapper/000:01:010
161099293,24cyclictest0-21swapper/1423:04:146
161099293,17cyclictest196701run-parts00:11:456
1610992925,2cyclictest22318-21systemd23:16:146
161099292,21cyclictest17046-21systemd-cgroups21:42:396
1610992916,12cyclictest0-21swapper/1421:19:526
1610992914,12cyclictest5198-21systemd23:24:346
1610992910,16cyclictest25757-21uname23:10:306
161099290,12cyclictest0-21swapper/1421:14:256
159899290,15cyclictest0-21swapper/623:44:5912
156212290,2sleep00-21swapper/021:11:110
55122280,1sleep110-21swapper/1123:47:023
45692280,25sleep10-21swapper/123:59:581
289652280,0sleep110-21swapper/1123:26:573
275672280,24sleep00-21swapper/023:07:160
267002280,26sleep80-21swapper/820:17:3414
258602280,0sleep70-21swapper/721:36:5713
229362280,6sleep5159599cyclictest00:28:3811
183952280,24sleep4387-21md124_raid122:18:0710
183952280,24sleep4387-21md124_raid122:18:0710
161099288,18cyclictest2536-21sshd23:43:366
161099288,18cyclictest23605-21systemd22:44:046
161099288,18cyclictest18662-21sh00:31:126
161099285,20cyclictest0-21swapper/1422:59:396
161099282,24cyclictest0-21swapper/1422:29:046
161099282,24cyclictest0-21swapper/1422:29:046
161099282,21cyclictest234141kill21:30:396
1610992821,5cyclictest1281rcuc/1421:38:066
1610992821,5cyclictest0-21swapper/1422:16:006
1610992821,5cyclictest0-21swapper/1422:16:006
1610992812,14cyclictest15007-21sshd21:45:416
1610992810,16cyclictest23055-21sshd22:11:416
87172270,2sleep100-21swapper/1023:08:462
39922270,1sleep70-21swapper/722:22:5913
33852270,23sleep30-21swapper/322:25:519
33852270,23sleep30-21swapper/322:25:519
325962270,2sleep110-21swapper/1122:38:333
324342270,2sleep101050-21dbus-daemon22:38:312
319622270,23sleep00-21swapper/023:01:060
304572270,1sleep150-21swapper/1523:04:187
292852270,4sleep898550irq/38-eth0-TxR21:53:1714
271202270,1sleep151371ktimersoftd/1522:12:087
189372270,2sleep00-21swapper/023:12:520
178442270,1sleep70-21swapper/723:09:4613
161099276,18cyclictest25962-21systemd23:26:386
161099275,20cyclictest0-21swapper/1421:24:236
161099274,21cyclictest13061-2110-uname23:37:546
161099272,23cyclictest0-21swapper/1423:57:576
1610992720,5cyclictest0-21swapper/1423:32:336
161099271,15cyclictest6944-21kill21:25:456
159899271,24cyclictest896-17auditd00:08:4412
1598992712,2cyclictest0-21swapper/623:24:3912
1595992714,7cyclictest0-21swapper/522:59:0111
159199278,3cyclictest17123-21run-parts22:07:598
125032270,2sleep3401ktimersoftd/322:14:049
115632270,0sleep150-21swapper/1523:40:567
287462260,1sleep150-21swapper/1523:49:307
197112260,21sleep00-21swapper/022:46:400
161099269,15cyclictest0-21swapper/1421:51:376
161099268,15cyclictest1-21systemd23:55:146
161099267,17cyclictest7143-21df_abs19:15:326
161099267,17cyclictest26434-21sed20:15:486
161099264,20cyclictest0-21swapper/1419:36:236
1610992610,14cyclictest15281systemd23:07:586
159199262,4cyclictest0-21swapper/220:10:288
116512260,2sleep90-21swapper/923:21:3415
115652260,22sleep10-21swapper/122:01:131
82642250,21sleep80-21swapper/823:15:0914
56272250,1sleep70-21swapper/721:47:5613
48552250,1sleep80-21swapper/823:04:5914
44432250,1sleep150-21swapper/1520:30:317
323402250,21sleep100-21swapper/1023:33:382
161099258,15cyclictest0-21swapper/1423:46:526
161099256,17cyclictest0-21swapper/1420:54:096
161099256,17cyclictest0-21swapper/1420:45:326
161099256,17cyclictest0-21swapper/1420:40:256
160499251,21cyclictest0-21swapper/1119:10:203
160299253,3cyclictest1050-21dbus-daemon21:15:2915
1595992516,6cyclictest131rcu_preempt21:55:3411
148682250,1sleep100-21swapper/1022:07:462
148322250,19sleep10-21swapper/122:30:221
137832250,22sleep150-21swapper/1523:54:197
116962250,1sleep10-21swapper/123:18:301
4552240,2sleep882-21ksoftirqd/822:16:0114
4552240,2sleep882-21ksoftirqd/822:16:0114
322022240,1sleep3391rcuc/300:02:399
259942240,2sleep00-21swapper/019:37:200
187172240,0sleep50-21swapper/523:15:5311
161199241,20cyclictest22162-21sshd22:05:287
161099247,16cyclictest0-21swapper/1420:55:466
161099247,15cyclictest0-21swapper/1421:01:206
161099246,17cyclictest0-21swapper/1420:00:186
161099246,17cyclictest0-21swapper/1420:00:186
161099246,16cyclictest4466-21mailstats19:10:416
161099245,17cyclictest0-21swapper/1420:22:136
161099244,18cyclictest0-21swapper/1420:30:296
161099243,19cyclictest0-21swapper/1419:25:406
161099242,20cyclictest0-21swapper/1420:35:496
161099241,21cyclictest0-21swapper/1419:20:206
159599249,8cyclictest0-21swapper/521:35:0411
159599247,9cyclictest549-21systemd-journal22:52:4411
159599245,11cyclictest58-21ksoftirqd/523:34:2411
159599243,9cyclictest0-21swapper/522:09:3811
159199241,4cyclictest0-21swapper/219:20:288
140652240,0sleep10-21swapper/123:54:201
139562240,3sleep114066-21sshd22:59:311
44492230,1sleep40-21swapper/421:54:0110
266852230,2sleep30-21swapper/323:49:189
250972230,19sleep40-21swapper/423:58:4110
231302230,19sleep30-21swapper/322:57:099
177702230,1sleep00-21swapper/022:43:270
176962230,1sleep110-21swapper/1122:27:193
176962230,1sleep110-21swapper/1122:27:193
172522230,20sleep30-21swapper/321:58:349
163382230,1sleep130-21swapper/1321:58:275
161099237,14cyclictest0-21swapper/1420:10:426
161099236,15cyclictest31594-21cstates19:45:316
161099236,15cyclictest31594-21cstates19:45:316
161099236,15cyclictest0-21swapper/1419:55:186
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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