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2026-03-18 - 16:44
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4.osadl.org (updated Wed Mar 18, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21810216091,7sleep20-21swapper/207:06:162
21828213472,59sleep00-21swapper/007:06:300
21761213068,8sleep30-21swapper/307:05:373
220852125116,6sleep10-21swapper/107:09:481
271812690,2sleep327179-21munin-run08:10:003
3252620,0sleep30-21swapper/311:35:013
21562570,1sleep30-21swapper/311:05:173
120792570,0sleep10-21swapper/109:20:181
32902550,0sleep20-21swapper/212:35:102
9632530,0sleep00-21swapper/009:10:170
83862530,1sleep10-21swapper/110:45:011
257112520,0sleep20-21swapper/207:39:042
320362290,1sleep20-21swapper/211:30:232
2228299280,27cyclictest0-21swapper/210:49:192
2227799280,27cyclictest0-21swapper/110:31:221
2227799280,27cyclictest0-21swapper/109:14:501
22282992718,5cyclictest752-21lldpd07:56:092
2228299270,26cyclictest0-21swapper/209:39:212
2227799270,26cyclictest0-21swapper/112:07:231
2227799270,26cyclictest0-21swapper/111:55:371
2227799270,26cyclictest0-21swapper/111:38:041
2227799270,26cyclictest0-21swapper/111:25:311
2227799270,26cyclictest0-21swapper/111:06:241
2227799270,26cyclictest0-21swapper/110:37:071
2227799270,26cyclictest0-21swapper/110:07:551
2227799270,26cyclictest0-21swapper/110:03:541
2227799270,26cyclictest0-21swapper/109:44:131
2227799270,26cyclictest0-21swapper/108:48:591
2227799270,26cyclictest0-21swapper/108:20:081
2227799270,26cyclictest0-21swapper/108:18:351
2227799270,26cyclictest0-21swapper/108:13:411
2227799270,26cyclictest0-21swapper/107:54:231
2227799270,26cyclictest0-21swapper/107:37:021
2227499270,26cyclictest0-21swapper/011:28:310
22282992616,7cyclictest749-21snmpd10:10:252
2228299260,25cyclictest0-21swapper/212:30:532
2228299260,25cyclictest0-21swapper/209:20:212
2228299260,25cyclictest0-21swapper/208:04:082
2228299260,24cyclictest31580-21idleruntime-cro07:45:002
2227799260,25cyclictest0-21swapper/112:35:411
2227799260,25cyclictest0-21swapper/111:14:371
2227799260,24cyclictest12707-21awk12:15:001
22282992517,7cyclictest749-21snmpd10:16:362
22282992517,7cyclictest749-21snmpd08:54:572
22282992517,7cyclictest749-21snmpd08:54:562
22277992518,7cyclictest0-21swapper/111:54:591
22277992518,7cyclictest0-21swapper/110:22:431
2227799250,24cyclictest0-21swapper/108:38:351
2228299240,9cyclictest0-21swapper/210:50:122
2228299240,22cyclictest0-21swapper/210:20:162
22282992315,7cyclictest749-21snmpd08:43:062
2228299231,21cyclictest0-21swapper/208:37:112
2228299230,7cyclictest280-21systemd-journal11:49:332
2227499231,21cyclictest0-21swapper/010:01:000
2228299227,14cyclictest0-21swapper/208:30:122
2228299227,11cyclictest15399-21wget09:25:122
2228299225,12cyclictest280-21systemd-journal08:56:462
22282992217,4cyclictest0-21swapper/211:22:182
22282992217,4cyclictest0-21swapper/211:14:522
22282992214,7cyclictest749-21snmpd12:11:262
22282992214,7cyclictest749-21snmpd12:00:582
22282992214,7cyclictest749-21snmpd11:54:322
22282992214,7cyclictest749-21snmpd10:42:482
2228299221,20cyclictest0-21swapper/210:38:222
2228299220,21cyclictest0-21swapper/207:21:472
2227799220,21cyclictest0-21swapper/112:27:471
2227799220,21cyclictest0-21swapper/110:15:421
2227799220,21cyclictest0-21swapper/110:10:361
2227799220,21cyclictest0-21swapper/109:49:451
2227799220,21cyclictest0-21swapper/109:37:511
2227799220,21cyclictest0-21swapper/108:58:141
2227799220,21cyclictest0-21swapper/108:40:141
2227799220,21cyclictest0-21swapper/107:33:261
2227799220,21cyclictest0-21swapper/107:27:351
2227499220,21cyclictest0-21swapper/009:19:570
22282992117,3cyclictest0-21swapper/209:31:072
22282992117,3cyclictest0-21swapper/207:30:082
22282992115,5cyclictest749-21snmpd11:02:192
22282992115,5cyclictest749-21snmpd09:17:402
22282992114,6cyclictest749-21snmpd09:02:032
22282992114,6cyclictest749-21snmpd08:18:302
22282992113,7cyclictest749-21snmpd08:24:292
2228299210,20cyclictest0-21swapper/212:26:442
2228299210,20cyclictest0-21swapper/212:15:322
2228299210,20cyclictest0-21swapper/212:15:322
2228299210,20cyclictest0-21swapper/211:40:252
2228299210,20cyclictest0-21swapper/208:05:472
2228299210,20cyclictest0-21swapper/207:50:142
2228299210,20cyclictest0-21swapper/207:19:472
2228299210,19cyclictest11318-21/usr/sbin/munin09:50:132
2228299210,18cyclictest30876-21/usr/sbin/munin09:10:102
22277992118,2cyclictest0-21swapper/110:42:361
2227799210,3cyclictest0-21swapper/109:56:101
2227799210,20cyclictest0-21swapper/112:21:081
2227799210,20cyclictest0-21swapper/111:01:341
2227799210,20cyclictest0-21swapper/110:59:011
2227799210,20cyclictest0-21swapper/109:32:271
2227799210,20cyclictest0-21swapper/109:15:451
2227799210,20cyclictest0-21swapper/107:10:341
2227499214,15cyclictest0-21swapper/007:15:150
22274992118,2cyclictest749-21snmpd12:05:290
22274992118,2cyclictest749-21snmpd11:51:530
22274992118,2cyclictest749-21snmpd11:30:030
22274992118,2cyclictest749-21snmpd11:14:310
22274992118,2cyclictest749-21snmpd07:28:290
22274992117,2cyclictest749-21snmpd10:41:460
2227499210,20cyclictest0-21swapper/010:59:100
2227499210,19cyclictest24738-21apt-get09:05:000
2227499210,19cyclictest11677-21cstates09:50:130
257812209,3sleep30-21swapper/307:39:133
22282992018,1cyclictest749-21snmpd10:09:392
22282992018,1cyclictest749-21snmpd07:26:142
22282992016,3cyclictest0-21swapper/211:08:182
22282992015,4cyclictest749-21snmpd10:00:002
22282992014,5cyclictest749-21snmpd11:19:372
22282992014,5cyclictest749-21snmpd09:46:032
22282992014,5cyclictest749-21snmpd08:27:592
22282992014,5cyclictest749-21snmpd08:14:262
22282992011,8cyclictest749-21snmpd07:11:162
2228299201,17cyclictest0-21swapper/208:45:122
2228299200,20cyclictest0-21swapper/211:35:432
2228299200,19cyclictest0-21swapper/207:46:022
22277992018,2cyclictest0-21swapper/111:48:251
22277992018,2cyclictest0-21swapper/110:51:151
22277992018,2cyclictest0-21swapper/109:09:441
22277992018,2cyclictest0-21swapper/109:01:301
22277992017,3cyclictest0-21swapper/108:01:261
22277992016,3cyclictest0-21swapper/107:16:141
2227799200,2cyclictest0-21swapper/111:34:031
2227799200,20cyclictest0-21swapper/108:27:241
2227799200,19cyclictest0-21swapper/112:32:081
2227799200,19cyclictest0-21swapper/108:54:421
2227799200,19cyclictest0-21swapper/108:54:411
2227799200,19cyclictest0-21swapper/108:30:531
2227799200,19cyclictest0-21swapper/107:40:171
22274992018,1cyclictest749-21snmpd11:39:070
22274992018,1cyclictest749-21snmpd11:23:010
22274992018,1cyclictest749-21snmpd10:15:130
22274992018,1cyclictest749-21snmpd09:43:220
22274992018,1cyclictest749-21snmpd09:35:330
22274992018,1cyclictest749-21snmpd08:36:320
22274992017,2cyclictest749-21snmpd12:38:020
22274992017,2cyclictest749-21snmpd12:32:430
22274992017,2cyclictest749-21snmpd12:22:530
22274992017,2cyclictest749-21snmpd12:11:380
22274992017,2cyclictest749-21snmpd12:03:440
22274992017,2cyclictest749-21snmpd11:48:500
22274992017,2cyclictest749-21snmpd09:49:540
22274992017,2cyclictest749-21snmpd09:29:010
22274992017,2cyclictest749-21snmpd08:28:140
22274992017,2cyclictest749-21snmpd08:09:440
2227499200,2cyclictest17934-21munin-run10:25:000
22282991917,2cyclictest0-21swapper/209:57:042
22282991917,1cyclictest749-21snmpd12:24:342
22282991917,1cyclictest749-21snmpd10:59:122
22282991915,3cyclictest0-21swapper/209:08:082
22277991917,2cyclictest0-21swapper/109:28:011
22277991916,3cyclictest0-21swapper/112:01:111
2227499195,8cyclictest0-21swapper/007:40:100
22274991917,1cyclictest749-21snmpd11:16:300
22274991917,1cyclictest749-21snmpd11:05:070
22274991917,1cyclictest749-21snmpd09:31:570
22274991917,1cyclictest749-21snmpd08:40:410
22274991917,1cyclictest749-21snmpd07:38:590
22274991916,2cyclictest749-21snmpd08:18:410
22274991916,2cyclictest0-21swapper/008:31:530
22274991915,2cyclictest27402-21apt-get08:10:120
70782188,3sleep30-21swapper/312:09:463
2228299184,13cyclictest0-21swapper/209:40:212
22282991816,1cyclictest749-21snmpd11:26:342
22282991816,1cyclictest749-21snmpd10:26:392
2228299180,17cyclictest0-21swapper/210:33:512
2227799185,9cyclictest0-21swapper/108:05:191
22277991816,2cyclictest0-21swapper/111:21:071
22277991816,2cyclictest0-21swapper/111:16:091
22277991816,2cyclictest0-21swapper/110:29:121
22274991816,1cyclictest749-21snmpd11:00:480
22274991816,1cyclictest749-21snmpd10:27:390
22274991816,1cyclictest749-21snmpd09:58:390
22274991816,1cyclictest749-21snmpd09:22:480
22274991816,1cyclictest749-21snmpd09:09:260
22274991816,1cyclictest749-21snmpd07:55:320
22274991816,1cyclictest749-21snmpd07:51:020
22274991815,2cyclictest749-21snmpd11:57:490
2227499180,17cyclictest0-21swapper/008:02:320
239972170,1sleep30-21swapper/308:35:153
2228299173,12cyclictest23820-21cat11:55:152
22282991713,3cyclictest0-21swapper/212:06:562
2227799172,14cyclictest0-21swapper/107:20:141
22277991715,2cyclictest0-21swapper/109:52:451
2227799170,16cyclictest0-21swapper/111:40:231
2227499173,13cyclictest0-21swapper/012:29:480
22274991715,1cyclictest749-21snmpd11:41:480
22274991715,1cyclictest749-21snmpd10:32:160
22274991715,1cyclictest749-21snmpd10:10:300
22274991715,1cyclictest749-21snmpd08:50:120
22274991715,1cyclictest749-21snmpd08:50:110
22274991715,1cyclictest749-21snmpd07:48:110
22274991715,1cyclictest749-21snmpd07:31:290
22274991715,1cyclictest749-21snmpd07:24:260
22274991715,1cyclictest15181-21smartctl10:50:150
22274991714,2cyclictest749-21snmpd10:06:310
22274991710,7cyclictest0-21swapper/010:35:110
2227499170,16cyclictest0-21swapper/010:45:230
1088721710,4sleep30-21swapper/309:47:333
2227799162,13cyclictest0-21swapper/112:16:391
2227799162,13cyclictest0-21swapper/112:16:391
22277991614,2cyclictest0-21swapper/107:45:171
2227799160,10cyclictest0-21swapper/107:55:141
2227499168,7cyclictest0-21swapper/007:11:350
2227499167,8cyclictest0-21swapper/008:20:110
22274991613,2cyclictest749-21snmpd08:47:440
11122169,4sleep30-21swapper/310:09:553
375221510,3sleep30-21swapper/309:13:443
326232159,5sleep30-21swapper/308:13:173
2562521510,3sleep30-21swapper/311:00:103
2227499150,14cyclictest0-21swapper/012:16:370
2227499150,14cyclictest0-21swapper/012:16:360
943721410,3sleep30-21swapper/311:10:503
790821410,3sleep30-21swapper/310:44:593
3167421410,3sleep30-21swapper/309:36:513
2933021410,3sleep30-21swapper/310:35:033
290842149,3sleep30-21swapper/310:34:463
2799821410,3sleep30-21swapper/311:56:363
2747621410,3sleep30-21swapper/307:10:543
238182149,3sleep30-21swapper/312:23:273
2227499140,13cyclictest0-21swapper/008:55:050
2123821410,3sleep30-21swapper/308:00:523
2112221410,3sleep30-21swapper/311:22:313
1958721410,3sleep30-21swapper/310:52:573
167021410,3sleep30-21swapper/308:41:253
1552621410,3sleep30-21swapper/311:18:043
150352149,3sleep30-21swapper/309:24:103
141962144,3sleep30-21swapper/307:27:403
137932142,4sleep30-21swapper/310:49:393
129842149,3sleep30-21swapper/308:52:073
129842149,3sleep30-21swapper/308:52:063
117121410,3sleep30-21swapper/312:01:043
85792139,3sleep30-21swapper/307:22:193
74122139,3sleep30-21swapper/308:47:373
66462139,3sleep30-21swapper/310:14:083
57952139,3sleep30-21swapper/311:39:253
51092139,3sleep30-21swapper/309:41:033
44512139,3sleep30-21swapper/307:46:103
315122139,3sleep30-21swapper/307:44:263
30912139,3sleep30-21swapper/307:18:513
295422139,3sleep30-21swapper/312:25:553
27622139,3sleep30-21swapper/312:31:243
267412139,3sleep30-21swapper/311:27:293
253602139,3sleep30-21swapper/310:59:533
245542139,3sleep30-21swapper/309:02:473
226052139,3sleep30-21swapper/308:32:293
205262139,3sleep30-21swapper/309:27:543
180572139,3sleep30-21swapper/312:16:583
180572139,3sleep30-21swapper/312:16:573
170052139,3sleep30-21swapper/311:49:073
164952139,3sleep30-21swapper/309:51:453
123302139,3sleep30-21swapper/312:10:303
114082138,3sleep30-21swapper/308:22:583
102812139,3sleep30-21swapper/307:54:243
85242128,3sleep30-21swapper/312:37:533
55922128,3sleep30-21swapper/308:15:303
303442128,3sleep30-21swapper/309:06:163
276512128,3sleep30-21swapper/310:01:113
231592128,3sleep30-21swapper/310:25:343
224552128,2sleep30-21swapper/311:52:203
221112127,3sleep30-21swapper/309:57:103
209222128,3sleep30-21swapper/309:30:073
196912128,3sleep30-21swapper/307:31:003
168722128,3sleep30-21swapper/308:25:593
157762128,3sleep30-21swapper/307:58:083
120762127,3sleep30-21swapper/310:17:043
111422128,3sleep30-21swapper/311:40:383
186242117,3sleep30-21swapper/308:57:463
93462106,3sleep30-21swapper/309:18:093
175642104,5sleep30-21swapper/310:20:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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