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2026-06-11 - 08:58
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Thu Jun 11, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1916021470,4sleep21734799cyclictest22:58:012
2424421430,2sleep21734799cyclictest21:00:152
1068911210,7ptp4l17286-21kworker/3:020:45:463
292732890,2sleep00-21swapper/000:14:560
106891730,1ptp4l401ktimersoftd/301:42:163
17342996958,6cyclictest25-21ksoftirqd/102:00:121
106891690,1ptp4l401ktimersoftd/323:10:443
31772670,5sleep33136-21ssh00:20:173
95642630,4sleep11734299cyclictest23:20:211
9552610,3sleep2311rcuc/223:45:152
319772600,3sleep10-21swapper/123:44:261
106891600,1ptp4l401ktimersoftd/323:33:003
75522590,4sleep27557-21gltestperf00:25:142
106891580,1ptp4l401ktimersoftd/323:29:043
106891580,1ptp4l401ktimersoftd/302:00:473
86122560,2sleep00-21swapper/001:31:000
109982560,2sleep30-21swapper/323:22:073
17342995541,7cyclictest25-21ksoftirqd/123:35:101
266602540,3sleep21734799cyclictest01:50:132
17342995442,5cyclictest25-21ksoftirqd/122:40:081
17342995442,5cyclictest25-21ksoftirqd/101:20:111
106891540,2ptp4l24286-21kworker/3:000:43:473
144112530,2sleep00-21swapper/022:53:180
171512525,37sleep00-21swapper/020:48:490
17342995140,5cyclictest25-21ksoftirqd/123:00:091
17342995136,7cyclictest25-21ksoftirqd/123:15:081
17342995039,4cyclictest25-21ksoftirqd/102:10:121
17352994739,4cyclictest41-21ksoftirqd/301:50:123
17342994734,6cyclictest25-21ksoftirqd/122:20:081
106891460,1ptp4l401ktimersoftd/322:53:073
17352994539,3cyclictest41-21ksoftirqd/322:25:083
106891450,2ptp4l10858-21kworker/3:201:08:303
17352994435,5cyclictest41-21ksoftirqd/300:10:093
17342994433,5cyclictest25-21ksoftirqd/122:10:061
106891440,1ptp4l401ktimersoftd/300:27:383
106891440,0ptp4l401ktimersoftd/301:31:023
17342994232,3cyclictest25-21ksoftirqd/101:15:121
106891420,0ptp4l401ktimersoftd/322:18:273
106891410,1ptp4l401ktimersoftd/323:37:573
106891400,1ptp4l401ktimersoftd/323:59:003
106891400,1ptp4l401ktimersoftd/301:49:103
106891400,1ptp4l401ktimersoftd/300:00:033
17352993931,4cyclictest41-21ksoftirqd/322:45:093
17342993928,5cyclictest25-21ksoftirqd/121:35:081
106891390,1ptp4l401ktimersoftd/301:23:283
106891390,1ptp4l401ktimersoftd/301:02:413
17342993816,6cyclictest25-21ksoftirqd/123:30:131
106891380,1ptp4l401ktimersoftd/323:50:473
106891380,1ptp4l401ktimersoftd/323:50:473
106891380,1ptp4l401ktimersoftd/323:01:253
106891380,1ptp4l401ktimersoftd/301:59:463
106891380,1ptp4l401ktimersoftd/301:38:423
106891380,1ptp4l401ktimersoftd/301:38:423
106891380,1ptp4l401ktimersoftd/300:38:373
106891380,1ptp4l401ktimersoftd/300:31:563
17342993729,4cyclictest25-21ksoftirqd/122:00:061
17342993729,4cyclictest25-21ksoftirqd/122:00:061
17342993725,6cyclictest25-21ksoftirqd/100:15:111
106891370,1ptp4l401ktimersoftd/323:17:153
106891370,1ptp4l401ktimersoftd/302:16:153
106891370,1ptp4l401ktimersoftd/301:26:133
106891370,1ptp4l401ktimersoftd/301:26:133
106891370,1ptp4l401ktimersoftd/301:12:533
106891370,1ptp4l401ktimersoftd/300:55:203
106891370,1ptp4l401ktimersoftd/300:51:203
106891370,1ptp4l401ktimersoftd/300:48:023
106891370,1ptp4l401ktimersoftd/300:15:083
106891370,1ptp4l401ktimersoftd/300:08:173
106891370,0ptp4l401ktimersoftd/323:41:233
106891370,0ptp4l401ktimersoftd/321:25:103
106891360,1ptp4l401ktimersoftd/323:47:383
106891360,1ptp4l401ktimersoftd/321:56:533
106891360,1ptp4l401ktimersoftd/321:35:223
106891360,1ptp4l401ktimersoftd/301:18:023
106891360,0ptp4l401ktimersoftd/322:59:053
106891360,0ptp4l401ktimersoftd/321:47:543
17347993529,3cyclictest2146-21munin-plugin-st21:24:552
17342993528,4cyclictest22688-21cron20:59:541
106891350,0ptp4l401ktimersoftd/321:02:343
17352993424,6cyclictest41-21ksoftirqd/322:05:083
17352993424,6cyclictest41-21ksoftirqd/322:05:083
1734299337,7cyclictest25-21ksoftirqd/100:29:591
17342993325,4cyclictest25-21ksoftirqd/100:55:101
17342993321,10cyclictest25-21ksoftirqd/101:55:281
1734299326,4cyclictest25-21ksoftirqd/100:44:371
17342993227,3cyclictest25-21ksoftirqd/123:54:581
17342993227,3cyclictest25-21ksoftirqd/123:54:581
17342993220,9cyclictest25-21ksoftirqd/101:45:021
1734299321,3cyclictest121rcu_preempt21:25:241
106891320,1ptp4l401ktimersoftd/323:07:133
106891320,1ptp4l401ktimersoftd/322:00:243
106891320,1ptp4l401ktimersoftd/322:00:243
106891320,1ptp4l401ktimersoftd/321:41:383
106891320,1ptp4l401ktimersoftd/302:09:463
17352993125,3cyclictest41-21ksoftirqd/321:19:553
17352993120,6cyclictest41-21ksoftirqd/321:20:063
17342993126,3cyclictest25-21ksoftirqd/100:09:581
17342993125,3cyclictest25-21ksoftirqd/101:05:171
17342993122,6cyclictest25-21ksoftirqd/100:30:131
17342993121,8cyclictest25-21ksoftirqd/122:56:571
106891310,1ptp4l401ktimersoftd/321:33:243
106891310,1ptp4l401ktimersoftd/302:10:093
5982300,3sleep09-21ksoftirqd/021:20:120
17352993020,6cyclictest41-21ksoftirqd/321:10:053
17347993024,3cyclictest33-21ksoftirqd/200:15:172
17347993014,13cyclictest15913-21sendmail-msp01:40:002
17347993014,13cyclictest15913-21sendmail-msp01:40:002
17342993025,3cyclictest25-21ksoftirqd/121:59:561
17342993025,3cyclictest25-21ksoftirqd/121:54:551
17342993025,3cyclictest25-21ksoftirqd/100:39:591
106891300,1ptp4l401ktimersoftd/322:39:483
1734799295,13cyclictest2189-21ssh00:20:092
17347992924,3cyclictest33-21ksoftirqd/200:45:162
1734299294,3cyclictest121rcu_preempt22:25:101
17342992924,3cyclictest25-21ksoftirqd/123:55:271
17342992924,3cyclictest25-21ksoftirqd/123:09:581
17342992924,3cyclictest25-21ksoftirqd/121:05:121
17342992924,3cyclictest25-21ksoftirqd/121:04:551
17342992924,3cyclictest25-21ksoftirqd/101:40:231
17342992924,3cyclictest25-21ksoftirqd/101:04:591
17342992924,3cyclictest25-21ksoftirqd/100:45:201
17342992924,3cyclictest25-21ksoftirqd/100:14:591
17342992923,4cyclictest25-21ksoftirqd/123:10:131
17342992923,3cyclictest25-21ksoftirqd/122:05:131
17342992923,3cyclictest25-21ksoftirqd/122:05:131
17342992923,3cyclictest25-21ksoftirqd/101:10:271
17342992923,3cyclictest25-21ksoftirqd/100:00:101
17342992920,3cyclictest25-21ksoftirqd/101:30:001
17342992920,3cyclictest25-21ksoftirqd/101:30:001
165342295,10sleep10-21swapper/120:45:231
156662295,10sleep20-21swapper/220:45:112
17352992823,3cyclictest41-21ksoftirqd/322:30:143
17352992823,3cyclictest41-21ksoftirqd/320:59:543
17347992822,3cyclictest33-21ksoftirqd/223:35:102
17347992822,3cyclictest33-21ksoftirqd/200:05:142
1734299283,3cyclictest25-21ksoftirqd/123:45:181
17342992823,3cyclictest25-21ksoftirqd/123:25:211
17342992823,3cyclictest25-21ksoftirqd/122:54:581
17342992823,3cyclictest25-21ksoftirqd/121:40:131
17342992823,3cyclictest25-21ksoftirqd/121:14:551
17342992823,3cyclictest25-21ksoftirqd/120:54:541
17342992823,3cyclictest25-21ksoftirqd/102:20:021
17342992823,3cyclictest25-21ksoftirqd/100:20:261
17342992822,4cyclictest25-21ksoftirqd/102:10:021
17342992819,6cyclictest25-21ksoftirqd/100:50:091
17337992823,3cyclictest9-21ksoftirqd/000:39:590
106891280,1ptp4l401ktimersoftd/320:51:053
106891280,0ptp4l401ktimersoftd/321:52:003
206602271,3sleep2121rcu_preempt01:44:482
17347992722,3cyclictest33-21ksoftirqd/221:39:552
17347992720,4cyclictest33-21ksoftirqd/222:43:082
17342992723,3cyclictest25-21ksoftirqd/101:50:131
17342992723,2cyclictest25-21ksoftirqd/122:15:001
17342992722,3cyclictest25-21ksoftirqd/122:45:271
17342992722,3cyclictest25-21ksoftirqd/121:49:551
17342992722,3cyclictest25-21ksoftirqd/121:15:101
17342992722,3cyclictest25-21ksoftirqd/101:35:201
17342992722,3cyclictest25-21ksoftirqd/101:35:201
17342992721,4cyclictest25-21ksoftirqd/101:30:011
17342992720,4cyclictest25-21ksoftirqd/122:30:221
273612260,2sleep20-21swapper/200:11:412
17352992621,3cyclictest41-21ksoftirqd/321:09:553
17352992619,4cyclictest41-21ksoftirqd/322:40:043
17347992621,3cyclictest8013-21kworker/2:023:10:152
17347992620,3cyclictest33-21ksoftirqd/222:50:152
17347992620,3cyclictest33-21ksoftirqd/201:01:072
17342992621,3cyclictest25-21ksoftirqd/122:39:571
17342992621,3cyclictest25-21ksoftirqd/121:29:561
17342992620,3cyclictest25-21ksoftirqd/121:20:141
17337992620,3cyclictest9-21ksoftirqd/021:39:010
17337992619,4cyclictest9-21ksoftirqd/022:47:070
17347992520,3cyclictest33-21ksoftirqd/201:30:182
17347992519,4cyclictest33-21ksoftirqd/201:05:172
17347992518,4cyclictest33-21ksoftirqd/221:44:352
17347992510,12cyclictest24664-21irqrtprio22:10:122
17337992519,3cyclictest9-21ksoftirqd/022:21:540
17337992519,3cyclictest9-21ksoftirqd/001:22:040
17337992518,4cyclictest9-21ksoftirqd/022:32:500
17337992518,4cyclictest9-21ksoftirqd/022:29:560
17337992518,4cyclictest9-21ksoftirqd/000:50:450
17352992417,4cyclictest41-21ksoftirqd/322:11:583
17347992420,3cyclictest33-21ksoftirqd/200:55:142
17347992418,3cyclictest33-21ksoftirqd/200:50:002
17347992417,5cyclictest33-21ksoftirqd/223:15:172
17347992417,4cyclictest33-21ksoftirqd/222:46:572
17347992417,4cyclictest33-21ksoftirqd/222:07:112
17347992417,4cyclictest33-21ksoftirqd/222:07:112
17347992417,4cyclictest33-21ksoftirqd/221:34:352
17347992417,4cyclictest33-21ksoftirqd/200:40:032
17337992419,3cyclictest9-21ksoftirqd/023:14:580
17337992419,3cyclictest9-21ksoftirqd/021:45:320
17337992418,3cyclictest9-21ksoftirqd/022:35:320
17337992417,4cyclictest9-21ksoftirqd/022:07:410
17337992417,4cyclictest9-21ksoftirqd/022:07:410
17337992417,4cyclictest9-21ksoftirqd/021:58:140
17337992417,4cyclictest9-21ksoftirqd/001:03:420
1733799241,20cyclictest24227-21ssh01:15:150
106891240,1ptp4l401ktimersoftd/322:20:143
297382230,4sleep21734799cyclictest01:20:182
17347992318,3cyclictest33-21ksoftirqd/222:38:112
17347992318,3cyclictest33-21ksoftirqd/220:54:572
17347992318,3cyclictest33-21ksoftirqd/200:39:082
17347992317,3cyclictest33-21ksoftirqd/223:07:222
17347992317,3cyclictest33-21ksoftirqd/222:29:292
17347992317,3cyclictest33-21ksoftirqd/221:05:562
17347992317,3cyclictest33-21ksoftirqd/202:18:522
17347992317,3cyclictest33-21ksoftirqd/201:10:182
17347992317,3cyclictest33-21ksoftirqd/200:30:182
17347992316,4cyclictest33-21ksoftirqd/222:21:242
17347992316,4cyclictest33-21ksoftirqd/222:01:212
17347992316,4cyclictest33-21ksoftirqd/222:01:212
17347992316,4cyclictest33-21ksoftirqd/221:53:102
17347992316,4cyclictest33-21ksoftirqd/221:46:032
17347992316,4cyclictest33-21ksoftirqd/221:18:292
17347992316,4cyclictest33-21ksoftirqd/221:11:392
1734799231,11cyclictest22486-21tail23:00:252
1733799232,13cyclictest46950irq/100-ens3-Tx00:00:090
17337992318,3cyclictest9-21ksoftirqd/023:28:590
17337992318,3cyclictest9-21ksoftirqd/021:42:320
17337992318,3cyclictest9-21ksoftirqd/021:15:430
17337992317,3cyclictest9-21ksoftirqd/022:01:460
17337992317,3cyclictest9-21ksoftirqd/022:01:460
17337992317,3cyclictest9-21ksoftirqd/020:55:380
17337992317,3cyclictest9-21ksoftirqd/020:51:580
17337992316,4cyclictest9-21ksoftirqd/022:43:260
17337992316,4cyclictest9-21ksoftirqd/021:07:150
128122230,4sleep01733799cyclictest23:24:570
234062220,2sleep00-21swapper/021:00:080
17347992216,3cyclictest33-21ksoftirqd/202:07:242
17347992215,4cyclictest17720-21cut20:50:062
17337992215,4cyclictest9-21ksoftirqd/021:34:210
17337992215,4cyclictest6986-21/usr/sbin/munin00:25:130
1733799221,18cyclictest16603-21grep01:40:150
1733799220,3cyclictest121rcu_preempt23:17:310
687822115,3sleep233-21ksoftirqd/202:02:312
36592210,2sleep00-21swapper/001:26:150
36592210,2sleep00-21swapper/001:26:150
17347992116,3cyclictest33-21ksoftirqd/202:10:192
17347992114,4cyclictest7523-21sh23:51:202
17347992114,4cyclictest7523-21sh23:51:202
1733799213,15cyclictest10483-21sed02:05:280
17337992115,3cyclictest9-21ksoftirqd/023:44:250
17337992115,3cyclictest9-21ksoftirqd/022:14:530
17337992115,3cyclictest9-21ksoftirqd/002:01:380
17337992114,4cyclictest29808-21sh21:14:550
17337992114,4cyclictest14579-21turbostat23:59:580
17337992113,4cyclictest10480-21diskmemload23:05:090
1733799211,17cyclictest0-21swapper/000:40:120
173232210,2sleep00-21swapper/001:07:480
1734799202,10cyclictest17992-21rm23:30:102
17347992015,3cyclictest33-21ksoftirqd/221:59:002
17347992015,3cyclictest33-21ksoftirqd/221:25:102
17347992014,4cyclictest33-21ksoftirqd/200:00:452
17347992014,3cyclictest3576-21sh01:26:052
17347992014,3cyclictest3576-21sh01:26:052
17347992014,3cyclictest33-21ksoftirqd/222:16:002
17347992014,3cyclictest27496-21sh01:18:252
17347992014,3cyclictest16451-21sh23:28:032
17347992014,3cyclictest10736-21sh23:21:402
17347992013,4cyclictest33-21ksoftirqd/222:32:482
17347992013,4cyclictest21885-21sed01:45:162
1734799201,16cyclictest29628-21grep23:40:282
1733799208,9cyclictest23321-21gltestperf23:35:130
17337992015,3cyclictest9-21ksoftirqd/022:15:010
17337992014,3cyclictest14231-21/usr/sbin/munin21:50:140
17337992013,4cyclictest9-21ksoftirqd/021:26:420
17337992013,4cyclictest27712-21cat00:45:170
17337992013,4cyclictest20490-21sh23:31:340
17337992013,4cyclictest18159-21latency_hist02:15:020
17337992013,4cyclictest10480-21diskmemload00:56:150
17337992011,6cyclictest10480-21diskmemload23:03:290
17347991913,3cyclictest31284-21acpi01:55:122
1734799191,10cyclictest10071-21ssh23:55:112
17337991914,3cyclictest9-21ksoftirqd/000:20:110
17337991914,3cyclictest1315-21ls23:45:170
1733799191,3cyclictest12443-21tail00:30:150
17337991913,3cyclictest1055-21runrttasks01:51:050
17337991913,3cyclictest10480-21diskmemload00:05:460
17337991912,4cyclictest10480-21diskmemload02:19:380
17337991912,4cyclictest10480-21diskmemload01:59:420
17337991912,4cyclictest10480-21diskmemload01:35:130
17337991912,4cyclictest10480-21diskmemload01:35:130
17337991912,4cyclictest10480-21diskmemload01:13:440
17337991912,4cyclictest10480-21diskmemload00:16:490
1733799190,16cyclictest7032-21ssh23:50:290
1733799190,16cyclictest7032-21ssh23:50:290
1733799190,16cyclictest19041-21ssh22:57:490
1733799183,9cyclictest0-21swapper/001:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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