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2025-05-11 - 10:31
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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 Sun May 11, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3108521530,5sleep03114899cyclictest00:12:350
549121280,5sleep23115999cyclictest22:50:552
1518911010,4ptp4l401ktimersoftd/321:27:223
241412790,2sleep30-21swapper/300:41:213
51642740,2sleep00-21swapper/002:46:210
151891720,9ptp4l401ktimersoftd/323:59:143
94512680,4sleep39455-21irqrtprio01:01:203
321342630,2sleep10-21swapper/100:51:111
31155996248,7cyclictest25-21ksoftirqd/102:16:131
109302620,2sleep20-21swapper/201:02:162
151891590,1ptp4l401ktimersoftd/323:47:573
151891590,1ptp4l401ktimersoftd/302:19:313
304422580,2sleep20-21swapper/222:35:542
151891580,1ptp4l401ktimersoftd/302:53:073
151891580,1ptp4l401ktimersoftd/300:22:063
141572580,2sleep20-21swapper/202:18:042
138452580,2sleep30-21swapper/301:06:183
94722570,2sleep00-21swapper/000:25:560
151891570,1ptp4l401ktimersoftd/300:16:023
31159995649,4cyclictest33-21ksoftirqd/201:46:122
170502550,2sleep10-21swapper/102:21:201
31155995446,4cyclictest25-21ksoftirqd/101:56:131
34102530,2sleep10-21swapper/123:41:531
31155995241,5cyclictest25-21ksoftirqd/122:31:081
151891510,1ptp4l401ktimersoftd/302:57:433
31155995039,5cyclictest25-21ksoftirqd/102:11:131
31155995039,5cyclictest25-21ksoftirqd/102:11:131
31155995036,6cyclictest25-21ksoftirqd/101:16:151
70952470,2sleep10-21swapper/121:46:111
325742470,2sleep00-21swapper/023:39:230
31159994741,3cyclictest33-21ksoftirqd/222:01:092
31155994736,4cyclictest25-21ksoftirqd/123:31:111
31159994639,4cyclictest33-21ksoftirqd/221:51:092
21992460,2sleep22202-21cat02:41:252
151891450,1ptp4l401ktimersoftd/300:51:323
31159994426,16cyclictest33-21ksoftirqd/202:01:302
31159994336,4cyclictest33-21ksoftirqd/223:41:092
31159994336,4cyclictest33-21ksoftirqd/200:46:142
31159994336,3cyclictest33-21ksoftirqd/201:51:152
31159994335,4cyclictest33-21ksoftirqd/222:36:072
31159994335,4cyclictest33-21ksoftirqd/222:36:072
31155994332,5cyclictest25-21ksoftirqd/123:11:071
151891430,17ptp4l401ktimersoftd/300:56:233
31159994236,3cyclictest33-21ksoftirqd/201:11:142
31159994234,4cyclictest33-21ksoftirqd/202:51:152
31155994137,2cyclictest25-21ksoftirqd/123:51:001
31155994128,6cyclictest25-21ksoftirqd/121:41:051
31159994033,4cyclictest33-21ksoftirqd/201:36:172
31159994033,3cyclictest33-21ksoftirqd/221:46:072
31159993933,3cyclictest33-21ksoftirqd/202:56:152
151891390,1ptp4l401ktimersoftd/302:28:373
31159993831,4cyclictest33-21ksoftirqd/202:46:142
31159993821,9cyclictest33-21ksoftirqd/223:01:182
151891380,2ptp4l16044-21kworker/3:021:46:083
151891380,1ptp4l401ktimersoftd/301:53:133
253302370,2sleep10-21swapper/101:55:551
31159993617,4cyclictest33-21ksoftirqd/202:10:582
31159993617,4cyclictest33-21ksoftirqd/202:10:582
31155993625,5cyclictest25-21ksoftirqd/122:11:061
31155993625,5cyclictest25-21ksoftirqd/100:06:121
31155993620,7cyclictest25-21ksoftirqd/122:26:201
151891360,2ptp4l25265-21kworker/3:123:21:213
151891360,1ptp4l401ktimersoftd/321:41:223
151891360,1ptp4l401ktimersoftd/302:31:223
151891360,1ptp4l401ktimersoftd/302:06:193
151891360,1ptp4l401ktimersoftd/302:06:193
3115999359,3cyclictest33-21ksoftirqd/201:56:122
31155993513,4cyclictest25-21ksoftirqd/102:31:301
151891350,2ptp4l25265-21kworker/3:123:19:033
151891350,2ptp4l23629-21kworker/3:202:41:323
151891350,1ptp4l401ktimersoftd/322:15:533
31159993428,3cyclictest33-21ksoftirqd/223:20:552
31159993428,3cyclictest33-21ksoftirqd/201:35:582
31159993428,3cyclictest33-21ksoftirqd/201:10:572
31159993428,3cyclictest33-21ksoftirqd/200:10:562
31159993421,11cyclictest33-21ksoftirqd/200:51:292
151891340,2ptp4l25265-21kworker/3:123:44:063
151891340,1ptp4l401ktimersoftd/301:44:143
151891340,1ptp4l401ktimersoftd/300:29:273
31159993329,2cyclictest33-21ksoftirqd/222:50:542
31159993322,9cyclictest33-21ksoftirqd/202:26:192
1590913326,3phc2sys41-21ksoftirqd/323:36:143
151891330,2ptp4l25265-21kworker/3:101:18:343
151891330,1ptp4l401ktimersoftd/302:13:383
151891330,1ptp4l401ktimersoftd/302:13:383
151891330,1ptp4l401ktimersoftd/302:02:263
151891330,1ptp4l401ktimersoftd/301:48:023
151891330,1ptp4l401ktimersoftd/301:39:323
151891330,1ptp4l401ktimersoftd/301:35:023
151891330,1ptp4l401ktimersoftd/300:06:433
151891330,1ptp4l401ktimersoftd/300:03:303
31159993227,3cyclictest33-21ksoftirqd/200:00:562
31159993226,3cyclictest33-21ksoftirqd/201:20:582
31155993226,3cyclictest25-21ksoftirqd/123:40:561
31155993226,3cyclictest25-21ksoftirqd/123:30:561
31155993224,4cyclictest25-21ksoftirqd/123:21:091
151891320,1ptp4l401ktimersoftd/322:33:373
151891320,1ptp4l401ktimersoftd/322:06:123
151891320,1ptp4l401ktimersoftd/302:00:193
151891320,1ptp4l401ktimersoftd/300:13:563
151891320,10ptp4l401ktimersoftd/301:22:513
31159993125,3cyclictest33-21ksoftirqd/201:41:132
31159993125,3cyclictest33-21ksoftirqd/201:26:332
31159993125,3cyclictest33-21ksoftirqd/201:25:582
31159993125,3cyclictest33-21ksoftirqd/200:56:162
31159993125,3cyclictest33-21ksoftirqd/200:40:572
31159993122,6cyclictest33-21ksoftirqd/200:01:142
31159993120,9cyclictest33-21ksoftirqd/223:06:232
31159993118,11cyclictest33-21ksoftirqd/202:36:232
31155993126,3cyclictest25-21ksoftirqd/121:40:531
31155993126,3cyclictest25-21ksoftirqd/101:40:581
31155993126,3cyclictest25-21ksoftirqd/100:40:571
31155993125,4cyclictest25-21ksoftirqd/101:15:581
31155993125,3cyclictest25-21ksoftirqd/123:10:551
31155993125,3cyclictest25-21ksoftirqd/101:00:571
31155993123,5cyclictest25-21ksoftirqd/100:41:131
300782316,12sleep10-21swapper/121:26:181
151891310,1ptp4l401ktimersoftd/322:56:163
151891310,1ptp4l401ktimersoftd/322:22:283
151891310,0ptp4l401ktimersoftd/302:38:483
31165993025,3cyclictest41-21ksoftirqd/321:35:533
31159993025,3cyclictest33-21ksoftirqd/222:15:532
31159993025,3cyclictest33-21ksoftirqd/200:41:212
31159993024,3cyclictest33-21ksoftirqd/223:50:562
31159993024,3cyclictest33-21ksoftirqd/223:31:302
31159993024,3cyclictest33-21ksoftirqd/222:21:232
31159993024,3cyclictest33-21ksoftirqd/222:16:222
31159993024,3cyclictest33-21ksoftirqd/202:25:592
31159993024,3cyclictest33-21ksoftirqd/202:15:592
31159993024,3cyclictest33-21ksoftirqd/202:15:592
3115999301,7cyclictest121rcu_preempt22:45:172
31155993025,3cyclictest25-21ksoftirqd/101:50:581
31155993025,3cyclictest25-21ksoftirqd/100:35:561
31155993024,3cyclictest25-21ksoftirqd/102:56:001
31155993024,3cyclictest25-21ksoftirqd/102:26:331
31155993024,3cyclictest25-21ksoftirqd/102:01:301
31155993024,3cyclictest25-21ksoftirqd/101:25:581
31155993024,3cyclictest25-21ksoftirqd/100:16:291
31155993023,5cyclictest25-21ksoftirqd/101:10:571
303762306,11sleep09-21ksoftirqd/021:26:250
289242306,10sleep20-21swapper/221:26:072
151891300,1ptp4l401ktimersoftd/323:54:453
151891300,1ptp4l401ktimersoftd/322:45:163
31165992924,3cyclictest41-21ksoftirqd/302:46:213
31165992922,5cyclictest41-21ksoftirqd/300:31:183
31159992924,3cyclictest33-21ksoftirqd/223:36:112
31159992924,3cyclictest33-21ksoftirqd/202:31:172
31159992924,3cyclictest33-21ksoftirqd/200:16:222
31159992923,3cyclictest33-21ksoftirqd/223:50:572
31159992923,3cyclictest33-21ksoftirqd/200:26:172
31159992916,10cyclictest33-21ksoftirqd/222:56:252
31155992924,3cyclictest25-21ksoftirqd/122:36:241
31155992924,3cyclictest25-21ksoftirqd/122:36:241
31155992924,3cyclictest25-21ksoftirqd/102:46:001
31155992924,3cyclictest25-21ksoftirqd/101:26:321
31155992923,3cyclictest25-21ksoftirqd/123:00:541
31155992923,3cyclictest25-21ksoftirqd/122:45:541
31155992923,3cyclictest25-21ksoftirqd/122:00:541
31155992923,3cyclictest25-21ksoftirqd/100:46:131
31155992920,3cyclictest25-21ksoftirqd/101:01:141
3115599290,4cyclictest121rcu_preempt02:06:211
3115599290,4cyclictest121rcu_preempt02:06:211
31148992922,4cyclictest9-21ksoftirqd/023:59:180
151891290,7ptp4l401ktimersoftd/322:00:193
151891290,1ptp4l401ktimersoftd/323:10:133
151891290,1ptp4l401ktimersoftd/322:14:233
151891290,1ptp4l401ktimersoftd/302:23:163
31165992823,3cyclictest41-21ksoftirqd/300:50:573
31165992822,3cyclictest41-21ksoftirqd/323:14:513
31165992822,3cyclictest41-21ksoftirqd/321:50:553
31165992821,4cyclictest41-21ksoftirqd/323:26:013
31159992823,3cyclictest33-21ksoftirqd/221:56:072
31159992823,3cyclictest33-21ksoftirqd/221:36:062
31159992823,3cyclictest33-21ksoftirqd/200:11:132
31159992822,3cyclictest33-21ksoftirqd/223:26:102
31159992822,3cyclictest33-21ksoftirqd/223:11:232
31159992822,3cyclictest33-21ksoftirqd/222:06:102
31159992822,3cyclictest33-21ksoftirqd/221:31:052
31155992824,2cyclictest25-21ksoftirqd/100:11:201
31155992823,3cyclictest25-21ksoftirqd/122:41:261
31155992823,3cyclictest25-21ksoftirqd/101:31:221
31155992823,3cyclictest25-21ksoftirqd/100:26:201
31155992823,3cyclictest25-21ksoftirqd/100:21:171
31155992822,3cyclictest25-21ksoftirqd/101:45:581
31155992822,3cyclictest25-21ksoftirqd/100:01:231
31155992821,3cyclictest25-21ksoftirqd/123:16:131
31165992722,3cyclictest41-21ksoftirqd/323:01:143
31165992722,3cyclictest41-21ksoftirqd/322:46:133
31165992722,3cyclictest41-21ksoftirqd/300:36:123
31159992722,3cyclictest33-21ksoftirqd/223:21:122
31159992722,3cyclictest33-21ksoftirqd/200:21:172
31159992720,4cyclictest33-21ksoftirqd/221:44:272
31155992722,3cyclictest25-21ksoftirqd/122:55:541
31155992722,3cyclictest25-21ksoftirqd/122:20:531
31155992722,3cyclictest25-21ksoftirqd/122:10:531
31155992722,3cyclictest25-21ksoftirqd/121:55:541
31155992722,3cyclictest25-21ksoftirqd/121:35:531
31155992721,3cyclictest25-21ksoftirqd/123:05:541
31155992721,3cyclictest25-21ksoftirqd/102:36:171
31155992715,10cyclictest25-21ksoftirqd/123:56:161
31148992722,3cyclictest9-21ksoftirqd/001:21:220
31165992621,3cyclictest41-21ksoftirqd/322:51:113
31165992621,3cyclictest41-21ksoftirqd/322:01:203
31165992620,3cyclictest41-21ksoftirqd/322:39:243
31165992620,3cyclictest41-21ksoftirqd/322:39:243
31159992621,3cyclictest33-21ksoftirqd/222:26:172
31159992620,3cyclictest33-21ksoftirqd/200:35:562
31155992622,3cyclictest25-21ksoftirqd/102:46:231
31155992621,3cyclictest25-21ksoftirqd/123:46:161
31155992621,3cyclictest25-21ksoftirqd/102:56:191
31148992620,3cyclictest9-21ksoftirqd/002:36:330
31148992620,3cyclictest9-21ksoftirqd/000:16:410
31148992615,8cyclictest8415-21sed22:56:120
151891260,1ptp4l401ktimersoftd/301:11:553
31165992520,3cyclictest41-21ksoftirqd/323:35:563
31148992520,3cyclictest9-21ksoftirqd/002:31:230
31148992519,3cyclictest9-21ksoftirqd/023:12:050
31148992519,3cyclictest9-21ksoftirqd/022:39:050
31148992519,3cyclictest9-21ksoftirqd/022:39:050
31148992519,3cyclictest9-21ksoftirqd/001:27:050
31148992518,4cyclictest9-21ksoftirqd/022:17:130
3114899250,22cyclictest27277-21cron00:45:570
31155992419,3cyclictest25-21ksoftirqd/122:01:091
31155992418,3cyclictest25-21ksoftirqd/122:21:241
31148992419,3cyclictest9-21ksoftirqd/023:51:150
31148992418,3cyclictest9-21ksoftirqd/023:22:040
31148992417,4cyclictest9-21ksoftirqd/022:53:500
31148992417,4cyclictest9-21ksoftirqd/021:38:510
31148992417,4cyclictest9-21ksoftirqd/002:53:190
3114899241,4cyclictest23267-21irqstats23:26:160
151891240,1ptp4l401ktimersoftd/322:26:123
151891240,1ptp4l401ktimersoftd/321:35:553
151891240,1ptp4l401ktimersoftd/301:26:083
31148992317,3cyclictest9-21ksoftirqd/022:48:520
31148992317,3cyclictest9-21ksoftirqd/000:07:000
31148992317,3cyclictest22039-21grep01:51:210
31148992316,4cyclictest9-21ksoftirqd/022:00:430
3114899231,4cyclictest19949-21snmp_o5powerctl22:11:180
31148992312,4cyclictest24806-21sh01:17:480
31148992216,3cyclictest9-21ksoftirqd/002:29:330
31148992216,3cyclictest9-21ksoftirqd/001:48:310
31148992216,3cyclictest9-21ksoftirqd/000:28:060
3114899221,5cyclictest7030-21df_inode21:46:100
31148992215,4cyclictest9-21ksoftirqd/023:16:430
31148992215,4cyclictest9-21ksoftirqd/023:05:220
31148992215,4cyclictest9-21ksoftirqd/022:34:470
31148992215,4cyclictest28900-21sh23:35:550
3114899221,4cyclictest20946-21snmp_o5powerctl00:01:270
3114899221,3cyclictest7292-21snmp_o5powerctl23:46:260
3114899211,6cyclictest0-21swapper/000:57:500
31148992116,3cyclictest9-21ksoftirqd/021:34:060
31148992116,3cyclictest9-21ksoftirqd/002:07:070
31148992116,3cyclictest9-21ksoftirqd/002:07:070
31148992115,4cyclictest9-21ksoftirqd/021:55:370
31148992115,3cyclictest9-21ksoftirqd/023:07:510
31148992115,3cyclictest12304-21/usr/sbin/munin01:41:180
31148992114,4cyclictest9-21ksoftirqd/000:37:570
31148992114,4cyclictest7211-21cstates02:11:140
31148992114,4cyclictest7211-21cstates02:11:140
31148992114,4cyclictest4182-21sh02:45:480
31148992114,4cyclictest17862-21sh00:35:040
31148992114,4cyclictest13867-21bc22:01:090
3114899211,17cyclictest0-21swapper/022:40:550
3114899210,19cyclictest0-21swapper/001:14:020
3114899203,8cyclictest1780-21ssh23:41:130
31148992014,3cyclictest29620-21sh02:00:330
31148992014,3cyclictest16172-21/usr/sbin/munin22:06:110
31148992014,3cyclictest1505-21runrttasks02:21:150
31148992014,3cyclictest12523-21sh02:56:090
31148992014,3cyclictest10985-21sh01:02:230
31148992013,4cyclictest9-21ksoftirqd/001:36:190
31148992013,4cyclictest3409-21sh00:55:110
31148992013,4cyclictest31963-21sed00:50:570
31148992013,4cyclictest30904-21gltestperf02:01:160
31148992013,4cyclictest25129-21seq22:22:190
31148992013,4cyclictest13984-21sh02:17:430
31148992012,5cyclictest4411-21apt-get21:41:060
31148992012,5cyclictest14739-21timerandwakeup01:06:300
3114899190,17cyclictest0-21swapper/022:26:160
3114899190,17cyclictest0-21swapper/001:31:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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