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2025-11-13 - 07:00
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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 376 highest latencies:
System rack0slot1.osadl.org (updated Thu Nov 13, 2025 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1103721100,0sleep10-21swapper/123:23:551
295212760,0sleep40-21swapper/419:48:414
125282760,1sleep212510-21pool-14-thread-22:25:572
86452670,0sleep58648-21grep20:33:365
86452670,0sleep58648-21grep20:33:365
326622670,0sleep40-21swapper/422:38:404
146522660,0sleep60-21swapper/619:03:256
77292640,0sleep50-21swapper/519:28:235
172842630,0sleep40-21swapper/421:29:354
163862610,0sleep50-21swapper/523:58:285
1355324622,7sleep10-21swapper/119:02:331
1358924321,7sleep40-21swapper/419:02:444
1284323822,10sleep50-21swapper/519:00:525
1270023824,8sleep60-21swapper/619:00:376
1349923724,7sleep30-21swapper/319:02:273
1287423623,7sleep70-21swapper/719:01:037
954323523,7sleep20-21swapper/218:58:332
952323521,8sleep00-21swapper/018:58:310
1442499260,21cyclictest28019-21kworker/2:100:18:592
1442499250,22cyclictest17973-21kworker/2:120:11:262
1442499250,18cyclictest28019-21kworker/2:100:01:332
207632240,0sleep00-21swapper/021:51:500
1443099240,23cyclictest0-21swapper/621:19:286
1442499240,22cyclictest3953-21kworker/2:119:14:462
1442499240,22cyclictest30425-21kworker/2:021:39:542
1442499240,22cyclictest30425-21kworker/2:021:39:542
1442499240,22cyclictest17973-21kworker/2:120:22:262
1442499240,22cyclictest13882-21kworker/2:123:10:592
14423992421,1cyclictest25-21ksoftirqd/100:26:021
1442499233,19cyclictest331ktimersoftd/221:10:202
1442499231,16cyclictest34-21ksoftirqd/200:07:352
1442499230,22cyclictest28019-21kworker/2:123:55:392
1442499230,22cyclictest17602-21kworker/2:121:26:462
1442499230,22cyclictest0-21swapper/223:29:112
1442499230,21cyclictest6570-21kworker/2:122:29:082
1442499230,21cyclictest6570-21kworker/2:122:10:342
1442499230,21cyclictest4327-21kworker/2:020:31:302
1442499230,21cyclictest3953-21kworker/2:119:44:202
1442499230,21cyclictest3953-21kworker/2:119:25:562
1442499230,21cyclictest34-21ksoftirqd/221:05:522
1442499230,21cyclictest30425-21kworker/2:021:54:062
1442499230,21cyclictest30425-21kworker/2:021:49:002
1442499230,21cyclictest24831-21kworker/2:219:58:582
1442499230,21cyclictest24831-21kworker/2:219:55:342
1442499230,21cyclictest17602-21kworker/2:121:36:302
1442499230,21cyclictest17602-21kworker/2:121:36:302
1442499230,21cyclictest17602-21kworker/2:121:21:302
1442499230,21cyclictest1354-21kworker/2:223:33:552
1442499230,18cyclictest5120-21kworker/2:023:06:272
1442499230,18cyclictest3953-21kworker/2:119:04:222
1442499230,18cyclictest0-21swapper/200:17:192
1442499230,17cyclictest6570-21kworker/2:122:35:252
1442499230,17cyclictest5120-21kworker/2:022:52:252
1442499230,17cyclictest4327-21kworker/2:020:39:262
1442499230,17cyclictest30425-21kworker/2:022:04:362
1442499230,17cyclictest14150irq/24-ahci[00020:48:282
1442499230,17cyclictest14150irq/24-ahci[00020:48:282
1442499230,17cyclictest0-21swapper/222:53:352
1442499230,13cyclictest4327-21kworker/2:020:43:582
1442499221,17cyclictest19498-21kworker/2:221:00:202
1442499221,16cyclictest34-21ksoftirqd/220:55:442
1442499220,21cyclictest6570-21kworker/2:122:39:252
1442499220,21cyclictest5120-21kworker/2:023:01:212
1442499220,21cyclictest5120-21kworker/2:022:48:212
1442499220,21cyclictest3953-21kworker/2:119:34:222
1442499220,21cyclictest34-21ksoftirqd/200:28:252
1442499220,21cyclictest30425-21kworker/2:021:59:582
1442499220,21cyclictest30425-21kworker/2:021:47:162
1442499220,21cyclictest17602-21kworker/2:121:14:382
1442499220,21cyclictest1354-21kworker/2:223:48:332
1442499220,21cyclictest1354-21kworker/2:223:40:252
1442499220,20cyclictest6570-21kworker/2:122:21:342
1442499220,20cyclictest4327-21kworker/2:020:35:422
1442499220,20cyclictest4327-21kworker/2:020:35:422
1442499220,20cyclictest3953-21kworker/2:119:38:582
1442499220,20cyclictest3953-21kworker/2:119:32:182
1442499220,20cyclictest17973-21kworker/2:120:16:142
1442499220,20cyclictest17973-21kworker/2:120:16:142
1442499220,20cyclictest13882-21kworker/2:123:20:132
1442499220,20cyclictest13882-21kworker/2:123:20:132
1442499220,20cyclictest13882-21kworker/2:123:14:212
1442499220,20cyclictest1354-21kworker/2:223:24:412
1442499220,18cyclictest6570-21kworker/2:122:16:102
1442499220,17cyclictest3953-21kworker/2:119:19:382
1442499220,17cyclictest24831-21kworker/2:220:05:222
1442499220,17cyclictest24831-21kworker/2:220:05:222
1442499220,17cyclictest17973-21kworker/2:120:25:082
1442499220,16cyclictest3953-21kworker/2:119:09:062
1442499220,16cyclictest34-21ksoftirqd/219:48:462
1442499220,16cyclictest28019-21kworker/2:100:09:492
1442499220,16cyclictest17602-21kworker/2:121:31:302
1442499220,16cyclictest1354-21kworker/2:223:44:172
1442399224,15cyclictest30452-21kworker/1:021:38:461
1442399224,15cyclictest30452-21kworker/1:021:38:461
14423992220,1cyclictest3282-21kworker/1:123:56:051
14423992220,1cyclictest25-21ksoftirqd/122:55:071
14423992220,1cyclictest23-21rcuc/121:09:181
14423992220,1cyclictest0-21swapper/120:30:521
14423992215,6cyclictest25-21ksoftirqd/120:54:101
1442399220,21cyclictest22104-21kworker/1:223:18:351
1442399220,21cyclictest22104-21kworker/1:223:18:351
1442399220,20cyclictest3374-21kworker/1:022:52:131
284132210,0sleep30-21swapper/300:13:403
1442499210,19cyclictest28019-21kworker/2:100:25:072
1442399215,15cyclictest25-21ksoftirqd/120:11:181
14423992119,1cyclictest30216-21NioSocketConnec23:50:011
14423992119,1cyclictest25-21ksoftirqd/120:47:141
14423992119,1cyclictest25-21ksoftirqd/120:19:371
14423992119,1cyclictest23-21rcuc/122:42:131
14423992119,1cyclictest23-21rcuc/122:32:191
14423992119,1cyclictest23-21rcuc/121:50:341
14423992119,1cyclictest23-21rcuc/121:33:421
14423992119,1cyclictest23-21rcuc/121:33:421
14423992119,1cyclictest23-21rcuc/121:28:041
14423992119,1cyclictest23-21rcuc/120:16:341
14423992119,1cyclictest23-21rcuc/120:16:341
14423992119,1cyclictest23-21rcuc/119:35:321
14423992119,1cyclictest23-21rcuc/119:33:081
14423992119,1cyclictest23-21rcuc/100:01:311
14423992119,1cyclictest1801-21kworker/1:222:05:181
14423992119,1cyclictest0-21swapper/122:34:511
14423992119,1cyclictest0-21swapper/121:14:461
14423992119,1cyclictest0-21swapper/120:25:221
14423992119,1cyclictest0-21swapper/119:56:341
14423992119,1cyclictest0-21swapper/119:39:221
14423992119,1cyclictest0-21swapper/119:04:441
14423992118,2cyclictest23-21rcuc/121:04:181
14423992117,3cyclictest25-21ksoftirqd/121:53:481
14423992116,4cyclictest25113-21kworker/1:119:15:561
14423992116,4cyclictest23-21rcuc/100:30:431
14423992116,4cyclictest12165-21QueuingRrdStrat19:11:361
14423992115,5cyclictest25-21ksoftirqd/123:04:031
14423992115,5cyclictest24800-21kworker/1:119:43:501
14423992115,5cyclictest241ktimersoftd/123:45:251
1442399210,5cyclictest25-21ksoftirqd/120:42:221
1442399210,4cyclictest29797-21kworker/1:200:14:451
1442399210,19cyclictest9941-21kworker/1:120:33:541
1442399210,19cyclictest9941-21kworker/1:120:33:541
1442399210,16cyclictest0-21swapper/123:12:071
125582210,1sleep343-21ksoftirqd/322:45:443
1442399204,15cyclictest6205-21DataSender-Thre00:19:271
1442399204,15cyclictest0-21swapper/119:25:221
1442399202,17cyclictest216150irq/32-eth2-TxR00:03:371
1442399202,15cyclictest23-21rcuc/121:31:221
14423992018,1cyclictest30182-21kworker/1:019:50:341
14423992018,1cyclictest25-21ksoftirqd/123:29:291
14423992018,1cyclictest25-21ksoftirqd/122:21:301
14423992018,1cyclictest25-21ksoftirqd/121:43:321
14423992018,1cyclictest25-21ksoftirqd/121:19:001
14423992018,1cyclictest23-21rcuc/123:02:451
14423992018,1cyclictest23-21rcuc/122:14:261
14423992018,1cyclictest0-21swapper/123:13:231
14423992018,1cyclictest0-21swapper/122:44:111
14423992018,1cyclictest0-21swapper/122:10:201
14423992018,1cyclictest0-21swapper/121:59:561
14423992018,1cyclictest0-21swapper/120:51:401
14423992018,1cyclictest0-21swapper/120:51:401
14423992018,1cyclictest0-21swapper/120:04:021
14423992018,1cyclictest0-21swapper/120:04:021
14423992018,1cyclictest0-21swapper/119:59:321
14423992016,0cyclictest0-21swapper/119:19:361
14423992015,4cyclictest31634-21kworker/1:222:25:081
14423992015,4cyclictest30452-21kworker/1:020:59:141
1442399200,1cyclictest0-21swapper/123:40:341
1442399200,17cyclictest0-21swapper/100:09:271
270512190,0sleep00-21swapper/022:14:570
1442399190,18cyclictest26648-21kworker/1:123:34:011
169672180,0sleep60-21swapper/623:43:396
1444199180,17cyclictest0-21swapper/721:29:167
1443099180,17cyclictest8279-21perf23:23:226
1443099180,17cyclictest8279-21perf23:23:226
1443099180,17cyclictest0-21swapper/621:08:316
14425991816,1cyclictest43-21ksoftirqd/300:29:553
138632185,7sleep30-21swapper/319:03:233
14441991712,3cyclictest0-21swapper/720:33:227
1442699174,6cyclictest28072-21JNI-ICMP-24595-21:40:194
1442699174,6cyclictest28072-21JNI-ICMP-24595-21:40:194
14425991715,1cyclictest43-21ksoftirqd/321:29:473
14422991711,3cyclictest28743-21Collectd-Thread20:03:400
14422991711,3cyclictest28743-21Collectd-Thread20:03:400
12382170,0sleep50-21swapper/520:58:365
93692160,0sleep40-21swapper/422:23:504
14441991613,2cyclictest0-21swapper/722:49:007
14441991613,2cyclictest0-21swapper/722:33:307
14441991613,1cyclictest0-21swapper/722:58:157
14441991613,1cyclictest0-21swapper/721:02:157
14441991613,1cyclictest0-21swapper/700:11:167
1444199160,14cyclictest3379-21mrtg23:53:217
14430991614,1cyclictest0-21swapper/619:24:356
14430991613,2cyclictest23313-21kworker/6:220:34:046
14430991613,2cyclictest23313-21kworker/6:220:34:046
1442899162,6cyclictest5499-21JNI-ICMP-22163-00:25:105
1442699168,7cyclictest0-21swapper/420:38:544
1442699163,6cyclictest28075-21JNI-ICMP-3551-S20:44:294
14426991611,4cyclictest12165-21QueuingRrdStrat20:27:024
1442699160,11cyclictest0-21swapper/421:14:244
14425991614,1cyclictest421ktimersoftd/322:04:403
14425991614,1cyclictest12-21rcu_sched23:17:053
1442299167,7cyclictest101ktimersoftd/023:43:040
1442299166,6cyclictest5796-21JNI-ICMP-518-So23:46:390
14422991613,2cyclictest2918-21snmpd22:45:300
14422991613,2cyclictest2918-21snmpd20:33:450
14422991613,2cyclictest2918-21snmpd20:33:450
14441991513,1cyclictest0-21swapper/723:58:377
14441991513,1cyclictest0-21swapper/720:04:007
14441991513,1cyclictest0-21swapper/720:04:007
14441991512,2cyclictest0-21swapper/722:16:157
14441991512,1cyclictest0-21swapper/721:05:457
1444199150,14cyclictest937-21munin-node22:18:457
1444199150,13cyclictest2417-21basename19:23:237
1443099153,7cyclictest29153-21JNI-ICMP-32629-20:47:306
14430991513,1cyclictest2918-21snmpd22:10:306
14430991513,1cyclictest0-21swapper/622:44:456
14430991512,2cyclictest27139-21kworker/6:023:51:356
14430991510,3cyclictest8961-21pool-13-thread-22:54:016
1442899156,4cyclictest5796-21JNI-ICMP-518-So23:50:485
14428991513,1cyclictest2918-21snmpd21:46:005
14428991512,2cyclictest2918-21snmpd22:45:005
14428991512,2cyclictest2918-21snmpd22:38:305
14428991512,2cyclictest2918-21snmpd21:17:005
14428991512,2cyclictest21237-21sadc21:13:225
14428991512,1cyclictest0-21swapper/523:39:235
1442899150,2cyclictest28549-21Poller-Thread-223:04:005
1442899150,13cyclictest28539-21Poller-Thread-221:55:055
1442899150,13cyclictest0-21swapper/520:32:455
1442699152,7cyclictest28081-21JNI-ICMP-13871-22:17:064
14426991513,1cyclictest0-21swapper/423:14:294
1442699150,1cyclictest0-21swapper/421:48:394
1442699150,1cyclictest0-21swapper/419:53:294
1442699150,14cyclictest6222-21java.util.concu00:26:464
1442699150,14cyclictest0-21swapper/423:03:404
1442699150,10cyclictest0-21swapper/400:00:234
14425991514,0cyclictest0-21swapper/321:27:003
14425991513,1cyclictest43-21ksoftirqd/323:40:343
14425991513,1cyclictest43-21ksoftirqd/321:39:523
14425991513,1cyclictest43-21ksoftirqd/321:39:523
14425991513,1cyclictest43-21ksoftirqd/320:59:503
14425991513,1cyclictest43-21ksoftirqd/320:49:443
14425991513,1cyclictest43-21ksoftirqd/320:49:443
14425991513,1cyclictest421ktimersoftd/322:58:513
14425991513,1cyclictest421ktimersoftd/319:44:183
14425991513,1cyclictest421ktimersoftd/319:39:203
14425991513,1cyclictest41-21rcuc/321:14:023
14425991513,1cyclictest41-21rcuc/320:13:483
14425991513,1cyclictest41-21rcuc/320:13:483
14425991513,1cyclictest3139-21kworker/3:120:03:503
14425991513,1cyclictest3139-21kworker/3:120:03:503
14425991513,1cyclictest2918-21snmpd20:56:153
14425991513,1cyclictest12-21rcu_sched20:12:203
14425991513,1cyclictest0-21swapper/323:52:093
14425991513,1cyclictest0-21swapper/323:24:293
14425991513,1cyclictest0-21swapper/322:53:573
14425991513,1cyclictest0-21swapper/321:59:083
1442599150,14cyclictest5697-21kworker/3:120:45:383
1442299157,5cyclictest25432-21dhcpd23:20:030
1442299157,5cyclictest25432-21dhcpd23:20:030
1442299156,7cyclictest13-21rcuc/023:29:330
14422991514,0cyclictest190250irq/25-eth020:41:150
14422991512,2cyclictest17017-21cat22:48:390
1442299150,8cyclictest25432-21dhcpd22:25:260
1442299150,10cyclictest30898-21munin-run21:58:220
14441991412,1cyclictest781ktimersoftd/722:44:597
14441991412,1cyclictest2918-21snmpd20:56:007
14441991412,1cyclictest0-21swapper/721:53:397
1444199140,1cyclictest0-21swapper/719:25:147
1444199140,1cyclictest0-21swapper/719:13:397
1444199140,1cyclictest0-21swapper/700:18:387
1444199140,13cyclictest0-21swapper/721:48:387
1444199140,13cyclictest0-21swapper/721:13:327
1444199140,13cyclictest0-21swapper/720:25:007
1444199140,13cyclictest0-21swapper/719:12:147
1443099146,4cyclictest28081-21JNI-ICMP-13871-19:51:086
1443099143,6cyclictest28072-21JNI-ICMP-24595-21:26:436
1443099142,6cyclictest27786-21JNI-ICMP-6398-S20:15:216
1443099142,6cyclictest27786-21JNI-ICMP-6398-S20:15:216
14430991412,1cyclictest5665-21kworker/6:022:31:396
14430991412,1cyclictest2918-21snmpd23:34:156
14430991412,1cyclictest2918-21snmpd23:07:456
14430991412,1cyclictest2918-21snmpd19:47:296
14430991412,1cyclictest18820-21cat19:38:406
14430991412,1cyclictest0-21swapper/623:12:166
14430991411,2cyclictest8404-21ssh23:40:026
14430991411,2cyclictest26597-21sadc00:13:226
1443099140,13cyclictest0-21swapper/621:13:596
1443099140,13cyclictest0-21swapper/600:32:166
1442899142,6cyclictest28081-21JNI-ICMP-13871-21:05:075
1442899142,5cyclictest27740-21GC11:34:455
14428991412,1cyclictest0-21swapper/522:20:295
14428991411,1cyclictest0-21swapper/519:22:165
1442899140,13cyclictest0-21swapper/523:35:455
1442899140,12cyclictest2465-21openvpn19:13:395
1442699149,4cyclictest0-21swapper/422:35:354
1442699143,6cyclictest28081-21JNI-ICMP-13871-20:07:394
1442699143,6cyclictest28081-21JNI-ICMP-13871-20:07:394
1442699143,6cyclictest28075-21JNI-ICMP-3551-S21:03:264
1442699142,6cyclictest5793-21JNI-ICMP-31855-00:28:434
14426991412,1cyclictest8957-21ssh23:54:454
14426991412,1cyclictest2918-21snmpd23:21:004
14426991412,1cyclictest2918-21snmpd23:21:004
14426991412,1cyclictest29153-21JNI-ICMP-32629-20:33:484
14426991412,1cyclictest29153-21JNI-ICMP-32629-20:33:484
14426991412,1cyclictest0-21swapper/420:59:384
14426991411,2cyclictest8156-21DefaultUDPTrans00:19:524
1442699140,9cyclictest1468-21kworker/4:223:44:274
1442699140,1cyclictest0-21swapper/423:43:164
1442699140,13cyclictest0-21swapper/422:07:304
1442699140,13cyclictest0-21swapper/419:16:594
14425991413,0cyclictest0-21swapper/321:19:103
14425991412,1cyclictest43-21ksoftirqd/323:58:493
14425991412,1cyclictest43-21ksoftirqd/321:54:523
14425991412,1cyclictest43-21ksoftirqd/320:29:463
14425991412,1cyclictest41-21rcuc/323:45:073
14425991412,1cyclictest41-21rcuc/322:42:153
14425991412,1cyclictest41-21rcuc/322:08:563
14425991412,1cyclictest2918-21snmpd23:06:303
14425991412,1cyclictest1223-21kworker/3:123:53:413
14425991412,1cyclictest12-21rcu_sched22:18:553
14425991412,1cyclictest12165-21QueuingRrdStrat20:38:063
14425991412,1cyclictest12165-21QueuingRrdStrat20:38:063
14425991412,1cyclictest0-21swapper/322:31:273
14425991412,1cyclictest0-21swapper/300:18:313
1442599141,1cyclictest0-21swapper/319:34:293
1442299144,5cyclictest27783-21JNI-ICMP-19269-19:12:160
1442299143,7cyclictest5499-21JNI-ICMP-22163-23:50:260
1442299143,6cyclictest28081-21JNI-ICMP-13871-22:05:040
1442299143,5cyclictest5496-21JNI-ICMP-31250-23:59:500
1442299143,5cyclictest28081-21JNI-ICMP-13871-21:05:150
1442299143,5cyclictest28081-21JNI-ICMP-13871-20:23:140
1442299143,5cyclictest28078-21JNI-ICMP-29174-23:18:150
1442299143,5cyclictest28075-21JNI-ICMP-3551-S21:23:410
1442299142,5cyclictest6932-21scanExecutor-1000:24:360
1442299142,5cyclictest28072-21JNI-ICMP-24595-20:45:530
1442299141,8cyclictest17488-21QueuingRrdStrat19:29:350
14422991412,1cyclictest2918-21snmpd22:59:450
14422991412,1cyclictest2918-21snmpd19:46:140
14422991412,1cyclictest0-21swapper/022:00:360
14422991412,1cyclictest0-21swapper/021:17:540
14422991412,1cyclictest0-21swapper/020:32:010
14422991412,1cyclictest0-21swapper/019:24:440
14422991412,1cyclictest0-21swapper/019:22:190
14422991411,2cyclictest190250irq/25-eth000:18:390
14422991411,2cyclictest0-21swapper/021:48:080
14422991410,1cyclictest26311-21ssh00:10:050
1442299140,1cyclictest190250irq/25-eth000:03:370
1442299140,1cyclictest0-21swapper/020:59:300
1442299140,13cyclictest0-21swapper/019:36:440
143402144,4sleep40-21swapper/419:03:244
14441991310,2cyclictest8915-21cat20:33:397
14441991310,2cyclictest8915-21cat20:33:397
1444199130,1cyclictest0-21swapper/722:41:307
1444199130,12cyclictest0-21swapper/723:31:307
1444199130,12cyclictest0-21swapper/722:08:007
1444199130,12cyclictest0-21swapper/721:35:377
1444199130,12cyclictest0-21swapper/721:35:377
1444199130,12cyclictest0-21swapper/721:19:517
1444199130,12cyclictest0-21swapper/719:37:467
1443099133,5cyclictest28531-21Poller-Thread-120:10:466
1443099133,5cyclictest28072-21JNI-ICMP-24595-19:23:156
1443099133,4cyclictest28075-21JNI-ICMP-3551-S21:46:126
1443099133,4cyclictest27783-21JNI-ICMP-19269-22:48:386
1443099132,6cyclictest28081-21JNI-ICMP-13871-21:06:116
1443099132,5cyclictest5787-21JNI-ICMP-17433-23:53:466
1443099132,5cyclictest5499-21JNI-ICMP-22163-00:17:176
1443099131,7cyclictest25432-21dhcpd20:51:206
1443099131,7cyclictest25432-21dhcpd20:51:206
14430991311,1cyclictest0-21swapper/623:28:076
14430991311,1cyclictest0-21swapper/622:42:006
14430991311,1cyclictest0-21swapper/622:07:066
14430991311,1cyclictest0-21swapper/621:40:226
14430991311,1cyclictest0-21swapper/621:40:226
14430991311,1cyclictest0-21swapper/621:35:236
14430991311,1cyclictest0-21swapper/621:35:236
14430991311,1cyclictest0-21swapper/621:29:076
14430991311,1cyclictest0-21swapper/620:58:566
14430991311,1cyclictest0-21swapper/620:19:076
14430991311,1cyclictest0-21swapper/619:15:216
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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