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2026-08-29 - 07:03
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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 792 highest latencies:
System rack0slot2.osadl.org (updated Sat Aug 29, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156619626049,7sleep50-21swapper/519:05:015
1575740994239,2cyclictest1734530-21kworker/u16:0+events_unbound23:14:525
1575740994139,2cyclictest1755364-21kworker/u16:4+events_unbound20:55:205
157546324130,8sleep40-21swapper/419:09:494
1575747993937,1cyclictest0-21swapper/721:20:527
1575740993937,2cyclictest2228581-21kworker/u16:1+events_unbound00:18:565
1575740993936,2cyclictest2228581-21kworker/u16:1+flush-8:000:31:365
15751582393,31sleep70-21swapper/719:05:357
1575747993837,0cyclictest0-21swapper/722:42:377
1575747993837,0cyclictest0-21swapper/700:10:247
1575740993836,2cyclictest1734530-21kworker/u16:0+flush-8:023:06:165
1575740993836,2cyclictest1734530-21kworker/u16:0+flush-8:023:02:415
1575740993835,2cyclictest2055386-21kworker/u16:3+flush-8:023:13:165
1575740993835,2cyclictest1888088-21kworker/u16:2+flush-8:022:40:205
1575747993736,0cyclictest0-21swapper/721:41:217
1575740993735,2cyclictest2201511-21kworker/u16:4+flush-8:023:58:045
1575740993735,2cyclictest2201511-21kworker/u16:4+flush-8:023:53:535
1575740993735,2cyclictest1994153-21kworker/u16:1+events_unbound23:22:135
1575740993735,2cyclictest1994153-21kworker/u16:1+events_unbound22:55:255
1575740993735,2cyclictest1935555-21kworker/u16:3+flush-8:022:18:295
1575740993735,2cyclictest1888088-21kworker/u16:2+flush-8:021:46:205
1575740993735,2cyclictest1734530-21kworker/u16:0+flush-8:022:33:405
1575740993735,2cyclictest1628647-21kworker/u16:2+flush-8:020:40:255
1575747993635,0cyclictest0-21swapper/721:45:217
1575747993635,0cyclictest0-21swapper/721:38:337
1575747993635,0cyclictest0-21swapper/700:03:417
1575740993634,2cyclictest2168905-21kworker/u16:2+events_unbound00:05:445
1575740993634,2cyclictest2055386-21kworker/u16:3+flush-8:023:42:175
1575740993634,2cyclictest2055386-21kworker/u16:3+events_unbound23:33:125
1575740993634,2cyclictest1994153-21kworker/u16:1+flush-8:022:27:525
1575740993634,2cyclictest1734530-21kworker/u16:0+flush-8:021:50:045
1575747993534,0cyclictest0-21swapper/723:53:577
1575747993534,0cyclictest0-21swapper/723:33:567
1575747993534,0cyclictest0-21swapper/722:16:207
1575747993534,0cyclictest0-21swapper/721:49:537
1575747993533,1cyclictest2288261-21ssh00:23:127
1575747993532,2cyclictest2241600-21hddtemp_smartct00:05:057
1575740993533,2cyclictest2201511-21kworker/u16:4+flush-8:000:20:415
1575740993533,2cyclictest2201511-21kworker/u16:4+events_unbound00:28:565
1575740993533,2cyclictest2153548-21kworker/u16:0+flush-8:023:37:205
1575740993533,2cyclictest2055386-21kworker/u16:3+flush-8:000:01:445
1575740993533,2cyclictest1850431-21kworker/u16:3+events_unbound21:27:525
1575740993533,2cyclictest1827290-21kworker/u16:4+events_unbound21:43:445
1575740993533,2cyclictest1734530-21kworker/u16:0+flush-8:021:05:165
1575740993533,2cyclictest1734530-21kworker/u16:0+events_unbound22:49:205
1575740993533,2cyclictest1734530-21kworker/u16:0+events_unbound22:05:255
1575747993433,0cyclictest0-21swapper/723:49:217
1575747993433,0cyclictest0-21swapper/722:53:367
1575740993432,2cyclictest2201511-21kworker/u16:4+events_unbound23:47:125
1575740993432,2cyclictest1888088-21kworker/u16:2+events_unbound22:37:445
1575740993432,2cyclictest1813912-21kworker/u16:1+events_unbound21:31:175
1575747993332,0cyclictest0-21swapper/723:26:537
1575747993331,1cyclictest2008361-21ssh22:29:167
1575740993331,2cyclictest2168905-21kworker/u16:2+flush-8:000:39:175
1575740993331,2cyclictest1994153-21kworker/u16:1+flush-8:023:26:245
1575740993331,2cyclictest1888088-21kworker/u16:2+flush-8:022:03:285
1575740993331,2cyclictest1850431-21kworker/u16:3+events_unbound21:38:375
1575740993331,2cyclictest1827290-21kworker/u16:4+flush-8:021:16:495
1575740993331,2cyclictest1734530-21kworker/u16:0+flush-8:021:58:215
1575747993231,0cyclictest0-21swapper/723:36:297
1575747993231,0cyclictest0-21swapper/723:08:137
1575747993231,0cyclictest0-21swapper/722:36:377
1575747993231,0cyclictest0-21swapper/721:58:257
1575747993230,1cyclictest2311803-21ssh00:31:407
1575747993230,1cyclictest1994085-21ssh22:20:247
1575740993230,2cyclictest2168905-21kworker/u16:2+flush-8:000:11:175
1575740993230,2cyclictest1827290-21kworker/u16:4+flush-8:021:21:295
1575739993230,2cyclictest1734530-21kworker/u16:0+flush-8:020:54:514
1575739993230,2cyclictest1574404-21kworker/u16:4+events_unbound19:17:134
1575747993130,0cyclictest0-21swapper/722:48:567
1575740993129,2cyclictest1888088-21kworker/u16:2+events_unbound22:13:205
1575740993129,2cyclictest1628647-21kworker/u16:2+events_unbound20:05:105
1575739993129,2cyclictest2228581-21kworker/u16:1+events_unbound00:31:074
1575747993029,0cyclictest0-21swapper/723:10:407
1575747993029,0cyclictest0-21swapper/700:39:257
1575747993029,0cyclictest0-21swapper/700:15:287
1575747993027,2cyclictest1629883-21kthreadcore19:35:087
1575740993028,2cyclictest1813912-21kworker/u16:1+events_unbound21:11:545
1575740993028,2cyclictest1734530-21kworker/u16:0+flush-8:022:54:305
1575740993028,2cyclictest1574404-21kworker/u16:4+flush-8:020:15:105
157537723019,8sleep60-21swapper/619:08:396
1575747992928,0cyclictest0-21swapper/723:16:167
1575747992928,0cyclictest0-21swapper/722:09:487
1575747992928,0cyclictest0-21swapper/721:32:497
1575740992927,2cyclictest1663032-21kworker/u16:5+flush-8:019:55:135
1575740992926,2cyclictest1547652-21kworker/u16:0+flush-8:019:10:015
1575739992927,2cyclictest2168905-21kworker/u16:2+events_unbound23:46:064
1575739992927,2cyclictest2055386-21kworker/u16:3+events_unbound22:52:354
1575739992927,2cyclictest1994153-21kworker/u16:1+events_unbound23:26:184
1575739992927,2cyclictest1827290-21kworker/u16:4+events_unbound21:46:064
1575747992827,0cyclictest0-21swapper/723:58:177
1575747992827,0cyclictest0-21swapper/722:58:417
1575740992826,2cyclictest1663032-21kworker/u16:5+flush-8:019:50:175
1575740992826,2cyclictest1574404-21kworker/u16:4+flush-8:019:43:015
1575740992825,2cyclictest1574404-21kworker/u16:4+flush-8:019:30:085
1575739992826,2cyclictest2168905-21kworker/u16:2+events_unbound00:12:074
1575739992826,2cyclictest1663032-21kworker/u16:5+events_unbound19:58:574
1575739992826,2cyclictest1574404-21kworker/u16:4+events_unbound19:35:144
1575747992726,0cyclictest0-21swapper/719:30:177
1575740992725,2cyclictest1574404-21kworker/u16:4+flush-8:020:04:005
1575739992725,2cyclictest2228581-21kworker/u16:1+flush-8:000:05:554
1575739992725,2cyclictest2228581-21kworker/u16:1+events_unbound00:26:514
1575739992725,2cyclictest2168905-21kworker/u16:2+events_unbound23:52:394
1575739992725,2cyclictest2055386-21kworker/u16:3+flush-8:023:32:074
1575739992725,2cyclictest1734530-21kworker/u16:0+flush-8:023:09:114
1575739992725,2cyclictest1734530-21kworker/u16:0+flush-8:022:36:364
1575739992725,2cyclictest1734530-21kworker/u16:0+flush-8:022:01:474
1575739992725,2cyclictest1734530-21kworker/u16:0+events_unbound23:01:114
1575739992725,2cyclictest1734530-21kworker/u16:0+events_unbound22:48:444
1575739992725,2cyclictest1695584-21kworker/u16:3+events_unbound20:34:424
1575747992625,0cyclictest0-21swapper/723:22:407
1575747992625,0cyclictest0-21swapper/721:11:207
1575747992625,0cyclictest0-21swapper/719:19:017
1575747992623,2cyclictest1715634-21users20:15:217
1575740992624,2cyclictest3984788-21kworker/u16:2+flush-8:019:25:065
1575740992623,2cyclictest1706611-21kworker/u16:1+flush-8:020:25:015
1575739992624,2cyclictest2265135-21kworker/u16:0+flush-8:000:36:384
1575739992624,2cyclictest2201511-21kworker/u16:4+events_unbound23:59:434
1575739992624,2cyclictest1888088-21kworker/u16:2+events_unbound22:31:194
1575739992624,2cyclictest1755364-21kworker/u16:4+flush-8:020:57:204
1575739992624,2cyclictest1734530-21kworker/u16:0+flush-8:022:23:484
1575739992624,2cyclictest1734530-21kworker/u16:0+flush-8:021:26:484
1575739992624,2cyclictest1734530-21kworker/u16:0+events_unbound22:54:544
1575739992624,2cyclictest1734530-21kworker/u16:0+events_unbound22:16:354
1575739992624,2cyclictest1695584-21kworker/u16:3+events_unbound20:21:494
1575739992624,2cyclictest1695584-21kworker/u16:3+events_unbound20:21:494
1575739992624,2cyclictest1683038-21kworker/u16:0+flush-8:020:11:174
1575739992624,2cyclictest1628647-21kworker/u16:2+events_unbound20:29:204
1575747992524,0cyclictest0-21swapper/723:42:287
1575747992524,0cyclictest0-21swapper/719:59:537
1575747992523,1cyclictest0-21swapper/720:40:337
1575739992523,2cyclictest2201511-21kworker/u16:4+events_unbound00:22:054
1575739992523,2cyclictest2131081-21kworker/u16:2+events_unbound23:23:224
1575739992523,2cyclictest2055386-21kworker/u16:3+events_unbound00:03:494
1575739992523,2cyclictest1888088-21kworker/u16:2+events_unbound21:51:234
1575739992523,2cyclictest1850431-21kworker/u16:3+events_unbound21:37:244
1575739992523,2cyclictest1827290-21kworker/u16:4+events_unbound21:56:474
1575739992523,2cyclictest1755364-21kworker/u16:4+flush-8:020:42:244
1575739992523,2cyclictest1734530-21kworker/u16:0+flush-8:021:21:564
1575739992523,2cyclictest1628647-21kworker/u16:2+events_unbound20:18:294
1575739992523,2cyclictest1567014-21kworker/u16:1+flush-8:020:03:094
1575747992423,0cyclictest0-21swapper/722:34:127
1575747992423,0cyclictest0-21swapper/722:14:047
1575747992423,0cyclictest0-21swapper/719:14:217
1575745992420,3cyclictest1947696-21cat22:04:456
1575740992422,2cyclictest1888088-21kworker/u16:2+flush-8:022:23:375
1575740992422,2cyclictest1595720-21kworker/u16:3+events_unbound19:23:015
1575739992423,1cyclictest1734530-21kworker/u16:0+events_unbound21:43:014
1575739992422,2cyclictest3984788-21kworker/u16:2+events_unbound19:22:104
1575739992422,2cyclictest2153548-21kworker/u16:0+flush-8:023:36:034
1575739992422,2cyclictest2153548-21kworker/u16:0+events_unbound23:41:384
1575739992422,2cyclictest1994153-21kworker/u16:1+events_unbound23:18:054
1575739992422,2cyclictest1888088-21kworker/u16:2+events_unbound22:28:584
1575739992422,2cyclictest1734530-21kworker/u16:0+flush-8:022:08:264
1575739992422,2cyclictest1734530-21kworker/u16:0+flush-8:021:19:174
1575739992422,2cyclictest1628647-21kworker/u16:2+flush-8:021:05:524
1575739992422,2cyclictest1628647-21kworker/u16:2+events_unbound19:51:044
1575739992422,2cyclictest1574404-21kworker/u16:4+flush-8:020:06:344
1575739992422,2cyclictest1547652-21kworker/u16:0+flush-8:019:28:414
1575739992422,2cyclictest1547652-21kworker/u16:0+events_unbound19:13:344
1575747992322,0cyclictest0-21swapper/720:05:137
1575747992320,2cyclictest1862202-21turbostat21:29:507
1575740992321,2cyclictest1734530-21kworker/u16:0+flush-8:020:35:145
1575740992321,2cyclictest1734530-21kworker/u16:0+events_unbound21:00:135
1575739992321,2cyclictest1734530-21kworker/u16:0+events_unbound22:14:054
1575739992321,2cyclictest1574404-21kworker/u16:4+events_unbound19:42:144
1575747992221,0cyclictest0-21swapper/721:16:347
1575747992221,0cyclictest0-21swapper/720:29:147
1575747992220,1cyclictest1701096-21kthreadcore20:10:117
1575739992220,2cyclictest1994153-21kworker/u16:1+flush-8:023:14:494
1575739992220,2cyclictest1888088-21kworker/u16:2+events_unbound22:44:074
1575739992220,2cyclictest1734530-21kworker/u16:0+events_unbound21:01:504
1575739992220,2cyclictest1628647-21kworker/u16:2+events_unbound20:46:494
1575739992220,2cyclictest1574404-21kworker/u16:4+events_unbound19:34:134
1575739992220,2cyclictest1547652-21kworker/u16:0+events_unbound19:48:334
157574799210,20cyclictest1607988-21sshd-session19:20:197
1575745992117,3cyclictest1755080-21cat20:39:516
1575740992119,2cyclictest1574404-21kworker/u16:4+flush-8:019:35:165
1575739992119,2cyclictest1734530-21kworker/u16:0+events_unbound21:33:184
1575739992119,2cyclictest1628647-21kworker/u16:2+events_unbound20:35:494
1575747992019,0cyclictest0-21swapper/721:09:167
1575747992019,0cyclictest0-21swapper/720:54:517
1575747992017,2cyclictest1947750-21turbostat22:04:507
157574799200,18cyclictest1652343-21grep19:45:107
1575740992018,2cyclictest1547652-21kworker/u16:0+flush-8:019:45:055
1575747991918,0cyclictest0-21swapper/720:33:057
1575747991918,0cyclictest0-21swapper/719:40:037
1575747991916,2cyclictest1754020-21ntpq20:35:157
1575745991915,3cyclictest1706611-21kworker/u16:1+flush-8:020:20:216
1575745991915,3cyclictest1706611-21kworker/u16:1+flush-8:020:20:216
1575747991817,0cyclictest0-21swapper/700:29:027
1575740991816,2cyclictest1706611-21kworker/u16:1+flush-8:020:24:295
1575740991816,2cyclictest1706611-21kworker/u16:1+flush-8:020:24:295
1575740991715,2cyclictest1695584-21kworker/u16:3+flush-8:020:32:015
1575739991715,2cyclictest2228581-21kworker/u16:1+flush-8:000:15:424
1575747991615,0cyclictest0-21swapper/723:03:307
1575745991614,2cyclictest2313849-21kworker/u16:3+flush-8:000:35:216
1575747991514,0cyclictest0-21swapper/720:48:537
1575747991513,1cyclictest1802720-21ntpq21:00:157
1575739991513,2cyclictest1734530-21kworker/u16:0+flush-8:021:10:224
1575747991413,0cyclictest0-21swapper/719:25:047
1575745991413,1cyclictest0-21swapper/623:38:166
1575745991413,1cyclictest0-21swapper/623:12:356
1575745991413,1cyclictest0-21swapper/622:48:466
1575745991413,1cyclictest0-21swapper/622:11:436
1575745991413,1cyclictest0-21swapper/621:26:386
1575745991413,1cyclictest0-21swapper/620:00:156
1575745991412,2cyclictest1734530-21kworker/u16:0+flush-8:022:19:506
1575745991410,3cyclictest1898902-21awk21:44:506
157574599140,14cyclictest0-21swapper/623:43:006
157574599140,14cyclictest0-21swapper/600:10:266
1575745991312,1cyclictest0-21swapper/623:53:436
1575745991312,1cyclictest0-21swapper/623:33:336
1575745991312,1cyclictest0-21swapper/621:39:246
1575745991312,1cyclictest0-21swapper/621:20:396
1575745991311,2cyclictest1755364-21kworker/u16:4+flush-8:020:44:516
157574599130,13cyclictest0-21swapper/621:33:256
157574599130,12cyclictest0-21swapper/619:19:536
157574599130,0cyclictest0-21swapper/623:28:496
157574799128,3cyclictest1277-21snmpd20:59:057
1575745991211,1cyclictest0-21swapper/622:33:386
1575745991211,1cyclictest0-21swapper/622:25:176
1575745991211,1cyclictest0-21swapper/620:30:026
1575745991211,1cyclictest0-21swapper/600:24:226
1575745991211,1cyclictest0-21swapper/600:01:176
157574599120,1cyclictest0-21swapper/621:09:276
1575740991210,2cyclictest1628647-21kworker/u16:2+flush-8:020:44:515
1575740991210,2cyclictest1628647-21kworker/u16:2+flush-8:020:10:055
157574799118,2cyclictest1676019-21awk19:55:167
157574799118,2cyclictest1277-21snmpd19:51:067
157574799117,3cyclictest1277-21snmpd20:21:017
157574799117,3cyclictest1277-21snmpd20:21:017
157574599119,2cyclictest2055386-21kworker/u16:3+flush-8:022:59:506
157574599114,6cyclictest0-21swapper/621:11:106
1575745991110,1cyclictest0-21swapper/621:50:366
1575745991110,1cyclictest0-21swapper/620:17:076
1575745991110,1cyclictest0-21swapper/620:14:456
1575745991110,1cyclictest0-21swapper/619:37:426
1575745991110,1cyclictest0-21swapper/619:19:066
157574599110,11cyclictest0-21swapper/619:57:066
157574599110,11cyclictest0-21swapper/619:47:006
157574599110,0cyclictest0-21swapper/620:47:236
157574099119,2cyclictest1734530-21kworker/u16:0+flush-8:020:50:215
157574099119,2cyclictest1567014-21kworker/u16:1+events_unbound19:14:545
157574599109,1cyclictest0-21swapper/621:58:106
157574599109,1cyclictest0-21swapper/620:28:286
157574599109,1cyclictest0-21swapper/600:29:306
157574599107,2cyclictest1575964-21/usr/sbin/munin19:10:316
157574599100,9cyclictest1784198-21munin-run20:54:516
157574599100,2cyclictest2203751-21munin-run23:49:496
15757459997,2cyclictest86-21ksoftirqd/623:22:086
15757459997,2cyclictest86-21ksoftirqd/623:01:206
15757459997,2cyclictest86-21ksoftirqd/622:09:316
15757459997,2cyclictest86-21ksoftirqd/621:45:426
15757459992,6cyclictest0-21swapper/621:16:066
15757459990,8cyclictest2069898-21latency_hist22:54:506
15757459990,5cyclictest1793971-21munin-run20:59:516
15757459990,2cyclictest2045294-21munin-run22:44:506
15757459987,1cyclictest0-21swapper/619:52:036
15757459987,1cyclictest0-21swapper/619:24:566
15757459986,2cyclictest86-21ksoftirqd/623:55:056
15757459986,2cyclictest86-21ksoftirqd/623:15:556
15757459986,2cyclictest86-21ksoftirqd/622:39:276
15757459986,2cyclictest86-21ksoftirqd/600:17:046
15757459985,2cyclictest0-21swapper/600:31:366
15757459980,5cyclictest0-21swapper/600:05:146
15757459976,1cyclictest0-21swapper/619:33:276
15757459975,2cyclictest86-21ksoftirqd/622:21:406
15757459971,6cyclictest0-21swapper/623:04:526
15757459970,2cyclictest1696195-21pool-NetworkMan20:06:246
15757459965,1cyclictest0-21swapper/621:00:006
15757459960,1cyclictest0-21swapper/619:42:146
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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