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2026-09-17 - 03:31
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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: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack0slot2.osadl.org (updated Thu Sep 17, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
194728926136,7sleep50-21swapper/519:09:225
194702026049,8sleep40-21swapper/419:05:364
194725824410,29sleep70-21swapper/719:09:007
1947610993836,2cyclictest2392935-21kworker/u16:4+events_unbound22:51:045
1947610993836,2cyclictest2392935-21kworker/u16:4+events_unbound22:51:045
1947610993735,2cyclictest2531955-21kworker/u16:4+events_unbound00:02:375
1947610993735,2cyclictest2243835-21kworker/u16:2+events_unbound22:13:255
1947610993733,3cyclictest2000214-21kworker/u16:3+events_unbound19:38:095
1947610993634,2cyclictest2531955-21kworker/u16:4+events_unbound23:58:005
1947610993634,2cyclictest2185648-21kworker/u16:4+events_unbound21:54:085
1947615993529,5cyclictest2165727-21latency_hist20:59:357
1947610993533,2cyclictest2243835-21kworker/u16:2+events_unbound22:40:055
1947610993533,2cyclictest2218919-21kworker/u16:1+events_unbound21:43:425
1947610993533,2cyclictest2146291-21kworker/u16:3+events_unbound21:18:365
1947610993432,2cyclictest2648772-21kworker/u16:1+events_unbound00:39:125
1947610993432,2cyclictest2648772-21kworker/u16:1+events_unbound00:27:135
1947610993432,2cyclictest2353815-21kworker/u16:0+flush-8:023:06:125
1947610993432,2cyclictest2353815-21kworker/u16:0+events_unbound23:03:215
1947610993432,2cyclictest2353815-21kworker/u16:0+events_unbound22:45:415
1947610993432,2cyclictest2353815-21kworker/u16:0+events_unbound22:24:295
1947610993432,2cyclictest2353815-21kworker/u16:0+events_unbound00:13:285
1947610993432,2cyclictest2243835-21kworker/u16:2+flush-8:023:20:125
1947610993432,2cyclictest2243835-21kworker/u16:2+events_unbound23:25:245
1947610993432,2cyclictest2243835-21kworker/u16:2+events_unbound21:39:055
1947610993432,2cyclictest2218919-21kworker/u16:1+events_unbound21:21:145
1947610993431,2cyclictest2185648-21kworker/u16:4+events_unbound21:29:365
1947610993331,2cyclictest2368434-21kworker/u16:3+events_unbound22:27:175
1947610993331,2cyclictest2353815-21kworker/u16:0+events_unbound23:16:225
1947610993331,2cyclictest2353815-21kworker/u16:0+events_unbound22:35:245
1947610993331,2cyclictest2243835-21kworker/u16:2+flush-8:023:47:005
1947610993331,2cyclictest2243835-21kworker/u16:2+events_unbound22:31:495
1947610993331,2cyclictest1947242-21kworker/u16:0+events_unbound21:25:365
1947610993331,2cyclictest1947242-21kworker/u16:0+events_unbound21:25:365
1947610993230,2cyclictest2600311-21kworker/u16:3+events_unbound00:31:415
194710623210,7sleep60-21swapper/619:06:506
1947610993129,2cyclictest2600311-21kworker/u16:3+events_unbound00:23:565
1947610993129,2cyclictest2531955-21kworker/u16:4+flush-8:023:53:085
1947610993129,2cyclictest2353815-21kworker/u16:0+events_unbound00:16:325
1947610993129,2cyclictest2243835-21kworker/u16:2+flush-8:022:15:175
1947610993129,2cyclictest2243835-21kworker/u16:2+events_unbound23:32:205
1947610993129,2cyclictest2243835-21kworker/u16:2+events_unbound23:32:205
1947610993129,2cyclictest1957204-21kworker/u16:2+events_unbound19:24:365
1947610993028,2cyclictest2531955-21kworker/u16:4+events_unbound00:07:255
1947610993028,2cyclictest2478224-21kworker/u16:1+events_unbound23:12:535
1947610993028,2cyclictest2392935-21kworker/u16:4+flush-8:022:58:525
1947610993028,2cyclictest2243835-21kworker/u16:2+events_unbound21:58:495
1947610992927,2cyclictest2243835-21kworker/u16:2+events_unbound23:41:135
1947610992927,2cyclictest2218919-21kworker/u16:1+events_unbound22:00:175
1947610992927,2cyclictest2185648-21kworker/u16:4+events_unbound21:11:535
1947610992927,2cyclictest1947242-21kworker/u16:0+events_unbound20:08:185
1947610992826,2cyclictest2029651-21kworker/u16:1+events_unbound20:13:175
1947610992826,2cyclictest1957204-21kworker/u16:2+events_unbound19:24:185
1947615992726,0cyclictest0-21swapper/720:18:227
1947615992726,0cyclictest0-21swapper/720:13:497
1947610992725,2cyclictest1957204-21kworker/u16:2+events_unbound19:31:055
1947610992725,2cyclictest1947242-21kworker/u16:0+events_unbound19:58:145
1947610992624,2cyclictest2353815-21kworker/u16:0+events_unbound23:38:295
1947610992624,2cyclictest2166121-21kworker/u16:2+events_unbound21:00:355
1947610992624,2cyclictest2087740-21kworker/u16:3+events_unbound20:28:105
1947610992624,2cyclictest2029651-21kworker/u16:1+events_unbound20:18:105
1947610992623,2cyclictest2243835-21kworker/u16:2+events_unbound21:44:435
1947615992524,0cyclictest0-21swapper/722:00:197
1947615992524,0cyclictest0-21swapper/721:11:527
1947615992524,0cyclictest0-21swapper/720:36:217
1947615992524,0cyclictest0-21swapper/719:41:147
1947615992524,0cyclictest0-21swapper/719:26:137
1947615992523,1cyclictest2526001-21ssh23:27:447
1947615992523,1cyclictest2221216-21ssh21:23:277
1947610992523,2cyclictest2047932-21kworker/u16:2+events_unbound20:42:095
1947610992523,2cyclictest1947242-21kworker/u16:0+events_unbound20:02:175
1947615992423,0cyclictest0-21swapper/722:10:567
1947615992423,0cyclictest0-21swapper/721:47:027
1947615992423,0cyclictest0-21swapper/719:48:097
1947615992423,0cyclictest0-21swapper/719:34:027
1947615992423,0cyclictest0-21swapper/719:12:137
1947615992420,2cyclictest2428716-21ssh22:48:187
1947610992422,2cyclictest2317167-21kworker/u16:0+flush-8:022:08:315
1947610992422,2cyclictest2116583-21kworker/u16:1+events_unbound20:58:445
1947610992422,2cyclictest1947242-21kworker/u16:0+events_unbound20:32:215
1947615992322,0cyclictest0-21swapper/721:15:077
1947615992322,0cyclictest0-21swapper/721:06:137
1947615992322,0cyclictest0-21swapper/721:00:297
1947612992321,2cyclictest1947242-21kworker/u16:0+flush-8:019:54:346
1947610992321,2cyclictest2000214-21kworker/u16:3+events_unbound19:46:375
1947610992321,2cyclictest1937233-21kworker/u16:1+events_unbound19:16:335
1947610992321,2cyclictest1937233-21kworker/u16:1+events_unbound19:16:335
1947615992221,0cyclictest0-21swapper/723:49:147
1947615992221,0cyclictest0-21swapper/720:53:577
1947610992220,2cyclictest2087740-21kworker/u16:3+events_unbound20:23:095
1947610992220,2cyclictest1947242-21kworker/u16:0+flush-8:019:12:335
1947610992220,2cyclictest1947242-21kworker/u16:0+events_unbound20:39:345
1947609992220,2cyclictest2600311-21kworker/u16:3+flush-8:000:24:394
1947615992120,0cyclictest0-21swapper/723:34:027
1947615992120,0cyclictest0-21swapper/723:34:027
1947615992120,0cyclictest0-21swapper/722:52:147
1947615992120,0cyclictest0-21swapper/722:52:147
1947615992120,0cyclictest0-21swapper/722:05:257
1947615992120,0cyclictest0-21swapper/720:40:377
1947615992120,0cyclictest0-21swapper/720:02:507
1947615992120,0cyclictest0-21swapper/700:21:507
1947615992119,1cyclictest2671488-21ssh00:25:457
1947615992019,0cyclictest0-21swapper/723:15:347
1947615992019,0cyclictest0-21swapper/721:55:557
1947615992019,0cyclictest0-21swapper/720:45:137
1947615992019,0cyclictest0-21swapper/719:50:477
1947615992019,0cyclictest0-21swapper/719:21:507
194761299200,15cyclictest2078857-21fschecks_count20:14:516
1947610992018,2cyclictest2116583-21kworker/u16:1+events_unbound20:53:255
1947610992018,2cyclictest1947242-21kworker/u16:0+flush-8:021:05:215
1947615991917,1cyclictest0-21swapper/722:18:267
1947610991917,2cyclictest2029651-21kworker/u16:1+events_unbound19:50:575
1947615991817,0cyclictest0-21swapper/721:33:237
1947615991817,0cyclictest0-21swapper/719:54:437
194761599180,16cyclictest2683453-21rm00:30:157
1947610991816,2cyclictest2116583-21kworker/u16:1+events_unbound20:48:145
1947610991816,2cyclictest1947242-21kworker/u16:0+events_unbound19:41:495
194760999180,17cyclictest0-21swapper/419:54:464
1947615991716,0cyclictest0-21swapper/721:24:417
1947615991716,0cyclictest0-21swapper/721:24:417
1947615991716,0cyclictest0-21swapper/720:07:047
1947615991715,1cyclictest0-21swapper/723:54:397
1947615991715,1cyclictest0-21swapper/722:36:117
1947612991711,6cyclictest0-21swapper/600:28:516
194761299170,14cyclictest0-21swapper/623:42:016
194761299170,14cyclictest0-21swapper/623:19:476
194761299170,0cyclictest0-21swapper/621:59:136
194760999170,17cyclictest0-21swapper/420:26:304
194760999170,17cyclictest0-21swapper/420:07:034
194760999170,17cyclictest0-21swapper/419:46:344
194760999170,16cyclictest0-21swapper/420:34:424
194760999170,16cyclictest0-21swapper/419:59:534
1947615991615,0cyclictest0-21swapper/722:23:237
1947615991615,0cyclictest0-21swapper/721:49:527
1947615991615,0cyclictest0-21swapper/719:16:217
1947615991615,0cyclictest0-21swapper/719:16:217
1947615991614,1cyclictest0-21swapper/721:37:337
1947615991614,1cyclictest0-21swapper/719:35:017
1947615991612,3cyclictest2612426-21idleruntime-cro00:04:337
1947615991611,4cyclictest1274-21snmpd22:40:587
194761599160,5cyclictest2649132-21ls00:19:347
194761299160,13cyclictest0-21swapper/600:10:056
194760999160,16cyclictest0-21swapper/420:30:364
194760999160,16cyclictest0-21swapper/420:20:224
194760999160,16cyclictest0-21swapper/420:17:174
194760999160,16cyclictest0-21swapper/420:10:074
194760999160,16cyclictest0-21swapper/419:49:394
194761599159,5cyclictest2097455-21latency_hist20:24:357
1947615991513,1cyclictest0-21swapper/700:04:557
194761599150,13cyclictest2378195-21sh22:25:067
194761599150,13cyclictest0-21swapper/720:29:577
1947612991512,3cyclictest0-21swapper/619:19:596
1947609991512,2cyclictest2146291-21kworker/u16:3+flush-8:021:14:404
194760999150,15cyclictest0-21swapper/422:10:004
1947615991410,3cyclictest1274-21snmpd00:14:337
1947612991413,1cyclictest0-21swapper/622:53:376
1947612991413,1cyclictest0-21swapper/622:53:376
1947612991413,1cyclictest0-21swapper/622:35:396
1947612991413,1cyclictest0-21swapper/621:42:406
1947612991413,1cyclictest0-21swapper/600:03:186
1947612991412,2cyclictest0-21swapper/623:30:406
1947612991412,2cyclictest0-21swapper/623:30:406
194761299140,3cyclictest2180102-21kthreadcore21:04:556
194761299140,1cyclictest0-21swapper/600:30:006
194761299140,14cyclictest0-21swapper/623:52:546
194761299140,14cyclictest0-21swapper/623:02:366
194761299140,14cyclictest0-21swapper/621:30:136
194761299140,14cyclictest0-21swapper/621:25:486
194761299140,14cyclictest0-21swapper/621:25:486
194761299140,14cyclictest0-21swapper/600:23:206
194761299140,0cyclictest0-21swapper/620:47:016
194761299140,0cyclictest0-21swapper/619:57:496
1947609991411,2cyclictest2392935-21kworker/u16:4+flush-8:023:04:494
194760999140,14cyclictest0-21swapper/421:32:574
194761599139,3cyclictest1274-21snmpd23:13:477
194761299139,3cyclictest2157192-21cat20:54:516
194761299135,3cyclictest2059622-21cat20:04:496
194761299134,5cyclictest0-21swapper/623:44:476
1947612991312,1cyclictest0-21swapper/623:56:036
1947612991312,1cyclictest0-21swapper/623:27:036
1947612991312,1cyclictest0-21swapper/623:16:106
1947612991312,1cyclictest0-21swapper/622:26:116
1947612991312,1cyclictest0-21swapper/622:12:386
1947612991312,1cyclictest0-21swapper/621:34:386
1947612991312,1cyclictest0-21swapper/620:34:526
1947612991310,2cyclictest2243835-21kworker/u16:2+flush-8:022:54:536
194761299130,2cyclictest2174513-21ntpq20:59:586
194761299130,1cyclictest0-21swapper/619:24:526
194761299130,13cyclictest0-21swapper/623:34:586
194761299130,0cyclictest0-21swapper/622:07:166
194760999138,4cyclictest2381911-21cat22:29:494
1947609991312,1cyclictest0-21swapper/422:03:144
1947609991312,1cyclictest0-21swapper/419:35:014
1947609991312,1cyclictest0-21swapper/400:14:534
194760999130,1cyclictest0-21swapper/400:00:414
194760999130,13cyclictest0-21swapper/423:19:234
194761599129,2cyclictest1274-21snmpd23:06:267
194761599128,3cyclictest1274-21snmpd23:35:487
194761599128,3cyclictest1274-21snmpd22:57:207
1947615991211,0cyclictest0-21swapper/723:50:077
1947615991211,0cyclictest0-21swapper/723:40:007
194761299121,7cyclictest2291933-21cut21:49:556
1947612991211,1cyclictest0-21swapper/623:05:176
1947612991211,1cyclictest0-21swapper/621:14:466
1947612991211,1cyclictest0-21swapper/620:26:226
1947612991211,1cyclictest0-21swapper/619:35:076
1947612991210,2cyclictest0-21swapper/621:21:236
194761299120,8cyclictest2686717-21cstates00:34:466
194761299120,1cyclictest0-21swapper/620:03:496
1947609991211,1cyclictest0-21swapper/423:55:384
1947609991211,1cyclictest0-21swapper/423:40:024
1947609991211,1cyclictest0-21swapper/423:23:574
1947609991211,1cyclictest0-21swapper/422:19:094
1947609991211,1cyclictest0-21swapper/400:23:424
1947609991211,1cyclictest0-21swapper/400:05:164
194760999120,1cyclictest0-21swapper/422:40:074
194760999120,1cyclictest0-21swapper/421:45:344
194760999120,1cyclictest0-21swapper/421:27:364
194760999120,1cyclictest0-21swapper/421:27:364
194760999120,12cyclictest0-21swapper/423:50:364
194760999120,0cyclictest0-21swapper/400:34:264
194761599119,1cyclictest2503084-21ssh23:19:447
194761599118,2cyclictest1274-21snmpd22:30:317
194761599116,4cyclictest2466035-21systemd-run23:04:347
194761299119,2cyclictest0-21swapper/619:44:256
194761299111,9cyclictest2414451-21timerandwakeup22:40:006
194761299110,4cyclictest2485007-21tr23:09:566
194761299110,3cyclictest2359709-21cat22:19:516
194761299110,3cyclictest2116698-21pool-NetworkMan20:31:446
194761299110,11cyclictest0-21swapper/619:15:156
194761299110,11cyclictest0-21swapper/619:15:156
194761299110,10cyclictest1951233-21tr19:09:526
1947609991110,1cyclictest0-21swapper/422:56:034
1947609991110,1cyclictest0-21swapper/422:48:194
1947609991110,1cyclictest0-21swapper/422:23:434
1947609991110,1cyclictest0-21swapper/421:38:474
1947609991110,1cyclictest0-21swapper/421:00:194
1947609991110,1cyclictest0-21swapper/420:53:324
1947609991110,1cyclictest0-21swapper/419:27:084
1947609991110,1cyclictest0-21swapper/400:10:184
194760999110,1cyclictest0-21swapper/419:19:444
194761599106,3cyclictest6241-21gvfs-afc-volume20:24:477
194761599106,3cyclictest1274-21snmpd21:39:517
194761599105,4cyclictest2694866-21rm00:34:587
194761299109,1cyclictest0-21swapper/622:15:476
194761299109,1cyclictest0-21swapper/621:48:026
194761299109,1cyclictest0-21swapper/620:53:196
194761299109,1cyclictest0-21swapper/619:29:576
194761299109,1cyclictest0-21swapper/600:06:286
194761299108,2cyclictest86-21ksoftirqd/621:59:586
194761299106,3cyclictest2386026-21cut22:29:536
194761299106,3cyclictest2186528-21cat21:09:506
194761299101,8cyclictest2424840-21kthreadcore22:44:556
194761299100,9cyclictest2089329-21kthreadcore20:19:536
194761299100,9cyclictest0-21swapper/620:39:576
194761299100,4cyclictest2077372-21wc20:10:026
194760999109,1cyclictest0-21swapper/422:06:234
194760999109,1cyclictest0-21swapper/420:46:174
194760999109,1cyclictest0-21swapper/420:43:084
194760999108,2cyclictest1947242-21kworker/u16:0+flush-8:021:05:004
194760999106,3cyclictest2533451-21kthreadcore23:29:524
194760999106,3cyclictest2533451-21kthreadcore23:29:524
19476129991,7cyclictest2638197-21irqcore00:14:496
19476099998,1cyclictest0-21swapper/422:36:014
19476099998,1cyclictest0-21swapper/422:28:184
19476099998,1cyclictest0-21swapper/421:41:574
19476099998,1cyclictest0-21swapper/420:56:424
19476099998,1cyclictest0-21swapper/419:12:194
19476099997,1cyclictest0-21swapper/421:49:464
19476099994,4cyclictest2211298-21grep21:19:504
19476099993,5cyclictest2187370-21kthreadcore21:09:524
19476129980,2cyclictest2028135-21memory19:44:576
19476099987,1cyclictest0-21swapper/423:29:284
19476099984,3cyclictest2485509-21cut23:09:564
19476099983,4cyclictest2568456-21cut23:44:534
19476099983,4cyclictest2454980-21fschecks_time22:59:474
19476099983,4cyclictest1962959-21kthreadcore19:14:534
19476099983,4cyclictest1962959-21kthreadcore19:14:534
19476099980,8cyclictest0-21swapper/400:34:584
19476099980,4cyclictest2435355-21tr22:49:544
19476099980,4cyclictest2435355-21tr22:49:544
19476099975,1cyclictest0-21swapper/423:34:534
19476099973,3cyclictest2010578-21expr19:39:464
19476099973,3cyclictest1993359-21cut19:29:534
19476099962,3cyclictest22951222sleep421:54:354
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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