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2026-07-02 - 23:42
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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 792 highest latencies:
System rack0slot2.osadl.org (updated Thu Jul 02, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29901932960,0sleep50-21swapper/512:10:215
230148325420,29sleep70-21swapper/707:05:327
230148325420,29sleep70-21swapper/707:05:327
230172925141,7sleep40-21swapper/407:08:584
230172925141,7sleep40-21swapper/407:08:584
230145424737,7sleep50-21swapper/507:05:065
230145424737,7sleep50-21swapper/507:05:065
2302037994236,5cyclictest2325186-21latency_hist07:18:597
2302027994240,2cyclictest2971217-21kworker/u16:0+flush-8:012:28:584
2302027994139,2cyclictest2403538-21kworker/u16:1+events_unbound09:11:554
230158724030,7sleep60-21swapper/607:06:596
230158724030,7sleep60-21swapper/607:06:596
2302027993836,2cyclictest2868731-21kworker/u16:2+flush-8:012:19:184
2302027993836,2cyclictest2573319-21kworker/u16:6+events_unbound10:03:034
2302037993731,5cyclictest0-21swapper/707:59:017
2302032993735,2cyclictest2868731-21kworker/u16:2+events_unbound11:49:206
2302027993634,2cyclictest2708617-21kworker/u16:1+events_unbound10:32:144
2302027993633,2cyclictest2573319-21kworker/u16:6+flush-8:009:23:594
2302037993530,4cyclictest2723173-21cat10:23:537
2302027993533,2cyclictest2601432-21kworker/u16:2+events_unbound10:53:344
2302032993331,2cyclictest2830775-21kworker/u16:1+events_unbound11:55:416
2302027993331,2cyclictest2971217-21kworker/u16:0+flush-8:012:08:594
2302027993331,2cyclictest2830775-21kworker/u16:1+events_unbound11:32:554
2302027993331,2cyclictest2601389-21kworker/u16:1+events_unbound09:52:584
2302032993230,2cyclictest2868731-21kworker/u16:2+events_unbound12:25:246
2302027993230,2cyclictest2830775-21kworker/u16:1+events_unbound11:52:104
2302027993230,2cyclictest2747699-21kworker/u16:4+events_unbound10:42:594
2302027993230,2cyclictest2601389-21kworker/u16:1+events_unbound09:46:584
2302027993230,2cyclictest2540122-21kworker/u16:4+flush-8:009:34:384
2302027993129,2cyclictest3017045-21kworker/u16:4+events_unbound12:31:494
2302027993129,2cyclictest2830775-21kworker/u16:1+events_unbound11:06:304
2302027993129,2cyclictest2520162-21kworker/u16:3+events_unbound09:17:104
2302027993127,3cyclictest2722983-21kworker/u16:3+flush-8:011:54:044
2302037993024,5cyclictest2967720-21latency_hist12:03:597
2302027993028,2cyclictest2868731-21kworker/u16:2+events_unbound11:26:014
2302027993028,2cyclictest2708617-21kworker/u16:1+events_unbound10:23:294
2302027993028,2cyclictest2573319-21kworker/u16:6+events_unbound09:40:394
2302037992928,0cyclictest0-21swapper/712:26:577
2302032992927,2cyclictest2971217-21kworker/u16:0+events_unbound12:37:016
2302027992927,2cyclictest2971217-21kworker/u16:0+events_unbound12:12:024
2302027992927,2cyclictest2943311-21kworker/u16:4+events_unbound11:59:594
2302027992927,2cyclictest2868731-21kworker/u16:2+events_unbound11:22:344
2302027992927,2cyclictest2747699-21kworker/u16:4+events_unbound10:36:464
2302027992927,2cyclictest2722983-21kworker/u16:3+events_unbound11:09:544
2302027992926,3cyclictest2573319-21kworker/u16:6+events_unbound09:57:234
2302027992826,2cyclictest2868731-21kworker/u16:2+events_unbound11:36:384
2302027992826,2cyclictest2830775-21kworker/u16:1+events_unbound11:47:034
2302027992826,2cyclictest2601432-21kworker/u16:2+events_unbound10:58:104
2302027992826,2cyclictest2588015-21kworker/u16:0+events_unbound09:32:344
2302037992726,0cyclictest0-21swapper/711:56:407
230203799270,26cyclictest2845496-21latency_hist11:13:597
2302032992725,2cyclictest2868731-21kworker/u16:2+events_unbound12:09:286
2302032992725,2cyclictest2722983-21kworker/u16:3+events_unbound12:01:256
2302032992725,2cyclictest2403538-21kworker/u16:1+events_unbound09:08:186
2302027992725,2cyclictest2868731-21kworker/u16:2+events_unbound11:43:134
2302027992725,2cyclictest2830775-21kworker/u16:1+events_unbound11:16:544
2302027992725,2cyclictest2662368-21kworker/u16:0+events_unbound10:17:584
2302027992725,2cyclictest2601432-21kworker/u16:2+events_unbound10:06:544
2302032992624,2cyclictest2747699-21kworker/u16:4+events_unbound10:43:526
2302032992624,2cyclictest2481377-21kworker/u16:0+events_unbound08:56:546
2302032992624,2cyclictest2441974-21kworker/u16:2+events_unbound08:28:186
2302032992624,2cyclictest2403538-21kworker/u16:1+flush-8:008:16:226
2302027992624,2cyclictest2722983-21kworker/u16:3+events_unbound10:44:534
2302027992624,2cyclictest2573319-21kworker/u16:6+events_unbound09:26:544
2302037992524,0cyclictest0-21swapper/709:15:287
2302037992524,0cyclictest0-21swapper/707:25:587
2302032992523,2cyclictest2989825-21kworker/u16:1+flush-8:012:14:276
2302032992523,2cyclictest2868731-21kworker/u16:2+flush-8:012:20:106
2302032992523,2cyclictest2708617-21kworker/u16:1+flush-8:010:24:376
2302032992523,2cyclictest2520162-21kworker/u16:3+events_unbound09:01:246
2302032992523,2cyclictest2403538-21kworker/u16:1+flush-8:009:14:456
2302032992523,2cyclictest2364269-21kworker/u16:0+events_unbound07:47:266
2302037992422,1cyclictest0-21swapper/707:19:157
230203799240,22cyclictest650-21systemd-journal09:38:547
2302032992422,2cyclictest2573319-21kworker/u16:6+events_unbound09:22:566
2302032992422,2cyclictest2481377-21kworker/u16:0+events_unbound08:51:306
2302032992422,2cyclictest2364269-21kworker/u16:0+events_unbound07:57:186
2302032992422,2cyclictest2334171-21kworker/u16:1+events_unbound07:40:556
2302032992422,2cyclictest2302229-21kworker/u16:4+events_unbound08:40:436
2302032992422,2cyclictest2302229-21kworker/u16:4+events_unbound08:38:596
2302032992421,2cyclictest2302229-21kworker/u16:4+events_unbound08:19:076
2302032992421,2cyclictest2302229-21kworker/u16:4+events_unbound08:19:076
2302029992422,2cyclictest2601432-21kworker/u16:2+flush-8:010:29:295
2302027992422,2cyclictest3017045-21kworker/u16:4+flush-8:012:37:454
2302027992422,2cyclictest2868731-21kworker/u16:2+events_unbound12:18:314
2302027992422,2cyclictest2722983-21kworker/u16:3+flush-8:010:59:424
2302027992422,2cyclictest2662368-21kworker/u16:0+events_unbound10:11:144
2302037992322,0cyclictest0-21swapper/712:10:277
2302037992322,0cyclictest0-21swapper/711:53:487
2302037992321,1cyclictest2831275-21ssh11:05:257
2302032992321,2cyclictest2794804-21kworker/u16:0+events_unbound11:10:236
2302032992321,2cyclictest2722983-21kworker/u16:3+flush-8:012:05:406
2302032992321,2cyclictest2364269-21kworker/u16:0+events_unbound07:52:366
2302032992321,2cyclictest2334171-21kworker/u16:1+events_unbound07:36:026
2302032992321,2cyclictest2302229-21kworker/u16:4+events_unbound08:33:156
2302027992321,2cyclictest2421652-21kworker/u16:3+flush-8:008:08:544
2302037992221,0cyclictest0-21swapper/710:24:327
2302037992221,0cyclictest0-21swapper/707:52:587
2302037992221,0cyclictest0-21swapper/707:43:067
2302037992221,0cyclictest0-21swapper/707:11:347
2302037992220,1cyclictest3051598-21ssh12:36:037
2302037992219,2cyclictest16750irq/16-ehci_hcd:usb409:02:177
2302037992217,4cyclictest2500756-21latency_hist08:49:007
2302037992211,1cyclictest2598005-21ssh09:29:257
2302032992220,2cyclictest2722983-21kworker/u16:3+flush-8:010:54:356
2302032992220,2cyclictest2540122-21kworker/u16:4+events_unbound09:34:396
2302032992220,2cyclictest2364269-21kworker/u16:0+events_unbound08:01:346
2302032992220,2cyclictest2334172-21kworker/u16:3+events_unbound07:19:356
2302032992220,2cyclictest2302229-21kworker/u16:4+events_unbound08:08:186
26589702210,1chrt2658950-21ssh09:54:227
2302037992120,0cyclictest0-21swapper/707:34:517
2302037992120,0cyclictest0-21swapper/707:30:557
2302037992120,0cyclictest0-21swapper/707:30:557
2302037992119,1cyclictest0-21swapper/709:19:147
2302037992119,1cyclictest0-21swapper/708:40:027
2302032992119,2cyclictest2573319-21kworker/u16:6+events_unbound10:11:126
2302032992119,2cyclictest2540122-21kworker/u16:4+events_unbound09:29:446
2302032992119,2cyclictest2302229-21kworker/u16:4+flush-8:007:29:146
2302032992119,2cyclictest2302229-21kworker/u16:4+flush-8:007:29:146
2302032992119,2cyclictest2302229-21kworker/u16:4+events_unbound08:46:156
2302032992119,2cyclictest2302229-21kworker/u16:4+events_unbound08:13:276
2302032992119,2cyclictest2302229-21kworker/u16:4+events_unbound07:14:556
2302032992119,2cyclictest2302229-21kworker/u16:4+events_unbound07:10:596
2302029992119,2cyclictest2601432-21kworker/u16:2+flush-8:010:24:145
2302029992119,2cyclictest2601432-21kworker/u16:2+events_unbound09:34:145
2302027992119,2cyclictest2601432-21kworker/u16:2+flush-8:010:24:104
27950702200,1chrt2795068-21ssh10:51:207
2302037992019,0cyclictest0-21swapper/712:05:107
2302037992019,0cyclictest0-21swapper/708:17:357
2302037992019,0cyclictest0-21swapper/708:07:557
2302037992019,0cyclictest0-21swapper/707:48:137
2302037992018,1cyclictest2689355-21ssh10:09:157
2302032992018,2cyclictest2334171-21kworker/u16:1+events_unbound07:27:436
2302037991913,5cyclictest3004369-21latency_hist12:18:587
230203799190,17cyclictest1619-21dockerd08:29:227
2302037991817,0cyclictest0-21swapper/709:04:387
2302032991816,2cyclictest2539682-21kworker/u16:0+events_unbound09:09:406
2302032991816,2cyclictest2520162-21kworker/u16:3+events_unbound09:24:186
2302029991815,3cyclictest2662368-21kworker/u16:0+flush-8:010:09:155
2302027991816,2cyclictest2403538-21kworker/u16:1+events_unbound09:05:094
2302027991816,2cyclictest2403538-21kworker/u16:1+events_unbound08:21:104
2302027991816,2cyclictest2403538-21kworker/u16:1+events_unbound08:21:104
2302037991716,0cyclictest0-21swapper/710:39:427
2302037991716,0cyclictest0-21swapper/708:35:077
2302029991715,2cyclictest2794804-21kworker/u16:0+flush-8:010:59:305
2302027991715,2cyclictest2301778-21kworker/u16:2+events_unbound07:34:224
230203799168,7cyclictest6247-21gmain08:24:297
2302037991615,0cyclictest0-21swapper/709:43:357
2302037991613,2cyclictest2646765-21ssh09:49:227
2302032991614,2cyclictest2868731-21kworker/u16:2+flush-8:011:39:036
2302032991613,2cyclictest2847947-21cut11:14:156
230203299160,15cyclictest2626466-21df_inode09:44:136
2302029991613,2cyclictest2558504-21kthreadcore09:14:185
2302037991514,0cyclictest0-21swapper/712:19:097
2302037991513,1cyclictest3040057-21ssh12:32:127
2302037991513,1cyclictest2539641-21diskmemload10:29:097
2302037991512,1cyclictest16750irq/16-ehci_hcd:usb408:53:137
2302032991513,2cyclictest2722983-21kworker/u16:3+flush-8:011:03:536
2302032991513,2cyclictest2601432-21kworker/u16:2+flush-8:010:04:386
2302032991512,2cyclictest2620666-21tr09:39:206
2302029991512,2cyclictest2722983-21kworker/u16:3+events_unbound11:09:135
230202999150,1cyclictest0-21swapper/510:42:075
230202999150,14cyclictest0-21swapper/511:39:125
2302037991412,1cyclictest2673385-21ssh10:02:117
2302037991410,3cyclictest1278-21snmpd07:57:197
2302032991413,1cyclictest0-21swapper/610:17:486
2302032991413,1cyclictest0-21swapper/609:58:346
2302032991412,2cyclictest2830775-21kworker/u16:1+events_unbound11:20:056
2302032991412,2cyclictest2601432-21kworker/u16:2+flush-8:009:49:406
2302032991412,2cyclictest2601432-21kworker/u16:2+events_unbound09:59:136
230203299140,1cyclictest0-21swapper/611:27:016
230203299140,14cyclictest2720095-21ldconfig10:19:236
2302029991413,1cyclictest0-21swapper/512:03:575
2302029991413,1cyclictest0-21swapper/509:51:315
2302029991411,2cyclictest2662368-21kworker/u16:0+flush-8:009:59:165
230202999140,14cyclictest0-21swapper/511:23:165
230202999140,14cyclictest0-21swapper/509:54:405
2302027991412,2cyclictest2302229-21kworker/u16:4+flush-8:007:19:004
2302027991412,2cyclictest2302229-21kworker/u16:4+events_unbound07:27:104
230203799139,3cyclictest1278-21snmpd11:34:047
230203799139,3cyclictest1278-21snmpd08:11:377
2302037991312,0cyclictest0-21swapper/710:34:237
2302037991311,1cyclictest0-21swapper/709:44:047
230203299135,7cyclictest2902778-21kthreadcore11:34:206
2302032991312,1cyclictest0-21swapper/610:31:036
2302032991311,2cyclictest2868731-21kworker/u16:2+events_unbound11:29:016
2302032991311,2cyclictest2601432-21kworker/u16:2+flush-8:011:04:096
230203299130,13cyclictest0-21swapper/610:51:046
230203299130,13cyclictest0-21swapper/610:36:056
2302029991312,1cyclictest0-21swapper/511:47:145
2302029991312,1cyclictest0-21swapper/511:37:375
2302029991312,1cyclictest0-21swapper/511:15:145
2302029991312,1cyclictest0-21swapper/509:12:445
2302029991312,1cyclictest0-21swapper/507:29:005
2302029991312,1cyclictest0-21swapper/507:29:005
2302029991311,1cyclictest0-21swapper/508:59:205
230202999130,13cyclictest0-21swapper/512:37:225
230202999130,13cyclictest0-21swapper/512:28:235
230202999130,13cyclictest0-21swapper/510:53:475
230202999130,13cyclictest0-21swapper/510:45:265
230202999130,13cyclictest0-21swapper/510:38:495
2302027991311,2cyclictest2501139-21kworker/u16:2+events_unbound08:58:464
2302027991311,2cyclictest2302229-21kworker/u16:4+events_unbound08:31:104
2302027991311,2cyclictest2302229-21kworker/u16:4+events_unbound08:13:234
25872142120,0sleep72587215-21sh09:26:177
230203799129,2cyclictest1278-21snmpd11:17:247
230203799128,3cyclictest1278-21snmpd11:00:217
230203799128,3cyclictest1278-21snmpd08:54:327
2302037991210,1cyclictest0-21swapper/711:44:237
230203799120,2cyclictest2880778-21sh11:26:267
2302032991210,2cyclictest2722983-21kworker/u16:3+events_unbound10:44:376
230202999128,3cyclictest2565404-21cat09:19:135
2302029991211,1cyclictest0-21swapper/511:29:355
2302029991211,1cyclictest0-21swapper/510:55:225
2302029991211,1cyclictest0-21swapper/509:41:545
2302029991210,1cyclictest0-21swapper/508:02:065
230202999120,12cyclictest0-21swapper/508:16:085
230202999120,11cyclictest0-21swapper/508:44:025
230202799129,3cyclictest2481377-21kworker/u16:0+flush-8:008:49:264
230202799120,1cyclictest0-21swapper/407:49:324
230203799118,2cyclictest1278-21snmpd10:14:107
230203799118,2cyclictest1278-21snmpd08:19:497
230203799118,2cyclictest1278-21snmpd08:19:497
230203799118,2cyclictest0-21swapper/710:43:597
230203799117,3cyclictest1278-21snmpd11:39:377
230203799116,4cyclictest6341-21gvfs-afc-volume09:10:477
230203799113,6cyclictest6247-21gmain11:29:137
2302037991110,0cyclictest0-21swapper/710:54:047
230203299119,2cyclictest3017045-21kworker/u16:4+flush-8:012:31:116
230202999119,2cyclictest2662368-21kworker/u16:0+events_unbound10:19:285
2302029991110,1cyclictest0-21swapper/512:08:315
2302029991110,1cyclictest0-21swapper/511:50:145
2302029991110,1cyclictest0-21swapper/509:32:075
2302029991110,1cyclictest0-21swapper/509:04:235
2302029991110,1cyclictest0-21swapper/508:30:195
2302029991110,1cyclictest0-21swapper/507:45:335
2302029991110,1cyclictest0-21swapper/507:14:105
230202999110,1cyclictest0-21swapper/507:41:555
230202999110,11cyclictest0-21swapper/508:24:585
230202799117,3cyclictest2482400-21cat08:39:144
2302027991110,1cyclictest0-21swapper/408:16:394
230202799110,11cyclictest0-21swapper/407:10:264
230203799104,4cyclictest2862851-21grep11:19:177
2302037991010,0cyclictest0-21swapper/710:05:517
230203299108,2cyclictest2722983-21kworker/u16:3+flush-8:011:44:506
230202999109,1cyclictest0-21swapper/512:29:485
230202999109,1cyclictest0-21swapper/510:07:265
230202999109,1cyclictest0-21swapper/508:37:165
230202999109,1cyclictest0-21swapper/508:23:145
230202999109,1cyclictest0-21swapper/508:23:145
230202999109,1cyclictest0-21swapper/508:05:345
230202999109,1cyclictest0-21swapper/507:58:385
230202999109,1cyclictest0-21swapper/507:21:355
230202999107,2cyclictest2871792-21kthreadcore11:24:145
230202999106,3cyclictest2501923-21cat08:49:145
230202999100,0cyclictest0-21swapper/508:12:405
230202799109,1cyclictest0-21swapper/408:02:274
230202799100,10cyclictest0-21swapper/407:57:064
23020299998,1cyclictest0-21swapper/511:07:025
23020299995,3cyclictest2707910-21ntp_states10:14:235
23020299990,8cyclictest0-21swapper/508:39:145
23020299990,8cyclictest0-21swapper/507:24:225
23020299990,5cyclictest2512363-21kthreadcore08:54:165
23020299990,3cyclictest2303473-21kthreadcore07:09:155
23020279997,2cyclictest2291892-21kworker/u16:0+events_unbound07:14:164
23020299987,1cyclictest0-21swapper/511:57:485
23020299985,2cyclictest0-21swapper/507:49:165
23020299983,4cyclictest2627023-21cut09:44:165
23020299980,7cyclictest2585179-21grep09:24:215
23020279986,1cyclictest0-21swapper/407:29:274
23020279986,1cyclictest0-21swapper/407:29:274
23020279983,4cyclictest2520829-21cat08:59:124
23020279983,4cyclictest2491612-21grep08:44:114
23020279983,4cyclictest2472024-21tr08:34:124
23020299976,1cyclictest0-21swapper/512:23:495
23020299976,1cyclictest0-21swapper/512:17:405
23020299973,3cyclictest2356591-21cut07:34:155
23020279975,1cyclictest0-21swapper/407:39:164
23020279972,4cyclictest2452704-21expr08:24:124
23020279972,4cyclictest2375348-21sed07:44:154
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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