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2025-11-20 - 02:51
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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 rackcslot8.osadl.org (updated Wed Nov 19, 2025 12:49:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1730899302105,30cyclictest151rcu_preempt11:55:2415
1730899301105,34cyclictest151rcu_preempt12:13:3415
1730899301104,1cyclictest151rcu_preempt09:16:4115
1730899301104,1cyclictest151rcu_preempt09:16:4115
2482912600,252ptp4l0-21swapper/107:09:351
329891186177,6phc2sys0-21swapper/207:05:2812
172819918225,125cyclictest0-21swapper/1710:52:479
172119918259,57cyclictest151rcu_preempt10:21:0428
172819917924,111cyclictest0-21swapper/1710:00:259
172819917924,111cyclictest0-21swapper/1710:00:259
17308991646,98cyclictest0-21swapper/2209:23:0615
172819916019,113cyclictest20412-21taskset07:10:149
173489915413,84cyclictest0-21swapper/2911:33:3622
173489915212,109cyclictest0-21swapper/2908:25:0122
172819915022,86cyclictest0-21swapper/1710:12:019
172819915022,86cyclictest0-21swapper/1710:12:019
172949914521,95cyclictest20232-21ssh09:18:4611
172949914521,95cyclictest20232-21ssh09:18:4611
17228991450,87cyclictest0-21swapper/908:10:1331
17281991440,87cyclictest0-21swapper/1711:14:429
17228991439,133cyclictest0-21swapper/910:15:1531
173489914112,94cyclictest0-21swapper/2909:44:2222
173489914112,94cyclictest0-21swapper/2909:44:2222
172949914148,59cyclictest0-21swapper/1909:10:4511
172949914148,59cyclictest0-21swapper/1909:10:4511
172949914129,70cyclictest0-21swapper/1907:34:3211
171799914156,59cyclictest0-21swapper/010:07:420
171799914145,63cyclictest0-21swapper/009:58:520
171799914145,63cyclictest0-21swapper/009:58:520
171799914130,63cyclictest0-21swapper/010:02:520
171799914130,63cyclictest0-21swapper/010:02:520
172949914053,62cyclictest0-21swapper/1910:57:0311
172619914016,20cyclictest0-21swapper/1411:10:236
17252991400,86cyclictest0-21swapper/1209:19:314
17252991400,86cyclictest0-21swapper/1209:19:314
172289914011,103cyclictest0-21swapper/909:34:3831
172289914011,103cyclictest0-21swapper/909:34:3831
171799914046,64cyclictest0-21swapper/012:23:410
17348991380,81cyclictest0-21swapper/2909:31:4722
17348991380,81cyclictest0-21swapper/2909:31:4622
173359913823,66cyclictest0-21swapper/2710:09:4020
172819913824,76cyclictest0-21swapper/1711:52:399
171799913853,53cyclictest0-21swapper/012:37:350
171799913831,63cyclictest0-21swapper/011:25:590
172949913725,71cyclictest0-21swapper/1907:54:5011
172029913746,59cyclictest0-21swapper/411:45:1826
172029913723,77cyclictest0-21swapper/410:51:1826
171799913752,62cyclictest0-21swapper/009:25:210
171799913752,62cyclictest0-21swapper/009:25:210
171799913729,63cyclictest0-21swapper/010:42:520
173359913629,63cyclictest0-21swapper/2710:26:1320
172949913629,63cyclictest0-21swapper/1911:40:2311
172029913649,59cyclictest0-21swapper/412:05:1326
172029913638,66cyclictest0-21swapper/410:25:2126
171799913628,66cyclictest0-21swapper/011:15:170
172949913529,60cyclictest0-21swapper/1909:05:2511
172949913529,60cyclictest0-21swapper/1909:05:2511
172949913529,59cyclictest0-21swapper/1912:38:0611
17261991351,78cyclictest0-21swapper/1408:09:146
172029913547,60cyclictest0-21swapper/410:32:0426
172029913544,60cyclictest0-21swapper/412:00:1826
172029913542,61cyclictest0-21swapper/410:40:2526
171799913552,62cyclictest0-21swapper/007:15:220
171799913532,68cyclictest0-21swapper/012:20:000
171799913530,62cyclictest0-21swapper/009:19:030
171799913530,62cyclictest0-21swapper/009:19:030
171799913529,64cyclictest0-21swapper/011:50:010
173359913429,65cyclictest0-21swapper/2711:56:3320
172819913424,74cyclictest0-21swapper/1709:28:219
172819913424,74cyclictest0-21swapper/1709:28:219
172029913442,64cyclictest0-21swapper/411:38:3426
172029913441,60cyclictest0-21swapper/408:33:5026
172029913429,61cyclictest0-21swapper/411:06:5926
172029913424,68cyclictest0-21swapper/411:26:1426
171799913433,60cyclictest0-21swapper/009:35:230
171799913433,60cyclictest0-21swapper/009:35:230
171799913430,62cyclictest0-21swapper/007:11:510
171799913427,63cyclictest0-21swapper/011:05:400
173359913328,71cyclictest0-21swapper/2711:33:0220
173359913328,64cyclictest0-21swapper/2711:15:2420
172949913329,61cyclictest0-21swapper/1911:55:2111
172819913347,62cyclictest0-21swapper/1712:37:229
1726199133131,1cyclictest0-21swapper/1412:24:086
17228991339,67cyclictest0-21swapper/911:02:1731
172029913351,66cyclictest0-21swapper/411:56:1026
172029913343,62cyclictest0-21swapper/410:02:4026
172029913343,62cyclictest0-21swapper/410:02:4026
172029913342,65cyclictest0-21swapper/407:58:0226
172029913334,66cyclictest0-21swapper/407:30:2526
171799913342,67cyclictest0-21swapper/012:30:350
171799913329,60cyclictest0-21swapper/008:40:190
171799913327,62cyclictest0-21swapper/011:10:580
173359913229,70cyclictest0-21swapper/2712:27:3320
173359913228,62cyclictest0-21swapper/2712:21:4020
173359913226,63cyclictest0-21swapper/2712:39:1820
17319991320,87cyclictest0-21swapper/2409:20:1917
172819913250,57cyclictest0-21swapper/1707:20:399
172819913246,58cyclictest0-21swapper/1709:40:089
172819913246,58cyclictest0-21swapper/1709:40:089
17228991329,92cyclictest0-21swapper/907:20:1831
172029913255,62cyclictest0-21swapper/409:40:2226
172029913255,62cyclictest0-21swapper/409:40:2226
172029913253,63cyclictest0-21swapper/409:46:5526
172029913253,63cyclictest0-21swapper/409:46:5526
172029913241,58cyclictest0-21swapper/411:51:0726
172029913236,63cyclictest0-21swapper/407:48:5726
172029913229,66cyclictest0-21swapper/412:32:4326
172029913227,69cyclictest0-21swapper/412:25:2226
172029913226,64cyclictest0-21swapper/409:21:3526
17202991320,82cyclictest0-21swapper/409:18:4326
17202991320,82cyclictest0-21swapper/409:18:4326
17202991320,81cyclictest0-21swapper/407:12:4726
171799913230,65cyclictest0-21swapper/010:30:010
171799913227,61cyclictest0-21swapper/010:45:220
171799913227,60cyclictest0-21swapper/009:50:190
171799913227,60cyclictest0-21swapper/009:50:190
172949913128,62cyclictest0-21swapper/1912:25:1711
172949913127,62cyclictest0-21swapper/1911:47:4911
172819913126,64cyclictest0-21swapper/1710:06:189
172029913130,70cyclictest0-21swapper/409:36:2126
172029913130,70cyclictest0-21swapper/409:36:2126
172029913130,65cyclictest0-21swapper/411:01:5926
172029913128,69cyclictest0-21swapper/409:25:4726
172029913128,69cyclictest0-21swapper/409:25:4726
172029913127,69cyclictest0-21swapper/407:15:2326
172029913127,64cyclictest0-21swapper/410:18:1626
172029913127,60cyclictest0-21swapper/408:45:3526
172029913123,66cyclictest0-21swapper/410:39:0326
172029913123,107cyclictest1525-21wpa_supplicant09:14:0326
172029913123,107cyclictest1525-21wpa_supplicant09:14:0326
171799913129,62cyclictest0-21swapper/009:13:080
171799913129,62cyclictest0-21swapper/009:13:080
173359913026,64cyclictest0-21swapper/2710:21:5820
17319991300,90cyclictest0-21swapper/2410:15:1817
172819913055,61cyclictest0-21swapper/1711:06:129
172819913051,57cyclictest0-21swapper/1711:27:489
172819913041,63cyclictest0-21swapper/1711:30:129
172819913030,63cyclictest0-21swapper/1710:49:039
172819913027,63cyclictest0-21swapper/1708:30:389
172029913032,67cyclictest0-21swapper/412:39:0726
172029913030,66cyclictest0-21swapper/411:32:5926
172029913025,62cyclictest0-21swapper/408:43:2726
172949912929,61cyclictest0-21swapper/1909:28:5211
172949912929,61cyclictest0-21swapper/1909:28:5211
172819912929,69cyclictest0-21swapper/1709:13:569
172819912929,69cyclictest0-21swapper/1709:13:569
172819912929,64cyclictest0-21swapper/1711:41:259
172819912929,64cyclictest0-21swapper/1710:58:409
172819912928,66cyclictest0-21swapper/1708:12:299
172819912927,68cyclictest0-21swapper/1712:09:459
172819912927,65cyclictest0-21swapper/1712:17:309
172819912926,64cyclictest0-21swapper/1709:16:049
172819912926,64cyclictest0-21swapper/1709:16:049
172029912947,53cyclictest0-21swapper/408:35:5826
172029912942,60cyclictest0-21swapper/411:10:0226
172029912931,71cyclictest0-21swapper/407:25:1726
172029912931,70cyclictest0-21swapper/408:00:1926
172029912931,69cyclictest0-21swapper/408:57:2226
172029912931,66cyclictest0-21swapper/412:11:4226
172029912928,67cyclictest0-21swapper/407:50:1326
171799912928,64cyclictest0-21swapper/010:20:150
171799912926,58cyclictest0-21swapper/012:07:070
17319991281,87cyclictest0-21swapper/2410:00:2117
17319991281,87cyclictest0-21swapper/2410:00:2117
1730399128127,1cyclictest151rcu_preempt12:02:2014
172949912826,59cyclictest0-21swapper/1910:45:5211
172029912831,74cyclictest0-21swapper/411:40:3426
172029912830,71cyclictest0-21swapper/410:05:2326
172029912828,69cyclictest0-21swapper/410:55:0226
172819912756,62cyclictest0-21swapper/1709:35:509
172819912756,62cyclictest0-21swapper/1709:35:509
172819912753,60cyclictest0-21swapper/1711:04:019
172819912729,65cyclictest0-21swapper/1709:51:209
172819912729,65cyclictest0-21swapper/1709:51:209
172819912726,67cyclictest0-21swapper/1707:25:289
172819912726,65cyclictest0-21swapper/1711:49:589
172529912745,61cyclictest0-21swapper/1210:41:494
172529912743,57cyclictest0-21swapper/1210:12:584
172529912743,57cyclictest0-21swapper/1210:12:584
172029912726,67cyclictest0-21swapper/410:24:5926
172029912719,73cyclictest0-21swapper/409:57:4426
172029912719,73cyclictest0-21swapper/409:57:4426
171799912728,61cyclictest0-21swapper/009:34:310
171799912728,61cyclictest0-21swapper/009:34:310
171799912728,57cyclictest0-21swapper/011:00:200
173359912618,63cyclictest0-21swapper/2709:32:3120
173359912618,63cyclictest0-21swapper/2709:32:3120
172949912627,58cyclictest0-21swapper/1911:15:1611
172819912629,61cyclictest0-21swapper/1710:27:409
172819912627,65cyclictest0-21swapper/1709:20:209
172529912645,50cyclictest0-21swapper/1211:29:114
17228991269,79cyclictest0-21swapper/911:51:5931
171799912628,62cyclictest0-21swapper/011:30:160
17335991253,73cyclictest0-21swapper/2709:05:0120
17335991253,72cyclictest0-21swapper/2708:30:1720
17335991253,70cyclictest0-21swapper/2711:52:4920
17335991253,69cyclictest0-21swapper/2707:28:5020
172819912532,71cyclictest0-21swapper/1710:19:399
172819912530,69cyclictest0-21swapper/1712:21:309
172819912530,65cyclictest0-21swapper/1711:23:159
172819912526,63cyclictest0-21swapper/1711:59:369
172819912525,62cyclictest0-21swapper/1712:10:089
172529912527,65cyclictest0-21swapper/1211:05:204
172529912526,65cyclictest0-21swapper/1211:33:214
172529912526,63cyclictest0-21swapper/1211:14:014
172529912526,62cyclictest0-21swapper/1210:33:004
172529912525,67cyclictest0-21swapper/1211:35:154
172529912525,60cyclictest0-21swapper/1212:26:024
172029912545,63cyclictest0-21swapper/409:50:0226
172029912545,63cyclictest0-21swapper/409:50:0226
172029912531,69cyclictest0-21swapper/408:13:0026
172029912525,66cyclictest0-21swapper/407:24:5526
171799912527,59cyclictest0-21swapper/010:50:500
173489912412,93cyclictest0-21swapper/2910:10:1422
173489912412,93cyclictest0-21swapper/2910:10:1422
173039912438,80cyclictest0-21swapper/2112:23:4214
172949912427,54cyclictest0-21swapper/1910:10:0411
172949912427,54cyclictest0-21swapper/1910:10:0411
172819912429,70cyclictest0-21swapper/1712:25:479
172529912446,61cyclictest0-21swapper/1212:37:294
172529912428,66cyclictest0-21swapper/1212:20:434
172529912427,68cyclictest0-21swapper/1211:52:544
172529912426,66cyclictest0-21swapper/1211:20:184
172529912426,58cyclictest0-21swapper/1209:46:144
172529912426,58cyclictest0-21swapper/1209:46:144
172529912425,62cyclictest0-21swapper/1210:00:564
172529912425,62cyclictest0-21swapper/1210:00:564
172029912426,63cyclictest0-21swapper/409:31:2526
172029912426,63cyclictest0-21swapper/409:31:2526
171799912428,55cyclictest0-21swapper/010:15:340
173359912327,55cyclictest0-21swapper/2711:25:0120
173359912325,59cyclictest0-21swapper/2710:04:2020
173359912325,59cyclictest0-21swapper/2710:04:2020
17319991232,74cyclictest0-21swapper/2408:30:0117
173039912335,21cyclictest0-21swapper/2108:10:2614
172949912327,55cyclictest0-21swapper/1910:50:0811
172819912329,68cyclictest0-21swapper/1712:34:529
172819912329,67cyclictest0-21swapper/1712:04:249
172819912327,65cyclictest0-21swapper/1707:40:259
172819912326,65cyclictest0-21swapper/1710:23:249
172529912347,57cyclictest0-21swapper/1208:38:234
172529912342,53cyclictest0-21swapper/1208:30:224
172529912339,54cyclictest0-21swapper/1208:07:234
172529912331,60cyclictest0-21swapper/1207:36:244
172529912325,63cyclictest0-21swapper/1209:05:064
172529912325,63cyclictest0-21swapper/1209:05:064
172529912324,62cyclictest0-21swapper/1209:37:094
172529912324,62cyclictest0-21swapper/1209:37:094
17335991227,67cyclictest0-21swapper/2711:41:0320
173359912226,59cyclictest0-21swapper/2709:26:0720
173359912226,59cyclictest0-21swapper/2709:26:0720
173359912224,55cyclictest0-21swapper/2708:43:5920
172949912226,57cyclictest0-21swapper/1908:50:1211
172819912231,68cyclictest0-21swapper/1708:55:009
172529912227,68cyclictest0-21swapper/1212:18:484
172529912226,64cyclictest0-21swapper/1207:12:364
172529912225,63cyclictest0-21swapper/1210:20:024
172529912224,64cyclictest0-21swapper/1210:57:024
172529912224,60cyclictest0-21swapper/1212:14:184
172029912233,79cyclictest0-21swapper/411:15:2126
172029912231,73cyclictest0-21swapper/411:23:4626
173039912135,84cyclictest0-21swapper/2112:07:2714
172529912125,65cyclictest0-21swapper/1211:40:184
172529912125,64cyclictest0-21swapper/1211:55:024
172529912125,59cyclictest0-21swapper/1212:00:524
172529912124,64cyclictest0-21swapper/1210:06:494
172029912121,61cyclictest0-21swapper/412:19:0026
171799912126,57cyclictest0-21swapper/011:21:570
17335991203,71cyclictest0-21swapper/2707:55:0120
173359912026,61cyclictest0-21swapper/2712:10:2720
173359912025,60cyclictest0-21swapper/2709:15:4220
173359912025,60cyclictest0-21swapper/2709:15:4220
173359912025,54cyclictest0-21swapper/2708:15:1920
173199912012,85cyclictest0-21swapper/2411:41:2417
173039912035,84cyclictest0-21swapper/2110:33:3814
172949912027,56cyclictest0-21swapper/1909:20:2111
172949912026,58cyclictest0-21swapper/1910:42:4011
172819912058,61cyclictest0-21swapper/1708:21:349
172819912031,74cyclictest0-21swapper/1707:55:239
172819912031,68cyclictest0-21swapper/1711:15:149
172819912028,70cyclictest0-21swapper/1708:00:449
172529912028,64cyclictest0-21swapper/1210:17:124
172529912023,58cyclictest0-21swapper/1209:22:124
172029912027,65cyclictest0-21swapper/410:45:2626
17335991193,68cyclictest0-21swapper/2711:38:5520
173359911925,57cyclictest0-21swapper/2709:38:0920
173359911925,57cyclictest0-21swapper/2709:38:0920
172949911924,55cyclictest0-21swapper/1907:25:3011
172819911929,71cyclictest0-21swapper/1708:08:459
17261991190,86cyclictest0-21swapper/1410:35:236
172529911942,58cyclictest0-21swapper/1210:38:354
172529911926,60cyclictest0-21swapper/1209:54:154
172529911926,60cyclictest0-21swapper/1209:54:154
173039911830,22cyclictest0-21swapper/2108:05:2014
172949911825,56cyclictest0-21swapper/1909:31:0411
172949911825,56cyclictest0-21swapper/1909:31:0411
172819911835,51cyclictest0-21swapper/1709:09:389
172819911835,51cyclictest0-21swapper/1709:09:389
172819911831,73cyclictest0-21swapper/1711:36:379
172819911831,71cyclictest0-21swapper/1707:15:199
172819911823,55cyclictest0-21swapper/1710:35:419
172529911848,60cyclictest0-21swapper/1208:00:274
172529911827,68cyclictest0-21swapper/1208:10:024
172529911825,59cyclictest0-21swapper/1207:32:084
172529911824,63cyclictest0-21swapper/1211:15:274
172529911824,59cyclictest0-21swapper/1211:01:364
172029911824,55cyclictest0-21swapper/412:24:2426
172949911724,54cyclictest0-21swapper/1909:35:2011
172949911724,54cyclictest0-21swapper/1909:35:2011
172529911730,71cyclictest0-21swapper/1207:50:194
172529911724,61cyclictest0-21swapper/1212:07:014
172529911724,61cyclictest0-21swapper/1210:54:224
172529911724,60cyclictest0-21swapper/1208:50:244
172529911722,59cyclictest0-21swapper/1209:30:294
172529911722,59cyclictest0-21swapper/1209:30:294
171799911725,56cyclictest0-21swapper/010:39:340
17179991170,69cyclictest0-21swapper/012:29:330
173039911630,85cyclictest0-21swapper/2110:45:0714
172949911626,54cyclictest0-21swapper/1909:53:5911
172949911626,54cyclictest0-21swapper/1909:53:5911
172949911625,56cyclictest0-21swapper/1909:49:4611
172949911625,56cyclictest0-21swapper/1909:49:4611
172529911627,64cyclictest0-21swapper/1209:25:244
172529911627,64cyclictest0-21swapper/1209:25:244
17228991169,63cyclictest0-21swapper/911:19:2331
171799911625,55cyclictest0-21swapper/011:36:400
171799911624,57cyclictest0-21swapper/009:48:110
171799911624,57cyclictest0-21swapper/009:48:110
173039911528,85cyclictest0-21swapper/2111:44:4214
172949911523,56cyclictest0-21swapper/1911:30:1411
172819911531,76cyclictest0-21swapper/1708:25:189
172529911528,58cyclictest0-21swapper/1207:27:354
172529911524,56cyclictest0-21swapper/1210:49:344
172529911522,57cyclictest0-21swapper/1209:57:284
172529911522,57cyclictest0-21swapper/1209:57:284
171799911537,46cyclictest0-21swapper/009:03:320
171799911523,55cyclictest0-21swapper/009:07:350
171799911523,55cyclictest0-21swapper/009:07:350
173489911423,58cyclictest0-21swapper/2911:08:0022
173359911424,55cyclictest0-21swapper/2709:11:5720
173359911424,55cyclictest0-21swapper/2709:11:5720
17303991140,91cyclictest0-21swapper/2109:11:0314
17303991140,91cyclictest0-21swapper/2109:11:0314
172949911425,52cyclictest0-21swapper/1912:09:1211
172949911423,59cyclictest0-21swapper/1909:55:3811
172949911423,59cyclictest0-21swapper/1909:55:3811
172819911435,77cyclictest0-21swapper/1709:30:309
172819911435,77cyclictest0-21swapper/1709:30:309
172819911432,74cyclictest0-21swapper/1709:49:129
172819911432,74cyclictest0-21swapper/1709:49:129
172529911428,66cyclictest0-21swapper/1209:11:304
172529911428,66cyclictest0-21swapper/1209:11:304
172529911423,62cyclictest0-21swapper/1208:46:214
172289911424,59cyclictest0-21swapper/911:32:0031
171799911441,46cyclictest0-21swapper/010:31:350
173489911335,65cyclictest0-21swapper/2909:07:4322
173489911335,65cyclictest0-21swapper/2909:07:4322
173489911328,60cyclictest0-21swapper/2912:25:1422
173489911326,60cyclictest0-21swapper/2909:13:0322
173489911326,60cyclictest0-21swapper/2909:13:0322
173489911324,61cyclictest0-21swapper/2912:16:2222
173489911323,59cyclictest0-21swapper/2907:45:5822
173359911325,54cyclictest0-21swapper/2707:13:5320
172619911339,50cyclictest0-21swapper/1409:58:146
172619911339,50cyclictest0-21swapper/1409:58:146
172619911339,49cyclictest0-21swapper/1409:14:576
172619911339,49cyclictest0-21swapper/1409:14:576
172529911324,58cyclictest0-21swapper/1209:00:174
17228991139,78cyclictest0-21swapper/909:25:0131
172029911329,70cyclictest0-21swapper/409:10:0126
172029911329,70cyclictest0-21swapper/409:10:0126
173489911246,52cyclictest0-21swapper/2910:02:1322
173489911246,52cyclictest0-21swapper/2910:02:1322
173489911222,60cyclictest0-21swapper/2909:54:1322
173489911222,60cyclictest0-21swapper/2909:54:1222
173489911220,57cyclictest0-21swapper/2907:26:1222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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