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2025-06-19 - 17:29
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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 Thu Jun 19, 2025 12:49:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248499395203,23cyclictest151rcu_preempt10:14:0922
248499395203,23cyclictest151rcu_preempt10:14:0922
23909926466,1cyclictest151rcu_preempt10:53:494
2482911950,187ptp4l0-21swapper/107:07:371
24719915429,51cyclictest0-21swapper/2708:20:1620
23619915425,91cyclictest0-21swapper/510:27:1627
23619915425,91cyclictest0-21swapper/510:27:1627
24719915028,99cyclictest0-21swapper/2711:35:2020
24719915028,80cyclictest0-21swapper/2710:00:1220
24719915028,80cyclictest0-21swapper/2710:00:1220
24719914826,106cyclictest0-21swapper/2711:04:2020
24719914529,85cyclictest0-21swapper/2709:16:4320
24719914529,85cyclictest0-21swapper/2709:16:4320
2355991440,91cyclictest0-21swapper/312:23:0223
24849914215,98cyclictest0-21swapper/2909:10:1822
24849914215,98cyclictest0-21swapper/2909:10:1822
23619914123,87cyclictest0-21swapper/511:24:2727
24719913922,74cyclictest0-21swapper/2712:05:1520
2361991380,85cyclictest0-21swapper/512:02:4527
24719913718,83cyclictest0-21swapper/2711:34:4720
2350991370,83cyclictest0-21swapper/211:03:3712
24469913687,29cyclictest155-21ksoftirqd/2310:33:0916
24469913687,29cyclictest155-21ksoftirqd/2310:33:0916
2355991360,84cyclictest0-21swapper/309:55:3123
2355991360,84cyclictest0-21swapper/309:55:3123
24419913233,5cyclictest0-21swapper/2210:16:4115
24419913233,5cyclictest0-21swapper/2210:16:4115
24419913231,86cyclictest0-21swapper/2210:24:3615
23619913035,92cyclictest0-21swapper/512:08:0727
24719912921,72cyclictest0-21swapper/2710:05:3320
24719912921,72cyclictest0-21swapper/2710:05:3320
24469912933,88cyclictest0-21swapper/2312:12:4016
24419912931,73cyclictest0-21swapper/2209:18:2615
24419912931,73cyclictest0-21swapper/2209:18:2615
24469912832,45cyclictest0-21swapper/2310:10:1816
24469912832,45cyclictest0-21swapper/2310:10:1716
23619912846,60cyclictest0-21swapper/512:35:3227
24419912727,99cyclictest0-21swapper/2211:53:2515
23619912745,53cyclictest0-21swapper/509:36:1927
23619912745,53cyclictest0-21swapper/509:36:1927
23619912715,66cyclictest0-21swapper/510:53:1627
2355991270,79cyclictest0-21swapper/311:10:3823
2350991276,73cyclictest0-21swapper/209:35:2712
2350991276,73cyclictest0-21swapper/209:35:2712
2350991270,89cyclictest0-21swapper/211:32:4512
24849912630,94cyclictest0-21swapper/2909:41:3322
24849912630,94cyclictest0-21swapper/2909:41:3222
24849912625,99cyclictest0-21swapper/2909:31:2222
24849912625,99cyclictest0-21swapper/2909:31:2222
2399991269,96cyclictest0-21swapper/1411:50:036
2399991269,82cyclictest0-21swapper/1411:16:236
2399991269,73cyclictest0-21swapper/1410:24:336
24719912515,88cyclictest0-21swapper/2712:32:2020
24419912531,44cyclictest0-21swapper/2212:05:4215
2441991250,85cyclictest0-21swapper/2210:46:0415
23619912564,54cyclictest0-21swapper/512:15:2327
23619912563,40cyclictest0-21swapper/511:32:1727
23619912543,53cyclictest0-21swapper/510:07:5127
23619912543,53cyclictest0-21swapper/510:07:5127
24849912429,72cyclictest0-21swapper/2911:18:1722
24419912425,87cyclictest0-21swapper/2211:12:3415
24089912347,54cyclictest0-21swapper/1610:51:088
24089912343,54cyclictest0-21swapper/1611:49:438
24089912315,71cyclictest0-21swapper/1609:15:048
24089912315,71cyclictest0-21swapper/1609:15:038
2399991239,109cyclictest0-21swapper/1412:08:476
23619912347,53cyclictest0-21swapper/510:03:3427
23619912347,53cyclictest0-21swapper/510:03:3427
2361991230,71cyclictest0-21swapper/511:56:5227
24849912227,92cyclictest0-21swapper/2912:37:2122
24089912236,57cyclictest0-21swapper/1607:10:278
2361991220,83cyclictest0-21swapper/512:12:0127
2478991210,87cyclictest0-21swapper/2811:10:0221
24469912114,77cyclictest12232-21taskset07:15:1716
24089912123,58cyclictest0-21swapper/1610:36:108
24089912123,58cyclictest0-21swapper/1610:36:108
2399991219,83cyclictest0-21swapper/1408:25:246
23619912124,59cyclictest0-21swapper/512:21:1327
2361991210,75cyclictest0-21swapper/511:01:5027
24979912016,79cyclictest0-21swapper/3112:20:1825
2497991200,88cyclictest0-21swapper/3112:27:1425
24849912030,49cyclictest0-21swapper/2910:05:1922
24849912030,49cyclictest0-21swapper/2910:05:1922
24849912026,58cyclictest0-21swapper/2910:39:1522
24849912026,58cyclictest0-21swapper/2910:39:1522
24719912024,60cyclictest0-21swapper/2711:41:1220
24089912051,53cyclictest0-21swapper/1610:04:218
24089912051,53cyclictest0-21swapper/1610:04:218
24089912045,56cyclictest0-21swapper/1610:55:588
24089912045,49cyclictest0-21swapper/1612:06:288
24089912042,53cyclictest0-21swapper/1612:20:258
24089912040,53cyclictest0-21swapper/1612:32:408
24089912040,50cyclictest0-21swapper/1608:14:458
24089912025,59cyclictest0-21swapper/1610:40:588
2399991200,87cyclictest0-21swapper/1411:38:196
23619912069,48cyclictest0-21swapper/511:47:1527
2361991205,102cyclictest0-21swapper/512:27:3927
23619912041,52cyclictest0-21swapper/509:19:1327
23619912041,52cyclictest0-21swapper/509:19:1327
23619912040,55cyclictest0-21swapper/508:30:2227
23619912032,62cyclictest0-21swapper/507:15:1527
23509912011,108cyclictest151rcu_preempt11:50:5712
24849911945,56cyclictest0-21swapper/2912:25:2322
24849911924,74cyclictest0-21swapper/2910:59:3422
24849911924,71cyclictest0-21swapper/2911:52:2822
2478991190,85cyclictest0-21swapper/2809:36:4521
2478991190,85cyclictest0-21swapper/2809:36:4421
24719911925,68cyclictest0-21swapper/2709:54:0920
24719911925,68cyclictest0-21swapper/2709:54:0820
24419911931,41cyclictest0-21swapper/2209:56:2215
24419911931,41cyclictest0-21swapper/2209:56:2215
24089911938,49cyclictest0-21swapper/1611:05:438
24089911924,60cyclictest0-21swapper/1612:00:048
24089911923,60cyclictest0-21swapper/1612:35:048
23619911936,55cyclictest0-21swapper/509:42:4427
23619911936,55cyclictest0-21swapper/509:42:4427
23619911931,63cyclictest0-21swapper/511:14:4027
23619911927,68cyclictest0-21swapper/509:14:2427
23619911927,68cyclictest0-21swapper/509:14:2427
23619911925,64cyclictest0-21swapper/508:12:2527
23619911925,63cyclictest0-21swapper/507:40:2427
23619911925,55cyclictest0-21swapper/510:40:3227
23559911947,52cyclictest0-21swapper/311:05:3223
2350991190,73cyclictest0-21swapper/211:40:0112
2497991180,76cyclictest0-21swapper/3108:09:2525
24789911835,58cyclictest0-21swapper/2808:55:2121
2471991180,86cyclictest0-21swapper/2708:45:2320
24279911837,50cyclictest151rcu_preempt10:50:0813
24089911827,60cyclictest0-21swapper/1610:31:308
24089911827,60cyclictest0-21swapper/1610:31:308
24089911825,64cyclictest0-21swapper/1611:50:278
24089911824,62cyclictest0-21swapper/1607:25:238
24089911822,57cyclictest0-21swapper/1611:00:448
24089911819,59cyclictest0-21swapper/1611:23:518
23619911866,46cyclictest0-21swapper/509:26:4227
23619911866,46cyclictest0-21swapper/509:26:4227
23619911845,52cyclictest0-21swapper/508:45:3327
23619911840,57cyclictest0-21swapper/510:47:5627
23619911834,64cyclictest0-21swapper/508:15:0627
23619911829,66cyclictest0-21swapper/509:49:2627
23619911829,66cyclictest0-21swapper/509:49:2527
23619911828,58cyclictest0-21swapper/510:10:4827
23619911828,58cyclictest0-21swapper/510:10:4827
23619911827,60cyclictest0-21swapper/511:09:3727
23619911826,59cyclictest0-21swapper/511:25:2027
23619911825,63cyclictest0-21swapper/509:56:0527
23619911825,63cyclictest0-21swapper/509:56:0527
2350991189,79cyclictest0-21swapper/208:14:1312
24849911723,53cyclictest0-21swapper/2911:43:2322
2482911170,75ptp4l0-21swapper/109:52:481
2482911170,75ptp4l0-21swapper/109:52:471
24789911731,85cyclictest0-21swapper/2810:00:3021
24789911731,85cyclictest0-21swapper/2810:00:3021
242799117115,1cyclictest27534-21timerwakeupswit11:45:2613
24089911750,59cyclictest0-21swapper/1607:55:198
24089911735,53cyclictest0-21swapper/1609:31:098
24089911735,53cyclictest0-21swapper/1609:31:098
24089911732,57cyclictest0-21swapper/1610:24:048
24089911731,57cyclictest0-21swapper/1608:58:188
24089911730,70cyclictest0-21swapper/1609:56:358
24089911730,70cyclictest0-21swapper/1609:56:358
24089911727,58cyclictest0-21swapper/1611:16:148
24089911726,67cyclictest0-21swapper/1609:37:388
24089911726,67cyclictest0-21swapper/1609:37:388
24089911726,60cyclictest0-21swapper/1611:38:438
24089911725,62cyclictest0-21swapper/1612:15:028
23619911731,65cyclictest0-21swapper/507:12:3527
23619911728,71cyclictest0-21swapper/512:34:1827
23619911728,60cyclictest0-21swapper/511:17:1927
23619911725,66cyclictest0-21swapper/508:24:1127
23619911725,64cyclictest0-21swapper/510:24:2527
23619911725,64cyclictest0-21swapper/509:05:1927
23619911725,64cyclictest0-21swapper/509:05:1927
23619911725,60cyclictest0-21swapper/508:52:4627
23619911724,62cyclictest0-21swapper/511:41:0927
23619911724,62cyclictest0-21swapper/511:38:1027
23619911724,57cyclictest0-21swapper/508:35:5627
23559911746,52cyclictest0-21swapper/312:17:0923
2478991161,76cyclictest185-21ksoftirqd/2808:25:0921
24789911616,61cyclictest0-21swapper/2809:23:0821
24789911616,61cyclictest0-21swapper/2809:23:0721
24469911637,51cyclictest0-21swapper/2310:46:3816
24089911648,52cyclictest0-21swapper/1608:38:348
24089911634,62cyclictest0-21swapper/1611:34:578
24089911625,66cyclictest0-21swapper/1609:23:408
24089911625,66cyclictest0-21swapper/1609:23:408
24089911625,63cyclictest0-21swapper/1610:19:498
24089911625,63cyclictest0-21swapper/1610:19:498
24089911625,59cyclictest0-21swapper/1608:23:068
24089911625,57cyclictest0-21swapper/1607:39:498
24089911624,62cyclictest0-21swapper/1610:48:598
24089911624,62cyclictest0-21swapper/1609:40:028
24089911624,62cyclictest0-21swapper/1609:40:028
24089911624,58cyclictest0-21swapper/1608:18:498
24089911622,54cyclictest0-21swapper/1609:10:408
24089911622,54cyclictest0-21swapper/1609:10:408
23619911684,31cyclictest0-21swapper/511:00:0027
23619911629,67cyclictest0-21swapper/508:05:1627
23619911626,68cyclictest0-21swapper/509:32:0227
23619911626,68cyclictest0-21swapper/509:32:0227
23619911626,66cyclictest0-21swapper/511:53:5127
23619911626,65cyclictest0-21swapper/508:02:1627
23619911625,63cyclictest0-21swapper/509:50:1427
23619911625,63cyclictest0-21swapper/509:50:1327
23559911645,54cyclictest0-21swapper/308:50:3223
23559911640,54cyclictest0-21swapper/309:54:4123
23559911640,54cyclictest0-21swapper/309:54:4123
23559911636,52cyclictest0-21swapper/310:51:0623
24849911521,60cyclictest0-21swapper/2911:45:1822
24469911529,44cyclictest0-21swapper/2310:19:3616
24469911529,44cyclictest0-21swapper/2310:19:3616
24279911527,68cyclictest151rcu_preempt10:05:5113
24279911527,68cyclictest151rcu_preempt10:05:5113
24089911529,55cyclictest0-21swapper/1611:12:458
24089911527,67cyclictest0-21swapper/1611:59:448
24089911525,59cyclictest0-21swapper/1612:12:218
24089911525,59cyclictest0-21swapper/1611:40:498
24089911525,58cyclictest0-21swapper/1611:26:248
23619911535,44cyclictest0-21swapper/508:25:4727
23619911526,58cyclictest0-21swapper/509:22:2627
23619911526,58cyclictest0-21swapper/509:22:2527
23619911525,59cyclictest0-21swapper/507:50:1527
23619911524,60cyclictest0-21swapper/507:45:1027
24469911425,61cyclictest0-21swapper/2310:21:3116
2441991144,66cyclictest0-21swapper/2212:25:3015
24089911436,52cyclictest0-21swapper/1608:02:158
24089911424,64cyclictest0-21swapper/1610:14:488
24089911424,64cyclictest0-21swapper/1610:14:478
24089911424,58cyclictest0-21swapper/1609:46:598
24089911424,58cyclictest0-21swapper/1609:46:598
23619911426,64cyclictest0-21swapper/510:19:0427
23619911426,64cyclictest0-21swapper/510:19:0427
23619911426,62cyclictest0-21swapper/507:59:0427
23559911434,54cyclictest0-21swapper/311:04:1023
2355991140,67cyclictest0-21swapper/310:15:3123
2355991140,67cyclictest0-21swapper/310:15:3123
24849911330,38cyclictest0-21swapper/2911:20:5622
24789911324,89cyclictest0-21swapper/2810:52:2621
24469911338,50cyclictest0-21swapper/2312:23:4716
24469911333,55cyclictest0-21swapper/2307:15:0016
24089911325,60cyclictest0-21swapper/1609:53:408
24089911325,60cyclictest0-21swapper/1609:53:408
24089911325,60cyclictest0-21swapper/1609:02:188
23599911343,51cyclictest0-21swapper/410:31:0926
23599911343,51cyclictest0-21swapper/410:31:0926
23559911340,49cyclictest0-21swapper/312:05:2323
23559911332,54cyclictest0-21swapper/309:17:0323
23559911332,54cyclictest0-21swapper/309:17:0323
23559911325,58cyclictest0-21swapper/311:42:5823
23559911324,68cyclictest0-21swapper/309:46:4223
23559911324,68cyclictest0-21swapper/309:46:4223
24789911225,70cyclictest0-21swapper/2812:10:2621
24469911226,58cyclictest0-21swapper/2311:06:5616
24469911225,61cyclictest0-21swapper/2309:00:1716
24469911225,57cyclictest0-21swapper/2310:35:2316
24469911225,57cyclictest0-21swapper/2310:35:2316
24469911224,62cyclictest0-21swapper/2309:40:2116
24469911224,62cyclictest0-21swapper/2309:40:2116
24469911223,59cyclictest0-21swapper/2309:12:0216
24469911223,59cyclictest0-21swapper/2309:12:0216
24469911216,60cyclictest0-21swapper/2308:20:4416
24089911254,57cyclictest0-21swapper/1607:43:338
24089911224,60cyclictest0-21swapper/1608:25:148
24089911224,58cyclictest0-21swapper/1609:05:308
24089911224,58cyclictest0-21swapper/1609:05:308
2399991129,78cyclictest0-21swapper/1412:16:026
23619911229,67cyclictest0-21swapper/510:31:5527
23619911229,67cyclictest0-21swapper/510:31:5427
23619911224,56cyclictest0-21swapper/510:36:2827
23619911224,56cyclictest0-21swapper/510:36:2827
23599911221,33cyclictest0-21swapper/409:55:2126
23599911221,33cyclictest0-21swapper/409:55:2126
23559911243,53cyclictest0-21swapper/310:44:0923
23559911242,47cyclictest0-21swapper/309:32:4623
23559911242,47cyclictest0-21swapper/309:32:4623
23559911223,89cyclictest0-21swapper/310:45:1323
23559911223,60cyclictest0-21swapper/311:36:3223
23559911223,57cyclictest0-21swapper/307:46:5823
23509911215,60cyclictest0-21swapper/212:12:3712
2497991113,80cyclictest0-21swapper/3111:37:0025
24849911134,48cyclictest30915-21taskset09:58:5422
24849911134,48cyclictest30915-21taskset09:58:5422
24849911119,62cyclictest0-21swapper/2912:22:2322
24789911119,86cyclictest0-21swapper/2808:45:1421
24469911134,51cyclictest0-21swapper/2312:39:5716
24469911125,65cyclictest0-21swapper/2310:56:4016
24469911123,59cyclictest0-21swapper/2311:35:1616
23559911137,59cyclictest0-21swapper/309:36:1723
23559911137,59cyclictest0-21swapper/309:36:1723
23559911137,50cyclictest0-21swapper/310:34:4823
23559911137,50cyclictest0-21swapper/310:34:4823
23559911126,59cyclictest0-21swapper/309:00:1323
23559911124,55cyclictest0-21swapper/312:27:1823
23559911124,55cyclictest0-21swapper/307:25:2223
24719911042,45cyclictest0-21swapper/2710:47:4720
24719911039,54cyclictest0-21swapper/2709:37:4520
24719911039,54cyclictest0-21swapper/2709:37:4520
24719911038,47cyclictest0-21swapper/2709:04:5120
24469911035,46cyclictest0-21swapper/2311:26:4316
24469911023,60cyclictest0-21swapper/2309:25:2416
24469911023,60cyclictest0-21swapper/2309:25:2416
24469911022,57cyclictest0-21swapper/2312:18:3316
24469911022,54cyclictest0-21swapper/2308:00:2716
24089911019,54cyclictest0-21swapper/1607:47:508
23559911043,54cyclictest0-21swapper/311:24:1323
23559911038,61cyclictest0-21swapper/311:34:5623
23559911026,54cyclictest0-21swapper/312:33:1123
23559911026,54cyclictest0-21swapper/310:03:4923
23559911026,54cyclictest0-21swapper/310:03:4923
23559911024,62cyclictest0-21swapper/307:15:1423
23559911024,57cyclictest0-21swapper/307:40:2023
23559911023,62cyclictest0-21swapper/307:32:5123
2350991100,88cyclictest0-21swapper/209:52:1712
2350991100,88cyclictest0-21swapper/209:52:1712
2478991090,57cyclictest0-21swapper/2811:35:4121
24469910924,58cyclictest0-21swapper/2311:18:4216
24469910924,55cyclictest0-21swapper/2312:32:2716
24469910923,59cyclictest0-21swapper/2311:21:5416
24469910923,56cyclictest0-21swapper/2310:28:5916
24469910923,56cyclictest0-21swapper/2310:28:5816
24089910924,62cyclictest0-21swapper/1612:30:008
24089910922,56cyclictest0-21swapper/1607:15:148
2399991097,83cyclictest28546-21taskset12:34:106
23559910969,40cyclictest0-21swapper/310:35:1923
23559910969,40cyclictest0-21swapper/310:35:1923
23559910924,56cyclictest0-21swapper/310:28:3923
23559910924,56cyclictest0-21swapper/310:28:3923
24789910821,80cyclictest0-21swapper/2808:04:0321
2478991080,66cyclictest0-21swapper/2812:29:5521
24469910834,63cyclictest0-21swapper/2307:36:5616
24469910821,52cyclictest0-21swapper/2309:51:0316
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24719910720,58cyclictest0-21swapper/2710:25:5020
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24469910727,66cyclictest0-21swapper/2309:47:5016
24469910723,55cyclictest0-21swapper/2312:04:0716
24469910721,54cyclictest0-21swapper/2309:19:3216
24469910721,54cyclictest0-21swapper/2309:19:3116
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24469910625,61cyclictest0-21swapper/2307:49:4516
24469910624,58cyclictest0-21swapper/2307:52:5716
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23559910625,52cyclictest0-21swapper/311:59:3123
23559910624,61cyclictest0-21swapper/307:50:2923
23559910620,58cyclictest0-21swapper/310:56:5923
24719910535,54cyclictest0-21swapper/2710:50:2620
24719910525,57cyclictest0-21swapper/2707:45:0020
24719910525,55cyclictest0-21swapper/2712:27:4020
24719910524,59cyclictest0-21swapper/2710:57:5520
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