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2025-11-25 - 09:29
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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 Tue Nov 25, 2025 00:50:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2562699302104,2cyclictest151rcu_preempt22:08:3917
2482912960,287ptp4l0-21swapper/119:06:551
228652183174,7sleep290-21swapper/2919:05:2222
256269916523,35cyclictest0-21swapper/2420:55:2417
255919915764,46cyclictest151rcu_preempt22:27:2710
255919915764,46cyclictest151rcu_preempt22:27:2610
25591991508,122cyclictest0-21swapper/1800:19:0610
255249914939,101cyclictest0-21swapper/400:10:2026
255249914939,101cyclictest0-21swapper/400:10:1926
25532991470,88cyclictest0-21swapper/600:05:0228
25532991470,88cyclictest0-21swapper/600:05:0228
255849914643,60cyclictest151rcu_preempt22:18:539
255849914643,60cyclictest151rcu_preempt22:18:529
25660991450,84cyclictest0-21swapper/2923:53:3922
25660991450,84cyclictest0-21swapper/2923:53:3922
255919914593,38cyclictest0-21swapper/1822:52:0110
255919914593,38cyclictest0-21swapper/1822:52:0110
255249914543,94cyclictest151rcu_preempt23:42:0526
255249914543,94cyclictest151rcu_preempt23:42:0426
256609914220,49cyclictest0-21swapper/2921:27:3522
255919913936,101cyclictest151rcu_preempt22:18:2110
255919913936,101cyclictest151rcu_preempt22:18:2010
255069913950,61cyclictest0-21swapper/000:11:110
255069913950,61cyclictest0-21swapper/000:11:110
255069913950,59cyclictest0-21swapper/022:57:560
255069913950,59cyclictest0-21swapper/022:57:560
255069913936,22cyclictest0-21swapper/021:19:150
25506991390,85cyclictest0-21swapper/023:54:340
25506991390,85cyclictest0-21swapper/023:54:340
255069913649,59cyclictest0-21swapper/023:10:130
255069913649,59cyclictest0-21swapper/023:10:130
255069913646,59cyclictest0-21swapper/022:45:340
255069913646,59cyclictest0-21swapper/022:45:340
255069913627,65cyclictest0-21swapper/021:31:540
255069913623,68cyclictest0-21swapper/021:38:500
25668991350,82cyclictest0-21swapper/3119:46:4825
25660991350,84cyclictest0-21swapper/2900:39:3822
255659913547,87cyclictest0-21swapper/1423:18:406
255659913547,87cyclictest0-21swapper/1423:18:396
255069913553,57cyclictest0-21swapper/022:38:550
255069913529,70cyclictest0-21swapper/000:35:440
25584991340,76cyclictest0-21swapper/1723:47:349
255069913442,63cyclictest0-21swapper/023:27:200
255069913442,63cyclictest0-21swapper/023:27:190
255069913430,69cyclictest0-21swapper/022:33:200
255069913430,69cyclictest0-21swapper/022:33:200
255069913427,72cyclictest0-21swapper/023:01:040
255069913427,72cyclictest0-21swapper/023:01:040
25660991330,82cyclictest0-21swapper/2923:42:5922
25660991330,82cyclictest0-21swapper/2923:42:5822
2563199133129,2cyclictest151rcu_preempt23:22:0418
2563199133129,2cyclictest151rcu_preempt23:22:0318
255069913337,58cyclictest0-21swapper/023:44:130
255069913337,58cyclictest0-21swapper/023:44:130
255069913329,70cyclictest0-21swapper/000:25:020
255069913328,59cyclictest0-21swapper/023:15:030
255069913328,59cyclictest0-21swapper/023:15:020
255069913326,69cyclictest0-21swapper/022:07:560
255069913326,62cyclictest0-21swapper/019:19:540
255069913325,67cyclictest0-21swapper/000:18:210
255069913229,72cyclictest0-21swapper/000:30:250
255069913229,67cyclictest0-21swapper/023:31:020
255069913229,67cyclictest0-21swapper/023:31:010
255069913228,72cyclictest0-21swapper/022:25:230
255069913228,72cyclictest0-21swapper/022:25:220
255069913228,68cyclictest0-21swapper/023:35:210
255069913228,68cyclictest0-21swapper/023:35:200
255069913228,67cyclictest0-21swapper/023:06:140
255069913228,67cyclictest0-21swapper/023:06:140
255069913228,64cyclictest0-21swapper/021:12:020
255069913225,64cyclictest0-21swapper/000:22:540
25668991311,80cyclictest0-21swapper/3122:10:0025
256609913126,61cyclictest0-21swapper/2919:24:5222
255659913142,74cyclictest0-21swapper/1422:22:336
255659913142,74cyclictest0-21swapper/1422:22:326
255249913140,70cyclictest0-21swapper/420:20:2026
255069913131,72cyclictest0-21swapper/020:01:490
255069913130,75cyclictest0-21swapper/019:45:160
255069913130,72cyclictest0-21swapper/000:07:400
255069913130,72cyclictest0-21swapper/000:07:400
255069913128,69cyclictest0-21swapper/023:55:080
255069913128,69cyclictest0-21swapper/023:55:070
255069913128,67cyclictest0-21swapper/022:16:340
255069913128,67cyclictest0-21swapper/022:16:340
255069913128,67cyclictest0-21swapper/019:21:460
255069913125,62cyclictest0-21swapper/022:13:510
256609913040,59cyclictest0-21swapper/2922:22:4922
256609913040,59cyclictest0-21swapper/2922:22:4822
2559199130128,1cyclictest0-21swapper/1821:19:4010
25532991300,74cyclictest0-21swapper/619:38:3228
255069913028,69cyclictest0-21swapper/019:10:210
255069913028,68cyclictest0-21swapper/021:28:410
255069913028,67cyclictest0-21swapper/019:51:540
255069913027,60cyclictest0-21swapper/020:50:130
256609912941,69cyclictest0-21swapper/2923:49:5622
256609912928,69cyclictest0-21swapper/2923:21:0322
256609912928,69cyclictest0-21swapper/2923:21:0322
255069912956,62cyclictest0-21swapper/023:48:420
255069912931,71cyclictest0-21swapper/020:11:090
255069912930,70cyclictest0-21swapper/022:24:470
255069912930,70cyclictest0-21swapper/022:24:460
255069912929,65cyclictest0-21swapper/019:35:250
256609912833,66cyclictest0-21swapper/2921:24:0122
256609912830,73cyclictest0-21swapper/2900:13:1122
256609912830,73cyclictest0-21swapper/2900:13:1022
256609912827,71cyclictest0-21swapper/2900:17:1122
256609912827,67cyclictest0-21swapper/2922:42:0322
256609912827,67cyclictest0-21swapper/2922:42:0222
256609912827,66cyclictest0-21swapper/2920:58:2322
256609912826,71cyclictest0-21swapper/2923:59:0122
256609912826,71cyclictest0-21swapper/2923:59:0022
256609912826,71cyclictest0-21swapper/2923:16:1522
256609912826,71cyclictest0-21swapper/2923:16:1522
256609912826,69cyclictest0-21swapper/2921:05:5022
2563199128124,1cyclictest167-21ksoftirqd/2522:06:1018
255069912826,65cyclictest0-21swapper/021:47:560
256609912753,57cyclictest0-21swapper/2921:50:1222
256609912728,66cyclictest0-21swapper/2922:00:5322
256609912728,65cyclictest0-21swapper/2920:09:1222
256609912727,66cyclictest0-21swapper/2921:30:1822
256609912727,64cyclictest0-21swapper/2921:15:2822
256609912726,69cyclictest0-21swapper/2923:10:5422
256609912726,69cyclictest0-21swapper/2923:10:5422
256609912726,66cyclictest0-21swapper/2921:48:0422
256609912725,69cyclictest0-21swapper/2922:58:3622
256609912725,69cyclictest0-21swapper/2922:58:3622
256609912722,62cyclictest0-21swapper/2919:51:1922
255329912733,93cyclictest151rcu_preempt23:14:4928
255329912733,93cyclictest151rcu_preempt23:14:4828
255069912727,62cyclictest0-21swapper/021:50:040
256609912630,65cyclictest0-21swapper/2922:08:5522
256609912629,74cyclictest0-21swapper/2920:26:5022
256609912629,69cyclictest0-21swapper/2919:35:5422
256609912629,66cyclictest0-21swapper/2921:37:5522
256609912628,74cyclictest0-21swapper/2923:38:1022
256609912628,74cyclictest0-21swapper/2923:38:0922
256609912627,66cyclictest0-21swapper/2919:59:0322
256609912627,65cyclictest0-21swapper/2921:14:2322
256609912626,62cyclictest0-21swapper/2923:06:0622
256609912626,62cyclictest0-21swapper/2923:06:0522
256609912623,63cyclictest0-21swapper/2920:35:2322
255069912642,68cyclictest0-21swapper/020:38:270
255069912641,69cyclictest0-21swapper/022:52:330
255069912641,69cyclictest0-21swapper/022:52:330
255069912630,67cyclictest0-21swapper/000:00:280
255069912630,67cyclictest0-21swapper/000:00:280
255069912626,62cyclictest0-21swapper/021:20:400
255069912616,71cyclictest0-21swapper/023:23:040
255069912616,71cyclictest0-21swapper/023:23:040
256609912544,70cyclictest0-21swapper/2900:04:5422
256609912544,70cyclictest0-21swapper/2900:04:5322
256609912531,65cyclictest0-21swapper/2922:12:0722
256609912530,66cyclictest0-21swapper/2921:00:3022
256609912530,65cyclictest0-21swapper/2900:05:2522
256609912530,65cyclictest0-21swapper/2900:05:2522
256609912528,64cyclictest0-21swapper/2900:31:0422
256609912527,67cyclictest0-21swapper/2922:50:3622
256609912527,67cyclictest0-21swapper/2922:50:3522
256609912527,67cyclictest0-21swapper/2922:37:1422
256609912527,64cyclictest0-21swapper/2920:20:5822
256609912523,62cyclictest0-21swapper/2919:31:4822
255919912566,38cyclictest0-21swapper/1822:59:3110
255919912566,38cyclictest0-21swapper/1822:59:3010
255919912559,41cyclictest0-21swapper/1800:20:4510
255249912533,91cyclictest0-21swapper/422:56:2126
255249912533,91cyclictest0-21swapper/422:56:2126
256609912430,66cyclictest0-21swapper/2921:58:4522
256609912429,63cyclictest0-21swapper/2921:44:2022
256609912428,67cyclictest0-21swapper/2919:10:2722
256609912427,69cyclictest0-21swapper/2919:15:1422
256609912426,66cyclictest0-21swapper/2922:18:0022
256609912426,66cyclictest0-21swapper/2922:17:5922
256609912425,65cyclictest0-21swapper/2923:04:3022
256609912425,65cyclictest0-21swapper/2923:04:2922
2559199124123,1cyclictest0-21swapper/1820:35:0110
255249912433,58cyclictest0-21swapper/423:36:4226
255249912433,58cyclictest0-21swapper/423:36:4226
255069912432,70cyclictest0-21swapper/021:07:460
256609912330,73cyclictest0-21swapper/2900:21:2722
256609912328,64cyclictest0-21swapper/2900:30:0022
256609912323,66cyclictest0-21swapper/2922:28:4122
256609912323,66cyclictest0-21swapper/2922:28:4122
2559199123122,1cyclictest0-21swapper/1821:47:4710
2559199123121,1cyclictest0-21swapper/1823:55:5710
2559199123121,1cyclictest0-21swapper/1823:55:5610
2557099123122,1cyclictest0-21swapper/1519:40:257
255249912312,19cyclictest0-21swapper/423:50:3826
255249912312,19cyclictest0-21swapper/423:50:3826
255069912333,77cyclictest0-21swapper/019:45:010
255069912330,71cyclictest0-21swapper/021:02:260
255069912326,57cyclictest0-21swapper/021:40:260
256609912229,64cyclictest0-21swapper/2922:47:5622
256609912229,64cyclictest0-21swapper/2922:47:5522
256609912226,62cyclictest0-21swapper/2919:45:1022
255659912235,60cyclictest0-21swapper/1400:00:226
255659912235,60cyclictest0-21swapper/1400:00:216
255379912210,71cyclictest0-21swapper/722:45:2629
255379912210,71cyclictest0-21swapper/722:45:2529
255069912232,77cyclictest0-21swapper/020:21:490
255069912230,74cyclictest0-21swapper/020:15:120
256609912128,67cyclictest0-21swapper/2920:00:0722
256609912124,64cyclictest0-21swapper/2922:31:2222
256609912124,64cyclictest0-21swapper/2922:31:2222
2559199121119,1cyclictest0-21swapper/1821:52:2310
255069912133,76cyclictest0-21swapper/021:58:510
255069912129,70cyclictest0-21swapper/020:48:040
256609912029,71cyclictest0-21swapper/2919:28:0522
256609912027,68cyclictest0-21swapper/2923:32:1822
256609912027,68cyclictest0-21swapper/2923:32:1722
256609912023,64cyclictest0-21swapper/2920:19:2122
255919912050,57cyclictest0-21swapper/1800:27:0810
255919912045,54cyclictest0-21swapper/1823:41:4410
255919912045,54cyclictest0-21swapper/1823:41:4310
255919912045,52cyclictest0-21swapper/1821:58:3410
255919912038,54cyclictest0-21swapper/1823:45:1510
255659912032,87cyclictest0-21swapper/1423:37:536
255659912032,87cyclictest0-21swapper/1423:37:536
255659912032,87cyclictest0-21swapper/1421:35:306
255659912031,88cyclictest0-21swapper/1422:04:566
255069912044,51cyclictest0-21swapper/022:04:370
25631991190,84cyclictest0-21swapper/2521:46:2418
255919911919,98cyclictest151rcu_preempt22:41:5210
255919911919,98cyclictest151rcu_preempt22:41:5110
25591991191,73cyclictest0-21swapper/1821:21:1010
2559199119118,0cyclictest0-21swapper/1800:05:0210
2559199119118,0cyclictest0-21swapper/1800:05:0110
2559199119117,1cyclictest0-21swapper/1823:00:2710
2559199119117,1cyclictest0-21swapper/1823:00:2610
2559199119117,1cyclictest0-21swapper/1820:00:0010
256609911825,62cyclictest0-21swapper/2920:47:0822
255919911840,57cyclictest0-21swapper/1821:35:3610
255919911826,60cyclictest0-21swapper/1821:44:0810
255919911823,54cyclictest0-21swapper/1823:10:1210
255919911823,54cyclictest0-21swapper/1823:10:1110
2559199118116,1cyclictest0-21swapper/1823:19:5410
2559199118116,1cyclictest0-21swapper/1823:19:5410
25532991180,70cyclictest0-21swapper/622:08:0028
256689911729,36cyclictest0-21swapper/3119:30:1425
255919911712,60cyclictest0-21swapper/1823:30:2910
255919911712,60cyclictest0-21swapper/1823:30:2910
2559199117116,0cyclictest0-21swapper/1822:07:4310
2559199117115,1cyclictest0-21swapper/1819:54:0810
25537991176,88cyclictest151rcu_preempt20:08:1829
255069911730,67cyclictest0-21swapper/020:30:110
2561799116115,1cyclictest0-21swapper/2220:09:5715
2561799116115,1cyclictest0-21swapper/2219:29:0015
255919911649,61cyclictest0-21swapper/1800:08:1310
255919911649,61cyclictest0-21swapper/1800:08:1210
255919911633,55cyclictest0-21swapper/1800:31:2410
255919911632,55cyclictest0-21swapper/1823:28:5110
255919911632,55cyclictest0-21swapper/1823:28:5110
255919911625,58cyclictest0-21swapper/1820:10:0510
255919911624,62cyclictest0-21swapper/1821:28:0610
255919911624,61cyclictest0-21swapper/1823:08:3510
255919911624,61cyclictest0-21swapper/1823:08:3510
255919911623,58cyclictest0-21swapper/1821:00:1910
2559199116115,1cyclictest0-21swapper/1822:38:4310
2559199116115,0cyclictest0-21swapper/1822:45:2510
2559199116115,0cyclictest0-21swapper/1822:45:2510
2559199116114,1cyclictest0-21swapper/1819:45:1210
25524991165,69cyclictest0-21swapper/400:01:3926
25524991165,69cyclictest0-21swapper/400:01:3826
255249911633,56cyclictest0-21swapper/420:45:0126
255069911634,78cyclictest0-21swapper/020:08:310
256609911527,66cyclictest0-21swapper/2920:30:0322
2561799115115,0cyclictest0-21swapper/2221:22:2515
255919911553,60cyclictest0-21swapper/1820:22:2210
255919911539,50cyclictest0-21swapper/1821:32:5510
255919911526,61cyclictest0-21swapper/1823:22:2910
255919911526,61cyclictest0-21swapper/1823:22:2810
255919911524,61cyclictest0-21swapper/1822:22:0510
255919911524,61cyclictest0-21swapper/1822:22:0510
255919911524,60cyclictest0-21swapper/1822:34:5610
255919911524,60cyclictest0-21swapper/1822:34:5510
255919911524,60cyclictest0-21swapper/1822:13:0010
25532991157,80cyclictest0-21swapper/600:30:3028
255249911522,69cyclictest0-21swapper/421:05:1326
2561799114114,0cyclictest0-21swapper/2223:17:4015
2561799114114,0cyclictest0-21swapper/2223:17:3915
255919911433,56cyclictest0-21swapper/1823:53:4410
255919911433,56cyclictest0-21swapper/1823:53:4410
255919911425,60cyclictest0-21swapper/1820:49:5610
255919911424,61cyclictest0-21swapper/1800:13:1510
255919911424,61cyclictest0-21swapper/1800:13:1510
255919911424,59cyclictest0-21swapper/1822:04:2710
255919911424,59cyclictest0-21swapper/1820:05:1710
255849911428,51cyclictest0-21swapper/1722:40:149
255849911428,51cyclictest0-21swapper/1722:40:149
25537991142,74cyclictest0-21swapper/721:50:2329
255329911440,51cyclictest0-21swapper/621:17:1328
256689911337,51cyclictest0-21swapper/3121:44:2125
25631991130,86cyclictest0-21swapper/2521:40:2118
2561799113112,1cyclictest0-21swapper/2222:50:2015
2561799113112,1cyclictest0-21swapper/2222:50:1915
255919911348,65cyclictest0-21swapper/1820:25:3510
255919911323,59cyclictest0-21swapper/1820:55:1510
2559199113112,1cyclictest0-21swapper/1820:50:1110
255849911313,97cyclictest151rcu_preempt22:31:109
255849911313,97cyclictest151rcu_preempt22:31:099
255659911326,59cyclictest0-21swapper/1423:13:186
255659911326,59cyclictest0-21swapper/1423:13:186
255329911337,51cyclictest0-21swapper/621:49:1728
255249911315,73cyclictest0-21swapper/400:29:2426
255209911335,43cyclictest151rcu_preempt22:54:4223
255209911335,43cyclictest151rcu_preempt22:54:4123
256689911226,59cyclictest0-21swapper/3123:06:3925
256689911226,59cyclictest0-21swapper/3123:06:3925
256689911223,59cyclictest0-21swapper/3121:47:3525
256689911220,53cyclictest0-21swapper/3122:10:3325
255919911227,69cyclictest0-21swapper/1819:35:2210
255919911227,68cyclictest0-21swapper/1820:42:4110
255919911224,67cyclictest0-21swapper/1819:12:2410
255919911223,64cyclictest0-21swapper/1800:37:5010
2559199112111,1cyclictest0-21swapper/1820:35:1010
2559199112110,1cyclictest0-21swapper/1820:00:3010
2557099112111,1cyclictest0-21swapper/1520:30:267
255329911237,50cyclictest0-21swapper/621:13:0628
255249911220,55cyclictest0-21swapper/421:10:0226
256689911124,58cyclictest0-21swapper/3123:45:4125
256689911123,59cyclictest0-21swapper/3121:12:4925
256689911123,58cyclictest0-21swapper/3120:05:4825
256689911123,54cyclictest0-21swapper/3121:50:1425
256689911119,56cyclictest0-21swapper/3100:00:0725
256689911119,56cyclictest0-21swapper/3100:00:0625
256609911131,77cyclictest0-21swapper/2920:12:2622
255919911125,63cyclictest0-21swapper/1821:11:0110
2559199111111,0cyclictest0-21swapper/1821:10:0110
2559199111110,1cyclictest0-21swapper/1819:30:2610
255659911120,60cyclictest0-21swapper/1400:30:186
255529911116,23cyclictest0-21swapper/1123:25:023
255529911116,23cyclictest0-21swapper/1123:25:013
255329911150,46cyclictest28304-21taskset23:34:5128
255329911150,46cyclictest28304-21taskset23:34:5028
255329911135,50cyclictest0-21swapper/619:25:2028
256689911047,49cyclictest0-21swapper/3122:56:3125
256689911047,49cyclictest0-21swapper/3122:56:3025
256689911027,63cyclictest0-21swapper/3123:22:4225
256689911027,63cyclictest0-21swapper/3123:22:4225
256689911024,62cyclictest0-21swapper/3122:02:3325
256689911024,57cyclictest0-21swapper/3122:49:3325
256689911024,57cyclictest0-21swapper/3122:49:3325
256689911024,57cyclictest0-21swapper/3122:27:3925
256689911024,57cyclictest0-21swapper/3122:27:3925
256689911024,55cyclictest0-21swapper/3123:32:5225
256689911024,55cyclictest0-21swapper/3123:32:5125
256689911023,58cyclictest0-21swapper/3121:24:3625
256689911022,58cyclictest0-21swapper/3100:25:1425
255849911043,49cyclictest0-21swapper/1700:29:489
255659911023,53cyclictest0-21swapper/1423:25:056
255659911023,53cyclictest0-21swapper/1423:25:056
25552991103,99cyclictest0-21swapper/1100:01:223
25552991103,99cyclictest0-21swapper/1100:01:223
255529911016,92cyclictest0-21swapper/1123:43:453
255529911016,92cyclictest0-21swapper/1123:43:443
255329911039,44cyclictest0-21swapper/600:26:5628
255329911020,56cyclictest0-21swapper/621:33:2728
255249911039,51cyclictest0-21swapper/422:32:2026
255249911039,51cyclictest0-21swapper/422:32:2026
256689910933,63cyclictest0-21swapper/3123:54:3125
256689910933,63cyclictest0-21swapper/3123:54:3025
256689910927,66cyclictest0-21swapper/3123:10:0925
256689910927,66cyclictest0-21swapper/3123:10:0925
256689910927,64cyclictest0-21swapper/3119:40:2325
256689910924,55cyclictest0-21swapper/3122:42:3625
256689910924,55cyclictest0-21swapper/3122:42:3625
256689910923,55cyclictest0-21swapper/3122:39:2325
256689910922,59cyclictest0-21swapper/3123:36:0425
256689910922,59cyclictest0-21swapper/3123:36:0325
256689910922,54cyclictest0-21swapper/3121:05:1925
25654991090,72cyclictest0-21swapper/2822:22:3621
25654991090,72cyclictest0-21swapper/2822:22:3521
2561799109108,0cyclictest0-21swapper/2200:21:3915
255849910941,49cyclictest0-21swapper/1719:14:309
255659910929,74cyclictest0-21swapper/1420:16:266
255659910919,68cyclictest0-21swapper/1422:09:436
255529910916,92cyclictest0-21swapper/1122:23:353
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