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2026-09-05 - 05:51
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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
Characteristics of the 100 highest latencies:
System rack6slot0.osadl.org (updated Sat Sep 05, 2026 01:01:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2273799217213,2cyclictest0-21swapper/2119:35:1514
2273799217213,2cyclictest0-21swapper/2119:35:1414
2273599208190,14cyclictest0-21swapper/1923:38:0911
2273599208190,14cyclictest0-21swapper/1923:38:0911
2274799207201,4cyclictest0-21swapper/3023:40:1224
2274799207201,4cyclictest0-21swapper/3023:40:1224
2274799207201,4cyclictest0-21swapper/3023:40:1224
2271499206197,7cyclictest0-21swapper/221:10:3412
2271499206197,7cyclictest0-21swapper/221:10:3412
227539920392,104cyclictest37354-21CPU28
227539920392,104cyclictest37354-21CPU28
2274799198188,8cyclictest0-21swapper/3023:45:5324
2274799198188,8cyclictest0-21swapper/3023:45:5324
2271499193187,4cyclictest0-21swapper/221:19:1312
2271499193187,4cyclictest0-21swapper/221:19:1212
2271499193187,4cyclictest0-21swapper/221:19:1212
2272599192152,31cyclictest0-21swapper/1123:41:553
2272599192152,31cyclictest0-21swapper/1123:41:553
2272599192152,31cyclictest0-21swapper/1123:41:553
227449919186,95cyclictest37358-21CPU20
227449919186,95cyclictest37358-21CPU20
2274799189179,6cyclictest0-21swapper/3000:00:2124
2274799189179,6cyclictest0-21swapper/3000:00:2124
2275399187173,12cyclictest0-21swapper/3422:47:2728
2275399187173,12cyclictest0-21swapper/3422:47:2728
2274299187168,9cyclictest0-21swapper/2523:45:1018
2274299187168,9cyclictest0-21swapper/2523:45:1018
2274799186178,6cyclictest0-21swapper/3023:54:0524
2274799186178,6cyclictest0-21swapper/3023:54:0524
2275899185150,31cyclictest0-21swapper/3921:47:0433
2275899185150,31cyclictest0-21swapper/3921:47:0333
2275899185150,31cyclictest0-21swapper/3921:47:0333
2274499184125,49cyclictest0-21swapper/2722:53:4820
2274499184125,49cyclictest0-21swapper/2722:53:4820
2271399184142,35cyclictest0-21swapper/120:45:091
2271399184142,35cyclictest0-21swapper/120:45:091
2271499183173,6cyclictest0-21swapper/221:10:0112
2271499183173,6cyclictest0-21swapper/221:10:0112
2275899182151,29cyclictest0-21swapper/3923:41:4733
2275899182151,29cyclictest0-21swapper/3923:41:4733
2275899182151,29cyclictest0-21swapper/3923:41:4733
2274799182177,3cyclictest0-21swapper/3023:35:1224
2274799182177,3cyclictest0-21swapper/3023:35:1224
227229918295,77cyclictest2459-21CPU39
227229918295,77cyclictest2459-21CPU39
2271499182166,11cyclictest37354-21CPU12
2271499182166,11cyclictest37354-21CPU12
2271499181169,7cyclictest0-21swapper/220:10:2212
2271499181169,7cyclictest0-21swapper/220:10:2112
2275399180133,43cyclictest0-21swapper/3419:43:5528
2275399180133,43cyclictest0-21swapper/3419:43:5528
2274799180175,4cyclictest0-21swapper/3000:31:0724
2274799180175,4cyclictest0-21swapper/3000:31:0624
2273599180171,6cyclictest0-21swapper/1922:01:4011
2273599180171,6cyclictest0-21swapper/1922:01:4011
2271499180168,9cyclictest0-21swapper/200:20:0612
2271499180168,9cyclictest0-21swapper/200:20:0612
22713991801,4cyclictest0-21swapper/123:45:191
22713991801,4cyclictest0-21swapper/123:45:191
2275899179126,42cyclictest0-21swapper/3921:40:4533
2275899179126,42cyclictest0-21swapper/3921:40:4533
2274799179170,7cyclictest0-21swapper/3022:39:2624
2274799179170,7cyclictest0-21swapper/3022:39:2624
2274699179173,3cyclictest0-21swapper/2919:35:1722
2274699179173,3cyclictest0-21swapper/2919:35:1722
2271499179168,8cyclictest0-21swapper/222:57:0912
2271499179168,8cyclictest0-21swapper/222:57:0912
2271499179168,8cyclictest0-21swapper/222:57:0912
2275799178139,32cyclictest3542-21CPU32
2275799178139,32cyclictest3542-21CPU32
2275399178147,6cyclictest0-21swapper/3423:21:4928
2275399178147,6cyclictest0-21swapper/3423:21:4928
2273599178166,7cyclictest0-21swapper/1922:43:3211
2273599178166,7cyclictest0-21swapper/1922:43:3211
2271499178142,32cyclictest0-21swapper/222:48:0112
2271499178142,32cyclictest0-21swapper/222:48:0112
2274799177171,4cyclictest1367-21dbus-daemon00:08:0024
2274799177171,4cyclictest1367-21dbus-daemon00:08:0024
2274799177168,7cyclictest0-21swapper/3000:14:4324
2274799177168,7cyclictest0-21swapper/3000:14:4324
2274799177168,7cyclictest0-21swapper/3000:14:4324
2274799177164,11cyclictest0-21swapper/3023:59:1724
2274799177164,11cyclictest0-21swapper/3023:59:1724
2274799177164,11cyclictest0-21swapper/3023:59:1724
2274499177132,35cyclictest0-21swapper/2700:05:1920
2274499177132,35cyclictest0-21swapper/2700:05:1920
2274499177110,64cyclictest0-21swapper/2723:01:4120
2274499177110,64cyclictest0-21swapper/2723:01:4120
2273599177173,2cyclictest0-21swapper/1921:35:1911
2273599177173,2cyclictest0-21swapper/1921:35:1811
2271499177172,4cyclictest0-21swapper/220:29:3712
2271499177172,4cyclictest0-21swapper/220:29:3712
2275799176154,15cyclictest0-21swapper/3823:21:4932
2275799176154,15cyclictest0-21swapper/3823:21:4932
22744991761,171cyclictest0-21swapper/2719:40:2820
22744991761,171cyclictest0-21swapper/2719:40:2720
2273599176167,5cyclictest2464-21CPU11
2273599176167,5cyclictest2464-21CPU11
2273599176153,14cyclictest0-21swapper/1919:41:0311
2273599176153,14cyclictest0-21swapper/1919:41:0311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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