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2025-04-04 - 01:52
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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 376 highest latencies:
System rackcslot1.osadl.org (updated Thu Apr 03, 2025 13:29:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
"interval":200,9101
"cycles":100000000,9100
"load":"idle",9099
"condition":{9098
"clock":"3467"9096
"family":"x86",9095
"vendor":"Intel",9094
"processor":{9092
"dataset":"2024-01-08T16:48:10+01:00"9090
"origin":"2024-01-08T12:43:21+01:00",9089
"timestamps":{9088
"granularity":"microseconds"9086
"maxima":[9072
"cores":[3844
"latency":{3843
"hostname":"rackcslot1.osadl.org"3841
"system":{3840
"version":"1.0",3837
"format":{3836
"patches":[3824
22642680,1sleep70-21swapper/79
71772640,1sleep00-21swapper/00
273722640,1sleep50-21swapper/57
174302610,2sleep70-21swapper/79
260432600,1sleep20-21swapper/24
215192590,1sleep100-21swapper/102
316212530,1sleep80-21swapper/810
1287299284,15cyclictest0-21swapper/11
1293199248,13cyclictest0-21swapper/113
1289699244,10cyclictest0-21swapper/57
1287299244,14cyclictest0-21swapper/11
1286799244,15cyclictest0-21swapper/00
1291499230,3cyclictest0-21swapper/810
1289699225,13cyclictest0-21swapper/57
1289699225,12cyclictest0-21swapper/57
1289699224,9cyclictest0-21swapper/57
1289699224,9cyclictest0-21swapper/57
1289699224,13cyclictest0-21swapper/57
1287999224,13cyclictest0-21swapper/24
1286799224,13cyclictest0-21swapper/00
1291499212,18cyclictest0-21swapper/810
12902992119,1cyclictest22287-21ts2lt8
1289299213,14cyclictest0-21swapper/46
1287299213,13cyclictest0-21swapper/11
1286799214,13cyclictest0-21swapper/00
1286799213,14cyclictest0-21swapper/00
1292699204,12cyclictest0-21swapper/102
1292699203,12cyclictest0-21swapper/102
1291999204,11cyclictest0-21swapper/911
1291499203,12cyclictest0-21swapper/810
1290999204,12cyclictest0-21swapper/79
1290999204,11cyclictest0-21swapper/79
1287999204,12cyclictest0-21swapper/24
1286799204,13cyclictest0-21swapper/00
1286799203,12cyclictest0-21swapper/00
1293199193,12cyclictest0-21swapper/113
12931991917,1cyclictest17945-21ts2lt3
12931991917,1cyclictest16394-21ts2lt3
1292699194,11cyclictest0-21swapper/102
1292699192,12cyclictest0-21swapper/102
1291999193,12cyclictest0-21swapper/911
1291499193,11cyclictest0-21swapper/810
1291499193,11cyclictest0-21swapper/810
12909991916,2cyclictest15022-21ts2lt9
12902991918,1cyclictest4811-21ts2lt8
1289699193,11cyclictest0-21swapper/57
1288599194,12cyclictest0-21swapper/35
1288599194,10cyclictest0-21swapper/35
1288599194,10cyclictest0-21swapper/35
1288599193,12cyclictest0-21swapper/35
1288599193,12cyclictest0-21swapper/35
12885991916,2cyclictest19457-21grep5
1287999193,11cyclictest0-21swapper/24
1287999193,11cyclictest0-21swapper/24
1287299191,12cyclictest0-21swapper/11
1287299190,18cyclictest7023-21ssh1
1286799193,12cyclictest0-21swapper/00
1286799193,12cyclictest0-21swapper/00
1286799193,12cyclictest0-21swapper/00
1286799193,11cyclictest0-21swapper/00
1292699183,11cyclictest0-21swapper/102
1292699183,10cyclictest0-21swapper/102
1292699182,11cyclictest0-21swapper/102
1292699181,12cyclictest0-21swapper/102
1291999183,11cyclictest0-21swapper/911
12919991817,1cyclictest5044-21ts2lt11
1291499184,10cyclictest0-21swapper/810
1291499183,10cyclictest0-21swapper/810
1291499183,10cyclictest0-21swapper/810
1290299184,9cyclictest0-21swapper/68
12902991817,1cyclictest23730-21ts2lt8
12902991814,3cyclictest0-21swapper/68
1289699183,11cyclictest0-21swapper/57
1289699183,11cyclictest0-21swapper/57
1289299183,12cyclictest0-21swapper/46
1289299183,11cyclictest0-21swapper/46
1289299183,11cyclictest0-21swapper/46
12892991815,2cyclictest30148-21grep6
1287299180,17cyclictest4631-21crond1
1287299180,17cyclictest10926-21ssh1
45362170,1sleep00-21swapper/00
1293199172,11cyclictest0-21swapper/113
12931991716,1cyclictest29797-21ts2lt3
1291999173,10cyclictest0-21swapper/911
12919991716,1cyclictest25170-21ts2lt11
12914991716,1cyclictest9322-21ts2lt10
12914991716,1cyclictest31177-21ts2lt10
12914991716,1cyclictest29779-21ts2lt10
12914991716,1cyclictest18253-21ts2lt10
1290999173,9cyclictest0-21swapper/79
1290999173,11cyclictest0-21swapper/79
12902991716,1cyclictest29378-21ts2lt8
12902991710,6cyclictest80-21ksoftirqd/68
12885991714,2cyclictest25576-21grep5
1287999173,9cyclictest0-21swapper/24
1287299173,10cyclictest0-21swapper/11
1287299171,11cyclictest0-21swapper/11
1287299171,11cyclictest0-21swapper/11
1286799173,10cyclictest0-21swapper/00
320262160,1sleep90-21swapper/911
12931991615,1cyclictest30806-21ts2lt3
1291999163,10cyclictest0-21swapper/911
1291999163,10cyclictest0-21swapper/911
1291999162,10cyclictest0-21swapper/911
12919991613,2cyclictest0-21swapper/911
1291999160,15cyclictest0-21swapper/911
1290999163,9cyclictest0-21swapper/79
1290999161,10cyclictest0-21swapper/79
1289299163,10cyclictest0-21swapper/46
12885991613,2cyclictest24307-21grep5
12885991613,2cyclictest1096-21grep5
1287299164,8cyclictest0-21swapper/11
1287299162,10cyclictest0-21swapper/11
1286799164,9cyclictest0-21swapper/00
1286799163,11cyclictest0-21swapper/00
6012150,0sleep6781rcuc/68
31612150,1sleep10-21swapper/11
1293199153,9cyclictest0-21swapper/113
1293199151,3cyclictest0-21swapper/113
1293199150,14cyclictest0-21swapper/113
1292699152,9cyclictest0-21swapper/102
1291999151,1cyclictest81rcu_preempt11
1291999151,13cyclictest0-21swapper/911
1291499154,10cyclictest0-21swapper/810
12914991511,3cyclictest0-21swapper/810
12909991513,1cyclictest2100-21grep9
12909991511,3cyclictest0-21swapper/79
1290999151,13cyclictest0-21swapper/79
1290999151,13cyclictest0-21swapper/79
1290999151,13cyclictest0-21swapper/79
1290999151,13cyclictest0-21swapper/79
1290999151,12cyclictest0-21swapper/79
1290999150,3cyclictest0-21swapper/79
1290999150,14cyclictest0-21swapper/79
1290999150,14cyclictest0-21swapper/79
1290299153,9cyclictest0-21swapper/68
1290299152,9cyclictest0-21swapper/68
1290299152,1cyclictest81rcu_preempt8
1290299150,3cyclictest0-21swapper/68
1290299150,14cyclictest0-21swapper/68
1289299151,3cyclictest0-21swapper/46
1288599153,10cyclictest0-21swapper/35
1288599151,9cyclictest0-21swapper/35
12885991511,3cyclictest0-21swapper/35
1288599151,13cyclictest0-21swapper/35
1288599150,14cyclictest0-21swapper/35
1287999152,7cyclictest3010-21scp4
12872991512,2cyclictest0-21swapper/11
12872991510,4cyclictest3603-21ssh1
1287299150,14cyclictest29661-21ssh1
240972140,0sleep1231rcuc/11
1293199143,8cyclictest0-21swapper/113
12931991410,3cyclictest0-21swapper/113
12931991410,3cyclictest0-21swapper/113
1293199140,13cyclictest0-21swapper/113
1293199140,13cyclictest0-21swapper/113
1293199140,13cyclictest0-21swapper/113
12926991411,2cyclictest0-21swapper/102
1292699141,12cyclictest0-21swapper/102
12926991410,3cyclictest0-21swapper/102
12926991410,3cyclictest0-21swapper/102
1292699140,2cyclictest0-21swapper/102
1292699140,13cyclictest0-21swapper/102
1292699140,13cyclictest0-21swapper/102
1292699140,13cyclictest0-21swapper/102
1292699140,13cyclictest0-21swapper/102
12919991412,1cyclictest113-21ksoftirqd/911
12919991410,3cyclictest0-21swapper/911
1291999140,13cyclictest0-21swapper/911
1291999140,13cyclictest0-21swapper/911
1291999140,13cyclictest0-21swapper/911
1291999140,13cyclictest0-21swapper/911
12914991410,3cyclictest0-21swapper/810
12914991410,3cyclictest0-21swapper/810
12914991410,3cyclictest0-21swapper/810
12914991410,3cyclictest0-21swapper/810
12914991410,3cyclictest0-21swapper/810
12914991410,3cyclictest0-21swapper/810
12914991410,3cyclictest0-21swapper/810
1291499140,3cyclictest0-21swapper/810
1291499140,13cyclictest0-21swapper/810
1291499140,13cyclictest0-21swapper/810
1291499140,13cyclictest0-21swapper/810
1290999143,9cyclictest0-21swapper/79
12909991410,3cyclictest0-21swapper/79
1290999140,3cyclictest0-21swapper/79
1290999140,13cyclictest0-21swapper/79
1290999140,13cyclictest0-21swapper/79
1290999140,13cyclictest0-21swapper/79
1290299142,8cyclictest0-21swapper/68
12902991412,2cyclictest80-21ksoftirqd/68
12902991412,1cyclictest80-21ksoftirqd/68
12902991412,1cyclictest80-21ksoftirqd/68
1290299141,1cyclictest81rcu_preempt8
12902991411,2cyclictest80-21ksoftirqd/68
1290299140,1cyclictest81rcu_preempt8
1290299140,1cyclictest81rcu_preempt8
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1290299140,13cyclictest0-21swapper/68
1289699144,9cyclictest0-21swapper/57
12896991410,3cyclictest0-21swapper/57
1289699140,13cyclictest0-21swapper/57
12892991410,3cyclictest0-21swapper/46
1289299140,13cyclictest0-21swapper/46
1289299140,13cyclictest0-21swapper/46
1288599142,9cyclictest0-21swapper/35
12885991410,3cyclictest0-21swapper/35
1288599140,13cyclictest0-21swapper/35
1288599140,13cyclictest0-21swapper/35
1288599140,13cyclictest0-21swapper/35
1287999144,7cyclictest0-21swapper/24
1287999143,9cyclictest0-21swapper/24
12879991411,2cyclictest0-21swapper/24
12879991410,3cyclictest0-21swapper/24
1287999140,3cyclictest0-21swapper/24
1287999140,13cyclictest0-21swapper/24
1287999140,13cyclictest0-21swapper/24
1287999140,13cyclictest0-21swapper/24
1287999140,13cyclictest0-21swapper/24
1287999140,13cyclictest0-21swapper/24
1287299141,2cyclictest0-21swapper/11
12872991412,2cyclictest0-21swapper/11
12872991412,2cyclictest0-21swapper/11
1287299140,2cyclictest0-21swapper/11
1287299140,13cyclictest4873-21ssh1
1287299140,13cyclictest18374-21ssh1
1287299140,13cyclictest0-21swapper/11
1287299140,13cyclictest0-21swapper/11
1287299140,13cyclictest0-21swapper/11
1287299140,13cyclictest0-21swapper/11
1287299140,13cyclictest0-21swapper/11
12867991411,2cyclictest20274-21grep0
1293199131,3cyclictest0-21swapper/113
12931991311,2cyclictest135-21ksoftirqd/113
12931991311,2cyclictest0-21swapper/113
1293199131,11cyclictest0-21swapper/113
12931991310,2cyclictest0-21swapper/113
1293199130,2cyclictest0-21swapper/113
1293199130,12cyclictest0-21swapper/113
1292699139,3cyclictest0-21swapper/102
1292699133,9cyclictest0-21swapper/102
1292699133,9cyclictest0-21swapper/102
1292699131,11cyclictest0-21swapper/102
12926991310,2cyclictest0-21swapper/102
12926991310,2cyclictest0-21swapper/102
1292699130,2cyclictest0-21swapper/102
1292699130,12cyclictest0-21swapper/102
1292699130,12cyclictest0-21swapper/102
1292699130,12cyclictest0-21swapper/102
1292699130,12cyclictest0-21swapper/102
1291999139,3cyclictest0-21swapper/911
1291999131,3cyclictest0-21swapper/911
12919991312,1cyclictest9881-21ts2lt11
1291999131,11cyclictest0-21swapper/911
1291999130,2cyclictest0-21swapper/911
1291999130,2cyclictest0-21swapper/911
1291999130,12cyclictest0-21swapper/911
1291999130,12cyclictest0-21swapper/911
1291999130,12cyclictest0-21swapper/911
1291499131,11cyclictest0-21swapper/810
1291499130,12cyclictest0-21swapper/810
1291499130,12cyclictest0-21swapper/810
1291499130,12cyclictest0-21swapper/810
1291499130,12cyclictest0-21swapper/810
1291499130,12cyclictest0-21swapper/810
1291499130,12cyclictest0-21swapper/810
1290999138,4cyclictest0-21swapper/79
1290999131,10cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290999130,12cyclictest0-21swapper/79
1290299139,3cyclictest0-21swapper/68
12902991311,1cyclictest80-21ksoftirqd/68
12902991311,1cyclictest80-21ksoftirqd/68
12902991311,1cyclictest80-21ksoftirqd/68
12902991311,1cyclictest80-21ksoftirqd/68
12902991311,1cyclictest80-21ksoftirqd/68
12902991311,1cyclictest80-21ksoftirqd/68
12902991310,2cyclictest0-21swapper/68
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,1cyclictest81rcu_preempt8
1290299130,13cyclictest0-21swapper/68
1290299130,12cyclictest0-21swapper/68
1290299130,12cyclictest0-21swapper/68
1290299130,12cyclictest0-21swapper/68
12896991310,2cyclictest24813-21grep7
12896991310,2cyclictest0-21swapper/57
12896991310,2cyclictest0-21swapper/57
1289699130,2cyclictest0-21swapper/57
1289699130,12cyclictest10826-21ssh7
1289699130,12cyclictest0-21swapper/57
1289699130,12cyclictest0-21swapper/57
1289699130,12cyclictest0-21swapper/57
1289699130,12cyclictest0-21swapper/57
1289699130,12cyclictest0-21swapper/57
1289299139,3cyclictest0-21swapper/46
12892991311,2cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1289299130,12cyclictest0-21swapper/46
1288599131,11cyclictest0-21swapper/35
12885991310,2cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1288599130,12cyclictest0-21swapper/35
1287999139,3cyclictest0-21swapper/24
12879991310,2cyclictest2539-21ssh4
12879991310,2cyclictest0-21swapper/24
1287999130,2cyclictest0-21swapper/24
1287999130,12cyclictest26234-21ssh4
1287999130,12cyclictest0-21swapper/24
1287999130,12cyclictest0-21swapper/24
1287999130,12cyclictest0-21swapper/24
1287999130,12cyclictest0-21swapper/24
1287999130,12cyclictest0-21swapper/24
1287999130,12cyclictest0-21swapper/24
1287999130,12cyclictest0-21swapper/24
1287299138,4cyclictest0-21swapper/11
1287299136,6cyclictest32224-21runrttasks1
1287299131,2cyclictest0-21swapper/11
1287299130,2cyclictest0-21swapper/11
1287299130,12cyclictest0-21swapper/11
1287299130,12cyclictest0-21swapper/11
1287299130,12cyclictest0-21swapper/11
12867991310,2cyclictest0-21swapper/00
12867991310,2cyclictest0-21swapper/00
1286799130,12cyclictest0-21swapper/00
1286799130,12cyclictest0-21swapper/00
1286799130,12cyclictest0-21swapper/00
210612120,1sleep100-21swapper/102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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