You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-19 - 13:06
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 rack5slot0.osadl.org (updated Wed Nov 19, 2025 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1423821450,2sleep3709999cyclictest22:47:363
146921380,0sleep00-21swapper/000:15:340
1254321320,5sleep3709999cyclictest00:04:033
1010821280,2sleep30-21swapper/323:17:463
2194521270,1sleep021930-21sshd21:51:090
2112921240,4sleep1709799cyclictest22:09:061
2803121080,4sleep3709999cyclictest21:51:443
676129829,39sleep30-21swapper/319:09:003
257592950,0sleep00-21swapper/000:28:090
229672940,2sleep322968-21bash21:27:233
52052930,2sleep35198-21sshd23:29:243
246702930,4sleep3709999cyclictest22:39:303
241222930,2sleep30-21swapper/322:03:233
248932890,1sleep324892-21sshd00:21:163
74962880,4sleep2709899cyclictest21:52:522
297492880,1sleep10-21swapper/100:18:281
185262880,1sleep00-21swapper/021:20:550
123192880,1sleep30-21swapper/323:48:323
310942870,0sleep00-21swapper/021:49:050
40282850,2sleep10-21swapper/122:49:461
34112850,2sleep21845-21nfsd23:38:252
221862850,0sleep00-21swapper/022:36:100
195442850,2sleep319545-21sshd21:41:583
547028432,43sleep10-21swapper/119:05:181
21772840,1sleep00-21swapper/020:10:150
70942830,2sleep27082-21sshd23:26:302
196122820,0sleep00-21swapper/023:00:220
213742810,3sleep10-21swapper/122:30:101
241682800,2sleep20-21swapper/222:24:222
143942780,1sleep11848-21nfsd21:56:261
128882780,2sleep112889-21bash00:04:051
313802770,3sleep2709899cyclictest23:50:192
21042770,3sleep2709899cyclictest23:20:052
33902760,3sleep03389-21bash23:35:180
179442760,1sleep117938-21sshd00:10:421
37062750,1sleep00-21swapper/021:55:260
274392740,2sleep20-21swapper/222:15:322
274392740,2sleep20-21swapper/222:15:322
215982720,2sleep30-21swapper/300:07:563
18522720,3sleep30-21swapper/322:25:153
122212710,4sleep2709899cyclictest22:26:102
145542700,2sleep10-21swapper/123:24:171
140852700,3sleep2709899cyclictest23:18:092
212732680,3sleep2709899cyclictest20:50:192
203272680,4sleep3709999cyclictest22:42:023
183142680,5sleep20-21swapper/200:24:022
169602660,1sleep016958-21sshd22:50:530
681525733,13sleep00-21swapper/019:09:410
657625036,9sleep20-21swapper/219:06:432
709699438,3cyclictest11100-21sshd23:20:490
99322400,3sleep22405-21runrttasks21:20:132
7096994011,3cyclictest23681-21id23:06:540
80432380,0sleep18042-21bash22:10:461
709699361,15cyclictest0-21swapper/000:32:020
322092350,2sleep30-21swapper/322:13:053
7099993429,3cyclictest1959-21sshd23:38:373
709699345,14cyclictest1959-21sshd21:18:400
709699340,16cyclictest0-21swapper/022:26:020
52822344,28sleep1135650irq/27-eth000:25:591
7098993124,5cyclictest15010-21sshd00:13:472
7096993110,5cyclictest0-21swapper/022:58:150
13772310,28sleep3135650irq/27-eth000:32:183
709699303,12cyclictest6408-21sshd23:57:160
709699303,12cyclictest0-21swapper/000:23:310
709699290,16cyclictest13183-21sshd22:47:290
709699281,10cyclictest0-21swapper/023:50:270
709699280,9cyclictest1846-21nfsd22:40:420
260402270,4sleep20-21swapper/222:51:472
215022270,1sleep021500-21seq22:03:080
7096992614,2cyclictest0-21swapper/022:14:060
24602260,3sleep30-21swapper/321:37:263
7098992514,3cyclictest12152-21sshd23:05:462
7097992522,2cyclictest20170-21sshd23:06:331
63112250,1sleep010-21rcuc/023:47:570
178702250,3sleep10-21swapper/100:37:171
162862250,2sleep21848-21nfsd21:35:402
7099992414,2cyclictest10950irq/23-ehci_hcd22:57:573
709899242,19cyclictest33-21ksoftirqd/200:01:202
7098992419,3cyclictest6178-21sshd00:16:042
7098992416,6cyclictest9360-21sshd00:29:532
7098992414,6cyclictest13138-21sshd22:56:412
266322240,2sleep12405-21runrttasks00:24:571
244702242,20sleep3135650irq/27-eth000:14:463
228622240,3sleep0709699cyclictest21:30:210
177482240,22sleep1135650irq/27-eth023:00:171
169082240,2sleep233-21ksoftirqd/222:32:442
137802240,1sleep00-21swapper/023:42:280
7099992315,4cyclictest0-21swapper/323:40:473
7098992317,3cyclictest2070-21bash23:32:052
7098992315,6cyclictest29527-21sshd21:28:012
709899231,19cyclictest33-21ksoftirqd/221:16:592
709899230,17cyclictest33-21ksoftirqd/223:45:292
709899230,17cyclictest33-21ksoftirqd/200:38:432
709699230,14cyclictest11502-21sshd22:23:100
49522230,3sleep0709699cyclictest22:16:300
49522230,3sleep0709699cyclictest22:16:300
311612230,0sleep20-21swapper/223:01:292
7099992212,8cyclictest22354-21sshd21:15:213
7098992216,4cyclictest30168-21sshd00:05:372
7098992214,5cyclictest19106-21sshd22:38:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional