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2026-05-19 - 06:46
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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 rack2slot0.osadl.org (updated Tue May 19, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34992980,0sleep30-21swapper/322:45:493
58942720,0sleep30-21swapper/300:09:283
272372610,0sleep20-21swapper/200:25:102
76822570,0sleep10-21swapper/123:14:031
302672560,0sleep00-21swapper/021:29:400
183982560,1sleep318370-21sshd21:57:223
98912530,0sleep29873-21sshd22:43:392
98912530,0sleep29873-21sshd22:43:392
325342530,0sleep01-21systemd22:01:200
29542530,0sleep10-21swapper/123:02:301
186782530,0sleep00-21swapper/022:08:280
154242530,0sleep00-21swapper/021:43:170
321522520,0sleep00-21swapper/000:36:360
305492520,1sleep130544-21bash22:06:411
235822520,0sleep00-21swapper/023:43:130
128172510,0sleep00-21swapper/021:34:480
95422500,1sleep39539-21lspci23:28:063
41372500,0sleep00-21swapper/022:51:260
172442500,0sleep10-21swapper/123:59:201
84302490,0sleep10-21swapper/122:46:151
233002490,1sleep223303-21grep22:19:562
144932490,0sleep30-21swapper/322:21:533
288112480,0sleep20-21swapper/221:38:552
282962480,0sleep128299-21bash22:25:481
226882480,1sleep122682-21sshd23:48:431
136192480,0sleep00-21swapper/023:28:280
11732480,0sleep30-21swapper/300:20:093
275092470,0sleep20-21swapper/223:40:432
146142470,0sleep10-21swapper/123:42:261
4932440,2sleep01265299cyclictest00:00:350
324262430,1sleep3401ktimersoftd/322:37:163
21012430,0sleep20-21swapper/200:11:512
7462410,2sleep21265799cyclictest23:30:092
116972410,0sleep30-21swapper/321:45:413
87712400,0sleep20-21swapper/223:05:422
1223923726,7sleep00-21swapper/019:06:130
274492350,0sleep10-21swapper/100:39:021
122282277,6sleep10-21swapper/119:06:061
1248622311,7sleep30-21swapper/319:09:203
278272220,0sleep00-21swapper/021:36:010
200882220,0sleep20-21swapper/223:17:522
1237922210,7sleep20-21swapper/219:07:592
249362190,0sleep00-21swapper/023:51:390
137162190,0sleep013717-21systemd-cgroups21:23:380
78762180,1sleep17870-21sshd00:17:561
234752180,0sleep30-21swapper/322:19:573
14102170,1sleep1699-21gdbus21:30:041
56482160,0sleep30-21swapper/322:12:533
217532160,1sleep321755-21grepconf.sh22:41:523
217532160,1sleep321755-21grepconf.sh22:41:523
190162160,1sleep119015-21sshd23:51:081
157282160,0sleep00-21swapper/000:29:430
12657991615,0cyclictest16541-21lspci21:31:502
99232150,0sleep30-21swapper/323:08:393
306672150,0sleep1231rcuc/100:33:451
235922150,1sleep023571-21sshd23:20:540
13822150,0sleep10-21swapper/121:18:101
1265799154,1cyclictest33-21ksoftirqd/222:26:182
12657991514,0cyclictest321ktimersoftd/222:24:102
12657991514,0cyclictest321ktimersoftd/200:04:442
215122140,0sleep10-21swapper/122:11:261
12657991312,0cyclictest32186-21lspci22:34:312
12657991312,0cyclictest1935-21lspci22:12:342
12657991312,0cyclictest12851-21sshd22:52:122
12657991312,0cyclictest12332-21lspci23:11:372
12657991311,1cyclictest33-21ksoftirqd/223:38:032
1265799130,12cyclictest29979-21gdbus21:54:022
1265699130,0cyclictest0-21swapper/122:04:561
1265299130,12cyclictest674-21dbus-daemon00:34:160
69642120,0sleep16918-21sshd21:22:471
12658991210,1cyclictest674-21dbus-daemon22:28:583
12658991210,1cyclictest26141-21bash22:09:073
12658991210,1cyclictest16807-21bash21:27:573
1265899120,1cyclictest642-21systemd-logind23:01:573
1265899120,1cyclictest10201-21sshd21:11:173
1265899120,0cyclictest0-21swapper/300:35:273
12657991212,0cyclictest321ktimersoftd/220:11:092
12657991211,0cyclictest321ktimersoftd/200:19:382
1265799120,1cyclictest30201-21bash00:30:522
1265799120,11cyclictest14250-21bash23:53:332
1265799120,11cyclictest0-21swapper/222:58:332
1265699120,11cyclictest12861-21lspci23:08:551
12652991210,1cyclictest30329-21sshd23:38:150
1265299120,11cyclictest4862-21lspci23:55:250
1265899119,1cyclictest0-21swapper/323:31:273
12658991110,0cyclictest0-21swapper/321:24:483
1265899110,1cyclictest12230-21sshd23:47:483
1265899110,10cyclictest0-21swapper/323:54:373
1265899110,10cyclictest0-21swapper/321:32:173
1265899110,0cyclictest0-21swapper/323:36:383
1265899110,0cyclictest0-21swapper/300:10:383
1265799119,1cyclictest9252-21bash22:02:082
1265799113,1cyclictest33-21ksoftirqd/200:08:512
12657991111,0cyclictest321ktimersoftd/220:39:062
12657991111,0cyclictest321ktimersoftd/220:19:312
12657991110,0cyclictest9565-21lspci21:45:292
12657991110,0cyclictest321ktimersoftd/200:20:072
1265799110,10cyclictest0-21swapper/222:35:532
1265799110,10cyclictest0-21swapper/200:36:222
1265699119,1cyclictest623-17sedispatch21:52:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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