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2026-05-16 - 18:47
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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 Sat May 16, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120682980,2sleep11902599cyclictest11:38:321
58302890,0sleep05800-21sshd10:50:530
207422780,0sleep20-21swapper/210:08:012
279902740,1sleep127984-21bash11:45:211
140092560,1sleep1710-21NetworkManager11:16:291
260302550,0sleep00-21swapper/010:44:240
54422540,0sleep20-21swapper/211:37:572
73622530,0sleep30-21swapper/309:22:043
138242530,0sleep20-21swapper/209:39:532
57692520,1sleep341-21ksoftirqd/311:46:153
193562520,0sleep00-21swapper/012:34:430
180802520,0sleep10-21swapper/110:54:461
274052510,0sleep00-21swapper/009:43:480
166712510,0sleep30-21swapper/311:16:433
116682510,0sleep20-21swapper/210:12:472
303232500,0sleep00-21swapper/012:10:360
256102490,0sleep20-21swapper/209:12:262
19342490,0sleep3391rcuc/310:50:323
55302480,0sleep20-21swapper/212:00:122
259622480,0sleep00-21swapper/011:31:220
242532460,1sleep124250-21lspci10:46:571
154282460,0sleep10-21swapper/111:41:341
167542440,0sleep20-21swapper/210:46:182
221482430,0sleep00-21swapper/009:12:000
110272410,0sleep00-21swapper/009:53:250
272082350,0sleep10-21swapper/109:16:331
187282297,7sleep30-21swapper/307:07:473
185432297,7sleep20-21swapper/207:05:262
188422276,7sleep10-21swapper/107:09:091
311782230,1sleep231175-21sshd09:49:392
260062210,0sleep30-21swapper/309:49:123
1856122110,7sleep00-21swapper/007:05:400
74082200,0sleep00-21swapper/011:07:390
164992200,1sleep1649-21polkitd10:24:141
263532190,0sleep00-21swapper/011:25:500
19025991918,0cyclictest28757-21lspci09:57:401
19025991918,0cyclictest26614-21lspci10:14:041
297262180,0sleep10-21swapper/111:34:321
21962180,0sleep20-21swapper/210:28:322
222612170,0sleep10-21swapper/112:04:281
1902599170,16cyclictest6909-21kworker/1:310:34:361
134392170,0sleep3710-21NetworkManager10:12:553
229962160,1sleep022977-21cp11:22:490
161442160,0sleep00-21swapper/010:04:550
65292150,1sleep16532-21nfsd407:55:171
61172150,0sleep00-21swapper/009:55:410
47732150,1sleep24756-21bash09:41:502
31902150,0sleep10-21swapper/110:17:331
303382150,0sleep130341-21bash09:46:451
206452150,1sleep1241ktimersoftd/112:09:531
206452150,1sleep1241ktimersoftd/112:09:521
191872150,0sleep20-21swapper/211:44:422
191232150,0sleep119121-21lspci09:43:051
1903099151,1cyclictest0-21swapper/309:34:083
19025991514,0cyclictest26957-21kworker/1:211:05:531
19025991514,0cyclictest241ktimersoftd/111:10:561
19025991513,1cyclictest9300-21kworker/1:312:30:591
57332140,0sleep10-21swapper/111:29:431
277512140,0sleep00-21swapper/012:02:060
1903099141,12cyclictest1-21systemd10:18:173
19025991414,0cyclictest8263-21kworker/1:412:10:011
19025991414,0cyclictest22863-21kworker/1:310:01:551
19025991414,0cyclictest21817-21kworker/1:108:40:171
19025991413,0cyclictest9300-21kworker/1:312:29:151
19025991413,0cyclictest5933-21lspci10:42:391
1902599140,1cyclictest674-21dbus-daemon09:33:501
11122140,0sleep10-21swapper/110:09:081
225492130,0sleep30-21swapper/311:28:213
218552130,0sleep00-21swapper/011:44:560
1903099130,1cyclictest26924-21bash12:35:173
19025991313,0cyclictest6909-21kworker/1:310:26:211
1902599130,12cyclictest23916-21sshd10:35:501
19020991310,2cyclictest6169-21tty10:37:070
159442130,0sleep215946-21sshd10:15:502
59612120,0sleep00-21swapper/012:08:350
59612120,0sleep00-21swapper/012:08:350
298702120,0sleep20-21swapper/210:22:352
25482120,0sleep20-21swapper/212:27:402
1903099120,1cyclictest14346-21tty11:44:173
1903099120,1cyclictest11801-21sshd10:37:373
1903099120,11cyclictest15923-21lspci11:52:483
1903099120,0cyclictest0-21swapper/310:23:373
19029991211,0cyclictest4826-21sshd09:25:402
19029991211,0cyclictest0-21swapper/210:36:512
19029991210,1cyclictest0-21swapper/209:15:402
1902999120,11cyclictest0-21swapper/209:50:302
1902999120,11cyclictest0-21swapper/207:25:202
1902599124,2cyclictest25-21ksoftirqd/111:58:531
19025991212,0cyclictest241ktimersoftd/108:49:091
19025991212,0cyclictest23027-21kworker/1:209:27:151
19025991212,0cyclictest23027-21kworker/1:209:23:381
19025991211,0cyclictest9606-21kworker/1:412:39:391
19025991210,1cyclictest26957-21kworker/1:211:04:291
1902599120,0cyclictest12810-21grep11:52:301
19020991210,1cyclictest642-21systemd-logind11:59:570
1902099120,1cyclictest4663-21lspci10:31:270
1902099120,1cyclictest2729-21sshd11:12:470
1902099120,11cyclictest674-21dbus-daemon11:51:270
1903099110,10cyclictest0-21swapper/311:05:373
1903099110,10cyclictest0-21swapper/307:45:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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