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2026-05-01 - 07:22
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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 rack2slot0.osadl.org (updated Fri May 01, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3179721010,2sleep2144399cyclictest00:34:412
321862770,0sleep20-21swapper/223:58:042
326892740,0sleep30-21swapper/300:12:123
13962690,2sleep1144299cyclictest23:49:501
208762620,0sleep00-21swapper/023:34:390
87542610,0sleep08753-21grep23:11:000
304912590,1sleep130486-21munin-run20:20:001
69432580,0sleep00-21swapper/000:29:420
73372570,0sleep30-21swapper/322:34:303
149992570,1sleep10-21swapper/100:30:191
200842560,0sleep00-21swapper/023:45:450
288472550,0sleep00-21swapper/022:25:060
99662540,0sleep19964-21sshd22:34:441
305502540,0sleep30-21swapper/300:34:343
185442540,0sleep00-21swapper/022:41:000
84012530,1sleep21-21systemd21:12:312
73042520,0sleep00-21swapper/000:18:250
62702520,3sleep30-21swapper/322:54:013
321492520,0sleep00-21swapper/021:48:410
321492520,0sleep00-21swapper/021:48:410
54342510,0sleep00-21swapper/021:12:090
47342510,1sleep30-21swapper/322:08:513
20982510,0sleep30-21swapper/321:51:413
185462510,0sleep20-21swapper/219:50:102
197772500,0sleep30-21swapper/321:21:453
185782500,0sleep10-21swapper/123:00:361
142602500,0sleep10-21swapper/121:29:081
84152490,0sleep1231rcuc/122:11:571
37372490,0sleep00-21swapper/023:50:010
36182490,1sleep13614-21lspci22:00:161
244742490,0sleep20-21swapper/221:53:402
153412490,0sleep00-21swapper/000:05:030
101424938,7sleep00-21swapper/019:06:250
32182480,0sleep20-21swapper/223:10:302
31422480,0sleep23140-21lspci21:48:592
31422480,0sleep23140-21lspci21:48:592
279112480,0sleep00-21swapper/000:03:190
262332480,0sleep10-21swapper/121:42:331
213112480,0sleep20-21swapper/222:35:372
210902480,0sleep30-21swapper/323:59:573
100882470,0sleep20-21swapper/221:24:362
117252420,0sleep20-21swapper/222:15:072
78232380,0sleep3144499cyclictest22:37:193
136152320,1sleep3144499cyclictest23:22:453
114322816,7sleep30-21swapper/319:07:453
111622270,1sleep3144499cyclictest23:30:543
11122276,7sleep20-21swapper/219:07:192
125122110,7sleep10-21swapper/119:09:021
105182200,0sleep10-21swapper/123:33:441
83882190,1sleep20-21swapper/221:43:522
123542190,0sleep30-21swapper/300:24:333
116572180,0sleep30-21swapper/300:18:483
145252170,1sleep114524-21sshd00:02:091
1442991614,1cyclictest27795-21kworker/1:321:18:331
177472150,0sleep30-21swapper/322:18:283
1442991514,0cyclictest26063-21kworker/1:023:05:511
1442991514,0cyclictest19103-21kworker/1:123:25:151
1442991513,1cyclictest9251-21kworker/1:022:15:361
1442991513,1cyclictest5140-21kworker/1:422:50:351
1442991513,1cyclictest32334-21kworker/1:022:35:091
74402140,1sleep07438-21bash21:40:520
42222140,0sleep04223-21unixbench-2d22:45:210
37552140,0sleep20-21swapper/223:47:112
1442991414,0cyclictest19103-21kworker/1:123:20:031
1442991414,0cyclictest19103-21kworker/1:123:19:431
1442991413,0cyclictest16121-21kworker/1:300:22:271
1442991413,0cyclictest16121-21kworker/1:300:08:251
138802140,0sleep20-21swapper/221:38:422
12172140,0sleep20-21swapper/222:31:052
106882140,0sleep10-21swapper/121:38:251
297722130,0sleep10-21swapper/122:55:591
243322130,0sleep20-21swapper/200:00:122
236702130,0sleep00-21swapper/022:30:160
203982130,0sleep10-21swapper/123:43:011
144399130,1cyclictest23551-21sshd00:25:242
144399130,12cyclictest698-21gdbus00:06:342
144299133,3cyclictest25-21ksoftirqd/121:52:531
1442991313,0cyclictest5954-21kworker/1:221:21:511
1442991312,0cyclictest4037-21kworker/1:222:27:431
1442991312,0cyclictest26205-21kworker/1:423:14:411
1442991311,1cyclictest6334-21kworker/1:100:13:271
1441991312,0cyclictest0-21swapper/022:10:340
134262130,0sleep20-21swapper/223:22:452
144499120,11cyclictest0-21swapper/322:13:013
144399120,1cyclictest29809-21lspci23:52:142
144399120,11cyclictest15827-21sshd22:21:042
1442991211,0cyclictest31465-21lspci22:42:081
1442991211,0cyclictest21338-21lspci21:47:441
1442991211,0cyclictest21338-21lspci21:47:441
1442991211,0cyclictest16121-21kworker/1:323:50:551
1442991211,0cyclictest16121-21kworker/1:300:15:211
1442991211,0cyclictest15373-21kworker/1:021:56:411
1442991210,1cyclictest6404-21kworker/1:122:21:171
144299120,1cyclictest14926-21sshd22:49:091
144299120,0cyclictest0-21swapper/100:26:101
1441991210,1cyclictest699-21gdbus22:19:240
144199120,1cyclictest24177-21lspci22:02:040
144199120,1cyclictest16873-21sshd23:37:050
144199120,11cyclictest30424-21sshd23:24:140
92132110,1sleep39161-21sshd21:55:093
144499119,1cyclictest9893-21sshd22:45:513
144499119,1cyclictest0-21swapper/323:19:213
144499110,10cyclictest0-21swapper/323:06:223
144499110,10cyclictest0-21swapper/322:22:413
144499110,0cyclictest0-21swapper/323:45:023
144499110,0cyclictest0-21swapper/323:01:113
144499110,0cyclictest0-21swapper/321:17:203
144399119,1cyclictest4158-21sshd23:05:042
144399119,1cyclictest0-21swapper/200:35:442
1443991110,0cyclictest0-21swapper/200:22:442
144399110,10cyclictest7090-21sshd23:39:042
144399110,10cyclictest0-21swapper/222:11:042
1442991110,0cyclictest5178-21lspci00:37:561
1442991110,0cyclictest16198-21kworker/1:219:45:171
144299110,0cyclictest0-21swapper/122:06:391
144199119,1cyclictest0-21swapper/021:27:240
144199113,4cyclictest27609-21sshd22:25:000
1441991110,0cyclictest0-21swapper/023:40:340
144199110,10cyclictest0-21swapper/000:33:240
127662110,0sleep30-21swapper/323:36:423
144499109,0cyclictest0-21swapper/320:50:003
144499100,0cyclictest0-21swapper/321:34:113
144399109,0cyclictest0-21swapper/223:40:142
144399109,0cyclictest0-21swapper/222:50:042
144399108,1cyclictest1026-21sshd22:47:442
144399100,0cyclictest0-21swapper/222:29:442
144299109,0cyclictest0-21swapper/120:27:491
1442991010,0cyclictest18406-21kworker/1:221:34:291
1442991010,0cyclictest13999-21kworker/1:223:39:171
144199109,0cyclictest0-21swapper/021:35:140
144199109,0cyclictest0-21swapper/000:37:140
144199109,0cyclictest0-21swapper/000:11:540
144199107,2cyclictest25955-21sshd21:50:560
22730290,0sleep20-21swapper/222:41:232
14449998,0cyclictest0-21swapper/323:50:513
14449998,0cyclictest0-21swapper/321:11:403
14439998,0cyclictest0-21swapper/222:59:542
14439998,0cyclictest0-21swapper/222:06:042
14439998,0cyclictest0-21swapper/221:55:142
14439998,0cyclictest0-21swapper/221:26:042
14429999,0cyclictest18471-21kworker/1:021:11:471
14429998,0cyclictest0-21swapper/119:52:491
14419998,0cyclictest0-21swapper/023:56:040
14419998,0cyclictest0-21swapper/020:40:140
14419990,8cyclictest24740-21sshd22:35:560
14419990,0cyclictest0-21swapper/019:22:040
11157293,3sleep09-21ksoftirqd/021:58:070
14449986,1cyclictest699-21gdbus22:56:013
14449986,1cyclictest32516-21grep21:37:293
14449985,2cyclictest660-21avahi-daemon22:26:293
14449985,2cyclictest660-21avahi-daemon21:46:273
14449985,2cyclictest660-21avahi-daemon21:46:273
14449985,2cyclictest660-21avahi-daemon21:42:253
14449985,2cyclictest660-21avahi-daemon00:27:573
14449985,2cyclictest660-21avahi-daemon00:06:363
14449985,2cyclictest4080-21sshd23:44:273
14449985,2cyclictest24058-21sshd23:26:263
14449980,7cyclictest28141-21sshd23:12:443
14439987,0cyclictest0-21swapper/200:17:442
14439986,1cyclictest30448-21lspci23:32:372
14439985,2cyclictest660-21avahi-daemon23:26:252
14439985,2cyclictest660-21avahi-daemon22:00:082
14439985,2cyclictest660-21avahi-daemon21:33:322
14439985,2cyclictest660-21avahi-daemon21:18:282
14439985,2cyclictest649-21polkitd00:12:312
14439985,1cyclictest25342-21sshd23:15:172
14439980,7cyclictest9907-21sshd19:27:442
14429988,0cyclictest2192-21kworker/1:020:30:211
14429987,0cyclictest0-21swapper/121:09:591
14429987,0cyclictest0-21swapper/119:11:591
14429984,3cyclictest674-21dbus-daemon23:56:491
14419987,0cyclictest0-21swapper/023:06:340
14419987,0cyclictest0-21swapper/023:01:240
14419986,1cyclictest9-21ksoftirqd/023:18:530
14419986,1cyclictest660-21avahi-daemon23:28:590
14419986,1cyclictest14315-21lspci22:54:440
14419986,1cyclictest11507-21lspci21:20:410
14419985,2cyclictest674-21dbus-daemon22:08:030
14419984,3cyclictest649-21polkitd00:20:590
14419983,4cyclictest16475-21munin-run21:05:000
14419980,7cyclictest0-21swapper/021:05:340
14419980,7cyclictest0-21swapper/020:49:540
14419980,4cyclictest10431-21crond23:00:010
14449976,0cyclictest0-21swapper/322:00:423
14449976,0cyclictest0-21swapper/319:35:203
14449975,1cyclictest660-21avahi-daemon22:41:523
14449975,1cyclictest660-21avahi-daemon00:35:243
14449975,1cyclictest620-17auditd00:01:003
14449974,2cyclictest660-21avahi-daemon21:28:053
14439976,0cyclictest0-21swapper/219:35:142
14439975,1cyclictest660-21avahi-daemon23:00:492
14429977,0cyclictest6261-21kworker/1:220:41:591
14429977,0cyclictest26430-21kworker/1:120:21:411
14429977,0cyclictest2192-21kworker/1:020:35:331
14419975,1cyclictest674-21dbus-daemon21:15:120
14419975,1cyclictest25049-21lspci21:34:050
14449965,0cyclictest0-21swapper/320:45:003
14449964,1cyclictest1002-21snmpd20:05:523
14449963,2cyclictest1002-21snmpd20:34:323
14449963,2cyclictest1002-21snmpd19:48:313
14449963,2cyclictest1002-21snmpd19:10:033
14439964,1cyclictest699-21gdbus21:01:002
14439964,1cyclictest660-21avahi-daemon20:15:002
14439960,5cyclictest0-21swapper/220:30:042
14429966,0cyclictest22303-21kworker/1:020:04:011
14429966,0cyclictest12364-21kworker/1:119:40:051
14429965,0cyclictest0-21swapper/119:31:091
14429964,1cyclictest25-21ksoftirqd/120:50:001
14429964,1cyclictest25-21ksoftirqd/119:30:001
14429963,2cyclictest674-21dbus-daemon20:00:001
14429960,5cyclictest0-21swapper/121:00:591
14419964,1cyclictest9-21ksoftirqd/020:30:010
14419963,2cyclictest1002-21snmpd20:56:060
14419963,2cyclictest1002-21snmpd20:18:500
14419960,5cyclictest0-21swapper/019:43:040
14419960,2cyclictest18260-21munin-run19:50:000
14449953,1cyclictest7001-21cat20:40:123
14449953,1cyclictest674-21dbus-daemon21:00:013
14449953,1cyclictest674-21dbus-daemon20:05:003
14449953,1cyclictest5340-21ntp_states20:35:143
14449953,1cyclictest29164-21cat20:15:133
14449953,1cyclictest27098-21cat20:10:173
14449953,1cyclictest17158-21cat21:05:143
14449953,1cyclictest13561-21taskset20:55:173
14449953,1cyclictest1002-21snmpd20:26:533
14449953,1cyclictest1002-21snmpd20:23:293
14449953,1cyclictest1002-21snmpd19:59:133
14449953,1cyclictest1002-21snmpd19:42:073
14449953,1cyclictest1002-21snmpd19:32:423
14449953,1cyclictest1002-21snmpd19:28:003
14449953,1cyclictest1002-21snmpd19:18:063
14449952,2cyclictest1002-21snmpd19:20:033
14449950,4cyclictest0-21swapper/319:52:303
14439953,1cyclictest31075-21grep20:20:122
14439953,1cyclictest23481-21grep20:00:172
14439953,1cyclictest1705-21sendmail20:45:462
14439953,1cyclictest11081-21cat20:50:142
14439953,1cyclictest1002-21snmpd20:55:272
14439953,1cyclictest1002-21snmpd20:40:332
14439953,1cyclictest1002-21snmpd20:25:052
14439953,1cyclictest1002-21snmpd20:05:252
14439953,1cyclictest1002-21snmpd19:58:522
14439953,1cyclictest1002-21snmpd19:47:052
14439953,1cyclictest1002-21snmpd19:30:272
14439953,1cyclictest1002-21snmpd19:16:242
14439952,2cyclictest674-21dbus-daemon21:09:382
14439952,2cyclictest1949-21tail19:10:132
14439952,2cyclictest1002-21snmpd20:35:032
14439952,2cyclictest1002-21snmpd20:10:112
14439952,2cyclictest1002-21snmpd19:42:192
14439950,4cyclictest0-21swapper/219:21:042
14429953,1cyclictest25-21ksoftirqd/120:10:001
14429953,1cyclictest1088-21ntpd20:50:181
14429953,1cyclictest1002-21snmpd20:58:361
14429953,1cyclictest1002-21snmpd20:06:311
14429953,1cyclictest1002-21snmpd19:35:361
14429953,1cyclictest1002-21snmpd19:21:031
14429953,1cyclictest1002-21snmpd19:15:241
14419955,0cyclictest10136-21kworker/0:219:30:060
14419954,0cyclictest0-21swapper/020:22:340
14419954,0cyclictest0-21swapper/020:14:040
14419954,0cyclictest0-21swapper/019:17:440
14419954,0cyclictest0-21swapper/019:13:440
14419953,1cyclictest23867-21grep20:00:200
14419953,1cyclictest1041-21rpcbind19:29:520
14419953,1cyclictest1002-21snmpd20:53:570
14419953,1cyclictest1002-21snmpd20:38:050
14419953,1cyclictest1002-21snmpd20:06:160
14419953,1cyclictest1002-21snmpd19:55:160
14419952,2cyclictest19306-21cut19:50:140
14419950,0cyclictest0-21swapper/020:31:140
14419942,1cyclictest12814-21if_eno119:35:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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