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2026-08-28 - 03:20
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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 rack3slot0.osadl.org (updated Fri Aug 28, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
232242700,2sleep5214499cyclictest21:55:085
303332620,2sleep1212599cyclictest23:57:431
242332540,0sleep40-21swapper/422:18:304
99525226,9sleep40-21swapper/419:00:354
123742520,0sleep40-21swapper/421:24:004
11952520,1sleep21193-21grepconf.sh22:20:442
192782510,0sleep60-21swapper/622:05:346
322032490,1sleep432204-21grep21:12:304
208812490,0sleep50-21swapper/522:21:515
181024926,8sleep30-21swapper/319:03:063
15702480,0sleep60-21swapper/621:26:586
256692470,2sleep3213599cyclictest00:33:333
145012470,0sleep60-21swapper/621:22:176
12022470,0sleep20-21swapper/222:02:502
308122460,1sleep330709-21sshd21:44:493
308122460,1sleep330709-21sshd21:44:493
68442450,0sleep30-21swapper/300:08:583
57512450,0sleep40-21swapper/421:30:484
273842450,0sleep70-21swapper/700:24:327
273842450,0sleep70-21swapper/700:24:327
196732450,1sleep019653-21bash00:27:450
71482440,1sleep67076-21sshd23:34:496
31792430,1sleep63176-21grepconf.sh22:04:466
274562430,0sleep40-21swapper/423:14:204
193462430,1sleep619339-21bash21:13:366
172324328,11sleep70-21swapper/719:01:587
167124325,4sleep60-21swapper/619:01:176
150142430,1sleep415013-21grepconf.sh00:31:014
91812420,2sleep1212599cyclictest21:23:491
32482420,0sleep73245-21systemd-cgroups22:11:527
284652420,1sleep528444-21bash21:10:315
192502420,0sleep60-21swapper/622:52:126
186724229,9sleep20-21swapper/219:03:372
87112410,0sleep20-21swapper/222:51:362
74192410,0sleep30-21swapper/321:16:303
294672410,1sleep341-21ksoftirqd/323:14:273
156142410,0sleep00-21swapper/022:14:250
88242400,0sleep20-21swapper/223:06:012
85112400,0sleep10-21swapper/123:06:001
49772400,0sleep20-21swapper/223:40:052
103962400,0sleep20-21swapper/200:21:382
103962400,0sleep20-21swapper/200:21:382
50332390,0sleep30-21swapper/322:46:003
253112390,0sleep10-21swapper/100:22:331
253112390,0sleep10-21swapper/100:22:331
188623926,9sleep00-21swapper/019:03:510
184823927,8sleep50-21swapper/519:03:245
112222380,0sleep60-21swapper/623:54:516
100223825,9sleep10-21swapper/119:00:401
114392360,2sleep5214499cyclictest22:50:035
155302350,2sleep5214499cyclictest22:01:495
133852350,0sleep10-21swapper/123:04:321
295662320,0sleep20-21swapper/223:03:372
106252320,0sleep40-21swapper/400:12:434
305652290,0sleep00-21swapper/021:06:420
255262210,0sleep30-21swapper/300:17:073
212799203,2cyclictest13342-21bash00:34:422
213899179,5cyclictest49-21ksoftirqd/423:03:094
212799170,2cyclictest20951-21grep23:31:552
312232160,0sleep5721-21dbus-daemon21:50:125
279582160,0sleep70-21swapper/722:49:097
261002160,0sleep40-21swapper/422:00:364
251442160,0sleep00-21swapper/023:55:330
220392160,0sleep10-21swapper/122:21:551
2147991614,1cyclictest65-21ksoftirqd/621:18:256
2138991615,1cyclictest49-21ksoftirqd/422:36:264
2138991615,1cyclictest49-21ksoftirqd/422:36:264
2138991612,3cyclictest49-21ksoftirqd/421:27:374
212799160,15cyclictest694-21nscd00:02:582
2118991610,2cyclictest721-21dbus-daemon00:07:460
82972150,1sleep60-21swapper/623:38:256
2155991512,2cyclictest73-21ksoftirqd/723:55:307
213882150,0sleep0111rcuc/021:15:310
2138991514,1cyclictest49-21ksoftirqd/423:50:474
2138991514,1cyclictest49-21ksoftirqd/423:30:304
2138991513,1cyclictest49-21ksoftirqd/423:45:094
2138991513,1cyclictest49-21ksoftirqd/422:05:374
2138991513,1cyclictest49-21ksoftirqd/400:18:224
2127991513,1cyclictest859-21gdbus21:34:072
212799150,10cyclictest20769-21sshd21:49:362
212799150,1cyclictest0-21swapper/221:16:392
2118991513,1cyclictest9-21ksoftirqd/023:22:540
155872150,1sleep773-21ksoftirqd/722:25:147
63522140,2sleep1212599cyclictest22:30:041
290732140,0sleep70-21swapper/723:30:337
280032140,1sleep127998-21sshd21:37:261
26652140,0sleep10-21swapper/121:09:071
2155991413,1cyclictest73-21ksoftirqd/722:26:367
2155991412,1cyclictest709-21systemd-logind23:11:037
2147991412,1cyclictest65-21ksoftirqd/623:08:516
2147991411,2cyclictest65-21ksoftirqd/623:25:036
2138991412,2cyclictest49-21ksoftirqd/423:20:394
2138991412,1cyclictest49-21ksoftirqd/422:56:404
2138991412,1cyclictest49-21ksoftirqd/422:54:134
2138991412,1cyclictest49-21ksoftirqd/422:49:194
2138991412,1cyclictest49-21ksoftirqd/421:58:394
2138991412,1cyclictest49-21ksoftirqd/421:52:004
2138991412,1cyclictest49-21ksoftirqd/400:28:114
2138991410,1cyclictest49-21ksoftirqd/423:05:334
2135991412,1cyclictest8013-21sshd23:05:593
212799148,5cyclictest669-21avahi-daemon23:17:002
212799148,5cyclictest3070-21systemd-cgroups21:28:572
2127991411,2cyclictest33-21ksoftirqd/221:23:132
112272140,0sleep10-21swapper/100:01:591
91982130,0sleep00-21swapper/022:40:530
91982130,0sleep00-21swapper/022:40:530
309192130,0sleep60-21swapper/600:01:166
293922130,2sleep0211899cyclictest23:30:340
215599139,1cyclictest73-21ksoftirqd/700:10:287
2155991312,1cyclictest73-21ksoftirqd/723:47:227
2155991311,1cyclictest73-21ksoftirqd/722:57:197
2155991311,1cyclictest73-21ksoftirqd/721:41:587
2155991311,1cyclictest73-21ksoftirqd/721:41:587
214799138,1cyclictest65-21ksoftirqd/600:15:086
2147991312,1cyclictest65-21ksoftirqd/622:41:576
2147991312,1cyclictest65-21ksoftirqd/622:41:576
214499132,5cyclictest4701-21sshd23:43:385
214499132,4cyclictest4231-21cp00:15:545
2144991310,2cyclictest10621-21bash23:13:225
2138991312,1cyclictest49-21ksoftirqd/423:56:184
2138991312,1cyclictest49-21ksoftirqd/423:49:574
2138991312,1cyclictest49-21ksoftirqd/422:20:254
2138991312,1cyclictest49-21ksoftirqd/400:22:394
2138991312,1cyclictest49-21ksoftirqd/400:22:394
2138991311,1cyclictest49-21ksoftirqd/423:18:554
2138991311,1cyclictest49-21ksoftirqd/422:34:114
2138991311,1cyclictest49-21ksoftirqd/421:46:154
2138991311,1cyclictest49-21ksoftirqd/400:00:314
213899130,12cyclictest6685-21kworker/4:321:07:384
2135991310,3cyclictest41-21ksoftirqd/321:38:283
2135991310,2cyclictest41-21ksoftirqd/321:32:483
212799136,6cyclictest26273-21sshd22:32:552
212799135,7cyclictest20348-21grep00:27:472
212799134,8cyclictest8620-21systemd22:57:032
212799134,8cyclictest7890-21id00:07:112
212799134,8cyclictest10081-21systemd23:11:282
212799130,12cyclictest7745-21kworker/2:222:42:462
212799130,12cyclictest7745-21kworker/2:222:42:462
2125991311,1cyclictest5070-21sshd21:50:291
2125991311,1cyclictest25-21ksoftirqd/123:35:171
2118991311,1cyclictest9-21ksoftirqd/021:27:490
211899130,12cyclictest24661-21kworker/0:222:24:010
211899130,1cyclictest31068-21sshd23:09:080
203052130,0sleep60-21swapper/600:31:196
127832130,1sleep012772-21sshd21:56:150
108722130,0sleep50-21swapper/522:08:465
291732120,1sleep029176-21grepconf.sh22:38:280
291732120,1sleep029176-21grepconf.sh22:38:280
215599129,1cyclictest73-21ksoftirqd/723:18:007
2155991210,1cyclictest73-21ksoftirqd/723:36:027
2155991210,1cyclictest73-21ksoftirqd/722:53:537
2155991210,1cyclictest73-21ksoftirqd/722:15:507
2155991210,1cyclictest73-21ksoftirqd/722:08:427
2155991210,1cyclictest73-21ksoftirqd/722:00:107
2155991210,1cyclictest73-21ksoftirqd/721:47:357
2155991210,1cyclictest73-21ksoftirqd/721:20:337
2155991210,1cyclictest73-21ksoftirqd/721:18:037
215599120,11cyclictest22493-21irqstats20:35:307
215599120,11cyclictest17990-21systemd-cgroups00:16:417
2147991210,1cyclictest0-21swapper/600:17:106
214799120,12cyclictest17018-21kworker/6:122:21:106
214799120,12cyclictest0-21swapper/623:03:326
214799120,1cyclictest0-21swapper/623:46:066
214499126,2cyclictest721-21dbus-daemon00:28:065
214499123,8cyclictest3997-21sshd23:16:335
214499122,4cyclictest7616-21sshd00:03:395
214499122,4cyclictest21788-21sshd21:10:125
214499122,4cyclictest1-21systemd22:59:495
2144991210,1cyclictest18879-21systemd-cgroups00:09:395
214499120,12cyclictest20892-21kworker/5:200:24:445
214499120,12cyclictest20892-21kworker/5:200:24:445
214499120,11cyclictest9232-21kworker/5:422:28:325
214499120,11cyclictest28047-21kworker/5:422:54:065
214499120,11cyclictest0-21swapper/522:16:375
213899126,6cyclictest8719-21bash23:38:274
2138991211,1cyclictest49-21ksoftirqd/400:07:414
2138991210,1cyclictest49-21ksoftirqd/422:15:094
2138991210,1cyclictest49-21ksoftirqd/421:40:304
2138991210,1cyclictest49-21ksoftirqd/421:40:304
2138991210,1cyclictest49-21ksoftirqd/421:17:554
2138991210,1cyclictest49-21ksoftirqd/421:05:144
213899120,11cyclictest16522-21systemd22:25:164
213599124,5cyclictest709-21systemd-logind00:28:193
2135991211,1cyclictest41-21ksoftirqd/322:37:573
2135991211,1cyclictest41-21ksoftirqd/322:37:573
2135991210,1cyclictest41-21ksoftirqd/322:01:293
2135991210,1cyclictest41-21ksoftirqd/321:58:463
212799124,7cyclictest7373-21kill23:25:442
212799124,7cyclictest7373-21kill23:25:442
212799124,7cyclictest6040-21grepconf.sh00:17:512
212799124,7cyclictest4190-21grep23:54:272
212799124,7cyclictest354-21bash00:12:082
212799124,7cyclictest28678-21bash23:23:242
212799124,7cyclictest20428-21sshd22:48:432
212799124,7cyclictest14056-21grepconf.sh21:40:182
212799124,7cyclictest14056-21grepconf.sh21:40:182
212799124,7cyclictest13667-21grep21:05:352
212799124,7cyclictest13083-21grepconf.sh23:42:162
212799124,3cyclictest28991-21grepconf.sh21:53:382
212799124,2cyclictest857-21polkitd22:37:212
212799124,2cyclictest857-21polkitd22:37:212
212799124,2cyclictest3899-21sshd21:55:452
212799124,2cyclictest23930-21bash21:37:122
212799124,2cyclictest2191-21bash22:26:112
212799123,2cyclictest859-21gdbus21:11:582
212799123,2cyclictest709-21systemd-logind23:45:202
212799122,2cyclictest28122-21sshd22:11:322
212799120,11cyclictest23394-21/usr/sbin/munin23:55:292
212599123,5cyclictest26857-21sshd21:10:271
2125991211,1cyclictest25-21ksoftirqd/123:11:241
2125991210,1cyclictest25-21ksoftirqd/123:25:571
2125991210,1cyclictest25-21ksoftirqd/123:25:571
2125991210,1cyclictest25-21ksoftirqd/122:47:451
2125991210,1cyclictest25-21ksoftirqd/100:28:441
212599120,11cyclictest3969-21sshd23:47:081
211899122,4cyclictest0-21swapper/022:26:120
2118991210,1cyclictest9-21ksoftirqd/000:19:360
2118991210,1cyclictest1443-21sshd22:49:280
211899120,2cyclictest1-21systemd00:32:170
211899120,11cyclictest6772-21kworker/0:321:25:080
211899120,11cyclictest31583-21kworker/0:621:43:170
211899120,11cyclictest31583-21kworker/0:621:43:170
169522120,0sleep30-21swapper/322:16:133
141862120,0sleep30-21swapper/321:15:103
215599119,1cyclictest73-21ksoftirqd/723:54:227
215599119,1cyclictest73-21ksoftirqd/723:42:487
215599119,1cyclictest73-21ksoftirqd/723:27:107
215599119,1cyclictest73-21ksoftirqd/723:27:107
215599119,1cyclictest73-21ksoftirqd/723:08:297
215599119,1cyclictest73-21ksoftirqd/722:38:257
215599119,1cyclictest73-21ksoftirqd/722:38:257
215599119,1cyclictest73-21ksoftirqd/721:53:467
215599119,1cyclictest73-21ksoftirqd/721:34:297
215599119,1cyclictest73-21ksoftirqd/721:13:157
215599119,1cyclictest73-21ksoftirqd/721:05:497
215599119,1cyclictest73-21ksoftirqd/700:02:137
2155991110,1cyclictest73-21ksoftirqd/721:29:507
2155991110,1cyclictest73-21ksoftirqd/700:32:087
2155991110,1cyclictest73-21ksoftirqd/700:28:427
214799119,1cyclictest65-21ksoftirqd/621:42:396
214799119,1cyclictest65-21ksoftirqd/621:42:396
214799118,2cyclictest65-21ksoftirqd/623:13:006
214799118,2cyclictest5636-21sshd21:59:326
214799117,1cyclictest65-21ksoftirqd/622:28:086
214799114,4cyclictest1702-21sshd22:19:036
214799113,5cyclictest15420-21systemd23:58:416
214799113,4cyclictest31994-21sshd22:56:326
214799112,5cyclictest22959-21grepconf.sh23:26:376
214799112,5cyclictest22959-21grepconf.sh23:26:376
2147991110,1cyclictest65-21ksoftirqd/623:40:186
2147991110,1cyclictest65-21ksoftirqd/621:53:266
2147991110,1cyclictest65-21ksoftirqd/621:48:526
214799110,11cyclictest13007-21kworker/6:022:31:276
214799110,1cyclictest0-21swapper/600:28:316
214499119,1cyclictest57-21ksoftirqd/523:02:545
214499119,1cyclictest4700-21systemd-cgroups23:22:025
214499116,4cyclictest21643-21systemd22:38:035
214499116,4cyclictest21643-21systemd22:38:035
214499113,2cyclictest14610-21systemd21:36:415
214499112,4cyclictest730-21NetworkManager23:25:155
214499112,4cyclictest730-21NetworkManager23:25:155
214499112,4cyclictest20540-21sshd21:33:295
214499112,4cyclictest0-21swapper/500:30:335
214499111,7cyclictest0-21swapper/523:37:275
214499110,11cyclictest7428-21kworker/5:421:17:105
214499110,11cyclictest30551-21kworker/5:000:13:375
214499110,11cyclictest2447-21kworker/5:121:22:075
214499110,10cyclictest5430-21sshd23:05:505
213899119,1cyclictest49-21ksoftirqd/422:44:064
213899119,1cyclictest49-21ksoftirqd/422:44:064
213899114,4cyclictest29600-21sshd21:35:414
2138991110,1cyclictest49-21ksoftirqd/423:29:254
2138991110,1cyclictest49-21ksoftirqd/423:29:254
213599119,1cyclictest41-21ksoftirqd/323:48:373
213599119,1cyclictest41-21ksoftirqd/323:21:393
213599119,1cyclictest41-21ksoftirqd/322:52:403
213599119,1cyclictest41-21ksoftirqd/322:07:183
213599119,1cyclictest41-21ksoftirqd/300:22:323
213599119,1cyclictest41-21ksoftirqd/300:22:323
213599119,1cyclictest41-21ksoftirqd/300:04:553
213599119,1cyclictest0-21swapper/300:11:023
213599115,1cyclictest41-21ksoftirqd/322:25:553
213599112,6cyclictest22409-21sshd23:37:233
213599110,1cyclictest0-21swapper/322:10:543
212799113,2cyclictest721-21dbus-daemon22:05:282
212799113,2cyclictest31303-21sshd22:17:022
212599119,1cyclictest25-21ksoftirqd/122:54:111
212599119,1cyclictest25-21ksoftirqd/100:06:421
212599117,1cyclictest25-21ksoftirqd/121:27:101
212599112,6cyclictest18963-21sshd22:36:031
212599112,6cyclictest18963-21sshd22:36:031
212599112,5cyclictest25506-21bash22:13:081
211899119,1cyclictest9-21ksoftirqd/021:36:170
211899119,1cyclictest21613-21awk22:50:310
211899112,4cyclictest0-21swapper/021:52:210
211899111,4cyclictest9804-21sshd23:43:550
211899111,4cyclictest17737-21sshd00:23:580
211899111,4cyclictest17737-21sshd00:23:580
211899111,4cyclictest1653-21perl00:10:260
211899110,11cyclictest6772-21kworker/0:322:03:370
211899110,11cyclictest0-21swapper/023:00:380
211899110,10cyclictest7873-21kworker/0:422:15:520
211899110,1cyclictest24922-21systemd-cgroups00:04:370
211899110,1cyclictest0-21swapper/023:16:130
211899110,1cyclictest0-21swapper/023:11:290
197582110,0sleep119738-21sshd21:47:431
166382110,0sleep30-21swapper/323:29:573
166382110,0sleep30-21swapper/323:29:573
215599108,1cyclictest73-21ksoftirqd/723:20:487
215599108,1cyclictest73-21ksoftirqd/723:01:297
215599108,1cyclictest73-21ksoftirqd/722:30:337
215599108,1cyclictest73-21ksoftirqd/722:03:577
215599108,1cyclictest73-21ksoftirqd/721:35:417
215599107,2cyclictest22058-21idleruntime-cro19:40:147
215599104,3cyclictest13677-21sshd22:41:087
215599104,3cyclictest13677-21sshd22:41:087
214799109,1cyclictest65-21ksoftirqd/622:35:326
214799109,1cyclictest65-21ksoftirqd/622:35:326
214799108,1cyclictest65-21ksoftirqd/623:15:316
214799108,1cyclictest65-21ksoftirqd/622:11:336
214799108,1cyclictest65-21ksoftirqd/600:06:146
214799107,1cyclictest65-21ksoftirqd/621:38:156
214799104,3cyclictest0-21swapper/600:21:446
214799104,3cyclictest0-21swapper/600:21:446
214799103,4cyclictest709-21systemd-logind22:46:336
214799103,4cyclictest5578-21grepconf.sh21:32:386
214499108,1cyclictest57-21ksoftirqd/523:55:265
214499103,6cyclictest23642-21sshd22:14:535
214499103,1cyclictest9962-21sshd22:30:155
214499101,4cyclictest1994-21sshd21:25:165
214499101,3cyclictest0-21swapper/523:53:535
214499100,4cyclictest7509-21sshd21:41:395
214499100,4cyclictest7509-21sshd21:41:395
214499100,10cyclictest0-21swapper/523:45:415
213599109,1cyclictest41-21ksoftirqd/322:57:583
213599108,1cyclictest41-21ksoftirqd/322:42:203
213599108,1cyclictest41-21ksoftirqd/322:42:203
213599108,1cyclictest41-21ksoftirqd/322:32:413
213599108,1cyclictest41-21ksoftirqd/321:06:393
213599107,3cyclictest41-21ksoftirqd/300:00:083
213599107,2cyclictest32244-21grep23:16:193
213599107,1cyclictest41-21ksoftirqd/322:20:553
213599106,1cyclictest41-21ksoftirqd/321:20:223
213599105,3cyclictest13655-21sshd23:51:183
213599103,4cyclictest17250-21sshd23:40:393
213599100,10cyclictest7693-21systemd23:00:343
212799103,2cyclictest752-21snmpd19:05:162
212799103,2cyclictest10890-21sed20:15:282
212799103,2cyclictest10890-21sed20:15:282
212799102,2cyclictest721-21dbus-daemon21:05:142
212799100,4cyclictest0-21swapper/220:50:142
212599109,1cyclictest25-21ksoftirqd/123:41:081
212599109,1cyclictest25-21ksoftirqd/122:19:191
212599108,1cyclictest5388-21systemd21:55:491
212599108,1cyclictest25-21ksoftirqd/123:53:371
212599108,1cyclictest25-21ksoftirqd/123:33:201
212599108,1cyclictest25-21ksoftirqd/122:45:001
212599108,1cyclictest25-21ksoftirqd/122:45:001
212599108,1cyclictest25-21ksoftirqd/100:11:571
212599107,2cyclictest25-21ksoftirqd/121:32:241
212599102,4cyclictest663-21in:imjournal22:02:151
212599102,4cyclictest31521-21kworker/u16:523:19:571
212599100,9cyclictest23626-21sshd22:30:551
212599100,4cyclictest6706-21systemd-cgroups00:16:021
211899109,1cyclictest9-21ksoftirqd/022:05:420
211899103,1cyclictest1-21systemd23:25:160
211899103,1cyclictest1-21systemd23:25:160
211899102,7cyclictest8508-21bash21:13:000
211899101,4cyclictest0-21swapper/023:37:130
211899100,4cyclictest13829-21sshd21:31:160
211899100,4cyclictest0-21swapper/023:53:190
211899100,4cyclictest0-21swapper/021:45:320
21559997,1cyclictest73-21ksoftirqd/700:05:347
21479990,5cyclictest0-21swapper/621:10:036
21449992,6cyclictest0-21swapper/522:40:515
21449992,6cyclictest0-21swapper/522:40:515
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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