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2026-08-20 - 16:32
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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 rack7slot0.osadl.org (updated Thu Aug 20, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650620,0irq/26-eth1-rx-0-21swapper/107:09:131
112750590,0irq/25-eth00-21swapper/307:06:553
9950580,0irq/24-0000:00:0-21swapper/007:05:300
112750540,0irq/25-eth00-21swapper/207:05:462
271170,0ktimersoftd/227284-21sshd10:44:032
1959799170,0cyclictest0-21swapper/311:23:443
1959499171,0cyclictest0-21swapper/007:40:150
191170,0ktimersoftd/10-21swapper/110:44:031
41160,0ktimersoftd/00-21swapper/009:20:190
19597991611,0cyclictest0-21swapper/312:24:153
1959499161,0cyclictest0-21swapper/009:15:090
1959799159,0cyclictest1034-21sshd10:03:553
1959799151,0cyclictest0-21swapper/312:32:443
1959799150,0cyclictest0-21swapper/312:07:393
1959799150,0cyclictest0-21swapper/310:56:053
19596991514,0cyclictest0-21swapper/210:06:562
1959699150,0cyclictest3249-21sshd12:10:192
19595991514,0cyclictest0-21swapper/111:38:251
19595991512,0cyclictest0-21swapper/112:34:121
19594991512,0cyclictest0-21swapper/012:08:080
1959799149,0cyclictest10322-21sshd11:19:193
1959799148,0cyclictest29071-21sshd12:13:213
1959799148,0cyclictest1636-21sshd09:52:553
19597991410,0cyclictest6063-21sshd09:49:483
1959799140,0cyclictest4827-21bash11:59:313
1959799140,0cyclictest0-21swapper/310:46:483
1959799140,0cyclictest0-21swapper/308:00:153
19594991413,0cyclictest0-21swapper/010:41:140
19594991413,0cyclictest0-21swapper/010:23:280
41130,0ktimersoftd/023759-21sshd09:40:360
41130,0ktimersoftd/00-21swapper/011:06:060
271130,0ktimersoftd/20-21swapper/211:22:552
1959799139,0cyclictest22100-21sshd10:28:343
1959799138,0cyclictest13489-21sshd11:30:383
19597991312,0cyclictest11530-21diskmemload09:57:053
19597991312,0cyclictest0-21swapper/311:52:393
19597991312,0cyclictest0-21swapper/309:33:163
19597991312,0cyclictest0-21swapper/309:21:183
1959799130,0cyclictest0-21swapper/311:49:103
1959799130,0cyclictest0-21swapper/310:36:013
1959799130,0cyclictest0-21swapper/310:15:203
1959799130,0cyclictest0-21swapper/310:12:183
1959699130,0cyclictest28264-21bash10:14:302
19595991312,0cyclictest23270-21sshd11:20:391
19595991312,0cyclictest11530-21diskmemload12:36:021
19594991312,0cyclictest11530-21diskmemload12:12:250
19594991312,0cyclictest11530-21diskmemload11:26:250
1959499130,0cyclictest0-21swapper/012:36:210
191130,0ktimersoftd/128993-21sshd10:18:161
271120,0ktimersoftd/20-21swapper/211:08:032
1959799128,0cyclictest2391-21cp11:10:533
1959799128,0cyclictest13078-21sshd12:15:123
19597991212,0cyclictest112750irq/25-eth011:39:543
19597991212,0cyclictest0-21swapper/311:25:223
19597991212,0cyclictest0-21swapper/310:20:123
19597991211,0cyclictest24542-21bash09:26:003
19597991211,0cyclictest0-21swapper/312:26:073
19597991210,0cyclictest26167-21sshd11:43:223
19597991210,0cyclictest18592-21sshd10:54:143
19597991210,0cyclictest0-21swapper/311:09:553
19597991210,0cyclictest0-21swapper/310:30:453
19596991212,0cyclictest0-21swapper/211:32:542
19596991211,0cyclictest3169-21sshd10:37:302
19596991211,0cyclictest0-21swapper/212:32:582
19596991211,0cyclictest0-21swapper/210:45:302
19596991211,0cyclictest0-21swapper/209:50:552
1959699120,0cyclictest8515-21sshd11:00:232
1959699120,0cyclictest0-21swapper/212:22:382
1959699120,0cyclictest0-21swapper/210:56:402
1959699120,0cyclictest0-21swapper/209:59:302
1959699120,0cyclictest0-21swapper/209:49:522
19595991212,0cyclictest0-21swapper/110:57:041
19595991211,0cyclictest0-21swapper/112:08:531
19595991211,0cyclictest0-21swapper/112:00:441
19595991211,0cyclictest0-21swapper/111:12:171
19595991210,0cyclictest349-21sshd12:17:271
1959599120,0cyclictest1539-21sshd11:41:551
1959499129,0cyclictest26744-21sshd12:24:130
19594991211,0cyclictest27879-21bash10:06:550
19594991211,0cyclictest0-21swapper/011:48:370
19594991211,0cyclictest0-21swapper/011:35:500
19594991211,0cyclictest0-21swapper/010:58:470
1959499120,0cyclictest23838-21sshd09:55:200
112750120,0irq/25-eth00-21swapper/211:26:452
112750120,0irq/25-eth00-21swapper/109:18:051
112750120,0irq/25-eth00-21swapper/011:23:550
41110,0ktimersoftd/01390-21sed07:35:220
271110,0ktimersoftd/20-21swapper/212:07:042
1959799119,0cyclictest0-21swapper/310:42:163
1959799118,0cyclictest0-21swapper/309:10:513
19597991110,0cyclictest0-21swapper/311:04:203
1959699119,0cyclictest0-21swapper/208:01:012
19596991111,0cyclictest0-21swapper/210:32:092
19596991111,0cyclictest0-21swapper/208:44:272
19596991111,0cyclictest0-21swapper/207:15:152
19596991110,0cyclictest6014-21sshd09:35:022
19596991110,0cyclictest11530-21diskmemload09:10:442
19596991110,0cyclictest11260-21sshd12:03:572
19596991110,0cyclictest0-21swapper/211:40:412
19596991110,0cyclictest0-21swapper/210:54:482
19596991110,0cyclictest0-21swapper/209:21:112
1959699110,0cyclictest0-21swapper/211:50:182
1959699110,0cyclictest0-21swapper/208:20:542
1959699110,0cyclictest0-21swapper/208:19:362
19595991111,0cyclictest0-21swapper/112:25:421
19595991111,0cyclictest0-21swapper/112:13:091
19595991111,0cyclictest0-21swapper/109:53:391
19595991111,0cyclictest0-21swapper/109:09:581
19595991111,0cyclictest0-21swapper/109:09:571
19595991111,0cyclictest0-21swapper/107:44:551
19595991110,0cyclictest8379-21sshd10:30:351
19595991110,0cyclictest1539-21sshd11:29:501
19595991110,0cyclictest0-21swapper/110:50:411
19595991110,0cyclictest0-21swapper/110:45:551
1959599110,0cyclictest0-21swapper/111:53:521
1959599110,0cyclictest0-21swapper/110:28:511
1959599110,0cyclictest0-21swapper/108:57:451
1959499119,0cyclictest0-21swapper/008:10:270
19594991110,0cyclictest17127-21bash12:00:480
19594991110,0cyclictest10472-21sshd11:00:370
19594991110,0cyclictest0-21swapper/010:30:330
19594991110,0cyclictest0-21swapper/009:37:350
1959499110,0cyclictest9910-21sshd12:29:440
1959499110,0cyclictest0-21swapper/011:31:320
1959499110,0cyclictest0-21swapper/010:50:320
112750110,0irq/25-eth021280-21sshd09:18:233
112750110,0irq/25-eth00-21swapper/210:04:172
41100,0ktimersoftd/09573-21sshd11:41:230
41100,0ktimersoftd/00-21swapper/007:55:130
41100,0ktimersoftd/00-21swapper/007:28:150
271100,0ktimersoftd/20-21swapper/212:26:432
1959799109,0cyclictest7124-21sshd09:35:113
1959799109,0cyclictest26675-21hostname12:35:153
1959799109,0cyclictest2020-21sshd09:41:543
1959799109,0cyclictest18254-21rm12:00:563
1959799109,0cyclictest12635-21sshd10:08:563
1959799100,0cyclictest0-21swapper/308:55:183
1959699109,0cyclictest661-21bash10:15:032
1959699109,0cyclictest30803-21bash11:36:212
1959699109,0cyclictest27308-21sshd09:30:072
1959699109,0cyclictest25685-21sshd12:16:372
1959699109,0cyclictest23271-21bash09:25:522
1959699109,0cyclictest18872-21sshd11:16:292
1959699109,0cyclictest1503-21sshd09:41:502
1959699109,0cyclictest12468-21sshd11:56:352
1959699109,0cyclictest0-21swapper/208:53:462
1959699109,0cyclictest0-21swapper/207:26:032
19596991010,0cyclictest0-21swapper/211:46:302
19596991010,0cyclictest0-21swapper/209:04:552
1959599109,0cyclictest0-21swapper/110:37:541
1959599109,0cyclictest0-21swapper/108:41:301
1959599109,0cyclictest0-21swapper/107:14:091
19595991010,0cyclictest0-21swapper/111:15:321
19595991010,0cyclictest0-21swapper/110:24:391
19595991010,0cyclictest0-21swapper/108:37:551
1959599100,0cyclictest0-21swapper/108:07:141
1959599100,0cyclictest0-21swapper/107:27:091
1959499109,0cyclictest0-21swapper/012:31:360
1959499109,0cyclictest0-21swapper/012:16:430
1959499109,0cyclictest0-21swapper/011:52:060
19594991010,0cyclictest0-21swapper/008:50:460
1959499100,0cyclictest0-21swapper/011:10:140
1599100,0watchdog/013851-21atenall_r7power08:05:130
112750100,0irq/25-eth00-21swapper/211:14:262
112750100,0irq/25-eth00-21swapper/111:01:011
112750100,0irq/25-eth00-21swapper/009:30:360
4190,0ktimersoftd/04159-21sshd09:53:120
4190,0ktimersoftd/028373-21bash10:10:370
4190,0ktimersoftd/026561-21nfsd408:30:180
4190,0ktimersoftd/013604-21sshd09:46:530
4190,0ktimersoftd/011530-21diskmemload11:55:370
4190,0ktimersoftd/011530-21diskmemload10:25:520
4190,0ktimersoftd/00-21swapper/010:16:270
4190,0ktimersoftd/00-21swapper/007:48:360
35190,0ktimersoftd/30-21swapper/307:28:153
195969999,0cyclictest0-21swapper/208:48:032
195969999,0cyclictest0-21swapper/208:32:232
195969999,0cyclictest0-21swapper/208:11:432
195969999,0cyclictest0-21swapper/207:33:012
195969998,0cyclictest27501-21sshd10:25:222
195969998,0cyclictest0-21swapper/208:36:002
195969998,0cyclictest0-21swapper/207:48:222
195969992,0cyclictest0-21swapper/207:55:152
195969990,0cyclictest0-21swapper/210:24:282
195969990,0cyclictest0-21swapper/209:16:302
195959999,0cyclictest0-21swapper/110:00:581
195959999,0cyclictest0-21swapper/107:35:381
195959998,0cyclictest824-21sshd10:07:331
195959998,0cyclictest0-21swapper/110:11:111
195959990,0cyclictest0-21swapper/109:38:251
195949999,0cyclictest0-21swapper/010:38:330
195949999,0cyclictest0-21swapper/008:44:370
195949999,0cyclictest0-21swapper/007:34:260
195949992,0cyclictest0-21swapper/011:15:160
195949990,0cyclictest0-21swapper/010:45:160
195949990,0cyclictest0-21swapper/009:10:140
159990,0watchdog/011530-21diskmemload10:02:290
11275090,0irq/25-eth01799migration/109:48:561
11275090,0irq/25-eth00-21swapper/009:26:570
195979988,0cyclictest0-21swapper/307:32:473
195979987,0cyclictest0-21swapper/307:40:133
195979982,0cyclictest0-21swapper/307:15:163
195969988,0cyclictest0-21swapper/208:06:212
195969988,0cyclictest0-21swapper/207:52:392
195959988,0cyclictest0-21swapper/111:34:561
195959988,0cyclictest0-21swapper/108:54:241
195959988,0cyclictest0-21swapper/108:15:071
195959988,0cyclictest0-21swapper/107:50:441
195959988,0cyclictest0-21swapper/107:32:231
195959987,0cyclictest20-21ksoftirqd/112:22:531
195959987,0cyclictest20-21ksoftirqd/109:34:211
195959987,0cyclictest0-21swapper/109:43:121
195959987,0cyclictest0-21swapper/109:20:461
195949988,0cyclictest0-21swapper/007:15:300
195949988,0cyclictest0-21swapper/007:12:500
195949985,0cyclictest23555-21uniq08:25:120
195949985,0cyclictest0-21swapper/008:45:130
195949980,0cyclictest0-21swapper/008:20:190
11275080,0irq/25-eth030905-21bash11:47:361
11275080,0irq/25-eth025304-21sshd09:29:541
11275080,0irq/25-eth01799migration/111:55:111
11275080,0irq/25-eth011530-21diskmemload11:06:221
195979977,0cyclictest0-21swapper/308:11:013
195979976,0cyclictest11501-21sshd09:10:013
195979976,0cyclictest11501-21sshd09:10:003
195969977,0cyclictest0-21swapper/208:58:102
195969977,0cyclictest0-21swapper/208:25:592
195969977,0cyclictest0-21swapper/207:37:472
195969977,0cyclictest0-21swapper/207:10:502
195969976,0cyclictest24438-21sshd12:35:052
195969976,0cyclictest0-21swapper/207:22:072
195959977,0cyclictest28886-21bash09:55:551
195959977,0cyclictest0-21swapper/107:59:061
195959973,0cyclictest0-21swapper/107:15:011
195959971,0cyclictest0-21swapper/107:20:161
195949977,0cyclictest0-21swapper/007:20:360
195949974,0cyclictest27789-21aten_r7power_fr08:35:110
195949970,0cyclictest6371-21grep08:55:210
11275070,0irq/25-eth015102-21strings09:10:181
11275070,0irq/25-eth00-21swapper/008:15:370
195979965,0cyclictest7651-21fschecks_time09:00:133
195979965,0cyclictest4694-21expr07:45:113
195979965,0cyclictest2984-21grep08:50:153
195979962,0cyclictest0-21swapper/308:40:173
195979962,0cyclictest0-21swapper/308:35:173
195979962,0cyclictest0-21swapper/308:30:163
195979962,0cyclictest0-21swapper/308:15:143
195979962,0cyclictest0-21swapper/308:05:173
195979962,0cyclictest0-21swapper/307:55:163
195979962,0cyclictest0-21swapper/307:50:123
195979962,0cyclictest0-21swapper/307:35:153
195979962,0cyclictest0-21swapper/307:20:143
195979962,0cyclictest0-21swapper/307:10:133
195979960,0cyclictest0-21swapper/308:20:053
195969962,0cyclictest0-21swapper/207:40:152
195959966,0cyclictest0-21swapper/108:45:061
195959966,0cyclictest0-21swapper/108:03:111
195959965,0cyclictest21148-21df_abs08:20:101
195959962,0cyclictest0-21swapper/109:00:151
195959962,0cyclictest0-21swapper/108:30:161
195959960,0cyclictest16964-21munin-node08:10:161
195949965,0cyclictest0-21swapper/007:50:100
195949962,0cyclictest0-21swapper/008:00:170
195949960,0cyclictest0-21swapper/009:05:180
195949960,0cyclictest0-21swapper/009:05:170
159960,0watchdog/07798-21hddtemp_smartct09:00:130
11275060,0irq/25-eth011666-21latency_hist09:10:002
195979954,0cyclictest24836-21taskset08:25:283
195979950,0cyclictest0-21swapper/308:45:143
195969950,0cyclictest0-21swapper/209:05:112
195959952,0cyclictest24641-21timerwakeupswit08:25:201
195959951,0cyclictest0-21swapper/107:45:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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