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2026-01-01 - 17:08
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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 all highest latencies:
System rackeslot2.osadl.org (updated Thu Jan 01, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2293374993116,7cyclictest2752240-21kthreadcore12:03:220
2293374993022,1cyclictest25484021systemd-run10:10:010
2293375992922,2cyclictest134050irq/121-eno111:20:021
2293374992717,6cyclictest2730402-21cstates11:53:160
2293374992715,7cyclictest0-21swapper/009:10:020
2293376992516,1cyclictest0-21swapper/212:10:012
2293375992517,3cyclictest2557404-21munin-run10:15:011
2293375992413,6cyclictest0-21swapper/111:08:241
229337699230,8cyclictest0-21swapper/208:40:012
2293375992318,4cyclictest2521701-21systemd-run09:55:011
2293374992316,6cyclictest1288-1atopacctd12:18:190
2293374992316,6cyclictest1288-1atopacctd10:23:290
2293374992316,6cyclictest0-21swapper/012:10:020
2293374992314,5cyclictest2510690-21latency09:48:190
2293375992219,2cyclictest2772443-21systemd-run12:15:011
2293375992219,2cyclictest2681842-21head11:23:261
2293375992219,2cyclictest2485779-21ls09:35:001
2293375992211,4cyclictest2560483-21if_enp1s0.810:18:161
2293375992210,3cyclictest2732728-21kthreadcore11:53:221
2293374992212,6cyclictest2515269-21grep09:53:140
2293374992212,5cyclictest2721251-21aten2.4-expect11:48:120
2293374992211,7cyclictest2566207-21awk10:20:000
229337499221,16cyclictest0-21swapper/012:20:210
2649091210,2phc2sys0-21swapper/310:37:203
2293376992118,1cyclictest0-21swapper/209:15:012
2293375992118,2cyclictest2817562-21gdbus12:40:011
2293375992118,2cyclictest1326-21systemd-logind11:45:011
2293375992110,3cyclictest2797651-21grep12:28:231
229337499219,8cyclictest2622808-21aten_repower_cu10:53:120
2293374992118,2cyclictest2374177-21sh08:15:000
2293374992117,3cyclictest2424626-21kthreadcore08:58:180
2293374992117,3cyclictest2335235-21kthreadcore07:43:190
2293374992112,5cyclictest2458799-21grep09:20:010
2293374992111,5cyclictest0-21swapper/012:30:020
2293374992111,5cyclictest0-21swapper/009:13:170
2293374992110,6cyclictest2344009-21sh07:50:000
2293375992017,2cyclictest2602034-21apt-key10:40:011
2293375992017,2cyclictest1290-21dbus-daemon12:00:011
229337499209,7cyclictest2357968-21kthreadcore08:03:180
229337499204,5cyclictest2765837-21aten2.4-expect12:13:130
2293374992017,2cyclictest2672120-21latency11:18:210
2293374992016,3cyclictest2802858-21kthreadcore12:33:190
2293374992016,3cyclictest2679230-21kthreadcore11:23:200
2293374992016,3cyclictest2661319-21kthreadcore11:13:190
2293374992016,3cyclictest2650929-21kthreadcore11:08:190
2293374992016,3cyclictest2643432-21kthreadcore11:03:210
2293374992016,3cyclictest2489596-21kthreadcore09:38:180
2293374992016,3cyclictest2430679-21kthreadcore09:03:190
2293374992016,3cyclictest2401657-21kthreadcore08:38:200
2293374992016,3cyclictest2391606-21pmu-power08:28:230
2293374992014,5cyclictest2579428-21kthreadcore10:28:190
2293374992012,4cyclictest0-21swapper/008:43:170
2293374992010,6cyclictest2474187-21kthreadcore09:28:200
2649091192,7phc2sys0-21swapper/308:00:013
2293376991916,1cyclictest0-21swapper/210:35:002
2293376991916,1cyclictest0-21swapper/210:10:002
2293375991916,2cyclictest2754703-21latency_hist12:05:021
229337499199,6cyclictest2461197-21/usr/sbin/munin09:23:220
229337499198,7cyclictest2610793-21ssh10:44:320
229337499197,4cyclictest0-21swapper/011:35:010
2293374991916,2cyclictest2703868-21uniq11:38:160
2293374991916,2cyclictest2703868-21uniq11:38:160
2293374991916,2cyclictest2615123-21kthreadcore10:48:200
2293374991916,2cyclictest2598203-21kthreadcore10:38:180
2293374991916,2cyclictest2503759-21cat09:45:010
2293374991916,2cyclictest2393424-21fschecks_count08:33:160
2293374991916,2cyclictest2317074-21kthreadcore07:28:190
2293374991916,2cyclictest2299113-21unixbench-2d07:13:250
2293374991915,3cyclictest2588965-21kthreadcore10:33:200
2293374991915,2cyclictest2293214-21latency_hist07:10:020
2293374991913,5cyclictest2738868-21acpi11:58:110
2293374991913,5cyclictest2302219-21aten2.4-expect07:18:110
2293374991912,6cyclictest0-21swapper/011:43:210
2293374991912,6cyclictest0-21swapper/009:58:190
2293374991910,5cyclictest0-21swapper/009:33:260
2293374991910,4cyclictest0-21swapper/011:30:020
2649091180,2phc2sys0-21swapper/310:03:463
229337699181,9cyclictest0-21swapper/209:40:012
2293376991815,1cyclictest0-21swapper/211:40:002
2293376991815,1cyclictest0-21swapper/211:40:002
229337699181,11cyclictest0-21swapper/208:00:012
229337599188,3cyclictest2466176-21/usr/sbin/munin09:23:221
229337599186,4cyclictest0-21swapper/110:23:151
229337599186,3cyclictest0-21swapper/110:53:141
2293375991816,1cyclictest2548513-21cut10:10:021
2293375991815,2cyclictest2665157-21sh11:15:011
2293375991815,2cyclictest2470843-21tune2fs09:28:151
2293375991815,2cyclictest2299967-21cpu07:15:011
2293375991815,2cyclictest1-21systemd11:30:021
2293375991810,3cyclictest0-21swapper/112:20:021
2293374991815,2cyclictest2555949-21timerandwakeup10:13:250
2293374991815,2cyclictest2344628-21aten_repower_fr07:53:110
2293374991814,3cyclictest2633066-21kthreadcore10:58:180
2293374991814,3cyclictest2383562-21kthreadcore08:23:180
2293374991814,3cyclictest2323135-21kthreadcore07:33:220
2902298170,2rtkit-daemon0-21swapper/112:31:291
2902298170,2rtkit-daemon0-21swapper/108:08:301
2649091170,4phc2sys0-21swapper/309:12:523
2649091170,2phc2sys0-21swapper/312:18:493
229337699171,6cyclictest0-21swapper/210:20:012
2293376991715,1cyclictest0-21swapper/207:15:012
2293376991714,1cyclictest0-21swapper/212:35:012
2293376991714,1cyclictest0-21swapper/208:45:012
2293376991714,1cyclictest0-21swapper/207:23:212
2293376991713,2cyclictest0-21swapper/212:20:002
229337599171,5cyclictest2440889-21diskmemload10:34:111
2293375991714,2cyclictest2784134-21cstates12:23:141
2293375991714,2cyclictest2293372-21cyclictest10:03:201
2293375991714,2cyclictest0-21swapper/107:40:011
2293375991712,3cyclictest2582253-21latency10:28:201
2293375991712,3cyclictest1296-21polkitd10:00:021
2293375991711,5cyclictest2372958-21cut08:13:191
229337599170,9cyclictest2647227-21systemctl11:05:011
2293374991714,2cyclictest2420274-21kthreadcore08:53:200
2293374991714,2cyclictest2411270-21aten_repower_cu08:48:110
2293374991714,2cyclictest2308396-21aten_repower_po07:23:120
2293374991714,2cyclictest2293372-21cyclictest12:37:240
2293374991714,2cyclictest1-21systemd08:18:230
2293374991713,3cyclictest2365440-21kthreadcore08:08:190
2293374991710,4cyclictest0-21swapper/010:00:450
2902298160,2rtkit-daemon0-21swapper/107:59:441
2649091168,2phc2sys0-21swapper/309:38:013
2649091160,3phc2sys0-21swapper/311:48:503
2649091160,3phc2sys0-21swapper/307:53:253
2649091160,2phc2sys0-21swapper/311:00:283
2649091160,2phc2sys0-21swapper/310:27:533
2649091160,2phc2sys0-21swapper/309:56:123
229337699161,8cyclictest0-21swapper/207:50:012
2293376991614,1cyclictest0-21swapper/211:35:012
2293376991613,1cyclictest0-21swapper/210:53:202
2293376991613,1cyclictest0-21swapper/209:45:012
2293376991613,1cyclictest0-21swapper/208:20:012
229337599165,4cyclictest2398967-21aten2.4-expect08:38:131
229337599163,3cyclictest2631151-21sh10:57:241
2293375991613,2cyclictest2760076-21kthreadcore12:08:201
2293375991613,2cyclictest2614312-21sh10:48:151
2293375991613,2cyclictest2508817-21kthreadcore09:48:181
2293375991613,2cyclictest2500492-21kthreadcore09:43:191
2293375991613,2cyclictest2488501-21cpuspeed_turbos09:38:131
2293375991613,2cyclictest2428792-21latency_hist09:00:021
2293375991613,2cyclictest2391216-21kthreadcore08:28:211
2293375991613,2cyclictest2293372-21cyclictest08:48:221
2293375991613,2cyclictest0-21swapper/111:40:001
2293375991613,2cyclictest0-21swapper/111:40:001
2293375991612,3cyclictest2694510-21cpuspeed_turbos11:33:131
2293375991612,3cyclictest2340327-21kthreadcore07:48:181
2293375991612,2cyclictest257-21systemd-journal08:50:021
229337499165,6cyclictest2350542-21/usr/sbin/munin07:58:230
2293374991612,2cyclictest2332107-21latency_hist07:40:020
2902298150,1rtkit-daemon0-21swapper/107:50:531
2649091150,2phc2sys0-21swapper/312:08:233
2649091150,2phc2sys0-21swapper/309:44:583
2649091150,2phc2sys0-21swapper/309:20:173
229337699159,2cyclictest0-21swapper/210:43:222
229337699151,5cyclictest0-21swapper/210:50:012
2293376991513,1cyclictest0-21swapper/212:15:012
2293376991513,1cyclictest0-21swapper/210:23:232
2293376991512,1cyclictest0-21swapper/211:53:202
2293376991512,1cyclictest0-21swapper/209:53:142
2293376991512,1cyclictest0-21swapper/209:17:402
2293376991511,2cyclictest0-21swapper/210:28:202
2293376991511,2cyclictest0-21swapper/208:35:012
229337699150,5cyclictest0-21swapper/209:25:012
229337599155,2cyclictest134050irq/121-eno107:28:141
229337599153,3cyclictest2452371-21aten2.4-expect09:18:101
229337599152,5cyclictest0-21swapper/111:45:521
2293375991513,1cyclictest2321337-21irqcore07:33:201
2293375991512,2cyclictest2375403-21gltestperf08:18:151
2293375991512,2cyclictest2333012-21sh07:43:131
2293375991511,3cyclictest2444643-21kthreadcore09:13:181
2293375991511,3cyclictest2310116-21kthreadcore07:23:181
2649191140,2ptp4l0-21swapper/310:15:003
2649091140,3phc2sys0-21swapper/308:24:313
2649091140,2phc2sys0-21swapper/312:26:233
2649091140,2phc2sys0-21swapper/311:29:003
2649091140,2phc2sys0-21swapper/311:16:363
2649091140,2phc2sys0-21swapper/310:52:513
2649091140,2phc2sys0-21swapper/310:41:163
2649091140,2phc2sys0-21swapper/310:09:073
2649091140,2phc2sys0-21swapper/309:26:413
2649091140,2phc2sys0-21swapper/308:43:113
2293376991411,1cyclictest0-21swapper/212:38:212
2293376991411,1cyclictest0-21swapper/211:28:192
2293376991411,1cyclictest0-21swapper/211:17:352
2293376991411,1cyclictest0-21swapper/210:40:012
2293376991411,1cyclictest0-21swapper/210:13:202
2293376991411,1cyclictest0-21swapper/209:55:072
2293376991411,1cyclictest0-21swapper/209:46:312
2293376991411,1cyclictest0-21swapper/209:10:012
2293376991411,1cyclictest0-21swapper/207:33:232
229337699140,1cyclictest0-21swapper/209:32:572
229337699140,12cyclictest0-21swapper/211:48:112
229337599149,4cyclictest2604576-21apt-get10:43:121
2293375991411,2cyclictest2395895-21kthreadcore08:33:211
2293375991411,2cyclictest2386263-21cron08:25:011
2293375991411,2cyclictest2302288-21aten_repower_po07:18:111
2293375991410,3cyclictest2438750-21kthreadcore09:08:191
2649091130,2phc2sys0-21swapper/312:36:083
2649091130,2phc2sys0-21swapper/312:10:433
2649091130,2phc2sys0-21swapper/311:59:013
2649091130,2phc2sys0-21swapper/311:44:103
2649091130,2phc2sys0-21swapper/311:11:133
2649091130,2phc2sys0-21swapper/311:08:023
2649091130,1phc2sys0-21swapper/309:47:403
229337699139,2cyclictest0-21swapper/211:43:202
229337699131,4cyclictest0-21swapper/210:03:132
2293376991310,1cyclictest0-21swapper/212:30:012
2293376991310,1cyclictest0-21swapper/212:03:232
2293376991310,1cyclictest0-21swapper/211:13:122
2293376991310,1cyclictest0-21swapper/211:08:202
2293376991310,1cyclictest0-21swapper/211:03:152
2293376991310,1cyclictest0-21swapper/209:30:002
2293376991310,1cyclictest0-21swapper/208:23:232
2293376991310,1cyclictest0-21swapper/207:43:142
2293376991310,1cyclictest0-21swapper/207:40:012
229337599132,3cyclictest0-21swapper/109:00:391
2293375991310,2cyclictest2357838-21irqrtprio08:03:181
26826982121,2sleep30-21swapper/311:24:413
2649091121,2phc2sys0-21swapper/308:28:193
2649091120,2phc2sys0-21swapper/308:58:263
2649091120,2phc2sys0-21swapper/308:33:123
2649091120,2phc2sys0-21swapper/308:14:053
229337699129,1cyclictest0-21swapper/211:25:012
229337699129,1cyclictest0-21swapper/209:01:092
229337699129,1cyclictest0-21swapper/208:27:212
229337699129,1cyclictest0-21swapper/208:08:142
229337699129,1cyclictest0-21swapper/207:50:292
229337699129,1cyclictest0-21swapper/207:30:012
229337699121,8cyclictest0-21swapper/211:00:012
229337699121,7cyclictest0-21swapper/209:00:012
2293376991210,1cyclictest0-21swapper/211:55:102
2293376991210,1cyclictest0-21swapper/207:15:022
229337599129,2cyclictest2406187-21irqrtprio08:43:171
229337599129,2cyclictest0-21swapper/107:10:011
2649091111,2phc2sys0-21swapper/310:21:533
2649091111,2phc2sys0-21swapper/310:19:493
2649091111,2phc2sys0-21swapper/308:03:193
2649091110,2phc2sys0-21swapper/312:23:223
2649091110,2phc2sys0-21swapper/312:01:173
2649091110,1phc2sys0-21swapper/309:04:513
229337699119,1cyclictest0-21swapper/212:22:532
229337699119,1cyclictest0-21swapper/208:45:472
229337699119,1cyclictest0-21swapper/208:13:182
229337699119,1cyclictest0-21swapper/208:00:442
229337699111,3cyclictest0-21swapper/207:10:012
2649091103,1phc2sys0-21swapper/308:48:513
2649091101,4phc2sys0-21swapper/307:43:103
2649091101,2phc2sys0-21swapper/307:50:003
2649091101,2phc2sys0-21swapper/307:38:263
2649091101,2phc2sys0-21swapper/307:08:253
2649091100,2phc2sys0-21swapper/312:31:193
2649091100,2phc2sys0-21swapper/311:50:233
2649091100,2phc2sys0-21swapper/311:38:573
2649091100,2phc2sys0-21swapper/311:38:573
2649091100,2phc2sys0-21swapper/310:55:163
2649091100,2phc2sys0-21swapper/310:30:153
2649091100,2phc2sys0-21swapper/309:30:403
2649091100,2phc2sys0-21swapper/309:17:413
2649091100,2phc2sys0-21swapper/308:38:133
2649091100,1phc2sys0-21swapper/309:50:473
229337699108,1cyclictest0-21swapper/208:50:552
264909190,3phc2sys0-21swapper/307:33:143
264909190,2phc2sys0-21swapper/311:30:303
264909190,2phc2sys0-21swapper/310:45:263
264909190,2phc2sys0-21swapper/309:08:113
264909190,2phc2sys0-21swapper/308:54:563
264909190,2phc2sys0-21swapper/308:18:173
264909190,2phc2sys0-21swapper/308:09:553
264909190,2phc2sys0-21swapper/307:27:403
264909190,2phc2sys0-21swapper/307:16:213
264909190,2phc2sys0-21swapper/307:13:183
264909181,2phc2sys0-21swapper/307:21:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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