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2026-04-03 - 18:38
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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 highest latencies:
System rack1slot3.osadl.org (updated Fri Apr 03, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
258516699140,12cyclictest0-21swapper/311:40:153
258516699130,11cyclictest0-21swapper/311:20:123
2585166991211,0cyclictest0-21swapper/310:25:013
258516699120,11cyclictest0-21swapper/310:05:023
258516699120,11cyclictest0-21swapper/308:30:113
2585166991111,0cyclictest0-21swapper/308:10:123
2585166991111,0cyclictest0-21swapper/307:40:013
2585166991110,0cyclictest0-21swapper/310:40:123
2585166991110,0cyclictest0-21swapper/308:50:173
2585166991110,0cyclictest0-21swapper/308:05:113
258516699110,8cyclictest0-21swapper/312:10:003
258516699110,10cyclictest0-21swapper/309:00:173
258516699110,0cyclictest0-21swapper/310:15:183
258516699110,0cyclictest0-21swapper/309:25:163
258516699109,0cyclictest0-21swapper/312:30:163
258516699109,0cyclictest0-21swapper/311:55:133
258516699109,0cyclictest0-21swapper/307:15:103
258516699108,1cyclictest0-21swapper/312:15:123
2585166991010,0cyclictest0-21swapper/311:45:113
2585166991010,0cyclictest0-21swapper/311:30:013
2585166991010,0cyclictest0-21swapper/310:45:193
2585166991010,0cyclictest0-21swapper/310:45:193
2585166991010,0cyclictest0-21swapper/310:25:123
2585166991010,0cyclictest0-21swapper/308:20:133
258516699100,9cyclictest0-21swapper/311:00:133
258516699100,9cyclictest0-21swapper/310:00:183
258516699100,10cyclictest0-21swapper/310:10:153
258516699100,0cyclictest0-21swapper/309:35:123
258516699100,0cyclictest0-21swapper/308:55:173
258516699100,0cyclictest0-21swapper/307:59:553
25851669999,0cyclictest0-21swapper/312:20:203
25851669999,0cyclictest0-21swapper/311:50:153
25851669999,0cyclictest0-21swapper/310:34:133
25851669999,0cyclictest0-21swapper/309:45:163
25851669999,0cyclictest0-21swapper/309:20:173
25851669999,0cyclictest0-21swapper/309:10:113
25851669998,0cyclictest0-21swapper/311:10:123
25851669998,0cyclictest0-21swapper/307:25:103
25851669990,8cyclictest0-21swapper/308:25:173
25851669990,0cyclictest0-21swapper/308:45:103
2583995291,5sleep30-21swapper/307:05:173
25851669988,0cyclictest0-21swapper/309:40:113
25851669988,0cyclictest0-21swapper/309:05:173
25851669988,0cyclictest0-21swapper/308:40:123
25851669988,0cyclictest0-21swapper/307:50:173
25851669988,0cyclictest0-21swapper/307:40:123
25851669988,0cyclictest0-21swapper/307:30:163
25851669987,0cyclictest0-21swapper/311:08:433
25851669987,0cyclictest0-21swapper/307:10:113
25851669980,0cyclictest0-21swapper/312:30:003
25851669977,0cyclictest0-21swapper/311:37:033
25851669977,0cyclictest0-21swapper/311:18:443
25851669977,0cyclictest0-21swapper/308:15:173
25851669977,0cyclictest0-21swapper/307:45:113
25851669970,0cyclictest0-21swapper/312:10:123
25851669966,0cyclictest0-21swapper/312:00:163
25851669965,0cyclictest0-21swapper/309:50:123
25851669965,0cyclictest0-21swapper/309:30:123
25851669965,0cyclictest0-21swapper/307:20:123
25851669960,0cyclictest0-21swapper/308:05:013
14039860,5rtkit-daemon766-21snmpd07:22:210
25851669955,0cyclictest0-21swapper/309:57:523
25851669954,0cyclictest0-21swapper/312:36:233
25851669954,0cyclictest0-21swapper/311:30:113
25851669954,0cyclictest0-21swapper/310:55:583
25851669954,0cyclictest0-21swapper/309:15:103
2583340251,2sleep20-21swapper/207:05:122
14039850,3rtkit-daemon2639911-21ps09:25:161
14039850,2rtkit-daemon1-21systemd07:05:070
2686085240,3sleep02686336-21/usr/sbin/munin11:15:180
2656017240,3sleep22656264-21diskstats10:05:162
2595360242,2sleep0766-21snmpd07:32:480
25851669944,0cyclictest0-21swapper/310:35:183
25851669944,0cyclictest0-21swapper/308:36:413
25851669940,2cyclictest0-21swapper/310:50:113
2583246240,2sleep12583339-21aten_r1power_fr07:05:111
14039840,2rtkit-daemon769-21ntpd10:33:171
14039840,2rtkit-daemon766-21snmpd12:26:061
14039840,2rtkit-daemon766-21snmpd10:25:261
14039840,2rtkit-daemon1-21systemd10:15:421
14039840,2rtkit-daemon1-21systemd10:03:091
14039840,2rtkit-daemon1-21systemd09:42:411
14039840,2rtkit-daemon1-21systemd07:10:220
14039840,0rtkit-daemon0-21swapper/108:40:201
2693548230,2sleep22693819-21df_inode11:35:132
2693395230,1sleep02693421-21apt-get11:35:110
2658688230,0sleep10-21swapper/110:10:191
2613699230,1sleep22613961-21df_inode08:20:132
14039830,2rtkit-daemon766-21snmpd08:30:281
14039830,2rtkit-daemon328-21plymouthd08:21:141
14039830,2rtkit-daemon328-21plymouthd07:44:170
14039830,2rtkit-daemon1410-21sendmail-mta10:36:091
14039830,2rtkit-daemon1410-21sendmail-mta08:00:130
14039830,2rtkit-daemon1-21systemd11:36:251
14039830,1rtkit-daemon769-21ntpd09:32:231
14039830,1rtkit-daemon766-21snmpd11:30:141
14039830,1rtkit-daemon766-21snmpd11:23:401
14039830,1rtkit-daemon691-21gmain10:20:561
14039830,1rtkit-daemon622-21wpa_supplicant09:45:031
14039830,1rtkit-daemon328-21plymouthd12:37:431
14039830,1rtkit-daemon328-21plymouthd12:05:151
14039830,1rtkit-daemon328-21plymouthd10:47:001
14039830,1rtkit-daemon328-21plymouthd10:47:001
14039830,1rtkit-daemon328-21plymouthd09:50:301
14039830,1rtkit-daemon328-21plymouthd08:10:170
14039830,1rtkit-daemon2638319-21ssh09:20:211
14039830,1rtkit-daemon1410-21sendmail-mta11:10:341
14039830,1rtkit-daemon1-21systemd12:15:441
14039830,1rtkit-daemon1-21systemd11:56:471
14039830,1rtkit-daemon1-21systemd11:45:021
14039830,1rtkit-daemon1-21systemd11:43:411
14039830,1rtkit-daemon1-21systemd11:25:291
14039830,1rtkit-daemon1-21systemd11:17:591
14039830,1rtkit-daemon1-21systemd11:09:111
14039830,1rtkit-daemon1-21systemd10:55:111
14039830,1rtkit-daemon1-21systemd09:57:021
14039830,1rtkit-daemon1-21systemd09:17:001
14039830,1rtkit-daemon1-21systemd08:55:121
14039830,1rtkit-daemon1-21systemd07:25:030
14039830,0rtkit-daemon328-21plymouthd10:09:021
14039830,0rtkit-daemon0-21swapper/112:31:211
14039830,0rtkit-daemon0-21swapper/112:00:241
14039830,0rtkit-daemon0-21swapper/111:01:401
14039830,0rtkit-daemon0-21swapper/007:45:120
2710474220,1sleep00-21swapper/012:15:140
2709048220,0sleep00-21swapper/012:10:190
2682959220,1sleep20-21swapper/211:10:122
2676406220,0sleep00-21swapper/010:54:460
2669873220,1sleep20-21swapper/210:37:222
2658533220,1sleep02658687-21ntp_states10:10:180
2655243220,1sleep00-21swapper/010:04:260
2650089220,1sleep22650225-21grep09:50:192
2646871220,1sleep00-21swapper/009:44:120
2626058220,1sleep02626191-21sendmail_mailst08:50:170
2607785220,1sleep12607890-21aten2.4-expect08:05:111
2606292220,0sleep20-21swapper/208:00:162
2604049220,1sleep02604131-21irqstats07:55:140
14039820,1rtkit-daemon769-21ntpd08:15:411
14039820,1rtkit-daemon766-21snmpd08:25:141
14039820,1rtkit-daemon691-21gmain12:20:161
14039820,1rtkit-daemon328-21plymouthd08:35:191
14039820,1rtkit-daemon2587328-21munin-node09:01:011
14039820,1rtkit-daemon1-21systemd08:50:111
14039820,0rtkit-daemon328-21plymouthd07:35:240
14039820,0rtkit-daemon328-21plymouthd07:15:310
14039820,0rtkit-daemon0-21swapper/112:10:051
14039820,0rtkit-daemon0-21swapper/111:50:081
14039820,0rtkit-daemon0-21swapper/110:50:161
14039820,0rtkit-daemon0-21swapper/110:40:151
14039820,0rtkit-daemon0-21swapper/109:35:021
14039820,0rtkit-daemon0-21swapper/109:10:161
14039820,0rtkit-daemon0-21swapper/109:05:211
14039820,0rtkit-daemon0-21swapper/108:45:111
14039820,0rtkit-daemon0-21swapper/008:05:170
14039820,0rtkit-daemon0-21swapper/007:50:100
2720429210,0sleep00-21swapper/012:36:470
2718453210,0sleep20-21swapper/212:35:022
2716805210,0sleep20-21swapper/212:30:132
2716621210,0sleep00-21swapper/012:30:110
2714696210,0sleep00-21swapper/012:25:150
2714539210,0sleep20-21swapper/212:25:122
2712976210,0sleep20-21swapper/212:20:162
2712643210,0sleep00-21swapper/012:20:140
2711839210,0sleep20-21swapper/212:17:002
2708269210,0sleep20-21swapper/212:10:132
2707165210,0sleep20-21swapper/212:05:192
2706921210,0sleep02707021-21pmu-power12:05:170
2705507210,0sleep00-21swapper/012:01:130
2705434210,0sleep20-21swapper/212:00:352
2702434210,0sleep20-21swapper/211:55:162
2701486210,0sleep00-21swapper/011:55:010
2700212210,0sleep00-21swapper/011:50:160
2699917210,0sleep20-21swapper/211:50:142
2699121210,0sleep20-21swapper/211:47:302
2696814210,0sleep00-21swapper/011:40:280
2695945210,0sleep20-21swapper/211:40:192
2692863210,0sleep20-21swapper/211:32:342
2691310210,0sleep00-21swapper/011:30:120
2690165210,0sleep00-21swapper/011:25:190
2689912210,0sleep20-21swapper/211:25:172
2687140210,0sleep00-21swapper/011:20:060
2686345210,0sleep20-21swapper/211:15:212
2683114210,0sleep00-21swapper/011:10:140
2681771210,1sleep00-21swapper/011:05:180
2680885210,0sleep20-21swapper/211:05:112
2679645210,0sleep20-21swapper/211:00:192
2678822210,0sleep00-21swapper/011:00:130
2678297210,0sleep20-21swapper/210:58:032
2678151210,0sleep00-21swapper/010:56:450
2676273210,0sleep20-21swapper/210:53:362
2673528210,0sleep00-21swapper/010:45:200
2673528210,0sleep00-21swapper/010:45:200
2673295210,0sleep20-21swapper/210:45:182
2673295210,0sleep20-21swapper/210:45:182
2671785210,0sleep20-21swapper/210:40:392
2671168210,0sleep00-21swapper/010:40:160
2669314210,0sleep00-21swapper/010:35:200
2667719210,1sleep00-21swapper/010:31:440
2665500210,1sleep00-21swapper/010:25:310
2664964210,0sleep20-21swapper/210:25:172
2663061210,0sleep00-21swapper/010:20:190
2662775210,0sleep20-21swapper/210:20:172
2661657210,1sleep00-21swapper/010:18:340
2660048210,0sleep20-21swapper/210:15:132
2659558210,0sleep20-21swapper/210:13:282
2655343210,0sleep00-21swapper/010:05:030
2652350210,0sleep20-21swapper/209:55:192
2651126210,0sleep00-21swapper/009:55:010
2649298210,0sleep00-21swapper/009:50:140
2648783210,0sleep20-21swapper/209:47:432
2646098210,0sleep20-21swapper/209:40:182
2643527210,0sleep00-21swapper/009:35:170
2643169210,0sleep20-21swapper/209:35:152
2641810210,0sleep20-21swapper/209:30:172
2641025210,0sleep00-21swapper/009:30:110
2639398210,0sleep20-21swapper/209:25:132
2637197210,0sleep20-21swapper/209:20:142
2637013210,0sleep00-21swapper/009:20:110
2635424210,0sleep00-21swapper/009:15:150
2635031210,0sleep20-21swapper/209:15:122
2634263210,0sleep20-21swapper/209:10:202
2633865210,0sleep00-21swapper/009:10:190
2631247210,0sleep00-21swapper/009:05:140
2631046210,0sleep20-21swapper/209:05:122
2629581210,0sleep20-21swapper/209:00:162
2629258210,0sleep00-21swapper/009:00:140
2628131210,0sleep00-21swapper/008:55:170
2627818210,0sleep20-21swapper/208:55:162
2626362210,0sleep20-21swapper/208:50:192
2624702210,0sleep20-21swapper/208:45:392
2623797210,0sleep00-21swapper/008:45:140
2621902210,0sleep20-21swapper/208:40:152
2621499210,0sleep00-21swapper/008:40:120
2620513210,0sleep20-21swapper/208:35:182
2620268210,0sleep00-21swapper/008:35:160
2619022210,0sleep00-21swapper/008:34:570
2615629210,0sleep20-21swapper/208:25:132
2615445210,0sleep00-21swapper/008:25:110
2613534210,0sleep00-21swapper/008:20:110
2607267210,0sleep20-21swapper/208:05:002
2606837210,0sleep10-21swapper/108:00:191
2605089210,0sleep10-21swapper/107:57:351
2604333210,0sleep20-21swapper/207:55:162
2603034210,0sleep20-21swapper/207:50:442
2601704210,0sleep10-21swapper/107:50:111
2600344210,0sleep2328-21plymouthd07:45:152
2600235210,0sleep10-21swapper/107:45:141
2596783210,0sleep20-21swapper/207:35:192
2596629210,0sleep10-21swapper/107:35:181
2594480210,0sleep20-21swapper/207:30:142
2593854210,0sleep10-21swapper/107:30:011
2590213210,0sleep20-21swapper/207:20:142
2589515210,0sleep10-21swapper/107:20:001
2588806210,0sleep20-21swapper/207:15:172
2585451210,0sleep20-21swapper/207:10:022
2584887210,0sleep10-21swapper/107:10:011
14039810,0rtkit-daemon1402-21rtkit-daemon08:15:060
2697566200,0sleep00-21swapper/011:45:050
2687133200,0sleep20-21swapper/211:20:042
2666009200,0sleep20-21swapper/210:30:012
2653466200,0sleep20-21swapper/210:00:042
2647205200,0sleep00-21swapper/009:45:040
2639010200,0sleep00-21swapper/009:25:040
2617344200,0sleep20-21swapper/208:30:022
2611353200,0sleep20-21swapper/208:15:022
2609677200,0sleep10-21swapper/108:10:041
2609441200,0sleep20-21swapper/208:10:012
2597866200,0sleep20-21swapper/207:40:032
2597865200,0sleep10-21swapper/107:40:021
2591684200,0sleep20-21swapper/207:25:022
2591484200,0sleep10-21swapper/107:25:021
2587131200,0sleep10-21swapper/107:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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