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2026-04-09 - 17:20
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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 highest latencies:
System rack1slot3.osadl.org (updated Thu Apr 09, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
235530199130,11cyclictest0-21swapper/307:50:113
235530199124,5cyclictest0-21swapper/311:30:113
2355301991210,1cyclictest0-21swapper/311:25:123
2355301991210,1cyclictest0-21swapper/307:37:593
235530199120,11cyclictest0-21swapper/312:15:183
235530199120,11cyclictest0-21swapper/310:55:103
235530199120,11cyclictest0-21swapper/310:35:133
235530199120,11cyclictest0-21swapper/309:55:183
235530199120,11cyclictest0-21swapper/309:10:123
235530199120,11cyclictest0-21swapper/309:10:013
235530199120,11cyclictest0-21swapper/307:15:123
235530199120,10cyclictest0-21swapper/311:45:113
235530199120,10cyclictest0-21swapper/310:15:153
235530199119,1cyclictest0-21swapper/312:10:113
2355301991111,0cyclictest0-21swapper/307:10:003
2355301991110,0cyclictest0-21swapper/310:40:123
2355301991110,0cyclictest0-21swapper/310:30:143
2355301991110,0cyclictest0-21swapper/309:20:133
235530199110,8cyclictest0-21swapper/310:50:153
235530199110,10cyclictest0-21swapper/310:10:173
235530199110,0cyclictest0-21swapper/311:50:113
235530199110,0cyclictest0-21swapper/309:00:173
235530199110,0cyclictest0-21swapper/308:40:113
235530199110,0cyclictest0-21swapper/307:45:163
235530199109,0cyclictest0-21swapper/309:50:093
235530199109,0cyclictest0-21swapper/308:30:113
235530199109,0cyclictest0-21swapper/307:30:143
2355301991010,0cyclictest0-21swapper/312:25:023
2355301991010,0cyclictest0-21swapper/311:05:193
2355301991010,0cyclictest0-21swapper/308:54:573
2355301991010,0cyclictest0-21swapper/308:25:173
2355301991010,0cyclictest0-21swapper/308:20:113
235530199100,9cyclictest0-21swapper/309:35:183
235530199100,0cyclictest0-21swapper/312:07:483
235530199100,0cyclictest0-21swapper/308:20:003
23553019999,0cyclictest0-21swapper/311:40:193
23553019999,0cyclictest0-21swapper/310:45:203
23553019999,0cyclictest0-21swapper/309:45:113
23553019999,0cyclictest0-21swapper/308:35:123
23553019999,0cyclictest0-21swapper/307:40:143
23553019998,0cyclictest0-21swapper/308:10:113
23553019990,8cyclictest0-21swapper/308:05:213
23553019990,0cyclictest0-21swapper/311:35:173
23553019990,0cyclictest0-21swapper/307:20:103
23553019988,0cyclictest0-21swapper/312:39:593
23553019988,0cyclictest0-21swapper/312:35:013
23553019988,0cyclictest0-21swapper/311:58:363
23553019983,0cyclictest0-21swapper/308:55:013
23553019980,0cyclictest0-21swapper/308:00:013
23553019977,0cyclictest0-21swapper/311:10:193
23553019977,0cyclictest0-21swapper/310:20:113
23553019977,0cyclictest0-21swapper/310:05:143
23553019977,0cyclictest0-21swapper/309:35:023
23553019977,0cyclictest0-21swapper/308:00:123
2354784271,4sleep30-21swapper/307:05:383
23553019966,0cyclictest0-21swapper/311:20:153
23553019966,0cyclictest0-21swapper/311:00:193
23553019965,0cyclictest0-21swapper/309:25:113
23553019960,3cyclictest0-21swapper/307:25:193
14039860,3rtkit-daemon0-21swapper/107:05:071
2403681250,0sleep12403831-21ntp_states09:10:161
23553019955,0cyclictest0-21swapper/312:05:013
23553019955,0cyclictest0-21swapper/311:15:123
23553019955,0cyclictest0-21swapper/309:45:013
23553019955,0cyclictest0-21swapper/308:50:013
23553019951,2cyclictest0-21swapper/309:15:123
23553019950,2cyclictest0-21swapper/310:25:123
23553019950,0cyclictest0-21swapper/312:25:133
2430518240,3sleep12430728-21ntp_kernel_pll_10:15:161
2355043242,1sleep20-21swapper/207:08:542
14039840,2rtkit-daemon766-21snmpd12:17:531
14039840,2rtkit-daemon621-21systemd-logind12:23:581
14039840,2rtkit-daemon621-21systemd-logind11:03:581
14039840,2rtkit-daemon2368293-21ntp_states07:40:171
14039840,2rtkit-daemon2357343-21munin-node10:30:121
14039840,2rtkit-daemon2117-21packagekitd10:25:211
14039840,2rtkit-daemon1-21systemd12:28:211
14039840,2rtkit-daemon1-21systemd10:07:311
14039840,2rtkit-daemon1-21systemd08:06:521
14039840,1rtkit-daemon766-21snmpd09:55:151
14039840,1rtkit-daemon1322-21cron11:15:001
2466385230,1sleep12466535-21ntp_states11:40:181
2438617230,2sleep22438353-21/usr/sbin/munin10:35:142
2374496230,0sleep20-21swapper/207:55:262
2357114230,2sleep02357128-21munin-run07:15:000
23553019930,2cyclictest2423729-21taskset10:00:003
2354864231,1sleep00-21swapper/007:06:360
14039830,2rtkit-daemon766-21snmpd12:32:021
14039830,2rtkit-daemon418-21systemd-journal12:01:541
14039830,2rtkit-daemon2357343-21munin-node08:20:011
14039830,1rtkit-daemon769-21ntpd12:07:441
14039830,1rtkit-daemon769-21ntpd11:35:141
14039830,1rtkit-daemon769-21ntpd07:11:561
14039830,1rtkit-daemon766-21snmpd11:30:131
14039830,1rtkit-daemon766-21snmpd08:50:491
14039830,1rtkit-daemon766-21snmpd07:56:521
14039830,1rtkit-daemon691-21gmain10:22:101
14039830,1rtkit-daemon622-21wpa_supplicant09:17:461
14039830,1rtkit-daemon615-21rsyslogd10:10:271
14039830,1rtkit-daemon606-21avahi-daemon10:40:541
14039830,1rtkit-daemon592-21rpcbind07:52:191
14039830,1rtkit-daemon328-21plymouthd09:50:301
14039830,1rtkit-daemon328-21plymouthd09:41:461
14039830,1rtkit-daemon328-21plymouthd07:25:101
14039830,1rtkit-daemon2490007-21users12:35:191
14039830,1rtkit-daemon2366043-21latency07:35:141
14039830,1rtkit-daemon2357343-21munin-node12:10:501
14039830,1rtkit-daemon2357343-21munin-node11:23:391
14039830,1rtkit-daemon2357343-21munin-node07:20:391
14039830,1rtkit-daemon1-21systemd11:55:231
14039830,1rtkit-daemon1-21systemd11:51:161
14039830,1rtkit-daemon1-21systemd11:46:201
14039830,1rtkit-daemon1-21systemd11:16:591
14039830,1rtkit-daemon1-21systemd10:57:191
14039830,1rtkit-daemon1-21systemd10:00:521
14039830,1rtkit-daemon1-21systemd09:31:011
14039830,1rtkit-daemon1-21systemd08:40:191
14039830,1rtkit-daemon1-21systemd08:37:541
14039830,1rtkit-daemon1-21systemd07:45:231
14039830,1rtkit-daemon0-21swapper/111:26:271
14039830,0rtkit-daemon328-21plymouthd10:51:231
2481981220,0sleep00-21swapper/012:18:110
2472166220,1sleep02472437-21df_inode11:55:140
2470702220,1sleep02470834-21mailstats11:50:170
2467329220,0sleep00-21swapper/011:42:410
2455766220,1sleep02455930-21memory11:15:150
2444260220,2sleep02444264-21ssh10:49:050
2436004220,0sleep00-21swapper/010:29:570
2397167220,1sleep02397465-21df08:55:140
2389579220,1sleep22389731-21memory08:35:152
2380920220,1sleep02380959-21cut08:15:120
2367556220,1sleep02367692-21/usr/sbin/munin07:40:140
2358794220,0sleep20-21swapper/207:15:192
14039820,1rtkit-daemon766-21snmpd09:45:061
14039820,1rtkit-daemon766-21snmpd08:30:141
14039820,1rtkit-daemon766-21snmpd08:00:151
14039820,1rtkit-daemon328-21plymouthd08:25:151
14039820,1rtkit-daemon2357343-21munin-node09:00:061
14039820,1rtkit-daemon1410-21sendmail-mta10:45:221
14039820,0rtkit-daemon328-21plymouthd10:35:021
14039820,0rtkit-daemon328-21plymouthd09:26:511
14039820,0rtkit-daemon328-21plymouthd09:20:061
14039820,0rtkit-daemon0-21swapper/111:05:081
14039820,0rtkit-daemon0-21swapper/109:35:291
14039820,0rtkit-daemon0-21swapper/109:05:181
14039820,0rtkit-daemon0-21swapper/108:55:161
14039820,0rtkit-daemon0-21swapper/108:45:121
14039820,0rtkit-daemon0-21swapper/108:15:011
14039820,0rtkit-daemon0-21swapper/108:10:181
14039820,0rtkit-daemon0-21swapper/107:30:041
14039820,0rtkit-daemon0-21swapper/107:15:071
2490272210,0sleep20-21swapper/212:37:392
2490075210,0sleep00-21swapper/012:35:520
2488186210,0sleep00-21swapper/012:32:360
2486379210,0sleep20-21swapper/212:30:022
2484807210,0sleep00-21swapper/012:25:160
2482556210,0sleep20-21swapper/212:20:132
2480385210,0sleep20-21swapper/212:15:132
2479974210,0sleep00-21swapper/012:13:520
2478399210,0sleep20-21swapper/212:10:132
2477340210,0sleep00-21swapper/012:05:180
2475934210,0sleep20-21swapper/212:04:562
2472008210,0sleep20-21swapper/211:55:132
2469927210,0sleep20-21swapper/211:50:112
2469337210,1sleep00-21swapper/011:47:020
2467845210,0sleep20-21swapper/211:45:112
2463900210,0sleep20-21swapper/211:35:142
2461640210,0sleep00-21swapper/011:30:120
2461561210,0sleep20-21swapper/211:30:032
2460965210,1sleep02402822-21diskmemload11:26:480
2458950210,1sleep00-21swapper/011:22:240
2458459210,0sleep20-21swapper/211:20:172
2456836210,0sleep20-21swapper/211:17:182
2453559210,0sleep00-21swapper/011:10:150
2452978210,0sleep20-21swapper/211:10:012
2452618210,0sleep2328-21plymouthd11:06:482
2451254210,0sleep00-21swapper/011:05:150
2449788210,0sleep00-21swapper/011:00:180
2449503210,0sleep20-21swapper/211:00:162
2447217210,1sleep00-21swapper/010:55:140
2446884210,0sleep20-21swapper/210:55:122
2446019210,0sleep20-21swapper/210:51:122
2444985210,0sleep00-21swapper/010:50:130
2442969210,0sleep20-21swapper/210:45:152
2442234210,0sleep20-21swapper/210:44:352
2440183210,0sleep00-21swapper/010:40:020
2438098210,0sleep00-21swapper/010:35:000
2437575210,0sleep20-21swapper/210:30:222
2436419210,0sleep00-21swapper/010:30:120
2434169210,0sleep20-21swapper/210:25:032
2433703210,0sleep20-21swapper/210:22:582
2432129210,0sleep00-21swapper/010:20:120
2431676210,0sleep20-21swapper/210:18:412
2430435210,0sleep00-21swapper/010:15:150
2429679210,0sleep20-21swapper/210:14:302
2428989210,0sleep00-21swapper/010:10:190
2426257210,0sleep00-21swapper/010:05:150
2425580210,0sleep20-21swapper/210:05:012
2424429210,0sleep20-21swapper/210:00:162
2424178210,0sleep00-21swapper/010:00:150
2422084210,0sleep00-21swapper/009:55:140
2421736210,0sleep20-21swapper/209:55:122
2421180210,1sleep20-21swapper/209:53:082
2419561210,0sleep00-21swapper/009:50:100
2419294210,0sleep20-21swapper/209:49:532
2418841210,0sleep00-21swapper/009:45:500
2416977210,0sleep20-21swapper/209:42:472
2416887210,1sleep00-21swapper/009:41:570
2414817210,0sleep20-21swapper/209:36:552
2413376210,0sleep00-21swapper/009:35:130
2411596210,0sleep20-21swapper/209:30:152
2411248210,0sleep00-21swapper/009:30:120
2410589210,0sleep20-21swapper/209:27:302
2410515210,0sleep00-21swapper/009:26:480
2408506210,0sleep00-21swapper/009:21:490
2406789210,0sleep20-21swapper/209:20:022
2405178210,0sleep20-21swapper/209:15:142
2405044210,0sleep00-21swapper/009:15:110
2404562210,0sleep00-21swapper/009:12:230
2401383210,0sleep00-21swapper/009:05:160
2401149210,0sleep20-21swapper/209:05:142
2400902210,0sleep20-21swapper/209:05:012
2399236210,0sleep00-21swapper/009:00:110
2397033210,1sleep2766-21snmpd08:55:042
2395712210,0sleep00-21swapper/008:50:180
2393860210,0sleep00-21swapper/008:45:180
2391311210,0sleep00-21swapper/008:40:140
2389219210,0sleep00-21swapper/008:35:130
2387386210,0sleep00-21swapper/008:30:130
2387202210,0sleep20-21swapper/208:30:112
2385292210,0sleep00-21swapper/008:25:130
2383833210,0sleep00-21swapper/008:20:160
2382240210,0sleep20-21swapper/208:15:382
2380423210,0sleep00-21swapper/008:11:480
2378798210,0sleep20-21swapper/208:10:022
2378665210,0sleep00-21swapper/008:08:470
2375176210,1sleep00-21swapper/008:00:040
2374615210,1sleep00-21swapper/007:56:070
2372989210,0sleep20-21swapper/207:54:492
2372388210,0sleep00-21swapper/007:50:180
2370678210,0sleep20-21swapper/207:45:202
2370254210,0sleep00-21swapper/007:45:190
2366892210,0sleep00-21swapper/007:36:370
2366169210,0sleep20-21swapper/207:35:152
2364424210,0sleep00-21swapper/007:30:170
2359992210,0sleep00-21swapper/007:20:130
2359758210,0sleep20-21swapper/207:20:102
2358554210,0sleep00-21swapper/007:15:160
2355441210,0sleep20-21swapper/207:10:062
2484296200,0sleep20-21swapper/212:25:012
2482449200,0sleep00-21swapper/012:20:030
2476181200,0sleep20-21swapper/212:05:042
2473997200,0sleep00-21swapper/012:00:020
2465748200,0sleep20-21swapper/211:40:032
2463649200,0sleep00-21swapper/011:35:040
2459327200,0sleep20-21swapper/211:25:022
2402813200,0sleep20-21swapper/209:10:012
2394859200,0sleep20-21swapper/208:50:052
2392948200,0sleep20-21swapper/208:45:042
2391037200,0sleep20-21swapper/208:40:032
2385279200,0sleep20-21swapper/208:25:022
2383105200,0sleep20-21swapper/208:20:022
2376852200,0sleep20-21swapper/208:05:012
2374919200,0sleep20-21swapper/208:00:012
2367515200,0sleep20-21swapper/207:40:042
2363571200,0sleep20-21swapper/207:30:042
2361658200,0sleep20-21swapper/207:25:032
2361423200,0sleep00-21swapper/007:25:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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