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2026-09-24 - 01:06
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot4.osadl.org (updated Wed Sep 23, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745299814,71cyclictest0-21swapper/010:03:410
745299803,71cyclictest0-21swapper/011:16:490
745299803,71cyclictest0-21swapper/009:22:310
745299795,68cyclictest0-21swapper/008:46:320
745299762,69cyclictest22306-21ssh10:15:100
745299762,69cyclictest22306-21ssh10:15:100
745299743,64cyclictest27365-21ssh08:53:440
745299724,62cyclictest0-21swapper/009:38:030
746899712,62cyclictest3354-21grep10:32:193
745299716,59cyclictest0-21swapper/008:11:330
745299714,61cyclictest0-21swapper/009:05:310
745299705,59cyclictest0-21swapper/011:06:390
745299703,61cyclictest21601-21/usr/sbin/munin10:57:100
7452997011,54cyclictest0-21swapper/008:29:510
7452997010,54cyclictest0-21swapper/010:50:390
745299696,57cyclictest0-21swapper/009:46:280
745299694,59cyclictest0-21swapper/008:25:590
745299693,60cyclictest7569-21ssh10:38:050
745299692,61cyclictest6602-21ssh09:53:300
745299692,4cyclictest12992sleep008:18:330
745299688,55cyclictest0-21swapper/008:13:270
745299685,57cyclictest0-21swapper/011:30:400
745299684,58cyclictest0-21swapper/008:40:180
745299683,59cyclictest5055-21/usr/sbin/munin09:07:150
745299683,59cyclictest23325-21ssh08:48:020
745299683,59cyclictest23325-21ssh08:48:020
745299683,59cyclictest0-21swapper/009:17:450
745299682,60cyclictest9079-21grep09:12:220
745299682,60cyclictest22113-21ssh09:31:230
745299682,60cyclictest22113-21ssh09:31:230
745299682,60cyclictest1790-21ssh10:31:440
746899672,59cyclictest26288-21ps08:52:173
745299675,56cyclictest0-21swapper/011:25:430
745299675,55cyclictest0-21swapper/011:09:050
745299673,58cyclictest12262-21ssh10:45:130
745299673,57cyclictest10986-21/usr/sbin/munin08:32:060
745299672,59cyclictest9413-21ssh09:57:140
745299672,59cyclictest30965-21ssh08:58:300
745299666,55cyclictest0-21swapper/009:32:490
745299665,56cyclictest0-21swapper/010:18:130
745299665,55cyclictest0-21swapper/010:23:230
745299665,55cyclictest0-21swapper/008:02:460
745299665,55cyclictest0-21swapper/008:02:460
745299663,57cyclictest3495-21users10:32:200
745299663,57cyclictest2934-21ssh09:48:400
745299663,57cyclictest17280-21users10:07:220
745299663,57cyclictest17280-21users10:07:220
745299662,58cyclictest1584-21ssh11:13:430
745299662,30cyclictest20200-21ssh10:56:130
745699649,49cyclictest572-21gdbus07:01:521
7456996011,43cyclictest5607-21/usr/sbin/munin07:22:231
7456995815,37cyclictest25027-21ssh10:18:011
745699573,48cyclictest0-21swapper/109:59:421
7468995624,27cyclictest937-21/usr/sbin/munin09:47:143
745699569,41cyclictest4760-21missed_timers09:07:091
745699563,8cyclictest23771-21ntp_states06:42:151
7456995610,40cyclictest11218-21/usr/sbin/munin07:37:061
7468995522,28cyclictest3719-21idleruntime11:17:033
7468995522,27cyclictest4466-21ntpq07:17:133
7468995520,29cyclictest12167-21missed_timers09:17:103
715025510,16sleep10-21swapper/106:01:081
689925512,36sleep30-21swapper/305:58:093
7468995425,25cyclictest1871-21basename07:12:023
7468995422,27cyclictest30816-21grep10:26:593
7468995417,32cyclictest643-21runrttasks10:02:523
7468995416,32cyclictest18326-21switchtime06:27:203
745699549,39cyclictest643-21runrttasks06:41:171
745699540,49cyclictest20372-21kworker/1:208:07:331
7468995320,27cyclictest3102-21/usr/sbin/munin08:22:143
7468995314,32cyclictest31274-21ntpq07:02:163
746399534,43cyclictest0-21swapper/209:53:212
746399533,44cyclictest19152-21ssh10:53:562
745699539,38cyclictest0-21swapper/106:02:091
745699538,39cyclictest17406-21/usr/sbin/munin06:27:221
745699538,39cyclictest11799-21/usr/sbin/munin06:12:091
7456995315,33cyclictest20614-21ssh08:01:571
7456995315,33cyclictest20614-21ssh08:01:571
706825310,15sleep20-21swapper/206:00:092
746899527,37cyclictest6069-21fschecks_count10:37:013
746899522,8cyclictest1-21systemd11:26:473
7468995218,29cyclictest24958-21idleruntime11:02:073
7468995213,32cyclictest21846-21sort08:47:043
7468995213,32cyclictest21846-21sort08:47:043
745699529,37cyclictest0-21swapper/108:20:281
745699527,39cyclictest19301-21grep06:32:031
745699526,40cyclictest24359-21ls11:01:471
745699526,40cyclictest14147-21open_inodes10:47:121
745699526,40cyclictest11152-21latency_hist07:36:521
7456995214,7cyclictest31827-21ssh09:00:251
7456995211,35cyclictest0-21swapper/108:55:371
7456995210,36cyclictest2501-21taskset09:04:001
7456995210,10cyclictest7481-21/usr/sbin/munin07:27:061
745299523,43cyclictest29897-21users06:57:260
7468995121,26cyclictest643-21runrttasks10:21:513
7468995120,26cyclictest4534-21idleruntime09:07:053
7468995119,27cyclictest23016-21/usr/sbin/munin06:42:103
7468995119,26cyclictest16092-21forks10:07:033
7468995119,26cyclictest16092-21forks10:07:033
7468995118,28cyclictest18491-21kernelversion08:42:123
7468995116,30cyclictest21197-21idleruntime10:57:023
7468995116,30cyclictest19942-21switchtime09:27:183
7468995116,30cyclictest19942-21switchtime09:27:183
7468995116,29cyclictest27974-21sed06:52:213
7468995116,29cyclictest27974-21sed06:52:213
7468995116,28cyclictest15779-21fschecks_count06:22:093
7468995114,31cyclictest9540-21fschecks_count07:32:063
746399515,17cyclictest0-21swapper/208:49:182
746399515,17cyclictest0-21swapper/208:49:182
745699519,37cyclictest10721-21runrttasks06:07:181
745699518,38cyclictest564-21dbus-daemon08:26:511
745699518,37cyclictest18711-21/usr/sbin/munin07:57:191
745699518,37cyclictest1640-21latency_hist07:11:531
745699518,37cyclictest14959-21/usr/sbin/munin07:47:091
745699518,37cyclictest14087-21chrt06:17:091
745699515,40cyclictest0-21swapper/110:14:151
745699515,40cyclictest0-21swapper/110:14:151
745699515,40cyclictest0-21swapper/108:36:051
745699512,44cyclictest10995-21ssh10:42:251
7456995114,31cyclictest629-21snmpd07:55:531
7456995113,13cyclictest15887-21/usr/sbin/munin10:07:151
7456995113,13cyclictest15887-21/usr/sbin/munin10:07:151
7456995111,35cyclictest24845-21tune2fs11:02:061
7456995110,35cyclictest1479-21iostat_ios09:47:061
746899507,36cyclictest26279-21ksmtuned06:48:563
7468995021,24cyclictest28541-21idleruntime08:12:083
746899502,42cyclictest643-21runrttasks06:13:253
7468995019,27cyclictest20919-21latency_hist06:36:533
7468995017,28cyclictest8701-21cut09:57:023
7468995016,29cyclictest643-21runrttasks10:13:543
7468995016,29cyclictest643-21runrttasks10:13:543
7468995016,29cyclictest643-21runrttasks06:17:203
7468995016,28cyclictest30061-21basename09:42:023
7468995015,30cyclictest20364-21latency_hist08:01:523
7468995015,29cyclictest15323-21timerandwakeup08:37:183
7468995014,31cyclictest9956-21aten_rbpower_en06:07:043
7468995014,31cyclictest11561-21switchtime08:32:183
7468995014,30cyclictest6516-21swap07:22:203
7468995014,29cyclictest17015-21fschecks_count07:52:063
7468995010,35cyclictest8926-21timerandwakeup09:12:203
746399504,41cyclictest0-21swapper/210:04:112
746399504,40cyclictest0-21swapper/208:37:442
746399503,42cyclictest0-21swapper/211:22:012
746399503,41cyclictest0-21swapper/210:44:302
745699508,36cyclictest14605-21fschecks_time08:37:041
745699508,36cyclictest13090-21/usr/sbin/munin07:42:161
7456995014,30cyclictest24223-21ssh08:50:021
7456995014,30cyclictest24223-21ssh08:50:021
7456995012,33cyclictest0-21swapper/110:31:161
745299508,36cyclictest10440-21timerwakeupswit07:32:210
7452995017,28cyclictest643-21runrttasks06:51:100
7452995016,29cyclictest643-21runrttasks07:15:200
7452995016,29cyclictest643-21runrttasks06:31:540
7452995014,30cyclictest11509-21fschecks_time07:37:050
746899493,8cyclictest900-21/usr/sbin/munin07:07:193
746899492,8cyclictest8032-21smart_sda11:22:183
746899492,42cyclictest14039-21switchtime07:42:193
746899492,41cyclictest23970-21ls10:17:063
746899492,41cyclictest18214-21timerwakeupswit10:52:193
7468994917,27cyclictest15902-21missed_timers09:22:143
7468994915,29cyclictest25457-21timerandwakeup08:07:203
7468994915,29cyclictest10291-21missed_timers10:42:133
7468994915,28cyclictest580-21ksmtuned06:36:553
746399494,39cyclictest0-21swapper/210:47:392
746399494,39cyclictest0-21swapper/209:37:192
746399494,39cyclictest0-21swapper/209:33:392
746399493,6cyclictest0-21swapper/209:26:512
746399493,6cyclictest0-21swapper/209:26:512
746399493,41cyclictest0-21swapper/211:14:592
746399493,41cyclictest0-21swapper/211:07:192
746399493,41cyclictest0-21swapper/208:57:582
746399493,41cyclictest0-21swapper/207:10:132
746399493,40cyclictest2450-21ssh08:21:042
746399493,40cyclictest14397-21ssh09:20:412
746399493,40cyclictest0-21swapper/210:24:202
746399493,40cyclictest0-21swapper/209:14:242
7463994912,31cyclictest0-21swapper/211:19:002
7463994912,31cyclictest0-21swapper/208:53:012
745699498,36cyclictest629-21snmpd09:26:091
745699496,37cyclictest6700-21latency_hist11:21:471
745699496,37cyclictest22607-21aten_rbpower_cu09:31:581
745699495,39cyclictest0-21swapper/110:22:531
745699494,40cyclictest0-21swapper/108:43:421
745699494,40cyclictest0-21swapper/106:22:051
745699494,39cyclictest6504-21pluginstate08:26:501
745699494,39cyclictest0-21swapper/111:26:511
745699494,13cyclictest0-21swapper/109:28:591
745699494,13cyclictest0-21swapper/109:28:591
745699493,41cyclictest0-21swapper/109:52:121
745699493,40cyclictest0-21swapper/111:16:341
745699493,40cyclictest0-21swapper/109:18:401
745699492,41cyclictest0-21swapper/109:15:301
745299492,40cyclictest32554-21diskstats07:07:060
746899487,34cyclictest5070-21perl09:52:043
746899486,15cyclictest15341-21fschecks_time07:47:093
746899483,9cyclictest8037-21/usr/sbin/munin08:27:213
746899483,14cyclictest29544-21if_eth208:57:053
746899482,7cyclictest2419-21ssh11:15:333
746899482,41cyclictest12865-21latency_hist07:41:523
7468994819,24cyclictest20358-21diskmemload08:02:053
7468994819,24cyclictest20358-21diskmemload08:02:053
7468994818,25cyclictest8982-21switchtime06:02:203
7468994816,27cyclictest643-21runrttasks09:36:073
7468994816,27cyclictest643-21runrttasks07:01:063
7468994815,28cyclictest28578-21fschecks_time11:07:033
7468994814,29cyclictest8639-21unixbench_multi07:27:223
7468994812,31cyclictest0-21swapper/310:50:083
746399485,37cyclictest0-21swapper/206:47:222
746399484,40cyclictest0-21swapper/208:44:012
746399484,38cyclictest0-21swapper/208:29:362
746399483,40cyclictest0-21swapper/208:15:432
746399483,40cyclictest0-21swapper/206:56:522
746399483,40cyclictest0-21swapper/206:56:522
746399482,41cyclictest0-21swapper/208:35:322
746399482,15cyclictest27523-21ssh11:05:572
745699486,37cyclictest26527-21latency_hist06:51:531
745699486,36cyclictest3661-21ssh10:32:401
745699484,38cyclictest8589-21ssh11:22:451
745699483,39cyclictest0-21swapper/108:13:491
7456994814,28cyclictest28607-21perl11:07:031
7456994810,7cyclictest0-21swapper/110:37:321
7456994810,33cyclictest0-21swapper/110:54:391
745299487,35cyclictest13690-21load07:42:110
745299483,39cyclictest9160-21timerwakeupswit06:02:220
745299483,39cyclictest23399-21fschecks_time06:42:070
745299483,38cyclictest31002-21iostat07:02:090
7452994821,22cyclictest18488-21latency_hist07:56:520
745299482,40cyclictest6417-21proc_pri07:22:180
745299482,40cyclictest22396-21runrttasks06:37:240
745299482,40cyclictest13833-21df_inode06:17:050
745299482,40cyclictest12315-21kernelversion06:12:120
745299482,40cyclictest10988-21timerwakeupswit06:07:220
7452994813,30cyclictest643-21runrttasks06:56:290
7452994813,30cyclictest643-21runrttasks06:56:290
746899475,6cyclictest7822fschecks_time09:02:083
746899473,8cyclictest643-21runrttasks08:17:313
746899472,39cyclictest27315-21grep09:37:163
746399475,36cyclictest0-21swapper/209:22:132
746399475,36cyclictest0-21swapper/207:12:202
746399474,37cyclictest0-21swapper/210:16:552
746399474,37cyclictest0-21swapper/209:58:442
746399474,37cyclictest0-21swapper/209:11:182
7463994738,5cyclictest29-21ksoftirqd/208:01:512
746399473,38cyclictest0-21swapper/208:11:032
7463994711,5cyclictest0-21swapper/210:15:312
7463994711,5cyclictest0-21swapper/210:15:312
745699475,36cyclictest0-21swapper/109:37:551
7456994711,31cyclictest0-21swapper/110:04:291
745299473,38cyclictest8921-21runrttasks07:29:280
745299473,38cyclictest16581-21runrttasks07:51:400
745299472,39cyclictest19467-21runrttasks07:57:150
745299472,39cyclictest17895-21interrupts06:27:100
7452994717,25cyclictest3727-21awk07:16:570
7452994713,28cyclictest15776-21cut06:22:080
746399465,35cyclictest0-21swapper/209:42:192
746399464,36cyclictest0-21swapper/209:48:472
746399464,36cyclictest0-21swapper/208:06:522
746399464,36cyclictest0-21swapper/208:06:522
746399464,19cyclictest0-21swapper/211:27:162
746399464,18cyclictest0-21swapper/210:37:542
746399463,38cyclictest0-21swapper/210:33:592
746399463,38cyclictest0-21swapper/210:09:502
746399463,38cyclictest0-21swapper/210:09:502
7463994611,8cyclictest0-21swapper/208:22:332
7463994611,5cyclictest0-21swapper/210:57:462
746399461,40cyclictest20573-21kworker/2:209:02:552
745699464,37cyclictest0-21swapper/106:53:461
745699464,37cyclictest0-21swapper/106:53:461
746399454,36cyclictest0-21swapper/207:22:042
746399454,35cyclictest0-21swapper/210:26:572
746399453,36cyclictest0-21swapper/206:42:232
167052453,13sleep20-21swapper/206:22:262
746399444,35cyclictest0-21swapper/207:02:192
746399443,36cyclictest0-21swapper/206:57:092
745699444,35cyclictest0-21swapper/107:04:141
745699443,36cyclictest0-21swapper/107:19:141
7463994334,5cyclictest29-21ksoftirqd/207:51:512
7463994312,5cyclictest3735-21/usr/sbin/munin07:17:092
745699424,32cyclictest0-21swapper/107:16:521
745699422,6cyclictest30559-21iostat_ios09:42:091
746399414,32cyclictest0-21swapper/206:01:552
70712407,11sleep00-21swapper/006:00:110
7463993925,9cyclictest8206-21tr07:27:142
7463993826,7cyclictest13861-21sort06:17:072
746399334,24cyclictest0-21swapper/206:07:212
746399323,25cyclictest0-21swapper/206:14:122
746399313,22cyclictest0-21swapper/206:27:042
746399303,15cyclictest0-21swapper/207:45:102
746399294,21cyclictest0-21swapper/207:52:182
746399293,20cyclictest0-21swapper/207:37:212
7463992920,6cyclictest21178-21aten_rbpower_en06:37:042
746399283,19cyclictest9861-21/usr/sbin/munin07:32:112
746399283,19cyclictest20035-21/usr/sbin/munin06:32:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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