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2026-04-01 - 10:19
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Wed Apr 01, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2852021590,4sleep1691799cyclictest00:48:371
2852021590,4sleep1691799cyclictest00:48:371
966721490,3sleep0691099cyclictest21:20:550
3011821320,2sleep20-21swapper/223:11:342
1068911020,4ptp4l401ktimersoftd/320:07:583
85752690,16sleep09-21ksoftirqd/022:17:200
106891630,2ptp4l401ktimersoftd/301:36:103
67192624,10sleep20-21swapper/220:09:272
123752610,2sleep20-21swapper/221:25:592
106891590,1ptp4l401ktimersoftd/323:30:483
61612580,5sleep0691099cyclictest23:53:350
222352580,2sleep222227-21ssh01:16:042
267382570,2sleep10-21swapper/100:14:561
691099554,12cyclictest17736-21grep22:26:090
691099534,17cyclictest27821-21ssh22:36:230
691099532,12cyclictest26098-21sed01:20:440
64882534,39sleep00-21swapper/020:06:270
691099523,17cyclictest30811-21/usr/sbin/munin00:51:000
691099523,17cyclictest30811-21/usr/sbin/munin00:51:000
67662514,36sleep10-21swapper/120:10:031
106891510,1ptp4l401ktimersoftd/301:14:143
691099506,10cyclictest10279-21df_inode20:15:410
691099503,16cyclictest420-21diskmemload23:36:170
220792500,1sleep30-21swapper/300:10:243
691099493,17cyclictest420-21diskmemload23:50:310
691099492,17cyclictest20327-21apt-get00:40:580
691099484,10cyclictest14646-21snmp_o5powerctl22:56:060
691099482,15cyclictest4795-21ssh23:20:130
691099473,9cyclictest5514-21apt-get00:25:560
691099473,17cyclictest420-21diskmemload22:32:360
691099473,10cyclictest420-21diskmemload00:57:090
691099472,15cyclictest18918-21ssh01:12:360
691099465,16cyclictest420-21diskmemload23:43:100
691099463,9cyclictest8257-21apt-get22:50:530
691099463,14cyclictest3067-21ssh00:22:390
691099462,16cyclictest15433-21ssh23:30:540
106891460,1ptp4l401ktimersoftd/322:35:173
691099457,5cyclictest0-21swapper/000:14:560
691099454,8cyclictest11887-21snmp_o5powerctl00:31:080
691099453,8cyclictest11010-21apt-get22:20:520
691099453,11cyclictest22096-21cat20:40:380
691099452,16cyclictest28044-21apt-get23:10:540
691099452,14cyclictest25791-21ssh23:07:350
691099443,8cyclictest16072-21apt-get21:35:430
691099443,8cyclictest11897-21snmp_o5powerctl23:26:070
691099442,8cyclictest12811-21apt-get00:00:560
691099433,9cyclictest19166-21python00:06:060
691099433,9cyclictest10960-21ssh01:36:130
691099433,8cyclictest8890-21/usr/sbin/munin01:01:030
691099433,8cyclictest15531-21cstates00:35:560
691099433,16cyclictest420-21diskmemload23:57:510
691099432,8cyclictest30981-21apt-get01:25:490
691099432,14cyclictest420-21diskmemload00:16:530
691099432,14cyclictest21258-21ssh23:03:160
691099432,14cyclictest21258-21ssh23:03:160
691099432,13cyclictest9278-21ssh23:24:250
691099432,10cyclictest420-21diskmemload22:15:300
691099423,8cyclictest23702-21apt-get21:50:500
691099423,16cyclictest420-21diskmemload01:22:020
691099422,17cyclictest420-21diskmemload01:34:250
691099413,8cyclictest4295-21apt-get21:10:500
691099413,8cyclictest12805-21ssh01:06:050
691099413,18cyclictest25249-21apt-get00:45:540
691099413,18cyclictest25249-21apt-get00:45:540
691099413,16cyclictest30976-21expr22:40:520
691099413,16cyclictest15576-21unixbench-2d21:31:070
691099403,9cyclictest28941-21hddtemp_smartct22:00:580
691099392,9cyclictest420-21diskmemload22:45:410
106891390,1ptp4l401ktimersoftd/322:55:443
106891390,1ptp4l401ktimersoftd/321:51:023
106891390,1ptp4l401ktimersoftd/321:40:503
106891390,0ptp4l401ktimersoftd/322:11:053
106891380,1ptp4l401ktimersoftd/323:03:273
106891380,1ptp4l401ktimersoftd/323:03:273
106891380,1ptp4l401ktimersoftd/322:24:483
106891380,1ptp4l401ktimersoftd/301:26:303
106891380,1ptp4l401ktimersoftd/301:06:163
106891380,1ptp4l401ktimersoftd/300:48:193
106891380,1ptp4l401ktimersoftd/300:48:193
106891380,1ptp4l401ktimersoftd/300:31:173
106891380,1ptp4l401ktimersoftd/300:19:193
106891380,1ptp4l401ktimersoftd/300:04:503
106891380,0ptp4l401ktimersoftd/300:21:033
691099373,17cyclictest6670-21grep21:15:510
106891370,1ptp4l401ktimersoftd/323:48:313
106891370,1ptp4l401ktimersoftd/323:28:533
106891370,1ptp4l401ktimersoftd/323:17:383
106891370,1ptp4l401ktimersoftd/323:11:523
106891370,1ptp4l401ktimersoftd/322:51:043
106891370,1ptp4l401ktimersoftd/322:48:363
106891370,1ptp4l401ktimersoftd/322:26:383
106891370,1ptp4l401ktimersoftd/322:09:573
106891370,1ptp4l401ktimersoftd/301:21:313
106891370,1ptp4l401ktimersoftd/300:51:343
106891370,1ptp4l401ktimersoftd/300:51:343
106891370,1ptp4l401ktimersoftd/300:42:073
106891370,1ptp4l401ktimersoftd/300:36:473
106891370,1ptp4l401ktimersoftd/300:27:213
106891370,1ptp4l401ktimersoftd/300:12:323
106891370,0ptp4l401ktimersoftd/321:39:223
691099361,9cyclictest11890-21df21:25:540
28572360,2sleep30-21swapper/300:55:573
106891360,1ptp4l401ktimersoftd/323:21:323
106891360,1ptp4l401ktimersoftd/322:42:543
106891360,1ptp4l401ktimersoftd/322:40:113
106891360,1ptp4l401ktimersoftd/301:03:343
106891350,0ptp4l401ktimersoftd/323:38:563
691099348,17cyclictest21051-21idleruntime-cro21:45:390
1392823411,18sleep213960-21basename21:30:502
106891340,12ptp4l401ktimersoftd/323:09:423
106891340,11ptp4l401ktimersoftd/322:17:273
691099332,9cyclictest28147-21munin-run22:00:400
106891330,1ptp4l401ktimersoftd/323:43:253
106891330,1ptp4l401ktimersoftd/301:34:553
691799324,16cyclictest11015-21ssh22:20:521
691099322,16cyclictest31698-21sendmail-msp21:00:380
691099321,17cyclictest0-21swapper/020:31:090
106891320,1ptp4l401ktimersoftd/323:53:543
106891320,1ptp4l401ktimersoftd/320:38:213
691099313,9cyclictest7420-21df20:10:520
691099310,8cyclictest28575-21snmp_o5powerctl20:51:010
106891310,1ptp4l401ktimersoftd/321:33:343
106891310,0ptp4l401ktimersoftd/320:48:593
106891310,0ptp4l401ktimersoftd/320:29:543
106891300,0ptp4l401ktimersoftd/301:17:263
691099292,17cyclictest3996-21munin-run21:10:380
106891290,1ptp4l401ktimersoftd/321:28:033
691099287,17cyclictest16237-21cut20:25:580
6927992721,3cyclictest41-21ksoftirqd/321:20:523
6927992720,4cyclictest41-21ksoftirqd/322:01:293
6921992720,4cyclictest33-21ksoftirqd/201:09:492
6921992720,4cyclictest33-21ksoftirqd/200:00:592
6917992721,3cyclictest25-21ksoftirqd/121:48:241
6917992720,4cyclictest25-21ksoftirqd/122:15:321
6917992720,4cyclictest25-21ksoftirqd/121:25:051
6917992720,4cyclictest25-21ksoftirqd/100:58:321
106891270,0ptp4l401ktimersoftd/321:12:313
106891270,0ptp4l401ktimersoftd/320:21:203
6927992620,3cyclictest41-21ksoftirqd/320:43:213
6921992621,3cyclictest33-21ksoftirqd/201:25:452
6921992621,3cyclictest33-21ksoftirqd/200:45:432
6921992620,3cyclictest33-21ksoftirqd/223:17:562
6921992620,3cyclictest33-21ksoftirqd/220:25:562
6921992620,3cyclictest33-21ksoftirqd/200:57:522
6921992619,4cyclictest33-21ksoftirqd/221:49:512
6921992619,4cyclictest33-21ksoftirqd/220:19:072
691799263,12cyclictest8270-21ssh22:50:541
6917992618,5cyclictest25-21ksoftirqd/100:41:381
6917992617,3cyclictest25-21ksoftirqd/101:15:181
179932260,2sleep20-21swapper/222:26:292
106891260,1ptp4l401ktimersoftd/321:17:373
106891260,10ptp4l401ktimersoftd/320:34:043
106891260,0ptp4l401ktimersoftd/320:56:393
6927992519,3cyclictest41-21ksoftirqd/321:08:543
6921992520,3cyclictest33-21ksoftirqd/222:51:102
6921992520,3cyclictest33-21ksoftirqd/221:55:582
6921992520,3cyclictest33-21ksoftirqd/221:06:342
691799252,13cyclictest5517-21ssh00:25:551
6917992519,4cyclictest25-21ksoftirqd/120:15:391
6917992519,3cyclictest25-21ksoftirqd/121:34:041
6917992518,4cyclictest25-21ksoftirqd/120:41:341
691099259,11cyclictest0-21swapper/021:00:490
6910992515,7cyclictest24974-21fschecks_count20:45:520
106891250,1ptp4l401ktimersoftd/320:50:413
106891250,1ptp4l401ktimersoftd/320:10:573
7032240,6sleep2321ktimersoftd/222:10:442
692199246,10cyclictest47150irq/102-ens3-Tx23:05:542
6921992419,3cyclictest33-21ksoftirqd/223:35:572
6921992419,3cyclictest33-21ksoftirqd/220:50:372
6921992418,3cyclictest33-21ksoftirqd/222:21:272
6921992418,3cyclictest33-21ksoftirqd/220:58:292
6921992418,3cyclictest33-21ksoftirqd/220:34:472
6921992417,4cyclictest33-21ksoftirqd/222:01:402
6921992417,4cyclictest33-21ksoftirqd/221:44:542
6921992417,4cyclictest33-21ksoftirqd/221:40:242
6921992417,4cyclictest33-21ksoftirqd/220:21:192
6917992418,3cyclictest25-21ksoftirqd/121:50:511
6917992418,3cyclictest25-21ksoftirqd/121:18:351
6917992411,10cyclictest30472-21fschecks_count23:45:571
691099249,11cyclictest0-21swapper/020:20:510
691099242,7cyclictest0-21swapper/022:05:490
6910992418,3cyclictest9-21ksoftirqd/021:49:210
6910992413,8cyclictest22974-21cut20:40:560
220822417,3sleep233-21ksoftirqd/223:50:372
106891240,1ptp4l401ktimersoftd/323:57:493
106891240,1ptp4l401ktimersoftd/321:55:523
106891240,1ptp4l401ktimersoftd/321:45:513
106891240,1ptp4l401ktimersoftd/321:00:523
106891240,0ptp4l401ktimersoftd/320:15:403
6921992319,3cyclictest33-21ksoftirqd/200:24:212
6921992317,4cyclictest33-21ksoftirqd/223:00:522
6921992317,4cyclictest33-21ksoftirqd/223:00:522
6921992317,3cyclictest33-21ksoftirqd/221:11:582
6921992317,3cyclictest33-21ksoftirqd/201:15:442
6921992316,4cyclictest33-21ksoftirqd/223:27:362
6921992316,4cyclictest33-21ksoftirqd/222:07:022
6921992316,4cyclictest33-21ksoftirqd/221:00:422
692199231,5cyclictest6923-21df_inode21:15:522
6921992314,5cyclictest14809-21timerandwakeup22:56:112
6917992317,4cyclictest25-21ksoftirqd/120:48:361
6917992317,3cyclictest25-21ksoftirqd/121:26:301
6917992317,3cyclictest25-21ksoftirqd/121:06:571
6917992317,3cyclictest25-21ksoftirqd/120:51:121
6917992317,3cyclictest25-21ksoftirqd/120:13:541
6917992316,4cyclictest28117-21grep01:21:121
6917992316,4cyclictest25-21ksoftirqd/121:02:531
6917992315,5cyclictest424-21idleruntime-cro22:10:401
691799231,4cyclictest8796-21irqstats01:01:021
691799231,4cyclictest14984-21ssh01:09:241
6921992218,3cyclictest33-21ksoftirqd/200:38:342
6921992217,3cyclictest33-21ksoftirqd/222:45:572
6921992217,3cyclictest33-21ksoftirqd/220:11:422
6921992217,3cyclictest33-21ksoftirqd/201:01:022
6921992216,3cyclictest33-21ksoftirqd/223:24:262
6921992215,4cyclictest33-21ksoftirqd/221:53:532
6921992215,4cyclictest33-21ksoftirqd/221:21:492
6921992215,4cyclictest12249-21ssh01:38:102
691799222,17cyclictest31762-21cat22:40:581
6917992216,3cyclictest25-21ksoftirqd/123:05:021
6917992216,3cyclictest25-21ksoftirqd/123:05:021
6917992216,3cyclictest25-21ksoftirqd/120:30:091
6917992213,6cyclictest47050irq/101-ens3-Tx01:25:491
691799221,15cyclictest420-21diskmemload23:16:051
692199219,9cyclictest420-21diskmemload00:27:092
6921992117,3cyclictest33-21ksoftirqd/200:55:182
6921992117,3cyclictest33-21ksoftirqd/200:55:182
6921992116,3cyclictest33-21ksoftirqd/223:55:422
6921992115,4cyclictest33-21ksoftirqd/223:33:062
6921992114,4cyclictest33-21ksoftirqd/220:39:262
6921992112,6cyclictest28027-21sh23:42:462
6917992116,3cyclictest25-21ksoftirqd/123:59:421
6917992116,3cyclictest25-21ksoftirqd/121:41:141
6917992116,3cyclictest25-21ksoftirqd/100:31:041
6917992114,4cyclictest27521-21/usr/sbin/munin00:15:571
6917992114,4cyclictest25139-21ssh23:40:511
6917992114,4cyclictest15628-21df00:35:561
6917992114,4cyclictest1055-21runrttasks23:30:561
691799211,3cyclictest6253-21ssh22:48:011
691799211,3cyclictest30950-21snmp_o5powerctl20:56:071
6917992113,4cyclictest10588-21latency_hist22:20:401
691799211,17cyclictest14496-21users20:21:091
691799210,19cyclictest0-21swapper/122:04:121
692199209,6cyclictest33-21ksoftirqd/222:35:512
692199208,4cyclictest27197-21cron00:15:432
692199203,14cyclictest0-21swapper/200:31:112
6921992015,3cyclictest33-21ksoftirqd/220:54:522
6921992014,3cyclictest33-21ksoftirqd/201:31:292
6921992013,4cyclictest30513-21sh00:17:582
6921992013,4cyclictest10015-21sh23:56:452
6921992012,5cyclictest6215-21cstates22:15:542
6921992011,7cyclictest33-21ksoftirqd/222:41:012
691799207,11cyclictest4190-21kworker/u8:001:36:001
6917992015,3cyclictest25-21ksoftirqd/121:57:521
691799201,4cyclictest19182-21snmp_o5powerctl00:06:071
6917992014,4cyclictest32706-21/usr/sbin/munin00:21:021
6917992014,4cyclictest25-21ksoftirqd/120:39:331
6917992014,4cyclictest25-21ksoftirqd/101:33:251
6917992014,3cyclictest25-21ksoftirqd/121:15:381
6917992014,3cyclictest13756-21kernelversion00:01:031
691799201,3cyclictest30154-21ssh22:40:191
6917992013,4cyclictest7559-21latency_hist23:55:431
6917992013,4cyclictest30096-21/usr/sbin/munin00:50:581
6917992013,4cyclictest30096-21/usr/sbin/munin00:50:581
6917992013,4cyclictest20749-21seq22:30:441
691799200,18cyclictest0-21swapper/121:37:361
691799200,17cyclictest13678-21grep22:55:581
6921991914,3cyclictest33-21ksoftirqd/220:43:312
6921991914,3cyclictest33-21ksoftirqd/200:45:462
6921991914,3cyclictest33-21ksoftirqd/200:45:462
6921991914,3cyclictest33-21ksoftirqd/200:05:572
6921991914,3cyclictest26828-21grep01:20:592
691799197,9cyclictest0-21swapper/123:22:571
6917991914,3cyclictest16177-21expr22:25:541
691799191,3cyclictest23905-21ssh23:39:101
6917991913,3cyclictest28322-21sh23:10:561
6917991913,3cyclictest22505-21proc_pri01:16:061
6917991912,4cyclictest11151-21irqrtprio23:26:011
691799191,16cyclictest0-21swapper/120:35:261
691799190,2cyclictest0-21swapper/123:06:081
6921991812,3cyclictest23102-21sh22:31:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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