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2025-05-12 - 08:30
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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 792 highest latencies:
System rack7slot2.osadl.org (updated Mon May 12, 2025 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
397367299863,18cyclictest3973671-21modprobe19:10:010
397367299816,33cyclictest4071960-21ssh22:35:300
3973672997666,7cyclictest4121519-21cut23:40:230
3973672997666,7cyclictest4121519-21cut23:40:220
3973672997544,29cyclictest4005801-21/usr/sbin/munin21:10:480
3973672997135,4cyclictest4063088-21latency_hist22:25:020
3973672997134,5cyclictest4013261-21mailstats21:20:350
3973672997134,35cyclictest4133632-21timerandwakeup23:55:390
3973672997134,35cyclictest4133632-21timerandwakeup23:55:390
3973672997054,11cyclictest4117211-21ssh23:35:120
3973672997032,8cyclictest0-21swapper/022:30:320
3973672996932,6cyclictest4037100-21unixbench_multi21:50:430
3973672996926,8cyclictest3980530-21gltestperf19:35:240
3973672996735,6cyclictest4056755-21grep22:15:410
3973672996732,7cyclictest0-21swapper/022:50:350
3973672996633,8cyclictest4004230-21latency_hist21:10:020
3973672996633,7cyclictest4125142-21aten2__23:45:220
3973672996632,5cyclictest3996280-21unixbench_multi20:35:390
3973672996630,7cyclictest3993698-21timerwakeupswit20:25:380
3973672996535,5cyclictest4113059-21awk23:30:010
3973672996535,27cyclictest0-21swapper/023:15:230
3973672996531,8cyclictest4063392-21aten_r7power_cu22:25:170
3973672996431,30cyclictest4129960-21unixbench_singl23:50:410
3973672996429,7cyclictest4040542-21ntp_kernel_pll_21:55:330
3973673996356,4cyclictest3986256-21kworker/u4:11+events_unbound21:10:021
3973672996330,7cyclictest4024500-21gltestperf21:35:220
3973672996327,7cyclictest4147370-21gltestperf00:15:240
3973672996232,5cyclictest4002920-21sort21:05:010
3973673995949,6cyclictest0-21swapper/120:20:001
3973673995749,5cyclictest4083075-21ls22:50:241
3973673995747,8cyclictest4096106-21kworker/u4:7+events_unbound23:08:591
3973673995746,7cyclictest0-21swapper/123:15:361
3973673995733,7cyclictest3978693-21kworker/u4:10+events_unbound19:40:001
3973672995741,12cyclictest4086801-21fschecks_count22:55:200
3973672995647,6cyclictest4051817-21/usr/sbin/munin22:10:210
3973673995548,5cyclictest4016957-21ntp_offset21:25:351
3973673995544,6cyclictest0-21swapper/123:00:401
3973673995447,5cyclictest4140052-21dpkg00:05:141
3973673995447,5cyclictest4032513-21/usr/sbin/munin21:45:241
3973673995447,5cyclictest4032513-21/usr/sbin/munin21:45:231
3973673995434,11cyclictest0-21swapper/119:45:011
3973673995346,5cyclictest4154240-21/usr/sbin/munin00:25:371
3973673995343,7cyclictest4052603-21timerandwakeup22:10:401
3973673995340,7cyclictest0-21swapper/122:05:301
3973672995345,5cyclictest4094678-21/usr/sbin/munin23:05:240
3973673995244,5cyclictest4078669-21ssh22:45:001
3973673995240,10cyclictest4134618-21kworker/u4:5+events_unbound00:15:311
3973672995244,5cyclictest3973669-21cyclictest00:20:550
3973672995241,9cyclictest4079303-21/usr/sbin/munin22:45:230
3973672995241,8cyclictest4098974-21timerwakeupswit23:10:400
3973672995144,5cyclictest4091537-21/usr/sbin/munin23:00:460
3973672995144,5cyclictest4028336-21fschecks_time21:40:200
3973673995042,6cyclictest4001505-21kworker/u4:14+events_unbound21:24:591
3973673995038,8cyclictest4021262-21timerwakeupswit21:30:431
3973672995042,5cyclictest4162964-21munin-plugin-st00:39:590
397367399494,36cyclictest4067996-21ssh22:30:301
3973673994938,8cyclictest4024415-21fschecks_time21:35:211
3973672994939,7cyclictest4146590-21ssh00:15:010
3973672994939,7cyclictest4016181-21/usr/sbin/munin21:25:220
3973672994937,9cyclictest4111822-21kworker/u4:11-events_unbound23:35:000
3973673994841,5cyclictest4101414-21sh23:14:591
3973673994840,6cyclictest4158096-21unixbench_singl00:30:441
3973673994840,5cyclictest4055627-21wget22:15:171
3973673994834,9cyclictest0-21swapper/122:25:401
3973672994839,7cyclictest3985018-21kworker/u4:319:55:000
3973672994839,6cyclictest3982117-21grep19:40:360
3973672994834,10cyclictest4008383-21sh21:15:080
3973673994740,5cyclictest4106869-21diskmemload23:20:451
3973673994740,5cyclictest4000277-21munin-plugin-st20:55:001
3973673994739,6cyclictest4143875-21fschecks_count00:10:271
3973673994739,6cyclictest4118419-21sed23:35:451
3973673994739,6cyclictest4002521-21switchtime21:00:421
3973673994737,7cyclictest4132904-21fschecks_time23:55:211
3973673994737,7cyclictest4132904-21fschecks_time23:55:201
3973672994741,4cyclictest3992638-21idleruntime-cro20:25:000
3973672994741,4cyclictest3976180-21sh19:19:590
3973672994740,5cyclictest3991358-21idleruntime-cro20:20:010
3973672994739,6cyclictest4106076-21/usr/sbin/munin23:20:220
3973672994739,5cyclictest4156596-21sh00:30:010
397367399466,27cyclictest4129397-21ssh23:50:271
3973673994638,5cyclictest4160672-21/usr/sbin/munin00:35:201
3973673994638,5cyclictest0-21swapper/120:40:001
3973673994637,6cyclictest4039824-21dpkg21:55:161
3973673994634,8cyclictest3994329-21grep20:30:191
3973672994639,5cyclictest3987568-21idleruntime-cro20:05:010
3973672994639,5cyclictest3978730-21idleruntime-cro19:30:000
3973672994639,4cyclictest3983759-21kworker/u4:119:50:010
3973672994636,8cyclictest4021260-21timerwakeupswit21:30:430
397367299462,37cyclictest4048891-21users22:05:410
3973673994538,5cyclictest3988824-21munin-plugin-st20:10:011
3973673994538,4cyclictest4008611-21df_abs21:15:141
3973673994537,5cyclictest4107829-21kworker/u4:3-rpciod23:25:411
3973673994537,5cyclictest3996904-21fschecks_count20:40:251
3973673994536,6cyclictest4139879-21latency_hist00:05:021
3973673994535,7cyclictest0-21swapper/122:35:191
3973673994533,8cyclictest0-21swapper/119:45:221
3973673994533,10cyclictest0-21swapper/122:00:141
3973673994532,10cyclictest3976847-21uname19:20:231
3973672994537,6cyclictest4156893-21ssh00:30:160
3973672994533,10cyclictest4061539-21kworker/u4:0+events_unbound22:40:110
3973673994436,5cyclictest4114223-21proc_pri23:30:391
3973673994436,5cyclictest4001499-21kworker/u4:1-rpciod21:10:251
3973673994434,8cyclictest4004155-21diskmemload22:20:371
3973673994434,7cyclictest0-21swapper/123:40:241
3973673994434,7cyclictest0-21swapper/123:40:231
3973673994430,8cyclictest0-21swapper/121:50:351
3973672994437,5cyclictest4141044-21switchtime00:05:400
3973672994437,5cyclictest3996698-21aten2__20:40:230
3973672994434,7cyclictest4136529-21aten_r7power_po00:00:210
3973672994434,7cyclictest4000753-21fschecks_time20:55:230
3973672994434,7cyclictest4000280-21idleruntime-cro20:55:000
3973673994335,5cyclictest4000715-21tune2fs20:55:231
3973673994335,5cyclictest0-21swapper/119:35:001
3973673994332,8cyclictest4126028-21sendmail_mailqu23:45:441
3973673994332,7cyclictest0-21swapper/121:40:271
3973673994331,9cyclictest0-21swapper/119:50:261
3973673994328,11cyclictest3990179-21sort20:15:001
3973672994336,5cyclictest3998924-21unixbench_multi20:45:390
3973672994333,8cyclictest3978951-21aten_r7power_en19:30:150
3973672994333,8cyclictest3974805-21unixbench_multi19:10:390
3973672994321,20cyclictest0-21swapper/021:45:200
3973672994321,20cyclictest0-21swapper/021:45:190
3973673994234,5cyclictest4086525-21aten2__22:55:171
3973673994233,6cyclictest0-21swapper/120:20:301
3973673994229,8cyclictest0-21swapper/100:20:361
3973672994235,5cyclictest3989375-21gltestperf20:10:210
3973673994130,8cyclictest3953208-21kworker/u4:5-rpciod19:15:001
3973673994127,11cyclictest3975281-21grep19:15:171
3973672994132,7cyclictest3985220-21aten2__19:55:160
3973672994132,7cyclictest3976420-21aten_r7power_cu19:20:160
3973672994131,8cyclictest4043849-21sh22:00:170
3973673994032,6cyclictest3985496-21fschecks_time19:55:211
3973673994032,5cyclictest0-21swapper/122:45:191
3973673994030,8cyclictest3998121-21sed20:45:181
3973673994030,8cyclictest3987548-21cron20:05:001
3973673994028,9cyclictest0-21swapper/119:25:211
3973672994031,6cyclictest3994131-21aten_r7power_po20:30:160
3973672993930,7cyclictest3987844-21aten_r7power_vo20:05:190
3973673993830,5cyclictest0-21swapper/120:25:181
3973673993828,7cyclictest3973754-21latency_hist19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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