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2026-08-31 - 05:40
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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 100 highest latencies:
System rackbslot6.osadl.org (updated Mon Aug 31, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2857021490,5sleep31846199cyclictest22:59:563
962021470,4sleep11844699cyclictest01:10:071
106891990,38ptp4l401ktimersoftd/321:30:153
154702850,2sleep20-21swapper/222:34:502
106891700,1ptp4l401ktimersoftd/300:18:013
106891700,1ptp4l401ktimersoftd/300:18:013
308802680,2sleep10-21swapper/123:04:561
106891670,1ptp4l401ktimersoftd/300:26:163
193782650,2sleep10-21swapper/100:14:581
193782650,2sleep10-21swapper/100:14:581
181182624,10sleep10-21swapper/121:31:501
106891580,1ptp4l401ktimersoftd/301:57:273
106891580,1ptp4l401ktimersoftd/300:55:373
106891580,1ptp4l401ktimersoftd/300:07:243
18439995729,3cyclictest9-21ksoftirqd/000:09:390
106891570,1ptp4l401ktimersoftd/301:25:483
236382550,1sleep30-21swapper/322:49:573
18446995545,4cyclictest25-21ksoftirqd/121:59:481
106891550,1ptp4l401ktimersoftd/321:45:053
106891550,1ptp4l401ktimersoftd/302:54:433
106891550,1ptp4l401ktimersoftd/300:42:043
169452520,2sleep00-21swapper/000:12:160
18446995137,6cyclictest25-21ksoftirqd/102:19:551
182702514,34sleep20-21swapper/221:33:482
125082500,2sleep20-21swapper/202:20:022
106891500,1ptp4l401ktimersoftd/302:37:503
1843999497,7cyclictest9-21ksoftirqd/001:45:120
1843999496,9cyclictest9-21ksoftirqd/002:04:430
1843999495,6cyclictest9-21ksoftirqd/021:44:370
18439994820,6cyclictest9-21ksoftirqd/000:56:380
18439994819,10cyclictest9-21ksoftirqd/002:10:130
1843999477,9cyclictest9-21ksoftirqd/002:05:010
1843999476,9cyclictest9-21ksoftirqd/001:24:420
1843999476,9cyclictest28146-21munin-run00:24:400
1843999475,11cyclictest9-21ksoftirqd/003:04:440
18439994721,10cyclictest9-21ksoftirqd/001:54:560
18439994720,7cyclictest9-21ksoftirqd/022:22:430
258042460,2sleep00-21swapper/022:54:560
18446994636,5cyclictest25-21ksoftirqd/101:24:541
1843999467,8cyclictest11573-21diskmemload01:30:110
1843999465,7cyclictest9-21ksoftirqd/000:04:400
1843999464,9cyclictest9-21ksoftirqd/001:49:580
1843999464,7cyclictest9-21ksoftirqd/000:44:400
1843999463,7cyclictest9-21ksoftirqd/023:04:510
18439994619,7cyclictest9-21ksoftirqd/002:50:530
18439994619,4cyclictest9-21ksoftirqd/001:01:520
18439994617,7cyclictest9-21ksoftirqd/000:24:560
1843999456,9cyclictest9-21ksoftirqd/001:09:560
1843999456,7cyclictest9-21ksoftirqd/023:35:000
1843999456,7cyclictest9-21ksoftirqd/021:55:020
1843999456,6cyclictest6259-21ssh01:40:040
1843999452,9cyclictest9-21ksoftirqd/002:25:090
18439994519,4cyclictest9-21ksoftirqd/002:40:090
18439994517,7cyclictest9-21ksoftirqd/023:50:140
18446994433,5cyclictest25-21ksoftirqd/100:29:541
1843999446,8cyclictest9-21ksoftirqd/002:49:440
1843999446,6cyclictest12102-21/usr/sbin/munin22:25:060
1843999446,6cyclictest12102-21/usr/sbin/munin22:25:060
1843999445,7cyclictest9-21ksoftirqd/002:20:100
1843999445,6cyclictest9-21ksoftirqd/022:39:380
1843999445,10cyclictest11573-21diskmemload00:14:590
1843999445,10cyclictest11573-21diskmemload00:14:590
1843999444,7cyclictest9-21ksoftirqd/002:30:090
1843999444,7cyclictest9-21ksoftirqd/001:35:100
1843999444,5cyclictest9-21ksoftirqd/001:14:570
1843999443,9cyclictest9-21ksoftirqd/000:34:550
18439994417,7cyclictest9-21ksoftirqd/001:04:570
18439994417,11cyclictest9-21ksoftirqd/002:17:430
18439994410,3cyclictest121rcu_preempt01:25:000
106891440,2ptp4l15761-21kworker/3:222:44:583
106891440,0ptp4l401ktimersoftd/300:37:473
18461994335,4cyclictest41-21ksoftirqd/301:59:563
18446994335,3cyclictest25-21ksoftirqd/101:44:551
18446994333,5cyclictest25-21ksoftirqd/102:44:551
1843999437,4cyclictest9-21ksoftirqd/023:15:070
1843999436,8cyclictest9-21ksoftirqd/000:49:590
1843999431,9cyclictest9-21ksoftirqd/023:24:390
18439994314,3cyclictest9-21ksoftirqd/023:44:240
106891430,1ptp4l401ktimersoftd/300:20:563
1843999427,7cyclictest3250-21munin-run22:09:360
1843999426,7cyclictest9-21ksoftirqd/002:55:130
1843999426,6cyclictest9-21ksoftirqd/022:29:500
1843999426,6cyclictest9-21ksoftirqd/022:29:500
1843999426,6cyclictest9-21ksoftirqd/021:34:550
1843999426,4cyclictest11573-21diskmemload00:49:300
1843999425,8cyclictest9-21ksoftirqd/022:54:380
1843999425,6cyclictest3919-21sort22:09:520
1843999424,10cyclictest9-21ksoftirqd/023:45:020
18439994232,3cyclictest9-21ksoftirqd/022:15:050
18439994217,4cyclictest9-21ksoftirqd/022:01:390
1843999415,7cyclictest9-21ksoftirqd/023:54:520
1843999413,8cyclictest9-21ksoftirqd/023:00:060
1843999411,8cyclictest9-21ksoftirqd/021:44:580
18461994031,4cyclictest41-21ksoftirqd/301:29:543
18446994030,6cyclictest25-21ksoftirqd/102:04:541
1843999407,7cyclictest9-21ksoftirqd/021:49:550
1843999404,7cyclictest9-21ksoftirqd/023:24:530
1843999403,8cyclictest9-21ksoftirqd/002:35:070
1843999403,6cyclictest9-21ksoftirqd/023:30:070
1843999402,7cyclictest9-21ksoftirqd/023:10:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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