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2025-11-09 - 17:55
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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 rack9slot4.osadl.org (updated Sun Nov 09, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
316299913120cyclictest4101-21diskmemload08:12:070
31629991268cyclictest0-21swapper/006:22:360
31629991218cyclictest0-21swapper/007:16:550
31629991188cyclictest0-21swapper/004:52:040
31629991188cyclictest0-21swapper/004:52:040
31629991187cyclictest0-21swapper/007:02:090
31629991179cyclictest0-21swapper/006:57:290
31354111780sleep0-21swapper/103:11:371
31629991168cyclictest0-21swapper/003:21:480
31629991163cyclictest30399-21latency_hist08:41:580
31629991158cyclictest0-21swapper/008:28:290
316299911518cyclictest0-21swapper/005:57:260
316299911451cyclictest14809-21latency_hist04:01:500
31629991138cyclictest0-21swapper/005:56:350
31629991128cyclictest0-21swapper/005:42:010
31629991088cyclictest0-21swapper/004:47:490
31629991085cyclictest17965-21/usr/sbin/munin04:12:140
30587110771sleep0-21swapper/003:11:240
31629991069cyclictest0-21swapper/007:42:370
31629991068cyclictest0-21swapper/003:57:180
31629991058cyclictest0-21swapper/003:42:050
31629991048cyclictest0-21swapper/006:36:540
31629991044cyclictest31661-21diskmemload06:52:290
31629991044cyclictest31661-21diskmemload06:52:290
31629991029cyclictest0-21swapper/007:47:310
31629991028cyclictest0-21swapper/006:46:380
31629991028cyclictest0-21swapper/004:21:500
31629991023cyclictest17087-21/usr/sbin/munin05:32:300
316299910162cyclictest0-21swapper/003:12:000
316299910155cyclictest0-21swapper/008:32:160
31629991013cyclictest28626-21latency06:47:330
31629991013cyclictest28626-21latency06:47:330
316299910014cyclictest21617-21latency_hist08:26:570
31629999952cyclictest0-21swapper/006:41:070
31629999914cyclictest5784-21systemd03:32:050
3162999978cyclictest25846-21aten2.4-expect04:37:030
3162999973cyclictest74-21mmcqd/006:08:360
3162999968cyclictest0-21swapper/007:53:400
31629999668cyclictest74-21mmcqd/007:27:040
31629999611cyclictest12089-21sh08:10:050
3162999957cyclictest0-21swapper/005:21:000
3162999949cyclictest16321-21ssh06:27:150
3162999949cyclictest0-21swapper/003:27:210
3162999948cyclictest0-21swapper/004:27:210
3162999938cyclictest0-21swapper/007:21:550
3162999938cyclictest0-21swapper/005:22:290
31629999348cyclictest21995-21/usr/sbin/munin04:22:250
31629999315cyclictest0-21swapper/008:17:420
3162999928cyclictest0-21swapper/007:22:100
3162999928cyclictest0-21swapper/005:47:400
3162999916cyclictest0-21swapper/007:58:410
3162999914cyclictest17926-21latency_hist04:11:500
3162999913cyclictest4274-21/usr/sbin/munin05:12:300
3162999908cyclictest0-21swapper/005:37:050
3162999903cyclictest23038-21unixbench_singl07:32:410
31629999017cyclictest0-21swapper/007:07:290
31629999010cyclictest0-21swapper/003:52:180
3162999898cyclictest0-21swapper/004:02:070
3162999897cyclictest0-21swapper/006:18:370
3162999889cyclictest326-21runrttasks03:38:310
3162999889cyclictest0-21swapper/005:08:280
6950870irq/18-mmc026172-21ssh08:33:151
3162999879cyclictest0-21swapper/003:22:060
31629998754cyclictest74-21mmcqd/006:06:530
3162999868cyclictest0-21swapper/005:29:560
3162999868cyclictest0-21swapper/004:32:490
3162999864cyclictest9978-21cat06:16:540
3162999864cyclictest74-21mmcqd/004:42:180
31629998565cyclictest0-21swapper/007:38:320
3162999853cyclictest1971-21sshd05:02:250
3162999848cyclictest0-21swapper/008:02:250
3162999839cyclictest0-21swapper/004:57:230
3162999824cyclictest10592-21fschecks_time03:47:110
6950730irq/18-mmc04274-21/usr/sbin/munin05:12:171
6950690irq/18-mmc00-21swapper/107:39:051
6950660irq/18-mmc018762-21ssh08:22:051
31635996548cyclictest14830-21latency_hist04:01:501
31635996416cyclictest0-21swapper/105:02:191
22150640irq/18-spi_topc0-21swapper/103:54:021
7050630irq/18-mmc10-21swapper/105:18:351
33950620irq/43-eth00-21swapper/105:50:421
31635996247cyclictest5266-21ssh06:07:331
31635996246cyclictest17474-21sh06:28:081
31635996219cyclictest0-21swapper/106:57:291
31635996219cyclictest0-21swapper/104:27:181
31635996218cyclictest0-21swapper/107:22:351
31635996145cyclictest3037-21sh07:54:271
31635996144cyclictest13503-21ssh05:27:131
31635996119cyclictest0-21swapper/105:32:331
3163599607cyclictest0-21swapper/107:49:161
31635996043cyclictest31107-21diskstats05:57:121
31635996043cyclictest14939-21sh07:19:361
31635996019cyclictest0-21swapper/105:22:341
3163599598cyclictest0-21swapper/107:32:501
3163599597cyclictest0-21swapper/104:32:191
31635995924cyclictest11381-21ssh07:12:491
31635995921cyclictest8298-21users08:02:401
31635995920cyclictest0-21swapper/103:37:031
31635995918cyclictest0-21swapper/106:23:311
31635995918cyclictest0-21swapper/105:45:511
31635995917cyclictest0-21swapper/105:56:431
31635995916cyclictest0-21swapper/104:42:121
22150590irq/18-spi_topc9688-21grep03:42:291
31635995842cyclictest11370-21sh08:08:001
31635995840cyclictest5360-21users07:57:411
31635995822cyclictest0-21swapper/107:27:591
31635995821cyclictest3946-21/usr/sbin/munin03:27:251
31635995820cyclictest28110-21df_inode06:47:211
31635995820cyclictest28110-21df_inode06:47:211
31635995819cyclictest21361-21ssh06:35:541
31635995819cyclictest0-21swapper/107:02:221
31635995818cyclictest0-21swapper/108:29:301
31635995818cyclictest0-21swapper/106:45:331
31635995817cyclictest0-21swapper/108:21:571
31635995817cyclictest0-21swapper/106:38:081
31635995811cyclictest0-21swapper/105:37:131
3163599577cyclictest0-21swapper/108:14:331
3163599577cyclictest0-21swapper/104:22:011
3163599577cyclictest0-21swapper/103:32:091
31635995742cyclictest304-21snmpd08:39:291
31635995739cyclictest2293-21sh06:02:321
31635995721cyclictest3150-21memory03:22:181
31635995719cyclictest32262-21df04:57:061
31635995718cyclictest7698-21/usr/sbin/munin07:07:231
31635995718cyclictest0-21swapper/104:12:081
31635995717cyclictest0-21swapper/106:14:231
31635995717cyclictest0-21swapper/104:37:221
31635995716cyclictest0-21swapper/107:42:561
31635995710cyclictest0-21swapper/104:17:231
3163599568cyclictest0-21swapper/103:12:131
31635995639cyclictest30707-21df_inode04:52:071
31635995639cyclictest30707-21df_inode04:52:071
31635995620cyclictest2941-21df_inode05:07:121
31635995619cyclictest1363-21perl03:17:091
31635995615cyclictest0-21swapper/104:07:231
3163599558cyclictest0-21swapper/106:52:191
3163599558cyclictest0-21swapper/106:52:191
3163599558cyclictest0-21swapper/106:20:181
3163599558cyclictest0-21swapper/104:47:021
3163599548cyclictest0-21swapper/103:57:071
3163599548cyclictest0-21swapper/103:57:071
31635995316cyclictest0-21swapper/103:47:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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