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2026-06-03 - 13:36
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Wed Jun 03, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/319:07:243
120650640,0irq/26-eth1-rx-0-21swapper/119:07:461
120650600,0irq/26-eth1-rx-0-21swapper/019:09:200
9950410,0irq/24-0000:00:0-21swapper/219:05:332
271190,0ktimersoftd/21953-21sshd22:57:552
4672991514,0cyclictest0-21swapper/221:14:582
4672991413,0cyclictest0-21swapper/222:29:052
467299140,0cyclictest1639-21runrttasks00:10:582
4670991413,0cyclictest0-21swapper/022:09:000
4670991411,0cyclictest23871-21diskmemload23:46:550
112750140,0irq/25-eth00-21swapper/121:26:311
4673991312,0cyclictest308-21sshd21:45:043
4673991312,0cyclictest17047-21sshd23:34:363
4673991312,0cyclictest0-21swapper/323:57:433
4673991312,0cyclictest0-21swapper/322:18:313
4673991312,0cyclictest0-21swapper/321:25:193
4673991311,0cyclictest0-21swapper/323:03:573
4673991311,0cyclictest0-21swapper/322:02:363
4672991311,0cyclictest0-21swapper/223:38:202
4672991311,0cyclictest0-21swapper/222:13:242
467299130,0cyclictest0-21swapper/221:29:362
4671991312,0cyclictest0-21swapper/121:47:121
467199130,0cyclictest23871-21diskmemload23:33:081
4670991312,0cyclictest0-21swapper/022:16:180
9950120,0irq/24-0000:00:0-21swapper/122:53:391
4673991211,0cyclictest5404-21sshd00:16:133
4673991211,0cyclictest0-21swapper/322:35:153
4673991211,0cyclictest0-21swapper/300:08:453
467399120,0cyclictest29829-21sshd23:49:153
467399120,0cyclictest0-21swapper/323:08:003
467399120,0cyclictest0-21swapper/322:40:503
467399120,0cyclictest0-21swapper/322:09:553
467399120,0cyclictest0-21swapper/321:58:053
467399120,0cyclictest0-21swapper/320:25:153
467399120,0cyclictest0-21swapper/300:37:493
467399120,0cyclictest0-21swapper/300:03:543
4672991212,0cyclictest0-21swapper/222:40:152
4672991211,0cyclictest0-21swapper/221:50:182
4672991211,0cyclictest0-21swapper/221:35:112
4672991210,0cyclictest9766-21sshd21:16:292
4672991210,0cyclictest0-21swapper/223:02:192
4672991210,0cyclictest0-21swapper/222:48:362
4672991210,0cyclictest0-21swapper/222:48:362
4672991210,0cyclictest0-21swapper/200:39:252
467299120,0cyclictest23684-21sshd23:22:282
467299120,0cyclictest0-21swapper/222:06:052
467299120,0cyclictest0-21swapper/200:15:162
4671991212,0cyclictest0-21swapper/121:55:261
4671991211,0cyclictest22557-21id00:01:081
4671991211,0cyclictest0-21swapper/121:39:391
467199120,0cyclictest32143-21sshd22:36:061
467199120,0cyclictest23293-21sshd22:13:341
467199120,0cyclictest0-21swapper/122:17:521
467199120,0cyclictest0-21swapper/122:06:151
467199120,0cyclictest0-21swapper/121:42:261
467199120,0cyclictest0-21swapper/121:19:541
467199120,0cyclictest0-21swapper/120:20:111
467199120,0cyclictest0-21swapper/100:08:351
4670991212,0cyclictest32064-21sshd23:40:460
4670991212,0cyclictest0-21swapper/022:47:120
4670991212,0cyclictest0-21swapper/022:47:120
4670991211,0cyclictest2565-21sshd00:20:160
4670991211,0cyclictest0-21swapper/022:56:510
4670991211,0cyclictest0-21swapper/000:01:330
467099120,0cyclictest0-21swapper/023:31:000
467099120,0cyclictest0-21swapper/021:36:350
467099120,0cyclictest0-21swapper/021:20:540
467099120,0cyclictest0-21swapper/020:10:150
191120,0ktimersoftd/10-21swapper/123:09:401
112750120,0irq/25-eth012118-21sshd21:42:173
112750120,0irq/25-eth00-21swapper/022:39:500
112750120,0irq/25-eth00-21swapper/022:20:490
4673991111,0cyclictest0-21swapper/323:52:523
467399110,0cyclictest6152-21cp21:50:043
467399110,0cyclictest0-21swapper/321:35:123
467299119,0cyclictest0-21swapper/220:08:592
4672991111,0cyclictest2942-21strings21:45:172
4672991111,0cyclictest0-21swapper/222:19:132
4672991111,0cyclictest0-21swapper/221:32:232
4672991111,0cyclictest0-21swapper/200:32:142
4672991110,0cyclictest32339-21sshd21:23:482
4672991110,0cyclictest22490-21bash22:22:002
4672991110,0cyclictest20217-21sshd00:05:162
4672991110,0cyclictest1479-21nfsd21:43:132
4672991110,0cyclictest0-21swapper/223:59:062
4672991110,0cyclictest0-21swapper/222:37:262
4672991110,0cyclictest0-21swapper/222:31:522
4672991110,0cyclictest0-21swapper/222:00:022
4672991110,0cyclictest0-21swapper/221:56:472
467299110,0cyclictest0-21swapper/223:46:272
467299110,0cyclictest0-21swapper/220:11:182
467299110,0cyclictest0-21swapper/219:17:042
467199119,0cyclictest0-21swapper/120:06:011
4671991111,0cyclictest0-21swapper/123:36:441
4671991111,0cyclictest0-21swapper/122:04:441
4671991111,0cyclictest0-21swapper/121:05:161
4671991111,0cyclictest0-21swapper/120:50:231
4671991111,0cyclictest0-21swapper/100:23:261
4671991110,0cyclictest23871-21diskmemload23:00:431
4671991110,0cyclictest18560-21bash22:42:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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