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2025-07-02 - 07:10
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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 Jul 02, 2025 00:43:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050680,0irq/25-eth00-21swapper/319:05:533
117950670,0irq/26-eth1-rx-41ktimersoftd/019:05:020
110050610,0irq/25-eth00-21swapper/119:05:401
117950430,0irq/26-eth1-rx-0-21swapper/219:08:262
351190,0ktimersoftd/316826-21sshd21:54:493
271190,0ktimersoftd/216728-21diskmemload21:54:492
271190,0ktimersoftd/211532-21sshd22:07:012
271180,0ktimersoftd/23612-21sshd23:58:442
271180,0ktimersoftd/220160-21sshd23:34:322
191180,0ktimersoftd/10-21swapper/122:07:011
24807991711,0cyclictest27392-21sshd23:48:080
110050170,0irq/25-eth00-21swapper/223:04:002
110050170,0irq/25-eth00-21swapper/223:04:002
24808991615,0cyclictest0-21swapper/122:54:281
24808991615,0cyclictest0-21swapper/122:54:281
24809991514,0cyclictest28-21ksoftirqd/222:37:582
24809991514,0cyclictest0-21swapper/223:22:072
2480999150,0cyclictest0-21swapper/200:30:532
24807991512,0cyclictest0-21swapper/022:54:290
24807991512,0cyclictest0-21swapper/022:54:280
24810991413,0cyclictest5940-21nfsd400:05:203
24810991411,0cyclictest0-21swapper/321:30:083
24809991413,0cyclictest28-21ksoftirqd/222:20:472
24809991413,0cyclictest16728-21diskmemload21:29:202
24809991413,0cyclictest0-21swapper/222:54:082
24809991413,0cyclictest0-21swapper/222:54:082
24809991413,0cyclictest0-21swapper/221:37:222
24809991411,0cyclictest16279-21bash00:35:192
2480999140,0cyclictest0-21swapper/221:44:402
24808991413,0cyclictest0-21swapper/100:00:201
24808991411,0cyclictest0-21swapper/121:34:121
2480799140,0cyclictest0-21swapper/023:21:040
2480799140,0cyclictest0-21swapper/000:35:170
110050140,0irq/25-eth032227-21sshd22:09:070
9950130,0irq/24-0000:00:26609-21sshd22:15:002
2481099130,0cyclictest0-21swapper/323:08:493
2481099130,0cyclictest0-21swapper/323:02:163
2481099130,0cyclictest0-21swapper/323:02:153
2481099130,0cyclictest0-21swapper/300:29:033
24809991312,0cyclictest0-21swapper/223:28:112
24809991312,0cyclictest0-21swapper/221:57:402
24809991312,0cyclictest0-21swapper/221:17:012
24809991311,0cyclictest0-21swapper/222:27:522
24809991311,0cyclictest0-21swapper/222:27:522
24808991312,0cyclictest0-21swapper/100:24:371
2480899130,0cyclictest0-21swapper/123:41:381
2480899130,0cyclictest0-21swapper/121:13:321
24807991312,0cyclictest11081-21sshd00:12:450
24807991312,0cyclictest0-21swapper/022:44:490
24807991312,0cyclictest0-21swapper/022:44:490
24807991312,0cyclictest0-21swapper/021:27:270
24807991311,0cyclictest0-21swapper/023:06:190
24807991310,0cyclictest16702-21sshd00:16:430
2480799130,0cyclictest16728-21diskmemload00:27:580
2480799130,0cyclictest0-21swapper/022:49:140
1499130,0migration/031982-21bash23:03:450
1499130,0migration/031982-21bash23:03:450
110050130,0irq/25-eth032320-21sshd00:33:343
110050130,0irq/25-eth014024-21sshd23:14:481
41120,0ktimersoftd/028037-21sed23:45:010
351120,0ktimersoftd/30-21swapper/322:56:343
24810991211,0cyclictest26131-21sshd00:36:223
24810991211,0cyclictest16380-21sshd22:52:303
24810991211,0cyclictest16380-21sshd22:52:303
24810991211,0cyclictest0-21swapper/322:31:493
24810991210,0cyclictest0-21swapper/321:39:333
24810991210,0cyclictest0-21swapper/321:11:053
2481099120,0cyclictest0-21swapper/321:41:453
2481099120,0cyclictest0-21swapper/321:21:193
2480999127,0cyclictest28-21ksoftirqd/223:07:312
24809991211,0cyclictest7974-21bash00:12:252
24809991211,0cyclictest0-21swapper/222:17:532
2480999120,0cyclictest22933-21sshd22:46:352
2480999120,0cyclictest0-21swapper/200:25:012
2480899125,0cyclictest0-21swapper/123:46:591
24808991212,0cyclictest16728-21diskmemload21:23:311
24808991211,0cyclictest16299-21sshd21:25:511
24808991211,0cyclictest13673-21sshd00:16:231
24808991211,0cyclictest0-21swapper/122:00:421
24808991210,0cyclictest22830-21sshd22:20:541
24808991210,0cyclictest0-21swapper/121:42:341
2480899120,0cyclictest0-21swapper/121:50:491
2480899120,0cyclictest0-21swapper/100:05:411
24807991211,0cyclictest5565-21fschecks_time19:35:150
24807991211,0cyclictest16728-21diskmemload21:17:070
24807991211,0cyclictest0-21swapper/021:20:360
24807991210,0cyclictest16728-21diskmemload22:28:140
24807991210,0cyclictest16728-21diskmemload22:28:130
24807991210,0cyclictest0-21swapper/023:15:500
24807991210,0cyclictest0-21swapper/022:55:370
24807991210,0cyclictest0-21swapper/022:16:150
24807991210,0cyclictest0-21swapper/000:03:280
2480799120,0cyclictest18508-21sshd21:54:590
2480799120,0cyclictest0-21swapper/023:14:130
2480799120,0cyclictest0-21swapper/000:21:070
110050120,0irq/25-eth00-21swapper/123:26:041
41110,0ktimersoftd/0575-21bash22:02:440
41110,0ktimersoftd/030633-21sshd23:25:500
351110,0ktimersoftd/30-21swapper/322:03:223
24810991111,0cyclictest18053-21sshd21:16:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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