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2026-05-20 - 07:16
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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 May 20, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/119:05:211
112750630,0irq/25-eth00-21swapper/319:07:093
112750570,0irq/25-eth00-21swapper/219:08:552
112224824,0sleep00-21swapper/019:06:330
149599180,0cyclictest0-21swapper/321:31:263
1493991716,0cyclictest0-21swapper/122:26:441
1495991613,0cyclictest0-21swapper/322:54:093
149499160,0cyclictest0-21swapper/220:30:162
149399150,0cyclictest0-21swapper/120:25:221
1495991412,0cyclictest0-21swapper/322:43:213
1495991412,0cyclictest0-21swapper/321:52:493
1495991411,0cyclictest14001-21sshd22:06:463
1494991411,0cyclictest0-21swapper/222:38:422
149299140,0cyclictest4520-21sshd22:35:060
1495991311,0cyclictest0-21swapper/321:44:413
1495991311,0cyclictest0-21swapper/300:25:063
1495991310,0cyclictest0-21swapper/300:00:223
149599130,0cyclictest20664-21bash21:46:413
149599130,0cyclictest0-21swapper/321:22:153
1494991311,0cyclictest0-21swapper/221:49:402
149499131,0cyclictest0-21swapper/200:19:532
149499130,0cyclictest1480-21nfsd23:10:192
149499130,0cyclictest0-21swapper/223:27:292
149499130,0cyclictest0-21swapper/222:59:022
149499130,0cyclictest0-21swapper/222:43:282
1493991312,0cyclictest0-21swapper/123:03:401
1493991311,0cyclictest0-21swapper/123:23:531
1493991311,0cyclictest0-21swapper/100:11:171
149399130,0cyclictest0-21swapper/123:47:481
149399130,0cyclictest0-21swapper/100:38:001
1492991312,0cyclictest0-21swapper/023:50:500
1492991311,0cyclictest0-21swapper/000:32:460
149299130,0cyclictest0-21swapper/021:58:580
149299130,0cyclictest0-21swapper/000:27:480
112750130,0irq/25-eth00-21swapper/121:14:271
191120,0ktimersoftd/18455-21hddtemp_smartct22:10:141
149599122,0cyclictest18681-21sshd00:39:153
1495991211,0cyclictest0-21swapper/323:36:543
1495991210,0cyclictest0-21swapper/323:41:543
1495991210,0cyclictest0-21swapper/322:25:143
1495991210,0cyclictest0-21swapper/321:26:063
149599120,0cyclictest0-21swapper/323:50:233
149599120,0cyclictest0-21swapper/322:35:343
149599120,0cyclictest0-21swapper/322:18:093
149599120,0cyclictest0-21swapper/321:57:233
1494991211,0cyclictest0-21swapper/223:00:322
149499121,0cyclictest0-21swapper/222:32:262
1494991210,0cyclictest24929-21sshd00:23:082
149499120,0cyclictest0-21swapper/223:51:252
149499120,0cyclictest0-21swapper/222:16:312
149499120,0cyclictest0-21swapper/221:29:352
149499120,0cyclictest0-21swapper/221:11:492
1493991211,0cyclictest18522-21bash23:35:511
1493991211,0cyclictest112750irq/25-eth000:06:171
1493991211,0cyclictest0-21swapper/122:54:221
1493991210,0cyclictest0-21swapper/123:13:401
1493991210,0cyclictest0-21swapper/122:38:481
149399120,0cyclictest25817-21diskmemload00:01:171
149399120,0cyclictest0-21swapper/122:23:561
149399120,0cyclictest0-21swapper/122:23:561
149399120,0cyclictest0-21swapper/121:51:321
149399120,0cyclictest0-21swapper/121:31:261
149399120,0cyclictest0-21swapper/119:30:161
149399120,0cyclictest0-21swapper/100:16:161
1492991211,0cyclictest7757-21sshd22:01:450
1492991211,0cyclictest25817-21diskmemload23:11:270
1492991210,0cyclictest21910-21sshd23:32:080
1492991210,0cyclictest0-21swapper/022:55:260
1492991210,0cyclictest0-21swapper/022:06:030
149299120,0cyclictest9304-21fschecks_time21:45:160
149299120,0cyclictest0-21swapper/023:45:500
149299120,0cyclictest0-21swapper/019:55:150
149299120,0cyclictest0-21swapper/000:14:180
112750120,0irq/25-eth013881-21sshd22:06:451
112750120,0irq/25-eth00-21swapper/322:58:133
9950110,0irq/24-0000:00:10089-21sshd23:39:070
41110,0ktimersoftd/032764-21sshd21:52:290
41110,0ktimersoftd/00-21swapper/020:20:130
191110,0ktimersoftd/10-21swapper/123:58:301
1599110,0watchdog/00-21swapper/021:39:280
149599115,0cyclictest11380-21sshd23:09:453
1495991111,0cyclictest0-21swapper/322:20:563
1495991111,0cyclictest0-21swapper/322:20:563
1495991110,0cyclictest0-21swapper/300:33:213
1495991110,0cyclictest0-21swapper/300:20:083
1495991110,0cyclictest0-21swapper/300:05:223
149599110,0cyclictest0-21swapper/323:55:233
149599110,0cyclictest0-21swapper/323:45:173
149599110,0cyclictest0-21swapper/322:03:583
149599110,0cyclictest0-21swapper/320:30:173
149599110,0cyclictest0-21swapper/300:13:373
149499119,0cyclictest0-21swapper/200:01:252
1494991111,0cyclictest0-21swapper/200:08:092
1494991110,0cyclictest25869-21sshd22:29:252
1494991110,0cyclictest25817-21diskmemload23:20:312
1494991110,0cyclictest0-21swapper/223:49:422
1494991110,0cyclictest0-21swapper/222:10:412
1494991110,0cyclictest0-21swapper/221:53:452
1494991110,0cyclictest0-21swapper/221:30:522
1494991110,0cyclictest0-21swapper/221:21:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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