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2026-04-16 - 03:11
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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 Thu Apr 16, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/319:08:193
112750590,0irq/25-eth00-21swapper/119:05:181
1561024720,0sleep00-21swapper/019:06:110
120650430,0irq/26-eth1-rx-0-21swapper/219:07:352
1599399191,0cyclictest16926-21id22:48:573
1599099190,0cyclictest28828-21sshd00:33:280
1599099180,0cyclictest10362-21sshd22:48:040
112750180,0irq/25-eth019492-21sshd21:49:310
1599399162,0cyclictest25203-21sshd21:58:423
1599199160,0cyclictest0-21swapper/121:25:131
1599299150,0cyclictest0-21swapper/221:48:352
15990991514,0cyclictest0-21swapper/022:03:020
15993991413,0cyclictest7405-21sshd00:17:453
15993991413,0cyclictest0-21swapper/300:27:313
15993991412,0cyclictest0-21swapper/323:48:093
1599299140,0cyclictest112750irq/25-eth023:05:152
1599199140,0cyclictest0-21swapper/121:05:201
1599199140,0cyclictest0-21swapper/120:35:191
15990991413,0cyclictest8725-21sshd00:22:110
15990991411,0cyclictest2876-21sshd23:47:060
1599099140,0cyclictest26348-21sshd23:28:530
15993991313,0cyclictest0-21swapper/323:36:383
15993991312,0cyclictest4816-21fw_forwarded_lo22:00:133
15993991312,0cyclictest0-21swapper/300:09:443
1599399130,0cyclictest0-21swapper/322:42:583
15992991312,0cyclictest0-21swapper/222:12:382
15992991312,0cyclictest0-21swapper/222:09:232
15992991312,0cyclictest0-21swapper/222:09:232
15992991311,0cyclictest0-21swapper/222:25:532
1599299130,0cyclictest0-21swapper/223:55:122
1599299130,0cyclictest0-21swapper/223:45:282
15991991312,0cyclictest0-21swapper/123:50:431
15991991312,0cyclictest0-21swapper/122:46:511
1599199130,0cyclictest0-21swapper/123:02:171
1599199130,0cyclictest0-21swapper/122:41:501
1599099133,0cyclictest13946-21sadc22:40:010
1599099131,0cyclictest0-21swapper/021:26:330
1599099130,0cyclictest9797-21cp00:18:060
1599099130,0cyclictest6306-21bash23:00:200
1599099130,0cyclictest3489-21sshd00:38:420
1599099130,0cyclictest0-21swapper/022:51:280
1599099130,0cyclictest0-21swapper/022:14:440
1599099130,0cyclictest0-21swapper/021:20:000
112750130,0irq/25-eth023234-21bash21:24:403
271120,0ktimersoftd/20-21swapper/223:18:302
191120,0ktimersoftd/10-21swapper/121:48:521
15993991212,0cyclictest0-21swapper/320:20:113
15993991211,0cyclictest8000-21sshd21:39:323
15993991211,0cyclictest0-21swapper/322:58:123
15993991210,0cyclictest0-21swapper/323:20:233
15993991210,0cyclictest0-21swapper/322:14:443
1599399120,0cyclictest29778-21sshd21:50:413
1599399120,0cyclictest0-21swapper/322:26:143
15992991211,0cyclictest27527-21sshd00:07:312
15992991211,0cyclictest27087-21cp22:15:532
15992991210,0cyclictest1883-21sshd21:38:432
15992991210,0cyclictest0-21swapper/221:25:222
15992991210,0cyclictest0-21swapper/200:33:462
1599299120,0cyclictest0-21swapper/222:58:172
1599299120,0cyclictest0-21swapper/221:40:032
1599299120,0cyclictest0-21swapper/200:23:482
1599299120,0cyclictest0-21swapper/200:10:472
15991991211,0cyclictest7898-21diskmemload22:33:221
15991991211,0cyclictest32742-21sshd23:55:181
15991991211,0cyclictest2569-21sshd21:30:171
15991991211,0cyclictest23276-21sshd22:28:221
15991991211,0cyclictest0-21swapper/123:40:441
15991991211,0cyclictest0-21swapper/122:58:481
15991991211,0cyclictest0-21swapper/122:07:061
15991991211,0cyclictest0-21swapper/122:07:061
15991991211,0cyclictest0-21swapper/122:00:361
15991991211,0cyclictest0-21swapper/121:52:351
15991991211,0cyclictest0-21swapper/121:19:081
15991991211,0cyclictest0-21swapper/100:06:031
15991991210,0cyclictest0-21swapper/122:16:521
15991991210,0cyclictest0-21swapper/121:13:401
1599199120,0cyclictest11794-21sshd00:14:051
1599199120,0cyclictest0-21swapper/123:25:591
1599199120,0cyclictest0-21swapper/121:22:511
1599199120,0cyclictest0-21swapper/100:03:031
1599099126,0cyclictest17316-21bash22:06:050
1599099126,0cyclictest17316-21bash22:06:050
1599099125,0cyclictest8986-21bash23:13:380
1599099125,0cyclictest0-21swapper/022:15:220
1599099125,0cyclictest0-21swapper/020:15:190
1599099124,0cyclictest7898-21diskmemload00:00:110
1599099124,0cyclictest17146-21sshd22:23:160
1599099123,0cyclictest18988-21sshd00:27:520
1599099123,0cyclictest18260-21sshd00:06:140
15990991211,0cyclictest0-21swapper/023:52:070
15990991211,0cyclictest0-21swapper/000:10:410
1599099121,0cyclictest0-21swapper/021:35:350
15990991210,0cyclictest0-21swapper/023:32:070
15990991210,0cyclictest0-21swapper/022:31:010
15990991210,0cyclictest0-21swapper/021:56:310
15990991210,0cyclictest0-21swapper/020:06:380
1599099120,0cyclictest9285-21bash21:52:200
1599099120,0cyclictest7898-21diskmemload21:30:180
1599099120,0cyclictest32562-21rm22:55:140
1599099120,0cyclictest18372-21bash22:40:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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