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2025-12-02 - 01:41
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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 rack2slot0.osadl.org (updated Tue Dec 02, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
296821050,0sleep00-21swapper/022:51:480
1046321010,1sleep12542499cyclictest21:29:221
223592950,1sleep022355-21sshd23:35:250
102442870,0sleep210157-21sshd00:06:512
222572780,0sleep10-21swapper/100:01:261
252522740,0sleep00-21swapper/022:34:530
116952630,0sleep10-21swapper/123:34:291
48152590,1sleep14816-21tty22:42:231
238992590,0sleep00-21swapper/023:32:280
246722580,0sleep30-21swapper/323:51:463
28402560,2sleep32543599cyclictest22:00:323
181242560,0sleep20-21swapper/221:55:382
181242560,0sleep20-21swapper/221:55:382
125272560,0sleep20-21swapper/222:23:582
109652550,0sleep10-21swapper/122:52:361
318242540,0sleep30-21swapper/321:50:383
120952540,0sleep00-21swapper/022:01:280
28542530,0sleep00-21swapper/021:31:440
211772530,0sleep30-21swapper/300:04:443
66432520,2sleep32543599cyclictest19:40:173
52142520,1sleep25208-21bash22:10:192
318862520,2sleep32543599cyclictest23:36:243
303132520,0sleep10-21swapper/119:20:131
23642520,0sleep20-21swapper/223:33:342
281342510,0sleep00-21swapper/021:40:370
163242510,0sleep10-21swapper/100:20:471
127782510,0sleep00-21swapper/000:38:050
115042510,0sleep10-21swapper/121:55:051
115042510,0sleep10-21swapper/121:55:051
212382500,0sleep30-21swapper/321:59:163
212382500,0sleep30-21swapper/321:59:163
320962490,0sleep11095-21nfsd23:46:041
192442480,0sleep30-21swapper/300:35:083
4572460,0sleep00-21swapper/021:28:210
300702460,0sleep00-21swapper/000:18:550
260442450,0sleep20-21swapper/221:21:102
257412430,1sleep125743-21bash21:46:521
22212430,0sleep00-21swapper/023:46:180
2519523210,7sleep30-21swapper/319:08:223
249692268,6sleep20-21swapper/219:05:372
2457822411,7sleep00-21swapper/019:05:180
2519822110,7sleep10-21swapper/119:08:241
323962190,0sleep30-21swapper/323:49:223
315482190,1sleep231549-21sshd21:31:232
246872170,3sleep2321ktimersoftd/221:17:482
164812170,0sleep216470-21cp23:47:452
163862170,1sleep116385-21grep23:57:321
311012160,1sleep131103-21bash22:32:101
294842160,0sleep10-21swapper/123:39:271
293112160,0sleep10-21swapper/123:29:541
196602160,0sleep10-21swapper/122:05:231
192432160,1sleep319242-21sshd23:03:073
149502160,0sleep30-21swapper/322:20:553
311112150,0sleep20-21swapper/200:26:062
311112150,0sleep20-21swapper/200:26:062
289842150,0sleep30-21swapper/321:34:253
308702140,0sleep2311rcuc/223:04:192
26842140,0sleep00-21swapper/022:13:230
17792140,0sleep00-21swapper/023:17:270
164992140,0sleep20-21swapper/220:05:182
159422140,0sleep10-21swapper/123:15:351
14212140,0sleep00-21swapper/022:06:500
48312130,0sleep10-21swapper/122:10:191
26642130,0sleep00-21swapper/000:30:000
26642130,0sleep00-21swapper/000:30:000
2543599130,1cyclictest443-21systemd-journal23:18:133
2542899130,11cyclictest20813-21sshd22:08:482
212682130,0sleep00-21swapper/000:31:520
25435991211,0cyclictest0-21swapper/323:56:043
25435991210,1cyclictest16176-21bash23:44:333
2543599120,1cyclictest29509-21grepconf.sh23:33:043
2542899120,1cyclictest16105-21id21:08:472
25424991210,1cyclictest2210-21sshd22:48:351
25424991210,1cyclictest11543-21lspci00:16:551
2542499120,11cyclictest5975-21sshd21:15:531
2542499120,0cyclictest0-21swapper/121:14:041
25418991211,0cyclictest0-21swapper/020:35:150
25418991210,1cyclictest0-21swapper/023:40:560
25418991210,1cyclictest0-21swapper/000:10:450
2541899120,1cyclictest8027-21lspci21:57:550
2541899120,1cyclictest8027-21lspci21:57:550
2541899120,11cyclictest7809-21lspci22:36:150
2541899120,11cyclictest15879-21sshd00:24:250
2543599119,1cyclictest20420-21ls20:15:133
25435991110,0cyclictest0-21swapper/321:44:243
2543599110,10cyclictest0-21swapper/323:21:443
2543599110,10cyclictest0-21swapper/323:07:443
2543599110,10cyclictest0-21swapper/322:59:043
2543599110,10cyclictest0-21swapper/322:41:343
2543599110,0cyclictest0-21swapper/322:50:243
2542899110,0cyclictest0-21swapper/222:59:482
25424991110,0cyclictest0-21swapper/100:32:351
2542499110,0cyclictest0-21swapper/122:23:251
2542499110,0cyclictest0-21swapper/122:15:151
2541899119,1cyclictest0-21swapper/021:07:240
25418991110,0cyclictest0-21swapper/023:59:060
25418991110,0cyclictest0-21swapper/023:04:150
2541899110,0cyclictest3150-21sshd21:38:150
105352110,1sleep22542899cyclictest22:36:312
2543599109,0cyclictest0-21swapper/321:45:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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