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2026-04-21 - 05:03
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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 highest latencies:
System rack5slot0.osadl.org (updated Tue Apr 21, 2026 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
570521380,3sleep02235899cyclictest00:25:090
1138721260,2sleep211383-21sshd22:15:162
21980210834,44sleep10-21swapper/119:08:281
243762880,3sleep20-21swapper/222:48:052
236862860,0sleep023683-21sshd21:38:340
9932850,1sleep00-21swapper/021:15:300
67882850,2sleep26786-21sshd21:19:372
231992850,1sleep323204-21sshd00:20:003
257212840,2sleep225711-21sshd23:51:372
2187928433,46sleep30-21swapper/319:07:133
150882840,5sleep10-21swapper/123:08:201
38932820,1sleep00-21swapper/000:03:250
303032820,0sleep00-21swapper/023:48:430
295872800,3sleep10-21swapper/122:59:271
95652790,1sleep10-21swapper/123:14:581
95652790,1sleep10-21swapper/123:14:571
24552790,1sleep041ktimersoftd/022:00:230
213222790,2sleep10-21swapper/121:21:001
91082780,2sleep19100-21sshd00:32:361
167352760,1sleep016726-21sshd21:34:170
14552760,1sleep00-21swapper/023:06:510
117762750,2sleep20-21swapper/221:44:092
151612740,2sleep315162-21sshd21:51:153
43172730,2sleep32236199cyclictest23:56:163
6562720,2sleep20-21swapper/222:34:592
24902720,1sleep30-21swapper/322:03:553
88212690,3sleep30-21swapper/321:43:513
311002670,65sleep228950irq/26-ahci[00023:03:092
36312650,4sleep13625-21sshd21:50:091
161602640,4sleep22236099cyclictest00:11:452
33752610,3sleep32236199cyclictest21:22:353
227982590,3sleep12235999cyclictest21:17:511
268862580,3sleep12235999cyclictest22:37:471
2201625833,13sleep20-21swapper/219:08:572
2190024632,11sleep00-21swapper/019:07:260
175572400,0sleep117558-21bash00:37:081
280302380,0sleep128029-21bash23:16:501
262622360,3sleep30-21swapper/300:12:583
200492330,30sleep3144650irq/27-eth022:19:423
124682322,27sleep3144650irq/27-eth022:11:563
124622300,2sleep012458-21bash22:46:480
64232290,2sleep26421-21sshd21:53:522
231642290,6sleep12235999cyclictest22:13:051
39952260,24sleep1144650irq/27-eth022:04:051
325592260,2sleep232558-21sshd00:28:002
8242250,5sleep30-21swapper/322:20:573
190092250,2sleep10-21swapper/100:08:311
184912250,23sleep3144650irq/27-eth023:19:293
236812240,22sleep3144650irq/27-eth022:06:043
122742240,22sleep3144650irq/27-eth023:25:433
287892230,2sleep30-21swapper/300:20:273
200092230,3sleep10-21swapper/122:23:041
28092220,2sleep10-21swapper/122:49:171
260312220,2sleep30-21swapper/300:30:413
221392220,1sleep00-21swapper/000:30:180
215842223,17sleep1144650irq/27-eth022:19:531
131202220,1sleep20-21swapper/200:18:462
12512220,1sleep20-21swapper/221:56:512
115662220,1sleep30-21swapper/300:04:163
107952220,1sleep02235899cyclictest00:22:090
92822210,2sleep10-21swapper/123:25:221
253032210,19sleep1144650irq/27-eth022:30:341
22360992117,3cyclictest19729-21sshd22:50:592
189622210,2sleep218963-21sshd22:22:562
2236099204,3cyclictest5889-21bash22:14:452
2235899204,3cyclictest0-21swapper/022:14:100
2235899204,11cyclictest10505-21sshd22:15:120
2235899203,16cyclictest13988-21sshd22:54:110
22358992012,7cyclictest0-21swapper/023:25:140
169562200,0sleep00-21swapper/021:44:440
151762200,18sleep1144650irq/27-eth000:01:031
257242190,17sleep1144650irq/27-eth022:06:171
2235899193,3cyclictest2024-21nfsd22:37:240
2235899191,5cyclictest22962-21sshd23:40:510
133382190,2sleep213322-21sshd22:57:312
88292180,16sleep328950irq/26-ahci[00023:32:203
50412180,16sleep3144650irq/27-eth021:19:273
48232180,16sleep1144650irq/27-eth021:57:171
46122181,15sleep1144650irq/27-eth021:26:021
22360991814,3cyclictest2024-21nfsd00:07:362
2235899185,3cyclictest23876-21idleruntime-cro23:55:000
2235899184,13cyclictest5013-21sshd00:06:590
2235899184,12cyclictest28300-21sshd21:45:470
2235899184,12cyclictest12507-21sshd23:15:140
2235899183,13cyclictest27754-21sshd21:25:100
2235899182,5cyclictest17194-21sshd00:11:530
2235899182,2cyclictest0-21swapper/022:25:450
2235899181,5cyclictest0-21swapper/021:57:440
22358991811,6cyclictest16323-21sshd22:05:190
121492180,16sleep1144650irq/27-eth021:13:241
22361991712,4cyclictest28231-21bash22:27:313
2236099175,1cyclictest9167-21ntp_states00:00:212
2235999171,14cyclictest0-21swapper/123:35:011
2235899175,10cyclictest15575-21sshd21:20:250
2235899174,7cyclictest4341-21sshd22:24:580
2235899174,4cyclictest31315-21sshd23:10:060
2235899174,4cyclictest31315-21sshd23:10:060
2235899174,4cyclictest30865-21sshd22:31:110
2235899174,3cyclictest28787-21sshd21:11:400
2235899173,13cyclictest14447-21sshd22:40:090
2235899173,12cyclictest16278-21sshd23:36:330
2235899172,6cyclictest5243-21latency23:00:180
2235899172,4cyclictest531-21sshd00:35:190
2235899172,13cyclictest2803-21bash23:21:150
22358991711,4cyclictest25927-21sshd23:55:120
309592160,14sleep1144650irq/27-eth023:59:151
2236199168,7cyclictest2074-21nscd22:41:533
2236199164,11cyclictest0-21swapper/320:55:193
2236199160,4cyclictest144650irq/27-eth023:50:303
2236199160,15cyclictest0-21swapper/322:35:553
2236199160,14cyclictest0-21swapper/300:36:423
2236199160,11cyclictest0-21swapper/321:13:213
22360991612,3cyclictest23261-21sshd00:37:502
22360991611,4cyclictest20388-21sshd23:37:002
2236099161,13cyclictest2394-21sshd23:10:212
2236099161,13cyclictest2394-21sshd23:10:212
2236099160,14cyclictest6169-21sshd22:00:452
2235999169,2cyclictest2802-21sshd00:24:511
2235999162,2cyclictest27250-21sshd00:13:061
22359991613,2cyclictest144650irq/27-eth021:44:061
2235999160,14cyclictest20712-21sshd21:31:061
2235999160,14cyclictest0-21swapper/119:53:131
2235899164,4cyclictest26649-21sshd22:55:230
2235899162,12cyclictest21664-21perl23:30:140
22358991613,2cyclictest2852-21bash21:50:040
137852160,14sleep1144650irq/27-eth023:04:491
2236199158,3cyclictest7672-21sshd21:29:533
2236199157,7cyclictest0-21swapper/322:45:163
2236199157,6cyclictest0-21swapper/322:55:133
2236199153,0cyclictest0-21swapper/320:25:143
2236199151,9cyclictest0-21swapper/323:35:213
22361991512,2cyclictest0-21swapper/323:10:233
22361991512,2cyclictest0-21swapper/323:10:233
2236199150,14cyclictest14800-21sshd00:26:013
2236199150,13cyclictest7596-21munin-node21:00:173
2236199150,13cyclictest15918-21cp23:47:083
2236199150,13cyclictest11318-21atenall_r5power22:50:113
2236199150,13cyclictest0-21swapper/323:41:583
2236199150,13cyclictest0-21swapper/320:00:183
2236199150,11cyclictest14095-21sshd23:22:313
2236099153,4cyclictest0-21swapper/222:07:432
2236099152,10cyclictest144650irq/27-eth021:24:042
22360991512,2cyclictest19748-21sshd21:27:412
22360991511,3cyclictest21003-21sshd22:40:442
22360991510,4cyclictest22211-21sshd21:45:152
2236099150,6cyclictest0-21swapper/221:31:202
2236099150,14cyclictest0-21swapper/223:30:152
2236099150,13cyclictest0-21swapper/222:29:402
2235999151,9cyclictest0-21swapper/121:49:231
22359991511,3cyclictest13034-21bash22:25:471
2235999150,14cyclictest0-21swapper/119:30:191
2235999150,13cyclictest29667-21cut19:25:141
2235899154,10cyclictest12854-21df00:15:110
189332150,1sleep20-21swapper/223:08:442
304142141,11sleep3144650irq/27-eth022:31:093
2236199142,11cyclictest144650irq/27-eth000:07:293
22361991411,2cyclictest32404-21sshd21:49:483
2236199140,3cyclictest24986-21sshd21:55:523
2236199140,2cyclictest24620-21sshd23:05:493
2236199140,13cyclictest0-21swapper/323:02:003
2236199140,12cyclictest12623-21sshd21:30:193
2236099149,4cyclictest29346-21sshd00:20:332
2236099148,5cyclictest26852-21sshd21:35:202
2236099148,5cyclictest0-21swapper/223:45:192
2236099148,4cyclictest27696-21kernelversion19:20:162
2236099143,10cyclictest153250irq/28-eth1-rx-19:14:482
2236099141,3cyclictest23276-21sshd23:20:022
2236099141,12cyclictest14684-21sshd23:19:012
2236099141,12cyclictest144650irq/27-eth020:31:052
2236099140,2cyclictest0-21swapper/200:31:132
2236099140,13cyclictest25638-21sshd23:55:102
2236099140,13cyclictest24652-21sshd22:37:312
2236099140,13cyclictest0-21swapper/220:25:232
2236099140,12cyclictest15692-21sshd23:40:082
2236099140,12cyclictest11682-21sshd21:07:162
2235999148,5cyclictest0-21swapper/122:42:311
22359991412,1cyclictest0-21swapper/121:35:501
22359991411,2cyclictest0-21swapper/121:05:161
2235999140,13cyclictest36-21rcuop/220:32:181
2235999140,13cyclictest13875-21sshd22:50:201
2235999140,13cyclictest0-21swapper/123:22:171
2235999140,12cyclictest8680-21sshd00:25:221
2235999140,12cyclictest14958-21unixbench_singl23:50:241
2235999140,10cyclictest0-21swapper/119:41:551
2235899144,6cyclictest21760-21wc20:20:000
22358991411,2cyclictest11548-21munin-node19:55:180
22358991410,3cyclictest0-21swapper/019:20:130
2236199139,3cyclictest144650irq/27-eth019:46:213
2236199138,4cyclictest28950irq/26-ahci[00020:35:033
2236199138,4cyclictest27600-21sshd21:35:233
22361991311,1cyclictest0-21swapper/320:41:303
2236199130,5cyclictest0-21swapper/319:52:313
2236199130,12cyclictest698-21munin-node20:45:163
2236199130,12cyclictest144650irq/27-eth019:25:413
2236199130,12cyclictest0-21swapper/321:05:013
2236199130,12cyclictest0-21swapper/320:33:133
2236199130,12cyclictest0-21swapper/320:23:573
2236199130,12cyclictest0-21swapper/320:15:263
2236199130,12cyclictest0-21swapper/320:06:073
2236199130,12cyclictest0-21swapper/319:43:123
2236199130,12cyclictest0-21swapper/319:35:183
2236199130,12cyclictest0-21swapper/319:16:403
2236199130,11cyclictest27667-21iostat19:20:153
2236099139,3cyclictest144650irq/27-eth020:20:042
2236099138,4cyclictest15206-21sshd21:10:152
2236099138,3cyclictest7861-21df21:00:112
2236099138,3cyclictest31645-21iostat20:40:142
2236099131,4cyclictest144650irq/27-eth020:45:052
22360991311,1cyclictest0-21swapper/223:25:012
22360991310,2cyclictest0-21swapper/220:55:192
2236099130,5cyclictest144650irq/27-eth019:40:132
2236099130,5cyclictest0-21swapper/219:39:342
2236099130,12cyclictest25423-21irqstats19:15:152
2236099130,12cyclictest0-21swapper/220:53:192
2236099130,12cyclictest0-21swapper/220:37:332
2236099130,12cyclictest0-21swapper/220:17:012
2236099130,12cyclictest0-21swapper/220:12:352
2236099130,12cyclictest0-21swapper/220:07:392
2236099130,12cyclictest0-21swapper/220:01:082
2236099130,12cyclictest0-21swapper/219:56:442
2236099130,12cyclictest0-21swapper/219:51:032
2235999137,5cyclictest22494-21hddtemp_smartct20:20:151
2235999135,3cyclictest144650irq/27-eth019:15:141
2235999134,4cyclictest144650irq/27-eth023:40:071
2235999134,1cyclictest29178-21sshd23:37:591
2235999132,10cyclictest0-21swapper/119:45:241
2235999130,2cyclictest0-21swapper/119:36:191
2235999130,12cyclictest0-21swapper/120:45:141
2235999130,12cyclictest0-21swapper/120:42:501
2235999130,12cyclictest0-21swapper/120:35:241
2235999130,12cyclictest0-21swapper/120:25:041
2235999130,12cyclictest0-21swapper/120:10:091
2235999130,12cyclictest0-21swapper/120:06:561
2235999130,12cyclictest0-21swapper/119:24:221
2235999130,11cyclictest29798-21sshd23:45:121
2235999130,11cyclictest20678-21ntp_states20:15:191
2235999130,11cyclictest13159-21cut00:15:121
2235999130,11cyclictest11315-21memory19:55:171
2235899139,3cyclictest0-21swapper/019:15:130
2235899138,4cyclictest0-21swapper/020:35:160
2235899137,3cyclictest0-21swapper/019:40:150
2235899136,4cyclictest0-21swapper/020:20:120
2235899134,8cyclictest6961-21grep19:45:170
2235899133,2cyclictest1336-21fschecks_time20:45:130
2235899132,3cyclictest144650irq/27-eth019:35:160
2235899132,10cyclictest31451-21munin-node19:30:100
2235899131,5cyclictest4588-21grep20:50:200
2235899131,2cyclictest0-21swapper/021:05:090
22358991310,2cyclictest22701-21diskstats19:10:120
2235899130,1cyclictest0-21swapper/020:04:160
2236199120,3cyclictest3377-21df_inode20:50:103
2236199120,11cyclictest2100-21snmpd20:10:043
2236199120,11cyclictest0-21swapper/319:55:243
2236199120,11cyclictest0-21swapper/319:30:573
2236199120,10cyclictest0-21swapper/319:10:123
2236099128,3cyclictest144650irq/27-eth019:45:012
2236099120,3cyclictest29449-21df19:25:132
2236099120,3cyclictest2024-21nfsd19:30:132
2235999120,3cyclictest6445-21munin-node20:55:181
2235999120,3cyclictest3323-21df20:50:101
2235999120,11cyclictest22991-21perl19:10:141
2235999120,11cyclictest144650irq/27-eth020:00:041
2235999120,11cyclictest0-21swapper/121:01:281
2235899129,2cyclictest0-21swapper/020:55:120
2235899128,3cyclictest0-21swapper/020:30:080
2235899128,3cyclictest0-21swapper/019:50:140
2235899121,10cyclictest0-21swapper/020:05:380
2235899120,8cyclictest0-21swapper/019:25:140
2235899120,1cyclictest0-21swapper/020:25:080
2235899120,11cyclictest0-21swapper/021:00:110
2235899120,11cyclictest0-21swapper/020:12:100
2235899110,2cyclictest0-21swapper/020:40:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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