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2026-04-02 - 10:12
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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 Thu Apr 02, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2580721210,0sleep00-21swapper/023:48:460
24474210132,41sleep30-21swapper/319:06:103
2467929433,57sleep10-21swapper/119:08:451
83522930,2sleep20-21swapper/222:54:482
246582900,3sleep12502999cyclictest22:45:161
69432870,6sleep00-21swapper/022:13:570
16492850,2sleep20-21swapper/200:17:552
123522850,1sleep30-21swapper/322:00:223
112752840,3sleep20-21swapper/221:31:402
281272830,2sleep128124-21sshd00:28:191
291682800,0sleep00-21swapper/000:39:390
152612800,1sleep00-21swapper/023:16:200
324422790,2sleep232439-21sshd23:39:082
120012790,3sleep30-21swapper/322:28:233
197542780,3sleep02502399cyclictest22:59:250
197542780,3sleep02502399cyclictest22:59:250
157122770,1sleep30-21swapper/323:12:443
268182750,2sleep20-21swapper/200:39:222
250852750,1sleep20-21swapper/221:55:002
269522740,0sleep00-21swapper/021:29:410
227162730,2sleep10-21swapper/121:58:081
221362730,1sleep20-21swapper/223:58:462
52502720,2sleep25252-21pmu-power19:35:172
24252720,0sleep00-21swapper/021:59:270
46292690,2sleep10-21swapper/100:18:131
269242670,2sleep20-21swapper/223:03:362
269242670,2sleep20-21swapper/223:03:362
232652650,1sleep30-21swapper/321:54:493
316872620,3sleep32504099cyclictest00:10:383
191842620,1sleep10-21swapper/122:40:231
2476926118,9sleep20-21swapper/219:09:542
2474724235,4sleep00-21swapper/019:09:360
125182390,20sleep2144650irq/27-eth023:12:222
158292340,1sleep00-21swapper/022:28:480
41392320,2sleep32512-21runrttasks22:06:393
278302320,1sleep00-21swapper/021:33:460
226972320,2sleep10-21swapper/122:26:011
15852310,3sleep30-21swapper/321:26:283
264372260,1sleep00-21swapper/022:41:220
204822250,2sleep320478-21sshd22:55:563
204822250,2sleep320478-21sshd22:55:563
156962250,2sleep315689-21sshd22:35:573
79192240,2sleep22023-21nfsd22:58:072
79192240,2sleep22023-21nfsd22:58:072
24772240,2sleep20-21swapper/220:40:202
228992241,21sleep2144650irq/27-eth000:23:412
143332240,2sleep30-21swapper/323:50:543
74992230,4sleep12502999cyclictest23:11:491
163202230,2sleep30-21swapper/321:57:253
251132220,5sleep12502999cyclictest23:06:481
2503599220,9cyclictest0-21swapper/221:36:172
211492220,2sleep20-21swapper/222:22:292
152032220,0sleep03-21ksoftirqd/023:54:360
118122220,2sleep211804-21sshd22:10:512
25029992119,1cyclictest0-21swapper/119:20:591
226662210,3sleep10-21swapper/100:09:391
116792210,19sleep2144650irq/27-eth023:15:562
2502399200,4cyclictest0-21swapper/022:07:320
187702200,18sleep228950irq/26-ahci[00021:13:492
123282200,2sleep10-21swapper/123:22:591
310422191,16sleep2144650irq/27-eth022:46:022
2503599193,14cyclictest1492-21sshd22:30:352
2503599191,12cyclictest0-21swapper/223:45:362
25023991911,4cyclictest0-21swapper/023:20:420
164782190,1sleep02023-21nfsd00:26:490
25035991813,4cyclictest26353-21sshd21:21:322
25029991812,5cyclictest8343-21sshd22:07:081
25029991812,4cyclictest25736-21sshd22:53:081
2504099170,3cyclictest27529-21bash21:45:013
2503599173,6cyclictest7713-21sshd21:46:132
2503599172,14cyclictest153250irq/28-eth1-rx-00:25:452
25035991713,3cyclictest30136-21sshd22:26:502
25035991712,3cyclictest29275-21grep22:20:002
2503599170,7cyclictest0-21swapper/223:50:162
2502999172,13cyclictest16578-21sshd23:16:301
25029991714,2cyclictest26088-21sshd22:19:391
25029991711,5cyclictest2132-21sshd22:56:411
25029991711,5cyclictest2132-21sshd22:56:401
2502399178,5cyclictest19569-21sshd21:13:540
25023991714,2cyclictest0-21swapper/021:36:180
96022160,14sleep228950irq/26-ahci[00023:05:132
25040991612,2cyclictest4255-21sshd23:25:283
25040991611,4cyclictest2132-21sshd00:05:243
2504099160,15cyclictest0-21swapper/321:22:283
2504099160,14cyclictest19518-21sshd23:20:173
2504099160,14cyclictest0-21swapper/300:04:083
2503599168,7cyclictest33-21ksoftirqd/223:31:322
2503599168,6cyclictest2690-21sshd21:15:242
2503599165,2cyclictest0-21swapper/222:35:572
2503599165,1cyclictest32495-21sshd21:26:152
2503599165,10cyclictest0-21swapper/222:02:162
2503599163,6cyclictest16910-21sshd23:20:062
2503599162,13cyclictest18471-21sshd00:34:392
2503599162,13cyclictest0-21swapper/221:41:412
2503599162,10cyclictest0-21swapper/200:07:442
25035991612,3cyclictest18961-21sshd23:44:382
2503599161,10cyclictest9585-21bash21:56:402
2503599160,15cyclictest0-21swapper/200:10:562
2502999167,4cyclictest31593-21sshd22:34:031
2502999163,11cyclictest3542-21sshd22:13:321
2502999161,6cyclictest0-21swapper/121:21:251
25029991612,3cyclictest24785-21sshd21:44:431
2502999161,13cyclictest0-21swapper/123:01:431
2502999161,13cyclictest0-21swapper/123:01:421
2502999161,13cyclictest0-21swapper/100:39:191
2502999160,14cyclictest0-21swapper/123:35:211
2502399168,4cyclictest32691-21sshd23:00:390
2502399168,4cyclictest32691-21sshd23:00:390
2502399168,4cyclictest23139-21sshd22:19:210
2502399167,5cyclictest30184-21missed_timers23:35:170
25023991613,2cyclictest0-21swapper/000:19:380
25023991610,2cyclictest15423-21sshd23:44:130
2502399160,9cyclictest1664-21cp23:25:160
2502399160,15cyclictest0-21swapper/021:52:120
12042160,0sleep00-21swapper/023:56:290
317672150,0sleep131768-21bash21:15:121
2504099158,6cyclictest2024-21nfsd23:15:543
2504099158,6cyclictest12648-21awk23:40:203
2504099157,7cyclictest6094-21sshd00:29:413
25040991512,2cyclictest7558-21sshd22:20:593
25040991512,2cyclictest19138-21sshd21:36:353
25040991511,3cyclictest26355-21sshd21:14:383
25040991511,3cyclictest15647-21sshd22:40:073
2504099150,14cyclictest0-21swapper/323:01:013
2504099150,14cyclictest0-21swapper/323:01:013
2504099150,13cyclictest636-21sshd23:45:593
2504099150,13cyclictest3955-21cp21:15:313
2504099150,13cyclictest29044-21munin-node20:30:153
2504099150,13cyclictest20413-21bash22:11:483
2503599159,1cyclictest14942-21latency_hist21:10:012
2503599152,6cyclictest4733-21sshd00:00:182
2503599151,1cyclictest17147-21sshd22:08:052
2503599151,13cyclictest28167-21sshd22:41:352
2503599150,14cyclictest0-21swapper/223:26:162
2502999152,3cyclictest10868-21sshd22:39:321
2502999152,12cyclictest28950irq/26-ahci[00019:26:081
2502999152,11cyclictest7647-21interrupts23:50:161
2502999151,13cyclictest0-21swapper/123:34:031
2502999151,12cyclictest0-21swapper/123:40:111
2502999150,6cyclictest0-21swapper/121:49:261
2502999150,13cyclictest2100-21snmpd20:45:011
2502399156,5cyclictest2031-21kworker/0:021:17:430
2502399153,4cyclictest29912-21bash23:10:430
2502399153,1cyclictest0-21swapper/022:45:350
2502399150,2cyclictest23853-21ipmi_fans00:20:130
2502399150,11cyclictest9785-21sshd00:33:400
2502399150,11cyclictest0-21swapper/000:05:210
2504099147,6cyclictest3956-21sshd22:17:143
2504099142,11cyclictest2132-21sshd22:32:363
2504099141,12cyclictest2132-21sshd22:50:033
25040991411,2cyclictest0-21swapper/300:35:213
2504099140,4cyclictest32054-21sshd21:34:183
2504099140,13cyclictest30060-21latency23:35:173
2504099140,13cyclictest24305-21sshd23:59:003
2504099140,13cyclictest23757-21sshd23:06:403
2504099140,13cyclictest0-21swapper/320:52:273
2503599145,1cyclictest0-21swapper/220:04:222
25035991412,1cyclictest0-21swapper/219:15:352
2503599140,13cyclictest0-21swapper/219:52:232
2503599140,10cyclictest2023-21nfsd20:05:052
2502999142,11cyclictest11609-21sshd23:47:131
2502999141,11cyclictest0-21swapper/123:55:011
2502999141,11cyclictest0-21swapper/100:04:571
25029991410,3cyclictest28498-21sshd21:25:441
2502999140,13cyclictest0-21swapper/120:42:561
2502999140,13cyclictest0-21swapper/120:30:161
2502999140,13cyclictest0-21swapper/120:20:551
2502999140,13cyclictest0-21swapper/120:06:041
2502999140,13cyclictest0-21swapper/120:03:381
2502999140,12cyclictest965-21sshd23:25:141
2502999140,12cyclictest4801-21munin-node19:35:121
2502999140,12cyclictest395-21sshd21:30:181
2502999140,12cyclictest26692-21df_abs00:10:091
2502999140,12cyclictest25709-21sshd00:20:221
2502999140,12cyclictest20990-21sshd21:10:311
2502999140,12cyclictest14226-21sshd21:50:201
2502999140,12cyclictest11764-21sshd22:00:191
2502999140,12cyclictest10722-21sshd00:30:141
2502999140,12cyclictest1014-21sshd21:38:261
2502399148,3cyclictest0-21swapper/022:39:110
2502399147,4cyclictest20611-21kworker/0:221:22:590
2502399147,3cyclictest0-21swapper/022:02:270
2502399146,4cyclictest13522-21kworker/0:022:50:150
2502399146,3cyclictest657-21kworker/0:100:11:470
2502399141,1cyclictest0-21swapper/000:00:120
2502399140,9cyclictest22940-21sshd23:34:360
2502399140,3cyclictest23303-21sshd22:22:430
2502399140,13cyclictest5428-21timerandwakeup19:35:190
2502399140,13cyclictest0-21swapper/021:46:390
2502399140,12cyclictest27534-21grep20:25:150
2502399140,10cyclictest0-21swapper/021:40:090
2504099139,3cyclictest144650irq/27-eth020:12:253
2504099138,4cyclictest9221-21sshd00:15:153
2504099137,5cyclictest0-21swapper/322:45:533
2504099134,1cyclictest23484-21sshd00:20:133
25040991312,0cyclictest0-21swapper/319:20:593
2504099130,5cyclictest0-21swapper/323:30:553
2504099130,12cyclictest2024-21nfsd19:25:103
2504099130,12cyclictest14923-21taskset19:57:123
2504099130,12cyclictest0-21swapper/321:45:073
2504099130,12cyclictest0-21swapper/321:01:013
2504099130,12cyclictest0-21swapper/320:59:033
2504099130,12cyclictest0-21swapper/320:35:243
2504099130,12cyclictest0-21swapper/320:26:353
2504099130,12cyclictest0-21swapper/320:05:173
2504099130,12cyclictest0-21swapper/319:40:083
2503599138,4cyclictest28950irq/26-ahci[00020:15:152
2503599138,4cyclictest144650irq/27-eth019:49:022
25035991311,1cyclictest0-21swapper/219:31:242
2503599130,4cyclictest8277-21df20:55:132
2503599130,12cyclictest0-21swapper/220:46:052
2503599130,12cyclictest0-21swapper/220:28:542
2503599130,12cyclictest0-21swapper/220:20:102
2503599130,12cyclictest0-21swapper/220:10:152
2503599130,12cyclictest0-21swapper/219:55:102
2503599130,11cyclictest30340-21munin-node19:20:132
2502999138,4cyclictest2024-21nfsd19:46:341
2502999137,5cyclictest0-21swapper/120:55:111
2502999137,5cyclictest0-21swapper/119:53:101
2502999131,3cyclictest0-21swapper/119:15:131
25029991311,1cyclictest0-21swapper/121:01:261
2502999131,11cyclictest0-21swapper/119:10:171
2502999130,4cyclictest13322-21sh21:05:151
2502999130,12cyclictest36-21rcuop/220:50:311
2502999130,12cyclictest0-21swapper/120:36:021
2502999130,12cyclictest0-21swapper/120:15:011
2502999130,12cyclictest0-21swapper/119:55:021
2502999130,11cyclictest30634-21sshd22:20:071
2502999130,11cyclictest20707-21iostat20:10:141
2502399137,3cyclictest0-21swapper/019:50:000
2502399135,4cyclictest13522-21kworker/0:022:30:070
2502399134,4cyclictest0-21swapper/020:10:130
2502399130,9cyclictest0-21swapper/019:25:100
2502399130,3cyclictest0-21swapper/020:46:400
2502399130,1cyclictest0-21swapper/019:15:220
2502399130,12cyclictest0-21swapper/020:31:070
2502399130,10cyclictest2022-21nfsd23:06:530
2502399130,10cyclictest0-21swapper/020:35:280
2502399130,10cyclictest0-21swapper/020:24:250
2502399130,10cyclictest0-21swapper/020:00:330
2504099128,3cyclictest27998-21munin-node19:15:133
2504099127,4cyclictest0-21swapper/319:37:573
2504099123,2cyclictest30489-21bash00:32:243
2504099121,10cyclictest0-21swapper/320:45:193
25040991210,1cyclictest0-21swapper/319:45:153
2504099120,4cyclictest0-21swapper/319:33:073
2504099120,3cyclictest13324-21iostat21:05:143
2504099120,11cyclictest17052-21sshd20:00:243
2504099120,11cyclictest1147-21atenall_r5power20:40:113
2504099120,11cyclictest0-21swapper/320:21:073
2504099120,11cyclictest0-21swapper/320:15:253
2504099120,11cyclictest0-21swapper/319:52:233
2503599120,11cyclictest30732-1kworker/2:2H20:35:122
2503599120,11cyclictest0-21swapper/221:03:592
2503599120,11cyclictest0-21swapper/220:31:352
2503599120,11cyclictest0-21swapper/219:25:552
2503599120,10cyclictest5783-21munin-node20:50:102
2502999120,11cyclictest0-21swapper/120:25:041
2502999120,10cyclictest7196-21memory19:40:161
2502999120,10cyclictest0-21swapper/119:30:061
2502399128,2cyclictest0-21swapper/019:20:150
2502399127,2cyclictest0-21swapper/021:00:080
2502399127,2cyclictest0-21swapper/020:43:290
2502399122,8cyclictest0-21swapper/020:05:560
2502399120,8cyclictest0-21swapper/021:05:120
2502399120,2cyclictest0-21swapper/019:57:270
2502399120,2cyclictest0-21swapper/019:48:210
2502399120,11cyclictest0-21swapper/020:56:560
2502399120,11cyclictest0-21swapper/019:41:120
2502399120,10cyclictest0-21swapper/020:52:050
2504099110,10cyclictest0-21swapper/319:10:153
2503599110,2cyclictest25748-21hddtemp_smartct19:10:142
2503599110,10cyclictest6998-21hddtemp_smartct19:40:132
2502399118,2cyclictest0-21swapper/019:10:140
2502399116,3cyclictest19733-21kworker/0:220:15:030
2502399112,5cyclictest0-21swapper/019:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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