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2026-03-21 - 03:37
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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: ondemand
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot4.osadl.org (updated Sat Mar 21, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2981212867,7sleep30-21swapper/319:07:213
3046212767,8sleep00-21swapper/019:08:100
2922212462,7sleep10-21swapper/119:06:341
2945211696,7sleep20-21swapper/219:06:522
70412630,1sleep3391ktimersoftd/319:40:113
259752620,0sleep00-21swapper/022:45:220
267912610,0sleep00-21swapper/000:15:170
317922600,0sleep031795-21grep00:20:140
90572580,0sleep10-21swapper/120:10:131
268462560,0sleep00-21swapper/021:50:200
96392540,0sleep39646-21kthreadcore19:15:013
59732530,0sleep20-21swapper/221:05:132
100742520,0sleep20-21swapper/200:00:182
336699310,18cyclictest0-21swapper/222:00:132
336299270,26cyclictest0-21swapper/122:56:181
336299270,26cyclictest0-21swapper/100:00:301
336099270,26cyclictest0-21swapper/019:51:550
336099270,25cyclictest25167-21turbostat00:15:010
336699260,26cyclictest0-21swapper/220:47:072
336699260,25cyclictest0-21swapper/220:38:492
336699260,25cyclictest0-21swapper/220:29:102
336699260,25cyclictest0-21swapper/219:39:162
336699260,25cyclictest0-21swapper/219:14:002
336299260,25cyclictest0-21swapper/122:50:331
3360992618,7cyclictest0-21swapper/023:03:050
336099260,25cyclictest0-21swapper/023:45:150
336099260,25cyclictest0-21swapper/021:31:000
3366992522,2cyclictest0-21swapper/200:27:522
336699250,24cyclictest0-21swapper/221:38:482
336299250,24cyclictest0-21swapper/121:10:141
336099250,24cyclictest0-21swapper/021:45:150
336699241,22cyclictest0-21swapper/219:16:142
336699240,23cyclictest0-21swapper/223:11:092
3362992417,7cyclictest0-21swapper/120:17:501
336299240,23cyclictest0-21swapper/123:59:001
336299240,23cyclictest0-21swapper/123:42:441
336299240,23cyclictest0-21swapper/123:01:531
336299240,23cyclictest0-21swapper/122:41:571
336299240,23cyclictest0-21swapper/121:23:001
336299240,23cyclictest0-21swapper/121:07:351
336299240,23cyclictest0-21swapper/120:24:341
336299240,23cyclictest0-21swapper/120:01:041
336299240,23cyclictest0-21swapper/119:27:191
336299240,23cyclictest0-21swapper/100:29:251
336299240,23cyclictest0-21swapper/100:19:551
336699231,3cyclictest0-21swapper/221:25:592
336699231,21cyclictest0-21swapper/220:05:402
3362992321,2cyclictest0-21swapper/119:49:221
3362992320,3cyclictest0-21swapper/122:46:531
3362992317,6cyclictest0-21swapper/121:35:111
336299230,22cyclictest0-21swapper/122:36:501
336299230,22cyclictest0-21swapper/122:00:121
336299230,22cyclictest0-21swapper/121:29:351
336299230,22cyclictest0-21swapper/100:37:191
3366992220,2cyclictest0-21swapper/223:21:062
3366992218,3cyclictest0-21swapper/221:02:312
336699221,20cyclictest0-21swapper/222:39:232
336699220,21cyclictest0-21swapper/221:18:472
336699220,20cyclictest27208-21diskstats22:50:142
3362992220,2cyclictest0-21swapper/123:34:241
336299220,21cyclictest0-21swapper/121:33:171
336299220,21cyclictest0-21swapper/119:24:041
336299220,21cyclictest0-21swapper/100:23:481
3360992219,2cyclictest749-21snmpd22:17:110
3366992119,2cyclictest0-21swapper/220:18:222
3366992118,2cyclictest0-21swapper/219:56:042
336699210,2cyclictest0-21swapper/221:32:172
336699210,20cyclictest0-21swapper/223:45:032
336699210,20cyclictest0-21swapper/222:12:472
336699210,20cyclictest0-21swapper/220:22:522
336699210,20cyclictest0-21swapper/200:22:342
3362992117,2cyclictest9735-21munin-run22:35:001
336299210,20cyclictest0-21swapper/123:29:051
336299210,20cyclictest0-21swapper/123:22:511
336299210,20cyclictest0-21swapper/121:57:411
336299210,20cyclictest0-21swapper/119:40:371
336299210,20cyclictest0-21swapper/100:32:121
336099210,20cyclictest0-21swapper/023:54:200
336099210,20cyclictest0-21swapper/021:20:150
336099210,20cyclictest0-21swapper/020:46:100
336099210,20cyclictest0-21swapper/020:08:200
336099210,16cyclictest0-21swapper/021:06:380
3366992018,2cyclictest0-21swapper/221:12:032
3366992018,1cyclictest749-21snmpd23:57:022
3366992018,1cyclictest749-21snmpd20:03:192
3366992018,1cyclictest749-21snmpd19:41:342
3366992018,1cyclictest749-21snmpd00:09:112
3366992017,2cyclictest749-21snmpd23:16:322
3366992017,2cyclictest0-21swapper/220:54:312
3366992017,1cyclictest0-21swapper/223:40:172
336699200,20cyclictest0-21swapper/219:33:462
336699200,19cyclictest0-21swapper/221:21:262
336699200,19cyclictest0-21swapper/200:19:252
3362992019,1cyclictest0-21swapper/119:55:221
3362992018,2cyclictest0-21swapper/120:50:371
3362992018,1cyclictest749-21snmpd19:30:311
336299200,2cyclictest0-21swapper/122:11:561
336299200,19cyclictest0-21swapper/123:51:171
336299200,19cyclictest0-21swapper/121:52:321
336299200,19cyclictest0-21swapper/121:17:411
336299200,19cyclictest0-21swapper/120:27:431
336299200,19cyclictest0-21swapper/100:11:281
336299200,19cyclictest0-21swapper/100:08:171
3360992018,1cyclictest749-21snmpd23:21:170
3360992018,1cyclictest749-21snmpd23:10:200
3360992018,1cyclictest749-21snmpd22:52:540
3360992018,1cyclictest749-21snmpd21:41:140
3360992018,1cyclictest749-21snmpd21:17:050
3360992018,1cyclictest749-21snmpd20:11:400
3360992018,1cyclictest749-21snmpd19:25:100
3360992018,1cyclictest749-21snmpd19:11:120
3360992018,1cyclictest749-21snmpd00:32:390
3360992017,2cyclictest749-21snmpd22:25:240
3360992017,2cyclictest749-21snmpd22:04:410
3360992016,3cyclictest749-21snmpd20:31:370
3360992013,7cyclictest0-21swapper/023:41:040
3366991918,0cyclictest749-21snmpd22:43:482
3366991918,0cyclictest749-21snmpd21:43:262
3366991917,2cyclictest0-21swapper/222:16:242
3366991917,2cyclictest0-21swapper/221:49:292
3366991917,1cyclictest749-21snmpd23:32:022
3366991917,1cyclictest749-21snmpd23:28:172
3366991917,1cyclictest749-21snmpd23:07:392
3366991917,1cyclictest749-21snmpd22:32:502
3366991917,1cyclictest749-21snmpd21:52:352
3366991917,1cyclictest749-21snmpd20:41:492
3366991917,1cyclictest749-21snmpd19:21:042
336699190,18cyclictest0-21swapper/223:54:232
336699190,18cyclictest0-21swapper/219:47:522
3362991917,2cyclictest0-21swapper/122:20:411
3362991917,2cyclictest0-21swapper/119:53:041
3362991915,3cyclictest0-21swapper/119:16:371
336299190,19cyclictest0-21swapper/122:09:531
336299190,18cyclictest0-21swapper/123:37:301
336299190,18cyclictest0-21swapper/123:05:391
336299190,18cyclictest0-21swapper/121:46:001
336299190,18cyclictest0-21swapper/120:31:311
336099194,14cyclictest0-21swapper/020:53:430
336099193,14cyclictest0-21swapper/021:00:500
3360991917,1cyclictest749-21snmpd23:28:500
3360991917,1cyclictest749-21snmpd22:56:320
3360991917,1cyclictest749-21snmpd22:11:390
3360991917,1cyclictest749-21snmpd21:25:470
3360991917,1cyclictest749-21snmpd20:40:520
3360991917,1cyclictest749-21snmpd19:59:250
3360991917,1cyclictest749-21snmpd19:47:280
3360991917,1cyclictest749-21snmpd19:24:220
3360991917,1cyclictest749-21snmpd00:00:320
3360991917,1cyclictest13447-21kthreadcore21:10:170
3360991915,3cyclictest0-21swapper/021:35:200
3360991910,8cyclictest0-21swapper/019:40:200
336099190,18cyclictest0-21swapper/020:15:110
336099190,18cyclictest0-21swapper/019:30:210
336699183,14cyclictest0-21swapper/219:50:152
336699182,15cyclictest0-21swapper/200:13:102
3366991817,0cyclictest749-21snmpd21:59:262
3366991816,1cyclictest749-21snmpd23:01:292
3366991816,1cyclictest749-21snmpd22:29:562
3366991816,1cyclictest749-21snmpd20:33:142
3366991816,1cyclictest749-21snmpd19:26:542
3366991816,1cyclictest749-21snmpd00:36:182
3366991815,2cyclictest0-21swapper/222:48:142
336299189,8cyclictest0-21swapper/120:35:211
336299184,13cyclictest0-21swapper/120:45:101
3362991816,2cyclictest0-21swapper/120:09:071
3362991816,1cyclictest749-21snmpd23:15:441
336299181,15cyclictest0-21swapper/119:35:431
336299180,2cyclictest0-21swapper/123:46:481
336299180,17cyclictest0-21swapper/121:00:221
336099184,13cyclictest0-21swapper/020:25:120
3360991816,1cyclictest749-21snmpd22:31:470
3360991816,1cyclictest749-21snmpd19:35:100
3360991816,1cyclictest749-21snmpd19:16:220
3360991816,1cyclictest749-21snmpd00:06:080
336099180,17cyclictest0-21swapper/023:30:570
336099180,17cyclictest0-21swapper/020:55:210
3366991715,1cyclictest749-21snmpd22:21:382
3366991715,1cyclictest749-21snmpd22:05:232
3366991715,1cyclictest749-21snmpd20:57:292
3366991715,1cyclictest749-21snmpd20:10:342
3366991715,1cyclictest749-21snmpd00:33:102
336299173,13cyclictest0-21swapper/120:40:121
3362991715,2cyclictest0-21swapper/122:17:201
3362991715,2cyclictest0-21swapper/121:41:291
336299170,16cyclictest0-21swapper/120:59:221
3360991715,1cyclictest749-21snmpd23:58:000
3360991715,1cyclictest749-21snmpd23:05:360
3360991715,1cyclictest749-21snmpd22:06:530
3360991715,1cyclictest749-21snmpd20:22:280
3360991715,1cyclictest749-21snmpd20:00:310
336099170,16cyclictest0-21swapper/000:35:110
336099170,11cyclictest0-21swapper/020:35:240
336099170,11cyclictest0-21swapper/000:25:150
93852164,5sleep30-21swapper/300:28:103
336699160,9cyclictest0-21swapper/223:35:132
336699160,15cyclictest0-21swapper/222:58:112
336299160,11cyclictest0-21swapper/122:27:121
336099162,13cyclictest0-21swapper/023:36:010
3360991613,2cyclictest749-21snmpd21:59:360
336099160,15cyclictest0-21swapper/022:41:250
3362991513,2cyclictest0-21swapper/119:10:241
336099150,14cyclictest0-21swapper/022:35:100
192232159,5sleep30-21swapper/300:05:403
948421410,3sleep30-21swapper/320:37:073
834621410,3sleep30-21swapper/320:09:323
662121410,3sleep30-21swapper/319:38:133
37842148,3sleep30-21swapper/322:25:443
370621410,3sleep30-21swapper/300:22:063
336099142,8cyclictest0-21swapper/023:15:230
3360991412,1cyclictest749-21snmpd22:23:080
3195321410,3sleep30-21swapper/322:52:513
3071921410,3sleep30-21swapper/322:22:313
3069221410,3sleep30-21swapper/320:27:263
2920321410,3sleep30-21swapper/323:47:173
290922149,3sleep30-21swapper/321:51:573
2789921410,3sleep30-21swapper/323:17:423
274921410,3sleep30-21swapper/322:00:093
251212149,4sleep30-21swapper/322:18:003
249042148,3sleep30-21swapper/320:20:253
2372321410,3sleep30-21swapper/323:43:493
236802149,3sleep30-21swapper/321:49:123
2220821410,3sleep30-21swapper/319:23:033
217472149,3sleep30-21swapper/321:15:243
2078721410,3sleep30-21swapper/322:42:543
2077121410,3sleep30-21swapper/320:47:503
1950621410,3sleep30-21swapper/320:18:293
1917521410,3sleep30-21swapper/322:12:343
1802321410,3sleep30-21swapper/321:43:153
1785421410,3sleep30-21swapper/323:35:373
149742148,3sleep30-21swapper/322:35:253
1224521410,3sleep30-21swapper/321:36:023
105682149,3sleep30-21swapper/323:00:323
9872139,3sleep30-21swapper/323:21:113
9242139,3sleep30-21swapper/319:32:283
71312139,3sleep30-21swapper/323:30:073
67182139,3sleep30-21swapper/321:32:183
66152139,3sleep30-21swapper/323:26:243
50622139,3sleep30-21swapper/321:00:583
49892139,3sleep30-21swapper/322:56:043
37832138,3sleep30-21swapper/320:31:233
3362991311,2cyclictest0-21swapper/123:12:111
319872139,3sleep30-21swapper/320:57:303
276152139,3sleep30-21swapper/319:25:313
264712139,3sleep30-21swapper/322:49:083
24192139,3sleep30-21swapper/320:01:033
240352130,2sleep30-21swapper/319:55:143
23492139,3sleep30-21swapper/321:58:093
234062139,3sleep30-21swapper/319:52:063
220992139,3sleep30-21swapper/323:10:303
209422137,3sleep30-21swapper/320:50:013
162292139,3sleep30-21swapper/321:10:393
152162139,3sleep30-21swapper/320:43:203
147852139,3sleep30-21swapper/300:30:473
139532133,3sleep30-21swapper/320:14:053
137002139,3sleep30-21swapper/322:09:073
135662139,3sleep30-21swapper/300:00:283
109072139,3sleep30-21swapper/321:09:113
94582128,3sleep30-21swapper/322:31:423
9422128,3sleep30-21swapper/321:25:503
79642129,3sleep30-21swapper/323:56:583
34122126,3sleep30-21swapper/319:10:013
250402128,3sleep30-21swapper/300:13:363
23372128,3sleep30-21swapper/323:51:593
233662126,3sleep30-21swapper/321:20:163
203592115,4sleep30-21swapper/300:35:233
166582116,3sleep30-21swapper/323:07:453
178072106,3sleep30-21swapper/319:47:223
30466295,3sleep30-21swapper/300:16:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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