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2025-11-20 - 03:26
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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 the highest latencies:
System rack5slot4.osadl.org (updated Thu Nov 20, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
178322171101,6sleep30-21swapper/319:07:353
17890212870,6sleep10-21swapper/119:08:211
17687211374,8sleep00-21swapper/019:05:400
17851210898,7sleep20-21swapper/219:07:512
2901021000,0sleep129009-21perl19:55:101
9632730,0sleep30-21swapper/322:00:243
258742720,0sleep20-21swapper/200:33:222
94552660,0sleep10-21swapper/123:22:351
106462660,0sleep10-21swapper/100:25:191
100922650,0sleep30-21swapper/323:53:523
93722640,0sleep00-21swapper/000:25:180
278302590,1sleep127836-21kthreadcore22:30:181
200182590,0sleep00-21swapper/022:55:570
50722580,0sleep15070-21ssh23:50:231
319552580,0sleep131958-21kthreadcore20:50:211
19402580,1sleep31944-21fschecks_time23:35:153
19402580,1sleep31944-21fschecks_time23:35:143
3552570,0sleep20-21swapper/222:15:542
209462570,1sleep220949-21kthreadcore21:55:192
248392560,0sleep10-21swapper/100:32:091
296442550,0sleep20-21swapper/223:00:242
121642530,0sleep30-21swapper/323:25:003
258982520,0sleep30-21swapper/321:25:323
167622520,0sleep20-21swapper/222:40:222
1819299281,26cyclictest0-21swapper/221:02:562
1819299281,26cyclictest0-21swapper/220:08:522
18192992812,15cyclictest0-21swapper/223:55:132
1819299271,25cyclictest0-21swapper/200:26:442
1819299270,26cyclictest0-21swapper/221:43:382
1819299270,26cyclictest0-21swapper/220:01:072
1819299270,26cyclictest0-21swapper/219:33:372
1818799270,26cyclictest0-21swapper/122:07:391
1818799270,26cyclictest0-21swapper/120:39:461
1818799270,26cyclictest0-21swapper/119:10:071
1819299261,10cyclictest0-21swapper/200:10:112
1819299260,25cyclictest0-21swapper/223:40:182
1819299260,25cyclictest0-21swapper/222:26:272
1819299260,25cyclictest0-21swapper/219:52:042
1818799260,25cyclictest16923-21ssh21:21:561
1818799260,25cyclictest0-21swapper/122:59:211
1818799260,25cyclictest0-21swapper/122:12:271
1818799260,25cyclictest0-21swapper/121:39:451
1818799260,25cyclictest0-21swapper/120:25:251
1818799260,25cyclictest0-21swapper/119:27:311
18187992523,2cyclictest0-21swapper/121:00:051
1818799250,24cyclictest13416-21ssh22:54:581
1818799250,24cyclictest0-21swapper/121:16:311
1818799250,24cyclictest0-21swapper/100:12:251
18192992421,3cyclictest0-21swapper/220:25:532
18192992417,7cyclictest0-21swapper/219:21:492
1819299240,23cyclictest0-21swapper/223:18:282
1819299240,23cyclictest0-21swapper/200:35:082
18187992422,2cyclictest0-21swapper/123:02:371
18187992417,7cyclictest0-21swapper/100:07:031
18187992415,8cyclictest0-21swapper/123:57:281
1818799240,23cyclictest0-21swapper/122:39:271
1818799240,23cyclictest0-21swapper/100:22:031
1818799240,23cyclictest0-21swapper/100:04:241
1818799240,1cyclictest0-21swapper/100:15:171
1818799240,18cyclictest0-21swapper/122:20:281
18192992321,2cyclictest0-21swapper/220:44:252
18192992321,2cyclictest0-21swapper/220:18:462
1819299230,22cyclictest0-21swapper/221:47:352
1819299230,22cyclictest0-21swapper/219:28:552
1819299230,22cyclictest0-21swapper/200:00:402
1818799230,22cyclictest0-21swapper/123:18:011
1818799230,22cyclictest0-21swapper/122:27:051
1818799230,22cyclictest0-21swapper/121:58:281
1818799230,22cyclictest0-21swapper/121:27:201
1818799230,18cyclictest0-21swapper/100:35:111
18183992322,1cyclictest53450irq/24-enp1s021:35:300
1818399231,21cyclictest0-21swapper/000:03:470
1360522319,3sleep30-21swapper/321:01:303
1819299223,18cyclictest0-21swapper/223:25:012
1819299222,19cyclictest0-21swapper/221:37:552
18192992221,1cyclictest0-21swapper/222:53:482
18192992219,3cyclictest0-21swapper/219:35:522
18192992218,3cyclictest0-21swapper/221:11:172
18192992218,3cyclictest0-21swapper/200:08:292
1819299221,20cyclictest0-21swapper/222:45:432
1819299221,20cyclictest0-21swapper/221:21:392
1819299221,20cyclictest0-21swapper/221:16:392
1819299221,20cyclictest0-21swapper/219:11:132
1819299221,19cyclictest0-21swapper/223:35:232
1819299221,19cyclictest0-21swapper/223:35:232
1819299221,15cyclictest0-21swapper/221:51:562
1819299220,21cyclictest0-21swapper/223:31:432
1819299220,21cyclictest0-21swapper/223:21:312
1819299220,21cyclictest0-21swapper/223:05:042
1819299220,21cyclictest0-21swapper/222:57:162
1819299220,21cyclictest0-21swapper/222:35:202
1819299220,21cyclictest0-21swapper/222:00:402
1819299220,21cyclictest0-21swapper/221:25:142
1819299220,21cyclictest0-21swapper/220:22:522
1819299220,16cyclictest0-21swapper/223:53:032
1819299220,16cyclictest0-21swapper/223:10:222
1818799220,21cyclictest0-21swapper/123:41:571
1818799220,21cyclictest0-21swapper/123:34:081
1818799220,21cyclictest0-21swapper/123:26:011
1818799220,21cyclictest0-21swapper/123:07:521
1818799220,21cyclictest0-21swapper/122:44:241
1818799220,21cyclictest0-21swapper/122:03:161
1818799220,21cyclictest0-21swapper/121:50:351
1818799220,21cyclictest0-21swapper/121:46:111
1818799220,21cyclictest0-21swapper/121:33:071
1818799220,21cyclictest0-21swapper/121:10:401
1818799220,21cyclictest0-21swapper/120:59:201
1818799220,21cyclictest0-21swapper/120:15:041
1818799220,16cyclictest0-21swapper/123:37:141
1818799220,16cyclictest0-21swapper/123:37:141
1818799220,16cyclictest0-21swapper/123:14:401
1818399221,20cyclictest0-21swapper/023:40:100
1818399220,21cyclictest0-21swapper/021:52:140
1818399220,21cyclictest0-21swapper/000:33:300
2475222117,3sleep30-21swapper/319:36:513
2162322117,3sleep30-21swapper/319:19:373
18192992119,2cyclictest0-21swapper/223:45:582
18192992119,2cyclictest0-21swapper/220:45:022
18192992118,2cyclictest10272-21snmpd22:14:242
18192992118,2cyclictest10272-21snmpd22:06:002
1819299211,19cyclictest0-21swapper/220:59:082
1819299210,20cyclictest0-21swapper/222:32:012
1819299210,20cyclictest0-21swapper/222:22:332
1819299210,20cyclictest0-21swapper/200:22:042
1818799211,19cyclictest0-21swapper/121:06:501
1818799210,21cyclictest0-21swapper/119:44:191
1818799210,21cyclictest0-21swapper/119:37:311
1818799210,20cyclictest0-21swapper/122:49:061
1818799210,20cyclictest0-21swapper/120:43:131
1818799210,20cyclictest0-21swapper/120:22:161
1818799210,20cyclictest0-21swapper/120:05:341
1818799210,20cyclictest0-21swapper/119:52:161
1818799210,20cyclictest0-21swapper/119:45:041
1818799210,20cyclictest0-21swapper/119:30:461
1818799210,20cyclictest0-21swapper/119:20:101
18183992118,2cyclictest10272-21snmpd20:32:550
18183992118,2cyclictest10272-21snmpd20:32:550
18183992117,3cyclictest0-21swapper/023:54:230
18183992117,2cyclictest10272-21snmpd21:21:060
1818399210,2cyclictest22432-21awk20:45:000
1818399210,20cyclictest0-21swapper/021:13:080
1818399210,20cyclictest0-21swapper/020:29:550
18192992018,1cyclictest31534-21cat21:30:152
18192992018,1cyclictest10272-21snmpd20:50:132
18192992018,1cyclictest10272-21snmpd20:30:252
18192992018,1cyclictest10272-21snmpd20:30:252
18192992018,1cyclictest10272-21snmpd19:47:372
18192992018,1cyclictest10272-21snmpd19:40:252
1819299200,19cyclictest0-21swapper/200:15:272
1818799200,2cyclictest0-21swapper/120:47:581
1818799200,20cyclictest0-21swapper/122:16:101
1818799200,20cyclictest0-21swapper/120:30:321
1818799200,20cyclictest0-21swapper/120:30:311
1818799200,19cyclictest0-21swapper/123:45:211
1818799200,19cyclictest0-21swapper/121:42:231
18183992018,1cyclictest22699-21cat00:15:170
18183992018,1cyclictest10272-21snmpd22:26:340
18183992018,1cyclictest10272-21snmpd22:00:250
18183992018,1cyclictest10272-21snmpd21:46:270
18183992018,1cyclictest10272-21snmpd21:29:440
18183992018,1cyclictest10272-21snmpd19:31:010
18183992017,2cyclictest10272-21snmpd20:53:050
18183992017,2cyclictest10272-21snmpd00:20:200
18183992017,2cyclictest0-21swapper/023:48:130
1818399201,18cyclictest0-21swapper/000:35:170
2731121915,3sleep30-21swapper/319:51:543
18192991917,2cyclictest0-21swapper/220:38:132
18192991917,1cyclictest10272-21snmpd21:09:022
18192991917,1cyclictest10272-21snmpd20:13:402
18192991917,1cyclictest10272-21snmpd19:17:102
1819299190,2cyclictest0-21swapper/219:58:362
18187991917,2cyclictest0-21swapper/120:11:521
18187991917,2cyclictest0-21swapper/120:02:401
18183991917,1cyclictest10272-21snmpd23:57:460
18183991917,1cyclictest10272-21snmpd22:34:000
18183991917,1cyclictest10272-21snmpd21:57:030
18183991917,1cyclictest10272-21snmpd20:19:550
18183991917,1cyclictest10272-21snmpd20:10:470
18183991917,1cyclictest10272-21snmpd19:59:220
18183991917,1cyclictest10272-21snmpd19:48:080
18183991917,1cyclictest10272-21snmpd00:13:460
18183991916,2cyclictest10272-21snmpd23:06:020
18183991916,2cyclictest10272-21snmpd22:48:540
18183991916,2cyclictest10272-21snmpd22:42:480
18183991915,3cyclictest0-21swapper/020:00:200
1818399190,4cyclictest0-21swapper/023:38:200
1818399190,4cyclictest0-21swapper/023:38:190
1818399190,18cyclictest0-21swapper/023:28:280
1818399190,18cyclictest0-21swapper/023:15:360
316992185,3sleep30-21swapper/323:33:303
18187991816,2cyclictest0-21swapper/119:15:551
18183991816,1cyclictest10272-21snmpd23:31:470
18183991816,1cyclictest10272-21snmpd23:10:130
18183991816,1cyclictest10272-21snmpd21:15:230
18183991816,1cyclictest10272-21snmpd21:02:290
18183991816,1cyclictest10272-21snmpd20:57:510
18183991816,1cyclictest10272-21snmpd20:35:250
18183991816,1cyclictest10272-21snmpd20:23:160
18183991816,1cyclictest10272-21snmpd19:51:310
18183991816,1cyclictest10272-21snmpd19:26:190
18183991816,1cyclictest10272-21snmpd19:23:100
18183991816,1cyclictest10272-21snmpd00:06:170
1818399180,17cyclictest0-21swapper/023:20:320
53302170,4sleep35479-21cut20:30:173
53302170,4sleep35479-21cut20:30:173
1818399178,8cyclictest0-21swapper/022:21:500
1818399172,14cyclictest0-21swapper/022:51:160
18183991716,1cyclictest0-21swapper/022:08:330
18183991715,1cyclictest10272-21snmpd22:36:060
18183991715,1cyclictest10272-21snmpd22:12:340
18183991715,1cyclictest10272-21snmpd20:06:280
18183991715,1cyclictest10272-21snmpd19:15:580
18183991715,1cyclictest10272-21snmpd19:10:580
18183991714,2cyclictest10272-21snmpd19:42:190
18183991714,2cyclictest0-21swapper/023:00:100
1818399170,16cyclictest0-21swapper/022:16:010
1818399170,16cyclictest0-21swapper/021:43:450
245842160,1sleep30-21swapper/323:00:133
234442169,4sleep30-21swapper/322:11:553
18183991614,1cyclictest10272-21snmpd20:46:160
18183991614,1cyclictest10272-21snmpd19:35:100
1818399160,15cyclictest0-21swapper/021:31:250
18183991513,1cyclictest10272-21snmpd21:07:590
108362153,3sleep30-21swapper/323:08:073
77912144,3sleep30-21swapper/320:58:053
311242149,3sleep30-21swapper/300:03:313
177992149,3sleep30-21swapper/300:30:063
64962138,3sleep30-21swapper/300:23:303
43732139,3sleep30-21swapper/320:26:133
163702139,3sleep30-21swapper/320:38:353
1318121310,2sleep30-21swapper/320:09:033
324512126,3sleep30-21swapper/323:18:403
247312125,3sleep30-21swapper/320:16:293
206512128,3sleep30-21swapper/300:14:093
188992127,3sleep30-21swapper/321:24:003
149722126,3sleep30-21swapper/322:08:513
90082115,3sleep30-21swapper/323:22:093
73712117,3sleep30-21swapper/320:04:423
312062116,3sleep30-21swapper/320:24:573
271472116,3sleep30-21swapper/321:42:473
260762117,3sleep30-21swapper/319:48:083
22282115,3sleep30-21swapper/322:49:363
221722117,3sleep30-21swapper/320:41:553
207152115,2sleep30-21swapper/322:25:293
174462115,3sleep30-21swapper/300:29:583
160142111,7sleep30-21swapper/321:37:023
15212112,2sleep30-21swapper/320:52:043
148572110,3sleep30-21swapper/321:52:163
116392115,3sleep30-21swapper/322:53:173
63562104,3sleep30-21swapper/300:05:313
286842104,3sleep30-21swapper/323:45:523
254872105,3sleep30-21swapper/319:43:203
238192106,3sleep30-21swapper/319:31:263
228992105,3sleep30-21swapper/319:26:153
223842105,3sleep30-21swapper/319:22:253
197962106,3sleep30-21swapper/321:05:383
183032106,3sleep30-21swapper/319:10:083
606293,3sleep30-21swapper/322:32:193
6031294,2sleep30-21swapper/321:32:293
4336291,4sleep30-21swapper/322:20:003
32385292,3sleep30-21swapper/322:15:273
31464292,4sleep30-21swapper/321:15:033
30874293,3sleep30-21swapper/321:14:593
28543293,3sleep30-21swapper/300:17:123
28224295,3sleep30-21swapper/320:49:083
21656293,3sleep30-21swapper/323:59:513
1957293,3sleep30-21swapper/300:36:563
18909295,3sleep30-21swapper/320:11:553
18748293,3sleep30-21swapper/323:10:363
1455294,3sleep30-21swapper/319:59:263
10660294,3sleep30-21swapper/322:36:583
3629283,3sleep30-21swapper/321:46:193
24469282,4sleep30-21swapper/321:56:293
19645281,4sleep30-21swapper/322:55:383
18551281,4sleep30-21swapper/323:41:283
15148281,4sleep30-21swapper/322:40:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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