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2025-11-22 - 22:23
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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 rack1slot1.osadl.org (updated Sat Nov 22, 2025 12:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
59912217157,47sleep10-21swapper/107:07:091
59452202162,26sleep20-21swapper/207:06:332
60302200145,43sleep00-21swapper/007:07:400
41062200163,24sleep30-21swapper/307:05:103
36282620,0sleep30-21swapper/312:14:583
46342330,1sleep0101rcuc/009:15:240
174102210,6sleep09-21ksoftirqd/011:47:400
323412170,1sleep1631299cyclictest12:09:271
630399160,15cyclictest31677-21diskmemload11:00:170
632099130,12cyclictest0-21swapper/209:30:182
6326991211,1cyclictest35-21ksoftirqd/308:15:003
6320991211,1cyclictest28-21ksoftirqd/211:35:002
632099120,8cyclictest8658-21munin-node09:40:282
632099120,11cyclictest0-21swapper/210:50:212
630399123,4cyclictest28446-21perf07:55:010
632699118,1cyclictest35-21ksoftirqd/307:15:003
6326991110,1cyclictest35-21ksoftirqd/312:35:003
632099110,11cyclictest0-21swapper/212:25:242
630399116,4cyclictest31677-21diskmemload09:25:060
632699109,1cyclictest35-21ksoftirqd/312:20:013
632699108,1cyclictest35-21ksoftirqd/307:55:013
632099109,1cyclictest28-21ksoftirqd/210:00:212
63269998,1cyclictest35-21ksoftirqd/310:45:013
63269998,1cyclictest35-21ksoftirqd/310:20:143
63269998,0cyclictest35-21ksoftirqd/309:10:163
63269997,1cyclictest742-21runrttasks10:55:403
63269996,1cyclictest35-21ksoftirqd/307:20:003
63269990,4cyclictest0-21swapper/309:55:143
63209998,1cyclictest28-21ksoftirqd/212:10:002
63209998,1cyclictest28-21ksoftirqd/209:00:172
63209994,4cyclictest1911-21tail11:25:222
63209993,4cyclictest0-21swapper/210:10:152
63039991,4cyclictest22274-21date08:50:010
63039991,4cyclictest22274-21date08:50:010
63269987,1cyclictest35-21ksoftirqd/312:40:003
63269987,1cyclictest35-21ksoftirqd/311:54:593
63269987,1cyclictest35-21ksoftirqd/311:45:193
63269987,1cyclictest35-21ksoftirqd/309:55:003
63269987,1cyclictest35-21ksoftirqd/307:20:243
63269984,3cyclictest7717-21apt-get11:35:123
63269981,6cyclictest8658-21munin-node10:17:353
63269981,4cyclictest6291-21cyclictest08:55:143
63269980,7cyclictest8658-21munin-node08:25:023
63209988,0cyclictest0-21swapper/209:16:362
63209986,1cyclictest60950irq/123-eno111:51:082
63209986,1cyclictest60950irq/123-eno109:45:232
63209986,1cyclictest28-21ksoftirqd/208:20:002
63209986,0cyclictest60950irq/123-eno111:13:292
63209983,2cyclictest254-21systemd-journal09:20:342
63209983,2cyclictest254-21systemd-journal09:20:332
63209980,4cyclictest22635-21df_inode10:25:132
63209980,3cyclictest0-21swapper/210:23:482
63209980,1cyclictest0-21swapper/211:48:062
63039981,6cyclictest3930-21/usr/sbin/munin12:15:150
63039981,6cyclictest28485-1kworker/u9:010:35:060
63039981,6cyclictest26814-21ssh12:00:180
63039981,6cyclictest11821-21ssh10:10:160
63039981,3cyclictest31677-21diskmemload10:05:120
63039980,7cyclictest6083-21ssh10:00:560
63039980,7cyclictest24026-21ssh09:41:130
63039980,7cyclictest20365-21ssh10:20:320
63039980,7cyclictest0-21swapper/011:35:120
63039980,6cyclictest22187-21aten_r1power_en10:25:110
63039980,4cyclictest30833-21perf08:00:010
63039980,3cyclictest3485-21sleep11:34:550
21996280,0sleep00-21swapper/011:55:050
63269977,0cyclictest35-21ksoftirqd/310:30:003
63269976,1cyclictest35-21ksoftirqd/311:10:143
63269976,1cyclictest35-21ksoftirqd/309:10:003
63269975,1cyclictest35-21ksoftirqd/312:00:003
63269973,2cyclictest31677-21diskmemload09:30:193
63269972,2cyclictest31677-21diskmemload11:05:383
63269971,4cyclictest31677-21diskmemload11:34:563
63269971,4cyclictest31677-21diskmemload11:23:593
63269971,3cyclictest31677-21diskmemload10:10:353
63269971,3cyclictest31677-21diskmemload10:05:023
63269971,1cyclictest0-21swapper/307:35:153
63269970,5cyclictest0-21swapper/309:16:003
63269970,4cyclictest0-21swapper/312:28:453
63269970,4cyclictest0-21swapper/312:09:043
63209976,1cyclictest60950irq/123-eno111:05:132
63209976,1cyclictest60950irq/123-eno110:59:282
63209976,1cyclictest60950irq/123-eno110:45:142
63209976,1cyclictest60950irq/123-eno110:38:302
63209976,1cyclictest60950irq/123-eno110:33:592
63209976,1cyclictest60950irq/123-eno107:40:212
63209976,1cyclictest60950irq/123-eno107:25:132
63209976,0cyclictest60950irq/123-eno112:34:172
63209975,1cyclictest60950irq/123-eno112:15:132
63209975,1cyclictest60950irq/123-eno112:10:182
63209975,1cyclictest31224-21ssh09:51:032
63209975,1cyclictest30426-21cat09:05:152
63209975,1cyclictest28-21ksoftirqd/211:20:382
63209974,1cyclictest254-21systemd-journal09:30:012
63209973,1cyclictest254-21systemd-journal09:13:332
63209973,0cyclictest31677-21diskmemload11:00:142
63209972,1cyclictest31677-21diskmemload11:55:132
63209971,1cyclictest2890-21taskset10:42:332
63209970,6cyclictest0-21swapper/211:16:292
63209970,6cyclictest0-21swapper/209:36:052
63129970,2cyclictest0-21swapper/110:20:411
63129970,2cyclictest0-21swapper/109:50:181
63039976,1cyclictest9-21ksoftirqd/011:19:200
63039975,1cyclictest28757-21sendmail-msp11:20:110
63039975,1cyclictest13213-21ssh10:56:280
63039974,1cyclictest9-21ksoftirqd/008:54:540
63039973,2cyclictest31677-21diskmemload10:15:040
63039973,2cyclictest254-21systemd-journal09:04:590
63039973,2cyclictest254-21systemd-journal08:14:590
63039973,1cyclictest254-21systemd-journal10:45:360
63039972,4cyclictest31677-21diskmemload10:52:590
63039972,2cyclictest254-21systemd-journal12:25:100
63039972,2cyclictest254-21systemd-journal07:09:590
63039971,6cyclictest2274-21ssh10:40:350
63039971,6cyclictest17094-21ssh09:32:450
63039971,5cyclictest31677-21diskmemload09:55:150
63039971,3cyclictest31677-21diskmemload09:52:540
63039970,6cyclictest31677-21diskmemload09:21:040
63039970,6cyclictest31677-21diskmemload09:21:030
63039970,6cyclictest24208-21ssh11:12:080
63039970,6cyclictest20085-21ssh11:05:350
63039970,6cyclictest10649-21tr08:25:140
63039970,6cyclictest10063-21ssh12:22:550
63039970,6cyclictest0-21swapper/012:35:360
63039970,6cyclictest0-21swapper/008:30:130
63039970,6cyclictest0-21swapper/008:00:170
63039970,4cyclictest384-21nscd09:45:260
63039970,4cyclictest31935-21apt-get09:10:110
63039970,1cyclictest21155-21ssh09:38:440
27949270,0sleep30-21swapper/309:47:123
63269966,0cyclictest35-21ksoftirqd/312:20:003
63269965,1cyclictest8020-21ntpq09:20:183
63269965,1cyclictest8020-21ntpq09:20:173
63269965,1cyclictest31023-21ssh10:35:233
63269965,1cyclictest20032-21ssh09:35:303
63269965,0cyclictest35-21ksoftirqd/307:50:013
63269964,1cyclictest35-21ksoftirqd/307:30:113
63269964,1cyclictest10163-21cron08:25:003
63269963,1cyclictest254-21systemd-journal09:05:003
63269962,3cyclictest31677-21diskmemload10:02:383
63269962,2cyclictest8690-21ssh10:50:193
63269962,2cyclictest31677-21diskmemload11:00:293
63269962,1cyclictest12306-21memory11:40:183
63269961,3cyclictest8658-21munin-node12:00:103
63269961,3cyclictest31677-21diskmemload10:25:063
63269961,3cyclictest31677-21diskmemload09:25:323
63269961,2cyclictest0-21swapper/308:45:123
63269961,2cyclictest0-21swapper/308:45:113
63269960,5cyclictest0-21swapper/311:18:173
63269960,3cyclictest0-21swapper/309:41:233
63269960,2cyclictest0-21swapper/311:29:163
63269960,2cyclictest0-21swapper/310:46:083
63209966,0cyclictest60950irq/123-eno112:21:432
63209966,0cyclictest60950irq/123-eno111:41:012
63209966,0cyclictest60950irq/123-eno108:35:162
63209966,0cyclictest60950irq/123-eno108:29:082
63209966,0cyclictest60950irq/123-eno108:02:212
63209966,0cyclictest60950irq/123-eno107:57:232
63209966,0cyclictest60950irq/123-eno107:48:432
63209965,1cyclictest7659-21ssh11:35:002
63209965,1cyclictest60950irq/123-eno108:50:182
63209965,1cyclictest60950irq/123-eno108:11:182
63209965,1cyclictest60950irq/123-eno107:20:192
63209964,1cyclictest60950irq/123-eno112:00:142
63209964,1cyclictest60950irq/123-eno109:55:012
63209964,1cyclictest60950irq/123-eno108:40:142
63209964,1cyclictest60950irq/123-eno108:30:152
63209964,1cyclictest60950irq/123-eno107:50:232
63209964,1cyclictest60950irq/123-eno107:30:122
63209964,1cyclictest60950irq/123-eno107:15:212
63209962,1cyclictest18036-21ssh12:35:022
63209961,1cyclictest15181-21grep10:15:152
63209960,6cyclictest0-21swapper/208:06:112
63209960,5cyclictest31677-21diskmemload10:05:152
63129966,0cyclictest0-21swapper/111:34:091
63129964,1cyclictest0-21swapper/110:25:181
63129961,3cyclictest0-21swapper/110:40:131
63129961,2cyclictest0-21swapper/109:45:191
63129961,1cyclictest0-21swapper/108:50:121
63129960,6cyclictest0-21swapper/109:25:271
63129960,4cyclictest0-21swapper/109:56:161
63129960,3cyclictest0-21swapper/111:05:371
63129960,1cyclictest0-21swapper/110:45:141
63129960,1cyclictest0-21swapper/110:10:181
63129960,0cyclictest0-21swapper/111:21:551
63039965,1cyclictest8935-21cat08:20:170
63039965,1cyclictest803-21sshd07:39:440
63039965,1cyclictest17729-21strings07:30:160
63039963,1cyclictest254-21systemd-journal09:00:010
63039963,1cyclictest254-21systemd-journal08:07:170
63039960,6cyclictest31403-21ssh12:06:370
63039960,6cyclictest0-21swapper/012:13:030
63039960,5cyclictest16383-21ssh12:30:290
63039960,5cyclictest0-21swapper/011:50:110
63039960,5cyclictest0-21swapper/007:45:170
63039960,5cyclictest0-21swapper/007:15:130
63039960,4cyclictest0-21swapper/011:40:130
63039960,4cyclictest0-21swapper/008:35:110
63039960,1cyclictest32638-21apt-get11:25:120
63039960,0cyclictest0-21swapper/010:30:070
10893260,0sleep10-21swapper/110:09:411
63269954,1cyclictest13927-21ntpq08:30:193
63269953,1cyclictest28741-21aten2.4-expect07:55:143
63269952,1cyclictest254-21systemd-journal08:04:163
63269952,1cyclictest23833-21which08:50:193
63269951,1cyclictest0-21swapper/308:15:143
63269950,1cyclictest956-21apt-get08:05:143
63209953,1cyclictest20206-21cut07:35:192
63209952,2cyclictest24963-21basename08:55:132
63209951,4cyclictest0-21swapper/207:10:112
63209950,4cyclictest0-21swapper/208:45:132
63209950,4cyclictest0-21swapper/208:45:132
63209950,2cyclictest8057-21apt-get08:20:132
63129955,0cyclictest0-21swapper/112:18:301
63129955,0cyclictest0-21swapper/111:16:381
63129955,0cyclictest0-21swapper/108:00:221
63129953,1cyclictest11271-21chrt11:40:111
63129951,3cyclictest0-21swapper/107:55:211
63129951,1cyclictest0-21swapper/108:32:091
63129950,5cyclictest0-21swapper/112:35:181
63129950,5cyclictest0-21swapper/111:45:221
63129950,5cyclictest0-21swapper/111:10:171
63129950,5cyclictest0-21swapper/110:39:551
63129950,5cyclictest0-21swapper/109:42:261
63129950,3cyclictest0-21swapper/112:04:471
63129950,3cyclictest0-21swapper/111:56:241
63129950,3cyclictest0-21swapper/111:01:371
63129950,3cyclictest0-21swapper/109:38:341
63129950,2cyclictest0-21swapper/112:14:531
63129950,2cyclictest0-21swapper/111:26:541
63129950,2cyclictest0-21swapper/110:00:141
63129950,2cyclictest0-21swapper/109:30:121
63129950,2cyclictest0-21swapper/109:19:121
63129950,2cyclictest0-21swapper/109:13:191
63129950,2cyclictest0-21swapper/107:15:131
63129950,1cyclictest0-21swapper/111:35:011
63129950,1cyclictest0-21swapper/110:55:011
63129950,0cyclictest0-21swapper/112:25:511
63039950,4cyclictest14608-21cat07:25:140
63039950,4cyclictest0-21swapper/007:40:140
63039950,0cyclictest0-21swapper/009:05:120
63039950,0cyclictest0-21swapper/008:15:060
63039950,0cyclictest0-21swapper/007:20:200
63269943,1cyclictest22705-21nfs4_client07:40:193
63269941,1cyclictest15291-21memory07:25:173
63269940,1cyclictest254-21systemd-journal08:40:033
63269940,1cyclictest254-21systemd-journal08:35:033
63129943,1cyclictest9510-21chrt12:21:091
63129943,1cyclictest52782sleep108:13:131
63129943,1cyclictest219012sleep108:45:571
63129943,1cyclictest219012sleep108:45:571
63129942,1cyclictest23922-21chrt07:45:021
63129941,1cyclictest162452chrt07:28:081
63129941,1cyclictest0-21swapper/107:35:141
63129940,4cyclictest0-21swapper/109:07:531
63129940,3cyclictest0-21swapper/110:55:221
63129940,3cyclictest0-21swapper/110:31:241
63129940,3cyclictest0-21swapper/108:40:161
63129940,3cyclictest0-21swapper/107:50:161
63129940,2cyclictest0-21swapper/112:30:201
63129940,2cyclictest0-21swapper/111:50:151
63129940,2cyclictest0-21swapper/110:15:111
63129940,1cyclictest0-21swapper/109:20:111
63129940,1cyclictest0-21swapper/109:20:111
63129940,1cyclictest0-21swapper/109:01:271
63129940,1cyclictest0-21swapper/108:25:001
63129940,1cyclictest0-21swapper/108:15:141
63129940,1cyclictest0-21swapper/108:05:201
63039943,1cyclictest17605-21apt-config08:40:010
63129931,1cyclictest0-21swapper/108:55:121
63129931,1cyclictest0-21swapper/108:35:171
63129931,1cyclictest0-21swapper/107:10:171
63129931,0cyclictest0-21swapper/107:40:171
63129930,2cyclictest0-21swapper/107:30:131
63129930,1cyclictest0-21swapper/107:20:161
63129920,1cyclictest10396-21chrt08:25:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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