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2026-02-27 - 03:27
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 rackdslot1.osadl.org (updated Fri Feb 27, 2026 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
210882760,4sleep20-21swapper/223:45:152
134491750,4ptp4l2318-21gnome-shell23:36:591
22130997231,4cyclictest33-21ksoftirqd/220:05:182
2213199695,62cyclictest0-21swapper/321:25:273
22130996829,3cyclictest33-21ksoftirqd/219:55:002
22131996712,51cyclictest1003-21chrt20:41:073
22131996710,11cyclictest27906-21grep22:50:123
22130996732,7cyclictest33-21ksoftirqd/221:20:272
2213199668,12cyclictest22140-21sed22:35:283
2213199668,12cyclictest22140-21sed22:35:283
2213199664,18cyclictest0-21swapper/322:35:003
185172660,5sleep12212999cyclictest22:30:171
2213199658,12cyclictest29809-21tune2fs21:45:163
2213199657,11cyclictest14139-21cat00:40:003
22131996511,9cyclictest15184-21mailstats23:30:253
22130996529,6cyclictest33-21ksoftirqd/220:30:002
64012640,4sleep06406-21fschecks_time19:45:160
2213199648,11cyclictest4561-21sed19:40:193
2213199644,24cyclictest0-21swapper/322:55:243
22131996410,51cyclictest1301-21snmpd21:35:083
22130996421,3cyclictest33-21ksoftirqd/221:45:002
2213199637,11cyclictest22556-21fschecks_count19:10:153
2213199636,18cyclictest4146-21apt-get22:00:013
22130996332,7cyclictest33-21ksoftirqd/219:45:002
22130996330,3cyclictest33-21ksoftirqd/222:45:012
22130996325,4cyclictest33-21ksoftirqd/200:25:002
134491630,4ptp4l1492-21netstat00:10:231
134491630,4ptp4l1492-21netstat00:10:231
2213199629,11cyclictest4732-21irqrtprio20:50:193
2213199627,15cyclictest0-21swapper/321:10:143
2213199627,10cyclictest0-21swapper/300:05:193
2213199626,11cyclictest1154-21latency_hist19:35:003
22131996210,10cyclictest13497-21fschecks_count20:00:153
22130996229,4cyclictest33-21ksoftirqd/219:20:132
22130996221,13cyclictest33-21ksoftirqd/223:10:242
2213199619,7cyclictest7224-21df_inode23:15:143
2213199618,10cyclictest2453-21irqrtprio21:55:193
2213199617,11cyclictest3725-21sed23:05:243
2213199616,15cyclictest16856-21cat21:15:273
22131996112,12cyclictest13128-21taskset22:19:523
22131996110,17cyclictest20732-21sed20:15:183
22130996130,4cyclictest33-21ksoftirqd/222:45:192
22130996128,6cyclictest33-21ksoftirqd/223:22:472
2213199609,14cyclictest6550-21df_inode20:55:143
2213199609,12cyclictest627-21df_abs00:10:153
2213199609,12cyclictest627-21df_abs00:10:153
2213199606,11cyclictest26043-21irqrtprio22:45:183
2213199606,11cyclictest1530-21ls23:00:263
2213199606,10cyclictest5915-21cut00:20:193
22130996030,4cyclictest33-21ksoftirqd/223:05:212
22130996029,7cyclictest33-21ksoftirqd/222:35:012
22130996027,6cyclictest33-21ksoftirqd/220:55:152
2213199598,11cyclictest21938-21phc2sys23:45:243
2213199597,9cyclictest0-21swapper/323:10:133
2213199597,10cyclictest23104-21expr22:40:123
2213199594,19cyclictest0-21swapper/319:50:153
22130995929,5cyclictest33-21ksoftirqd/222:55:262
22130995928,3cyclictest33-21ksoftirqd/221:30:192
22130995928,3cyclictest33-21ksoftirqd/221:30:192
22130995926,5cyclictest33-21ksoftirqd/223:30:132
22128995925,2cyclictest9-21ksoftirqd/022:41:500
134491590,4ptp4l0-21swapper/222:17:152
134491590,4ptp4l0-21swapper/121:10:181
134491590,4ptp4l0-21swapper/119:35:231
2213199589,11cyclictest10888-21sed22:15:013
2213199588,11cyclictest12248-21cat21:05:253
2213199588,10cyclictest28628-21timerwakeupswit20:30:293
2213199585,9cyclictest2167-21irqrtprio19:35:173
2213199585,11cyclictest0-21swapper/320:25:153
22131995810,11cyclictest8686-21cpuspeed_turbos21:00:143
22130995828,6cyclictest33-21ksoftirqd/200:25:172
22130995827,4cyclictest33-21ksoftirqd/222:10:132
22130995825,6cyclictest33-21ksoftirqd/222:25:142
22130995825,6cyclictest33-21ksoftirqd/222:00:222
22130995820,5cyclictest33-21ksoftirqd/222:35:012
22130995820,5cyclictest33-21ksoftirqd/222:35:012
134491580,4ptp4l0-21swapper/323:54:493
134491580,4ptp4l0-21swapper/219:30:192
134491580,3ptp4l0-21swapper/323:22:043
2213199578,11cyclictest17783-21/usr/sbin/munin21:20:133
2213199578,10cyclictest30267-21latency20:35:203
2213199575,11cyclictest9563-21latency_hist00:30:003
2213199575,10cyclictest0-21swapper/300:30:303
22130995725,4cyclictest33-21ksoftirqd/222:05:222
22130995725,4cyclictest33-21ksoftirqd/219:35:232
22130995724,5cyclictest33-21ksoftirqd/200:20:002
22130995724,3cyclictest33-21ksoftirqd/223:35:172
22130995723,5cyclictest33-21ksoftirqd/222:50:132
22130995722,5cyclictest33-21ksoftirqd/220:35:002
22128995727,3cyclictest9-21ksoftirqd/022:34:070
22128995726,5cyclictest9-21ksoftirqd/022:20:000
134491570,3ptp4l0-21swapper/223:44:582
134491570,3ptp4l0-21swapper/223:17:172
134491570,3ptp4l0-21swapper/120:45:181
134491570,3ptp4l0-21swapper/120:45:181
134491570,3ptp4l0-21swapper/120:21:241
134491570,3ptp4l0-21swapper/120:07:081
134491570,3ptp4l0-21swapper/023:05:240
134491570,3ptp4l0-21swapper/021:10:190
2213199567,10cyclictest0-21swapper/320:10:223
2213199564,9cyclictest17045-21latency23:35:203
2213199564,10cyclictest0-21swapper/320:25:003
22130995631,6cyclictest33-21ksoftirqd/220:15:272
22130995628,3cyclictest33-21ksoftirqd/221:25:272
22130995627,6cyclictest33-21ksoftirqd/223:05:002
22130995624,6cyclictest33-21ksoftirqd/220:35:242
22130995624,5cyclictest33-21ksoftirqd/220:20:152
22130995623,7cyclictest33-21ksoftirqd/200:15:012
22130995623,7cyclictest33-21ksoftirqd/200:15:002
22130995619,5cyclictest33-21ksoftirqd/223:50:152
134491560,4ptp4l0-21swapper/122:40:221
134491560,4ptp4l0-21swapper/121:45:121
134491560,3ptp4l0-21swapper/120:39:131
2213199559,10cyclictest4155-21sed00:15:283
2213199557,17cyclictest0-21swapper/321:35:013
22130995528,4cyclictest33-21ksoftirqd/223:25:132
22130995523,6cyclictest33-21ksoftirqd/219:15:202
22130995522,5cyclictest33-21ksoftirqd/220:10:292
22130995522,4cyclictest33-21ksoftirqd/221:45:212
22130995521,5cyclictest33-21ksoftirqd/220:00:202
134491550,4ptp4l0-21swapper/122:56:331
134491550,3ptp4l0-21swapper/123:29:441
134491550,3ptp4l0-21swapper/123:07:211
2213199549,11cyclictest28862-21ntp_kernel_pll_00:00:253
2213199546,11cyclictest0-21swapper/323:25:143
2213199544,10cyclictest0-21swapper/322:20:163
22130995427,6cyclictest33-21ksoftirqd/223:55:232
22130995424,6cyclictest33-21ksoftirqd/200:35:242
22130995421,6cyclictest33-21ksoftirqd/221:50:182
22128995435,5cyclictest9-21ksoftirqd/023:50:000
22128995425,2cyclictest9-21ksoftirqd/023:36:240
134491540,4ptp4l0-21swapper/123:10:441
134491540,4ptp4l0-21swapper/122:02:251
134491540,4ptp4l0-21swapper/121:22:281
134491540,4ptp4l0-21swapper/119:15:091
134491540,4ptp4l0-21swapper/022:52:020
134491540,3ptp4l0-21swapper/122:05:191
2213199537,10cyclictest0-21swapper/321:40:263
22130995323,4cyclictest33-21ksoftirqd/220:00:002
22130995322,5cyclictest33-21ksoftirqd/220:55:012
22130995322,5cyclictest33-21ksoftirqd/219:25:272
22130995314,6cyclictest33-21ksoftirqd/221:05:012
2212899533,5cyclictest9-21ksoftirqd/019:55:270
22128995333,3cyclictest9-21ksoftirqd/021:16:590
22128995327,8cyclictest9-21ksoftirqd/020:40:220
22128995326,2cyclictest9-21ksoftirqd/019:44:420
22128995325,3cyclictest9-21ksoftirqd/020:33:320
22128995317,6cyclictest9-21ksoftirqd/022:25:200
2213199523,16cyclictest0-21swapper/321:30:163
2213099522,7cyclictest0-21swapper/220:40:232
22130995220,5cyclictest33-21ksoftirqd/200:30:272
22130995217,10cyclictest33-21ksoftirqd/221:35:182
22130995216,6cyclictest33-21ksoftirqd/222:24:592
2212899526,5cyclictest9-21ksoftirqd/021:35:250
2212899526,4cyclictest9-21ksoftirqd/020:05:110
2212899523,5cyclictest9-21ksoftirqd/020:20:290
22128995224,6cyclictest9-21ksoftirqd/022:40:010
22128995224,6cyclictest9-21ksoftirqd/022:40:010
22128995224,3cyclictest9-21ksoftirqd/019:30:220
134491520,4ptp4l0-21swapper/123:50:331
134491520,4ptp4l0-21swapper/121:32:441
134491520,4ptp4l0-21swapper/121:32:441
134491520,4ptp4l0-21swapper/120:29:301
134491520,3ptp4l31344-21latency_hist19:30:000
22131995110,13cyclictest2115-21awk20:45:193
22131995110,13cyclictest2115-21awk20:45:193
22130995121,5cyclictest33-21ksoftirqd/221:10:142
22130995119,5cyclictest33-21ksoftirqd/219:45:252
22130995118,6cyclictest33-21ksoftirqd/200:00:212
2212899515,7cyclictest9-21ksoftirqd/021:00:260
2212899515,4cyclictest27514-21cat23:59:590
2212899513,5cyclictest9-21ksoftirqd/020:45:190
2212899513,5cyclictest9-21ksoftirqd/020:45:190
2212899513,5cyclictest9-21ksoftirqd/019:40:000
2212899513,5cyclictest30597-21interrupts22:55:180
2212899512,6cyclictest9-21ksoftirqd/021:45:000
2212899512,5cyclictest29744-21apt.systemd.dai00:04:090
2212899511,5cyclictest101ktimersoftd/021:00:000
2212899510,7cyclictest101ktimersoftd/020:50:160
2212899510,6cyclictest9-21ksoftirqd/022:45:170
134491510,5ptp4l0-21swapper/019:06:210
134491510,4ptp4l0-21swapper/119:45:201
134491510,4ptp4l0-21swapper/000:38:430
134491510,3ptp4l0-21swapper/123:32:351
134491510,3ptp4l0-21swapper/122:14:301
134491510,3ptp4l0-21swapper/121:38:261
134491510,3ptp4l0-21swapper/119:22:061
22130995028,3cyclictest33-21ksoftirqd/220:45:012
22130995028,3cyclictest33-21ksoftirqd/220:45:012
22130995020,5cyclictest33-21ksoftirqd/221:05:122
2212899505,4cyclictest9-21ksoftirqd/023:15:010
2212899504,6cyclictest9-21ksoftirqd/021:55:270
2212899504,5cyclictest9-21ksoftirqd/000:10:000
2212899503,8cyclictest9-21ksoftirqd/023:30:130
2212899500,6cyclictest28478-21sed19:20:270
134491500,4ptp4l0-21swapper/121:57:101
134491500,4ptp4l0-21swapper/119:11:181
134491500,4ptp4l0-21swapper/022:13:060
22130994932,9cyclictest33-21ksoftirqd/221:15:282
22130994920,5cyclictest33-21ksoftirqd/221:57:202
22130994916,5cyclictest33-21ksoftirqd/200:05:222
2212899493,6cyclictest9-21ksoftirqd/000:25:130
2212899493,2cyclictest121rcu_preempt22:04:590
22128994927,3cyclictest9-21ksoftirqd/021:21:210
2212899492,5cyclictest0-21swapper/022:24:590
22128994921,5cyclictest9-21ksoftirqd/000:34:590
2212899490,6cyclictest9-21ksoftirqd/021:05:180
2212899490,6cyclictest9-21ksoftirqd/020:00:220
134491490,4ptp4l0-21swapper/120:59:001
134491490,4ptp4l0-21swapper/120:43:541
134491490,4ptp4l0-21swapper/021:49:040
22131994815,10cyclictest31176-21seq19:29:513
22130994833,3cyclictest33-21ksoftirqd/219:14:152
2212899485,7cyclictest9-21ksoftirqd/020:12:590
2212899484,7cyclictest9-21ksoftirqd/023:50:230
2212899484,7cyclictest9-21ksoftirqd/023:00:250
2212899484,7cyclictest5852-21cut00:20:180
2212899484,6cyclictest9-21ksoftirqd/021:30:250
2212899484,6cyclictest9-21ksoftirqd/021:30:250
2212899484,5cyclictest9-21ksoftirqd/020:35:210
2212899482,10cyclictest0-21swapper/019:50:230
2212899480,7cyclictest25357-21sed20:25:190
2212899480,5cyclictest101ktimersoftd/023:25:200
2213199477,7cyclictest27262-21perl19:20:153
22131994713,12cyclictest12687-21taskset19:57:203
2212899479,4cyclictest9-21ksoftirqd/023:15:150
2212899474,7cyclictest9-21ksoftirqd/019:15:250
22128994743,2cyclictest111rcuc/022:05:160
2212899473,7cyclictest9-21ksoftirqd/000:15:010
2212899473,7cyclictest9-21ksoftirqd/000:15:000
2212899473,6cyclictest9-21ksoftirqd/021:29:590
2212899472,6cyclictest0-21swapper/000:15:180
2212899470,5cyclictest20978-21latency20:15:200
134491470,4ptp4l0-21swapper/123:01:481
134491470,4ptp4l0-21swapper/122:47:301
134491470,4ptp4l0-21swapper/122:17:051
134491470,11ptp4l0-21swapper/100:29:201
2213199469,15cyclictest25422-21/usr/sbin/munin23:55:283
2213199465,8cyclictest6027-21apt-get19:45:113
22131994610,32cyclictest16424-21memory20:05:203
2212899464,4cyclictest22587-21fschecks_time19:10:150
2212899463,8cyclictest137891phc2sys23:20:160
2212899455,4cyclictest18834-21fschecks_count23:40:140
134491440,4ptp4l0-21swapper/100:20:061
2213199437,14cyclictest336-21ntp_states21:50:233
134491430,5ptp4l0-21swapper/119:07:121
134491430,4ptp4l15719-21apt-get22:25:131
134491430,4ptp4l0-21swapper/120:33:381
2212999424,3cyclictest121rcu_preempt23:40:181
2212899424,6cyclictest9-21ksoftirqd/021:50:270
134491420,4ptp4l10388-21apt-get19:55:021
134491420,4ptp4l0-21swapper/122:37:111
134491420,4ptp4l0-21swapper/122:37:111
134491420,3ptp4l2784-21apt-get00:15:141
22129994136,3cyclictest25-21ksoftirqd/121:05:001
134491410,4ptp4l9710-21apt-get00:30:151
134491410,4ptp4l3727-21apt-get19:40:121
134491410,4ptp4l0-21swapper/121:53:101
134491410,4ptp4l0-21swapper/121:08:571
134491410,4ptp4l0-21swapper/120:50:081
134491410,4ptp4l0-21swapper/119:50:471
134491410,4ptp4l0-21swapper/100:39:111
134491410,3ptp4l6923-21apt-get23:15:121
22129994036,3cyclictest25-21ksoftirqd/100:10:011
2212999403,5cyclictest121rcu_preempt21:40:131
22129994035,3cyclictest25-21ksoftirqd/122:25:001
134491400,5ptp4l318-21/usr/sbin/munin19:30:241
134491400,5ptp4l0-21swapper/121:15:151
134491400,5ptp4l0-21swapper/120:15:111
134491400,4ptp4l27276-21apt-get22:50:041
134491400,4ptp4l0-21swapper/119:27:201
46198390,5rtkit-daemon0-21swapper/319:06:203
22129993934,3cyclictest25-21ksoftirqd/123:45:181
22129993934,3cyclictest25-21ksoftirqd/121:25:171
22129993934,3cyclictest25-21ksoftirqd/120:05:001
134491390,3ptp4l9552-21diskstats23:20:131
2212999383,2cyclictest121rcu_preempt23:55:251
134491380,4ptp4l0-21swapper/319:15:043
134491380,4ptp4l0-21swapper/100:00:011
134491380,3ptp4l0-21swapper/120:10:231
134491370,4ptp4l0-21swapper/322:26:013
134491370,4ptp4l0-21swapper/322:05:573
134491370,3ptp4l19024-21cat23:40:173
215902124,4sleep20-21swapper/219:06:482
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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