You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-31 - 08:55
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 792 highest latencies:
System rackdslot4.osadl.org (updated Mon Aug 31, 2026 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591236168,23phc2sys0-21swapper/319:08:053
182742206174,21sleep20-21swapper/219:07:532
181352201167,22sleep00-21swapper/019:06:090
181312201167,23sleep10-21swapper/119:06:071
325221530,1sleep30-21swapper/300:05:003
1844029069,11sleep20-21swapper/219:10:022
134991770,7getstats1873599cyclictest00:24:013
18733997132,3cyclictest25-21ksoftirqd/122:25:221
1873599627,11cyclictest23044-21cat23:40:003
258392610,4sleep0101ktimersoftd/022:40:000
1873599608,11cyclictest11821-21cut21:05:203
1873599595,11cyclictest16510-21df_abs22:20:153
1873599586,12cyclictest19800-21cut21:20:263
1873599586,11cyclictest24112-21sed20:25:143
1873599586,11cyclictest14885-21cut22:15:223
1873599577,16cyclictest25885-21/usr/sbin/munin23:45:203
1873599576,17cyclictest8363-21latency_hist22:05:013
138491560,1ptp4l25272-21wc19:20:283
1873599556,10cyclictest22834-21sed19:15:243
138491550,1ptp4l391rcuc/323:20:273
1873599546,16cyclictest26028-21/usr/sbin/munin21:35:273
1873599536,19cyclictest30066-21mailstats20:35:233
18733995320,10cyclictest25-21ksoftirqd/121:55:001
1873299530,2cyclictest121rcu_preempt19:50:000
1873599505,16cyclictest5207-21awk00:05:273
18733995014,9cyclictest25-21ksoftirqd/122:15:011
138491490,1ptp4l401ktimersoftd/322:45:133
138491490,1ptp4l401ktimersoftd/322:45:123
18732994818,4cyclictest9-21ksoftirqd/023:55:140
18733994742,3cyclictest25-21ksoftirqd/120:15:001
18733994714,10cyclictest25-21ksoftirqd/100:15:151
18733994714,10cyclictest25-21ksoftirqd/100:15:141
18732994740,5cyclictest17989-21cron23:30:010
18733994632,3cyclictest25-21ksoftirqd/120:39:591
18733994614,11cyclictest25-21ksoftirqd/121:40:181
18733994613,9cyclictest25-21ksoftirqd/123:55:131
18733994612,6cyclictest25-21ksoftirqd/121:59:591
1873599456,8cyclictest22713-21python20:20:263
1873599456,8cyclictest22713-21python20:20:263
1873499450,42cyclictest15551-21grep23:25:002
1873399457,8cyclictest25-21ksoftirqd/123:15:131
18733994526,3cyclictest25-21ksoftirqd/123:25:001
18733994516,8cyclictest25-21ksoftirqd/100:30:161
1873399451,3cyclictest25-21ksoftirqd/121:10:251
18733994513,9cyclictest25-21ksoftirqd/120:55:011
18733994512,7cyclictest25-21ksoftirqd/100:20:131
18733994511,3cyclictest25-21ksoftirqd/100:25:211
18733994414,9cyclictest25-21ksoftirqd/121:45:251
18733994411,7cyclictest25-21ksoftirqd/100:05:001
18733994410,4cyclictest25-21ksoftirqd/123:25:241
1873399439,3cyclictest25-21ksoftirqd/122:20:261
1873399438,4cyclictest25-21ksoftirqd/122:35:331
1873399437,8cyclictest25-21ksoftirqd/119:45:131
18733994331,9cyclictest25-21ksoftirqd/120:30:241
18733994314,9cyclictest25-21ksoftirqd/119:55:011
18733994312,4cyclictest25-21ksoftirqd/122:05:231
1873399430,2cyclictest121rcu_preempt21:30:011
18732994336,4cyclictest8282-21cron21:00:010
138491430,0ptp4l401ktimersoftd/321:48:253
18735994212,28cyclictest25733-21kworker/3:020:42:033
1873399427,9cyclictest25-21ksoftirqd/121:00:241
1873399426,9cyclictest25-21ksoftirqd/123:50:231
1873399426,8cyclictest25-21ksoftirqd/120:05:261
1873399425,8cyclictest25-21ksoftirqd/123:40:151
1873399425,8cyclictest25-21ksoftirqd/119:10:271
1873399424,6cyclictest25-21ksoftirqd/100:35:231
18733994236,3cyclictest25-21ksoftirqd/121:35:011
18733994214,4cyclictest25-21ksoftirqd/122:50:231
18733994212,8cyclictest25-21ksoftirqd/121:05:261
18733994210,3cyclictest25-21ksoftirqd/119:40:131
1873399420,3cyclictest121rcu_preempt00:10:131
1873299428,4cyclictest9-21ksoftirqd/020:00:240
138491420,0ptp4l401ktimersoftd/323:29:353
138491420,0ptp4l401ktimersoftd/320:48:083
18734994136,3cyclictest5746-21cron22:00:002
1873399419,4cyclictest25-21ksoftirqd/120:40:251
1873399418,7cyclictest25-21ksoftirqd/120:45:251
1873399418,4cyclictest25-21ksoftirqd/123:35:141
1873399417,8cyclictest25-21ksoftirqd/123:30:241
1873399417,8cyclictest25-21ksoftirqd/121:35:231
1873399417,7cyclictest25-21ksoftirqd/120:00:161
1873399417,7cyclictest25-21ksoftirqd/119:25:281
1873399416,9cyclictest25-21ksoftirqd/120:55:191
1873399416,8cyclictest25-21ksoftirqd/119:50:231
1873399415,6cyclictest25-21ksoftirqd/122:10:201
18733994136,3cyclictest25-21ksoftirqd/122:35:001
18733994125,5cyclictest25-21ksoftirqd/121:20:291
1873399412,3cyclictest15950-21kworker/1:220:25:221
18732994136,3cyclictest23478-21cron19:20:000
18735994035,3cyclictest15964-21cron20:10:003
18734994011,27cyclictest0-21swapper/221:15:342
1873399409,5cyclictest25-21ksoftirqd/122:55:151
1873399408,9cyclictest25-21ksoftirqd/121:15:221
1873399407,8cyclictest25-21ksoftirqd/123:00:251
1873399406,7cyclictest25-21ksoftirqd/123:45:141
1873399404,8cyclictest25-21ksoftirqd/123:05:151
1873399403,8cyclictest25-21ksoftirqd/119:20:291
18733994035,3cyclictest25-21ksoftirqd/119:19:591
18733994012,7cyclictest25-21ksoftirqd/100:05:131
18733994011,10cyclictest25-21ksoftirqd/123:15:001
18733994010,3cyclictest25-21ksoftirqd/119:35:291
1873399400,9cyclictest25-21ksoftirqd/122:45:231
1873399400,9cyclictest25-21ksoftirqd/122:45:231
1873299408,4cyclictest9-21ksoftirqd/023:35:150
18732994036,2cyclictest9-21ksoftirqd/022:15:000
18732994012,4cyclictest9-21ksoftirqd/023:45:140
18734993933,4cyclictest33-21ksoftirqd/223:59:172
18734993933,3cyclictest33-21ksoftirqd/221:40:012
18733993915,3cyclictest25-21ksoftirqd/119:30:251
1873399391,3cyclictest121rcu_preempt22:01:461
1873299397,4cyclictest9-21ksoftirqd/022:55:000
18732993934,3cyclictest9-21ksoftirqd/021:35:000
18732993933,3cyclictest9-21ksoftirqd/021:40:010
1873599386,8cyclictest19134-21df_inode20:15:133
18735993832,4cyclictest41-21ksoftirqd/323:02:463
18733993833,3cyclictest25-21ksoftirqd/120:20:261
18733993833,3cyclictest25-21ksoftirqd/120:20:261
18733993812,4cyclictest25-21ksoftirqd/120:00:001
18732993834,2cyclictest9-21ksoftirqd/000:40:000
18732993833,3cyclictest9-21ksoftirqd/022:20:010
1873299381,2cyclictest121rcu_preempt20:55:000
18734993732,3cyclictest33-21ksoftirqd/219:40:002
18734993731,4cyclictest33-21ksoftirqd/222:27:102
1873499370,36cyclictest6921-21kworker/2:222:06:472
1873499370,35cyclictest0-21swapper/221:05:332
1873399371,3cyclictest121rcu_preempt20:15:121
1873299373,4cyclictest28905-21grep23:50:150
18732993734,2cyclictest9-21ksoftirqd/019:40:000
18732993734,2cyclictest9-21ksoftirqd/019:15:000
1873299373,3cyclictest121rcu_preempt00:10:270
18732993731,3cyclictest9-21ksoftirqd/022:34:590
18732993731,3cyclictest9-21ksoftirqd/020:25:010
18732993731,3cyclictest9-21ksoftirqd/020:25:000
1873299372,4cyclictest9-21ksoftirqd/019:55:000
1873299372,4cyclictest9-21ksoftirqd/019:54:590
1873599368,16cyclictest16220-21grep00:30:153
18735993630,4cyclictest41-21ksoftirqd/323:53:453
18734993630,4cyclictest33-21ksoftirqd/220:42:352
18734993630,4cyclictest33-21ksoftirqd/200:01:312
18734993629,5cyclictest33-21ksoftirqd/223:26:042
1873399362,2cyclictest121rcu_preempt22:40:241
1873299366,4cyclictest9-21ksoftirqd/022:40:260
1873299366,3cyclictest9-21ksoftirqd/021:05:170
1873299365,3cyclictest9-21ksoftirqd/000:20:170
1873299363,3cyclictest9-21ksoftirqd/000:04:590
18732993631,3cyclictest9-21ksoftirqd/021:25:140
18732993630,4cyclictest9-21ksoftirqd/022:25:070
18732993630,4cyclictest9-21ksoftirqd/020:28:130
18732993623,3cyclictest9-21ksoftirqd/021:45:200
138491360,0ptp4l401ktimersoftd/323:57:233
18735993529,4cyclictest41-21ksoftirqd/323:06:193
18734993529,4cyclictest33-21ksoftirqd/223:52:582
18734993529,4cyclictest33-21ksoftirqd/219:15:302
18734993529,3cyclictest15810-21cron22:20:012
18732993531,3cyclictest9-21ksoftirqd/021:20:210
18732993531,3cyclictest9-21ksoftirqd/019:40:140
18732993531,2cyclictest9-21ksoftirqd/020:35:010
18732993530,3cyclictest9-21ksoftirqd/023:40:110
18732993530,3cyclictest9-21ksoftirqd/022:00:110
18732993530,3cyclictest9-21ksoftirqd/021:45:010
18732993530,3cyclictest9-21ksoftirqd/000:25:120
18732993529,4cyclictest9-21ksoftirqd/023:09:440
18732993529,4cyclictest9-21ksoftirqd/022:55:400
18732993529,4cyclictest9-21ksoftirqd/020:17:390
18732993529,4cyclictest9-21ksoftirqd/000:17:040
18732993529,4cyclictest9-21ksoftirqd/000:17:040
50798340,2rtkit-daemon0-21swapper/019:25:120
1928523429,2sleep341-21ksoftirqd/322:25:203
1873599346,14cyclictest9820-21ls00:15:213
1873599346,14cyclictest9820-21ls00:15:213
1873599343,15cyclictest18225-21/usr/sbin/munin23:30:153
18735993428,4cyclictest41-21ksoftirqd/323:42:053
18735993428,4cyclictest41-21ksoftirqd/321:55:583
18735993428,4cyclictest41-21ksoftirqd/319:44:113
18735993410,21cyclictest23140-21latency_hist21:30:013
18734993429,3cyclictest33-21ksoftirqd/220:20:122
18734993429,3cyclictest33-21ksoftirqd/220:20:112
18734993428,4cyclictest33-21ksoftirqd/222:49:412
18734993428,4cyclictest33-21ksoftirqd/222:49:402
18734993428,4cyclictest33-21ksoftirqd/222:35:192
18734993428,4cyclictest33-21ksoftirqd/221:29:172
18734993428,4cyclictest33-21ksoftirqd/221:24:402
18734993428,4cyclictest33-21ksoftirqd/221:01:092
18734993428,4cyclictest33-21ksoftirqd/220:17:082
18734993428,4cyclictest33-21ksoftirqd/219:45:002
18734993428,4cyclictest33-21ksoftirqd/200:28:542
18734993428,4cyclictest33-21ksoftirqd/200:22:452
1873299345,3cyclictest9-21ksoftirqd/021:55:240
18732993430,3cyclictest9-21ksoftirqd/023:25:000
18732993430,2cyclictest9-21ksoftirqd/021:00:170
18732993429,3cyclictest9-21ksoftirqd/023:10:130
18732993428,4cyclictest9-21ksoftirqd/023:16:420
18732993428,3cyclictest9-21ksoftirqd/000:05:200
18732993420,3cyclictest9-21ksoftirqd/000:30:220
18735993327,4cyclictest41-21ksoftirqd/319:25:023
18735993327,4cyclictest41-21ksoftirqd/300:36:413
18735993326,4cyclictest41-21ksoftirqd/319:46:043
18735993310,20cyclictest8430-21cat21:00:003
18734993329,2cyclictest33-21ksoftirqd/220:14:162
18734993328,3cyclictest33-21ksoftirqd/223:40:072
18734993328,3cyclictest33-21ksoftirqd/222:53:242
18734993327,4cyclictest33-21ksoftirqd/223:17:572
18734993327,4cyclictest33-21ksoftirqd/222:41:352
18734993327,4cyclictest33-21ksoftirqd/220:53:432
18734993327,4cyclictest33-21ksoftirqd/219:26:412
18734993327,3cyclictest33-21ksoftirqd/220:30:142
1873299333,3cyclictest9-21ksoftirqd/022:45:240
1873299333,3cyclictest9-21ksoftirqd/022:45:240
18732993329,3cyclictest9-21ksoftirqd/023:00:260
18732993329,3cyclictest9-21ksoftirqd/019:55:280
18732993328,3cyclictest9-21ksoftirqd/023:35:010
18732993328,3cyclictest9-21ksoftirqd/021:14:590
18732993328,2cyclictest9-21ksoftirqd/021:15:140
18732993327,4cyclictest9-21ksoftirqd/022:24:120
18732993327,4cyclictest9-21ksoftirqd/019:23:020
18732993318,4cyclictest9-21ksoftirqd/019:30:010
1873299331,5cyclictest0-21swapper/020:35:140
138491330,0ptp4l401ktimersoftd/322:54:553
1873599327,13cyclictest16201-21/usr/sbin/munin20:10:123
18735993226,4cyclictest41-21ksoftirqd/321:44:593
18734993227,3cyclictest33-21ksoftirqd/222:22:022
18734993226,4cyclictest33-21ksoftirqd/223:35:312
18734993226,4cyclictest33-21ksoftirqd/223:08:502
18734993226,4cyclictest33-21ksoftirqd/223:02:082
18734993226,4cyclictest33-21ksoftirqd/222:56:022
18734993226,4cyclictest33-21ksoftirqd/221:32:422
18734993226,4cyclictest33-21ksoftirqd/200:19:592
18734993226,4cyclictest33-21ksoftirqd/200:19:592
18732993228,2cyclictest9-21ksoftirqd/022:10:000
1873299322,4cyclictest31705-21if_enp4s020:40:170
18732993219,3cyclictest9-21ksoftirqd/020:10:140
18732993218,4cyclictest9-21ksoftirqd/020:05:220
1873599313,10cyclictest0-21swapper/321:10:263
18735993126,3cyclictest420-21rs:main3
18735993126,3cyclictest41-21ksoftirqd/300:14:403
18735993125,4cyclictest41-21ksoftirqd/323:13:163
18735993125,4cyclictest41-21ksoftirqd/321:18:553
18735993125,4cyclictest41-21ksoftirqd/320:53:153
18735993125,4cyclictest41-21ksoftirqd/319:33:453
18734993127,3cyclictest33-21ksoftirqd/219:46:212
18734993126,3cyclictest33-21ksoftirqd/219:51:472
18734993126,3cyclictest33-21ksoftirqd/219:51:462
18734993125,4cyclictest33-21ksoftirqd/220:35:062
18734993125,4cyclictest33-21ksoftirqd/219:59:472
18732993127,2cyclictest9-21ksoftirqd/021:50:140
18735993025,3cyclictest41-21ksoftirqd/323:17:003
18735993023,5cyclictest41-21ksoftirqd/320:01:493
1873599302,14cyclictest10918-21/usr/sbin/munin22:10:223
18734993025,3cyclictest33-21ksoftirqd/220:05:272
18734993025,3cyclictest33-21ksoftirqd/200:31:222
18734993024,4cyclictest33-21ksoftirqd/220:26:512
18734993024,4cyclictest33-21ksoftirqd/200:11:122
18734993024,4cyclictest33-21ksoftirqd/200:09:522
1873599294,13cyclictest8095-21ls19:50:263
1873599294,13cyclictest8095-21ls19:50:253
18735992923,4cyclictest41-21ksoftirqd/322:35:103
18735992923,4cyclictest41-21ksoftirqd/320:30:483
1873599292,16cyclictest0-21swapper/319:55:183
18734992925,3cyclictest33-21ksoftirqd/200:37:502
18734992924,3cyclictest33-21ksoftirqd/221:43:202
18734992924,3cyclictest33-21ksoftirqd/221:14:352
18734992924,3cyclictest33-21ksoftirqd/219:21:102
18734992923,4cyclictest33-21ksoftirqd/220:56:362
18734992923,4cyclictest33-21ksoftirqd/220:04:372
18732992924,3cyclictest9-21ksoftirqd/020:45:150
1873599283,17cyclictest0-21swapper/321:00:233
18735992822,4cyclictest41-21ksoftirqd/321:52:043
18734992823,3cyclictest33-21ksoftirqd/223:45:202
18735992723,3cyclictest41-21ksoftirqd/319:10:203
18735992722,3cyclictest41-21ksoftirqd/322:41:113
18735992720,4cyclictest9205-21irqrtprio22:05:203
1873599271,16cyclictest0-21swapper/319:35:173
18734992722,3cyclictest33-21ksoftirqd/223:30:222
18734992722,3cyclictest33-21ksoftirqd/223:13:232
18734992722,3cyclictest33-21ksoftirqd/220:49:272
18734992722,3cyclictest33-21ksoftirqd/219:30:342
18735992621,3cyclictest41-21ksoftirqd/300:25:423
1873599262,10cyclictest0-21swapper/322:30:233
18734992621,3cyclictest33-21ksoftirqd/221:46:522
18735992521,3cyclictest41-21ksoftirqd/322:55:223
18734992520,3cyclictest33-21ksoftirqd/222:01:242
18734992419,3cyclictest33-21ksoftirqd/222:30:562
18734992419,3cyclictest33-21ksoftirqd/222:15:002
18734992115,4cyclictest33-21ksoftirqd/221:52:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional