You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-23 - 04:04
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 Thu Apr 23, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
993921720,6sleep11367499cyclictest23:40:171
274421310,7sleep31367799cyclictest21:05:133
21942740,4sleep12197-21latency_hist22:15:001
134491680,24ptp4l26469-21ls20:45:203
1367499673,62cyclictest12384-21kworker/1:120:36:281
134491670,4ptp4l0-21swapper/021:35:200
1367499651,61cyclictest30836-21diskstats00:25:151
13674996510,19cyclictest28763-21tail19:40:241
75172640,5sleep09-21ksoftirqd/023:35:140
1367499641,60cyclictest3029-21iostat_ios22:15:181
1367499641,59cyclictest17515-21ntp_states21:35:221
1367499640,24cyclictest32347-21chrt23:19:191
134491620,4ptp4l25345-21mandb00:11:091
134491620,4ptp4l0-21swapper/200:08:082
1367499611,21cyclictest18079-21latency_hist20:30:011
1367499610,58cyclictest6043-21ntp_states23:30:241
1367499600,22cyclictest29487-21ls22:00:281
134491600,8ptp4l13007-21taskset19:07:063
1367499592,18cyclictest0-21swapper/123:10:001
134491580,4ptp4l0-21swapper/321:30:213
134491580,3ptp4l0-21swapper/219:27:342
134491580,3ptp4l0-21swapper/021:15:230
134491580,10ptp4l0-21swapper/019:10:200
1367499564,18cyclictest134491ptp4l23:55:241
1367499560,28cyclictest31862-21seq19:49:091
1367499560,25cyclictest1507-21seq19:50:581
134491560,4ptp4l0-21swapper/223:48:432
134491560,11ptp4l0-21swapper/321:27:223
1367499550,51cyclictest19559-21/usr/sbin/munin21:40:191
1367499550,16cyclictest134491ptp4l00:05:231
134491550,3ptp4l0-21swapper/219:17:302
134491550,18ptp4l0-21swapper/321:50:293
1367499542,22cyclictest0-21swapper/100:15:041
1367499540,51cyclictest1301-21snmpd21:09:191
1367499540,25cyclictest16199-21chrt23:54:291
1367499540,14cyclictest134491ptp4l23:25:001
134491540,4ptp4l0-21swapper/021:57:040
134491540,3ptp4l0-21swapper/322:55:303
134491540,3ptp4l0-21swapper/221:25:152
1367499530,30cyclictest27022-21seq19:36:131
134491530,4ptp4l0-21swapper/322:40:213
134491530,4ptp4l0-21swapper/000:20:340
1367599522,4cyclictest33-21ksoftirqd/219:25:002
1367599522,4cyclictest33-21ksoftirqd/219:25:002
13673995236,5cyclictest9-21ksoftirqd/019:35:000
134491520,4ptp4l0-21swapper/223:51:252
134491520,4ptp4l0-21swapper/223:06:212
134491520,4ptp4l0-21swapper/023:25:560
134491520,3ptp4l0-21swapper/021:46:480
64062510,3sleep00-21swapper/021:10:280
13675995137,12cyclictest33-21ksoftirqd/221:00:002
13675995122,4cyclictest33-21ksoftirqd/220:41:412
134491510,4ptp4l0-21swapper/320:04:133
13677995014,6cyclictest41-21ksoftirqd/300:00:163
134491500,4ptp4l0-21swapper/222:15:412
134491500,4ptp4l0-21swapper/019:38:220
134491500,3ptp4l0-21swapper/320:31:593
134491500,3ptp4l0-21swapper/221:53:172
134491500,30ptp4l0-21swapper/220:49:242
134491500,10ptp4l11464-21fschecks_count19:05:141
1367499490,46cyclictest28625-21iostat_ios23:10:171
1367499490,28cyclictest15937-21taskset22:43:021
1367399494,7cyclictest134491ptp4l23:00:190
134491490,5ptp4l0-21swapper/221:55:412
134491490,4ptp4l1367599cyclictest21:12:372
134491490,4ptp4l0-21swapper/222:28:242
134491490,4ptp4l0-21swapper/219:37:062
134491490,4ptp4l0-21swapper/022:32:170
134491490,3ptp4l0-21swapper/322:49:163
99922480,3sleep10-21swapper/120:10:191
13677994834,4cyclictest41-21ksoftirqd/323:23:453
13677994834,4cyclictest41-21ksoftirqd/323:16:583
1367599485,5cyclictest33-21ksoftirqd/220:35:422
1367599485,3cyclictest33-21ksoftirqd/200:15:252
1367599483,5cyclictest33-21ksoftirqd/200:03:232
1367599480,2cyclictest121rcu_preempt00:26:142
1367499480,25cyclictest13733-21chrt21:28:381
134491480,4ptp4l0-21swapper/220:34:192
134491480,3ptp4l0-21swapper/222:03:052
134491480,3ptp4l0-21swapper/221:32:422
1367599472,4cyclictest33-21ksoftirqd/222:46:332
1367599472,3cyclictest121rcu_preempt23:23:452
1367599470,4cyclictest33-21ksoftirqd/221:00:282
1367499470,44cyclictest11622-21df_abs20:15:141
1367499470,24cyclictest11298-21runrttasks21:22:401
13673994732,5cyclictest9-21ksoftirqd/023:55:180
13673994729,6cyclictest9-21ksoftirqd/023:50:010
134491470,8ptp4l11350-21apt-get20:15:112
134491470,4ptp4l1367599cyclictest22:12:332
134491470,4ptp4l0-21swapper/222:24:282
134491470,10ptp4l0-21swapper/322:10:293
13677994631,4cyclictest41-21ksoftirqd/320:25:283
1367599461,9cyclictest33-21ksoftirqd/223:05:012
1367499460,21cyclictest5928-21ntpq21:10:231
134491460,4ptp4l0-21swapper/019:57:270
134491460,3ptp4l0-21swapper/322:21:503
134491460,3ptp4l0-21swapper/322:00:553
13677994531,4cyclictest41-21ksoftirqd/320:40:283
1367599455,3cyclictest33-21ksoftirqd/222:05:242
1367599452,2cyclictest121rcu_preempt00:36:202
1367599452,2cyclictest121rcu_preempt00:36:202
1367599450,2cyclictest121rcu_preempt23:16:582
13673994540,3cyclictest9-21ksoftirqd/020:20:000
13673994540,3cyclictest9-21ksoftirqd/000:36:200
13673994540,3cyclictest9-21ksoftirqd/000:36:200
13673994529,5cyclictest9-21ksoftirqd/000:10:260
134491450,4ptp4l0-21swapper/323:04:463
134491450,4ptp4l0-21swapper/300:23:123
134491450,4ptp4l0-21swapper/221:23:272
134491450,10ptp4l0-21swapper/200:23:102
13677994430,6cyclictest41-21ksoftirqd/319:45:263
13677994427,7cyclictest41-21ksoftirqd/300:25:593
1367799441,2cyclictest121rcu_preempt23:35:283
1367599444,3cyclictest33-21ksoftirqd/222:30:222
1367599442,3cyclictest33-21ksoftirqd/220:00:192
1367499442,20cyclictest0-21swapper/120:05:191
13674994414,29cyclictest12384-21kworker/1:119:18:091
1367499440,24cyclictest22376-21seq19:25:301
1367499440,24cyclictest13643-21seq22:38:221
134491440,9ptp4l0-21swapper/222:35:482
134491440,6ptp4l0-21swapper/223:40:132
134491440,5ptp4l24143-21irqstats21:50:190
134491440,5ptp4l0-21swapper/019:05:100
134491440,3ptp4l0-21swapper/123:29:551
134491440,3ptp4l0-21swapper/022:11:280
134491440,3ptp4l0-21swapper/020:29:230
13677994332,3cyclictest41-21ksoftirqd/300:36:203
13677994332,3cyclictest41-21ksoftirqd/300:36:203
1367599437,3cyclictest33-21ksoftirqd/221:35:132
1367599435,3cyclictest33-21ksoftirqd/222:55:262
1367599435,3cyclictest33-21ksoftirqd/200:35:002
1367599434,3cyclictest33-21ksoftirqd/219:45:142
13675994339,2cyclictest33-21ksoftirqd/223:40:002
1367599431,2cyclictest121rcu_preempt20:25:282
1367599430,4cyclictest33-21ksoftirqd/222:54:062
1367499438,22cyclictest20437-21seq22:51:501
13674994311,20cyclictest8988-21seq23:36:271
1367499430,22cyclictest13580-21runrttasks23:45:291
13673994328,4cyclictest9-21ksoftirqd/020:50:150
13673994327,7cyclictest9-21ksoftirqd/022:25:000
13673994327,7cyclictest9-21ksoftirqd/020:20:190
13673994325,8cyclictest9-21ksoftirqd/000:00:160
134491430,9ptp4l0-21swapper/223:26:502
134491430,9ptp4l0-21swapper/219:11:472
134491430,9ptp4l0-21swapper/020:33:450
134491430,4ptp4l30528-21apt-get00:25:120
134491430,4ptp4l0-21swapper/221:42:592
134491430,3ptp4l13735-21apt-get20:20:112
13677994230,4cyclictest41-21ksoftirqd/322:30:283
13677994229,6cyclictest41-21ksoftirqd/300:05:153
13677994229,3cyclictest41-21ksoftirqd/321:10:383
13677994228,7cyclictest41-21ksoftirqd/320:55:213
13677994228,7cyclictest41-21ksoftirqd/300:15:153
13677994227,7cyclictest41-21ksoftirqd/322:50:213
13677994227,7cyclictest41-21ksoftirqd/320:50:133
1367499420,25cyclictest6797-21seq22:24:421
1367499420,24cyclictest6282-21seq20:02:161
1367499420,23cyclictest31984-21seq22:06:321
13673994227,5cyclictest9-21ksoftirqd/022:40:290
13673994227,5cyclictest9-21ksoftirqd/021:30:260
13673994226,7cyclictest9-21ksoftirqd/020:09:510
13673994226,5cyclictest9-21ksoftirqd/022:05:160
134491420,9ptp4l0-21swapper/322:07:393
134491420,9ptp4l0-21swapper/223:14:242
134491420,9ptp4l0-21swapper/219:59:092
134491420,8ptp4l0-21swapper/223:55:502
134491420,5ptp4l0-21swapper/100:20:281
134491420,5ptp4l0-21swapper/022:15:130
134491420,5ptp4l0-21swapper/020:10:140
134491420,4ptp4l3553-21ls21:05:210
134491420,4ptp4l31165-21ntp_states20:55:240
134491420,4ptp4l28865-21ntp_states20:50:211
134491420,4ptp4l27743-21apt-get20:50:112
134491420,4ptp4l2095-21apt-get19:55:141
134491420,4ptp4l16918-21irqstats19:15:180
134491420,4ptp4l0-21swapper/023:10:090
134491420,10ptp4l9-21ksoftirqd/022:46:530
13677994135,3cyclictest41-21ksoftirqd/322:00:003
13677994129,3cyclictest41-21ksoftirqd/322:27:293
13677994128,4cyclictest41-21ksoftirqd/321:15:203
13677994127,7cyclictest41-21ksoftirqd/323:45:173
13677994127,7cyclictest41-21ksoftirqd/320:05:243
13677994127,6cyclictest41-21ksoftirqd/323:50:223
13677994127,6cyclictest41-21ksoftirqd/322:15:143
13677994126,4cyclictest41-21ksoftirqd/323:40:283
13675994136,3cyclictest33-21ksoftirqd/221:45:172
13675994136,3cyclictest33-21ksoftirqd/221:20:002
1367599411,2cyclictest121rcu_preempt00:11:152
1367499410,38cyclictest22123-21ntp_states21:45:221
1367499410,23cyclictest15541-21seq20:22:021
1367499410,21cyclictest24700-21seq19:30:521
13673994137,2cyclictest9-21ksoftirqd/022:40:000
13673994136,3cyclictest9-21ksoftirqd/023:00:010
13673994136,3cyclictest9-21ksoftirqd/022:03:210
134491410,9ptp4l0-21swapper/000:15:440
134491410,6ptp4l0-21swapper/219:08:562
134491410,5ptp4l8015-21ps20:05:242
134491410,5ptp4l560-21/usr/sbin/munin21:00:171
134491410,5ptp4l0-21swapper/120:40:141
134491410,5ptp4l0-21swapper/120:30:271
134491410,5ptp4l0-21swapper/021:40:280
134491410,5ptp4l0-21swapper/020:00:290
134491410,4ptp4l9738-21df_inode21:20:130
134491410,4ptp4l17346-21memory21:35:193
134491410,4ptp4l16775-21hddtemp_smartct22:45:161
134491410,4ptp4l14082-21diskstats19:10:131
134491410,4ptp4l1367799cyclictest00:30:063
134491410,4ptp4l0-21swapper/023:20:130
134491410,3ptp4l7116-21apt-get21:15:131
134491410,3ptp4l356-21apt-get00:30:120
13677994028,3cyclictest41-21ksoftirqd/300:11:153
13677994026,6cyclictest41-21ksoftirqd/319:40:013
13677994025,8cyclictest41-21ksoftirqd/319:18:353
13677994025,6cyclictest41-21ksoftirqd/319:32:493
1367499402,17cyclictest0-21swapper/100:00:141
13673994025,6cyclictest9-21ksoftirqd/023:30:160
13673994022,8cyclictest9-21ksoftirqd/021:00:260
134491400,5ptp4l31354-21mailstats20:55:261
134491400,5ptp4l0-21swapper/319:55:243
134491400,4ptp4l25451-21apt-get20:45:111
134491400,4ptp4l22057-21ntp_states22:55:231
134491400,4ptp4l18601-21df19:20:120
134491400,4ptp4l18601-21df19:20:120
134491400,4ptp4l12091-21df_inode21:25:140
134491400,4ptp4l0-21swapper/123:00:161
134491400,4ptp4l0-21swapper/122:30:051
134491400,4ptp4l0-21swapper/100:35:141
134491400,4ptp4l0-21swapper/100:35:141
134491400,4ptp4l0-21swapper/023:44:540
134491400,4ptp4l0-21swapper/023:15:110
134491400,4ptp4l0-21swapper/023:05:100
134491400,4ptp4l0-21swapper/020:44:160
134491400,4ptp4l0-21swapper/019:53:170
134491400,4ptp4l0-21swapper/019:45:170
13677993934,3cyclictest41-21ksoftirqd/323:10:183
13677993934,3cyclictest41-21ksoftirqd/321:20:173
13677993934,3cyclictest41-21ksoftirqd/319:25:193
13677993934,3cyclictest15800-21ls20:25:003
13677993924,7cyclictest41-21ksoftirqd/320:15:163
1367599398,9cyclictest33-21ksoftirqd/219:30:192
13675993935,2cyclictest33-21ksoftirqd/219:43:002
134491390,4ptp4l25893-21df_inode21:55:141
134491390,4ptp4l0-21swapper/321:48:033
134491390,4ptp4l0-21swapper/320:10:083
134491390,4ptp4l0-21swapper/223:30:362
134491390,4ptp4l0-21swapper/222:40:202
134491390,4ptp4l0-21swapper/221:06:452
134491390,4ptp4l0-21swapper/219:54:492
134491390,4ptp4l0-21swapper/122:25:141
134491390,4ptp4l0-21swapper/121:30:471
134491390,4ptp4l0-21swapper/023:50:180
134491390,3ptp4l27331-21ls23:05:273
134491390,3ptp4l21107-21apt-get00:05:120
1367799384,3cyclictest121rcu_preempt23:28:003
13677993825,6cyclictest41-21ksoftirqd/321:00:243
13677993824,7cyclictest41-21ksoftirqd/319:50:163
1367799380,3cyclictest121rcu_preempt20:35:253
13673993833,3cyclictest9-21ksoftirqd/019:45:000
13673993821,8cyclictest9-21ksoftirqd/019:25:260
134491380,4ptp4l0-21swapper/321:40:113
134491380,4ptp4l0-21swapper/319:41:263
134491380,4ptp4l0-21swapper/319:21:543
134491380,4ptp4l0-21swapper/319:21:543
134491380,4ptp4l0-21swapper/121:50:251
134491380,4ptp4l0-21swapper/119:20:241
134491380,4ptp4l0-21swapper/119:20:241
134491380,4ptp4l0-21swapper/100:30:071
134491380,4ptp4l0-21swapper/022:50:180
134491380,4ptp4l0-21swapper/020:45:230
134491380,4ptp4l0-21swapper/020:37:040
134491380,3ptp4l0-21swapper/022:25:160
13677993732,3cyclictest41-21ksoftirqd/323:55:273
13677993723,6cyclictest41-21ksoftirqd/323:30:153
134491370,3ptp4l0-21swapper/220:11:132
13677993620,7cyclictest41-21ksoftirqd/322:35:173
13677993619,7cyclictest41-21ksoftirqd/319:10:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional