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2025-05-02 - 12:19
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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 all highest latencies:
System rackdslot1.osadl.org (updated Fri May 02, 2025 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2847191740,12ptp4l15794-21apt-get19:05:142
242542720,5sleep10-21swapper/100:00:201
18129997210,22cyclictest1834-21phc2sys00:20:260
1812999671,7cyclictest20590-21dump-pmu-power21:35:000
1812999671,7cyclictest20590-21dump-pmu-power21:35:000
18131996431,3cyclictest33-21ksoftirqd/222:30:192
18131996431,3cyclictest33-21ksoftirqd/222:30:192
18131996329,9cyclictest33-21ksoftirqd/222:20:002
2847191620,5ptp4l31648-21sed00:15:213
2847191620,3ptp4l18555-21cstates20:20:173
2847191610,4ptp4l0-21swapper/321:10:213
2847191610,4ptp4l0-21swapper/023:14:360
2847191610,3ptp4l17527-21ntp_states22:35:242
2847191600,4ptp4l0-21swapper/000:16:530
2847191590,4ptp4l0-21swapper/321:43:363
2847191590,3ptp4l0-21swapper/321:21:233
2847191580,4ptp4l0-21swapper/020:24:300
2847191580,3ptp4l0-21swapper/323:30:233
2847191580,3ptp4l0-21swapper/323:13:193
2847191570,4ptp4l0-21swapper/321:48:523
2847191570,4ptp4l0-21swapper/320:45:523
2847191570,4ptp4l0-21swapper/300:10:233
2847191570,4ptp4l0-21swapper/023:58:150
2847191560,4ptp4l0-21swapper/322:32:583
2847191560,4ptp4l0-21swapper/322:32:583
2847191560,4ptp4l0-21swapper/322:00:163
2847191560,4ptp4l0-21swapper/322:00:163
2847191560,4ptp4l0-21swapper/320:27:573
2847191560,4ptp4l0-21swapper/320:27:573
2847191560,3ptp4l0-21swapper/319:30:313
2847191550,4ptp4l4545-21taskset23:19:263
2847191550,4ptp4l0-21swapper/319:28:413
2847191550,4ptp4l0-21swapper/223:57:532
2847191550,3ptp4l0-21swapper/300:30:213
18131995526,5cyclictest33-21ksoftirqd/223:20:212
2847191540,4ptp4l0-21swapper/223:37:152
2847191540,4ptp4l0-21swapper/223:37:152
2847191540,4ptp4l0-21swapper/223:08:172
2847191540,4ptp4l0-21swapper/223:08:172
2847191540,3ptp4l0-21swapper/222:20:292
18131995422,7cyclictest33-21ksoftirqd/221:25:262
1813099540,2cyclictest14044-21df_inode20:10:181
2847191530,4ptp4l0-21swapper/323:49:443
2847191530,4ptp4l0-21swapper/321:30:583
2847191530,4ptp4l0-21swapper/321:30:583
2847191530,4ptp4l0-21swapper/300:21:353
2847191530,4ptp4l0-21swapper/300:09:043
2847191530,4ptp4l0-21swapper/300:00:213
2847191530,4ptp4l0-21swapper/222:12:492
2847191530,3ptp4l0-21swapper/322:40:303
2847191520,4ptp4l0-21swapper/321:06:153
2847191520,4ptp4l0-21swapper/319:35:223
2847191520,4ptp4l0-21swapper/219:39:152
2847191520,3ptp4l0-21swapper/322:15:263
2847191520,3ptp4l0-21swapper/321:54:513
2847191520,3ptp4l0-21swapper/223:44:562
18131995223,4cyclictest33-21ksoftirqd/220:02:392
2847191510,5ptp4l0-21swapper/322:51:443
2847191510,4ptp4l0-21swapper/321:04:233
2847191510,4ptp4l0-21swapper/320:02:553
2847191510,4ptp4l0-21swapper/319:48:143
2847191510,4ptp4l0-21swapper/319:43:273
2847191510,4ptp4l0-21swapper/319:12:563
2847191510,4ptp4l0-21swapper/319:07:563
2847191510,3ptp4l0-21swapper/322:28:023
2847191510,3ptp4l0-21swapper/321:57:273
2847191510,3ptp4l0-21swapper/220:17:372
18131995124,7cyclictest33-21ksoftirqd/221:45:012
18131995124,4cyclictest33-21ksoftirqd/200:30:252
18131995124,3cyclictest33-21ksoftirqd/200:20:302
18131995123,6cyclictest33-21ksoftirqd/200:35:232
152202510,1sleep215219-21sendmail_mailst21:20:312
2847191500,4ptp4l0-21swapper/323:58:183
2847191500,4ptp4l0-21swapper/323:50:533
2847191500,4ptp4l0-21swapper/323:21:533
2847191500,4ptp4l0-21swapper/320:43:353
2847191500,4ptp4l0-21swapper/221:19:142
2847191500,3ptp4l0-21swapper/323:02:383
2847191500,12ptp4l0-21swapper/323:43:443
18131995022,4cyclictest33-21ksoftirqd/220:44:432
18131995019,6cyclictest33-21ksoftirqd/219:40:352
2847191490,4ptp4l0-21swapper/320:13:493
2847191490,4ptp4l0-21swapper/319:23:493
18131994921,4cyclictest33-21ksoftirqd/223:46:232
18131994919,6cyclictest33-21ksoftirqd/219:20:152
18131994919,5cyclictest33-21ksoftirqd/220:45:222
18131994919,3cyclictest33-21ksoftirqd/200:15:132
18131994918,4cyclictest33-21ksoftirqd/219:30:202
2847191480,4ptp4l0-21swapper/320:58:313
2847191480,4ptp4l0-21swapper/320:53:113
2847191480,4ptp4l0-21swapper/122:49:021
2847191480,3ptp4l30497-21turbostat.cron00:15:012
2847191480,3ptp4l0-21swapper/322:58:033
2847191480,3ptp4l0-21swapper/321:26:483
18131994825,6cyclictest33-21ksoftirqd/200:00:232
18131994823,9cyclictest33-21ksoftirqd/221:45:162
18131994821,5cyclictest33-21ksoftirqd/220:50:302
18131994821,5cyclictest33-21ksoftirqd/220:05:482
18131994820,4cyclictest33-21ksoftirqd/219:26:032
18131994819,6cyclictest33-21ksoftirqd/223:10:162
18131994819,6cyclictest33-21ksoftirqd/221:54:592
18131994818,6cyclictest33-21ksoftirqd/200:25:192
18131994817,4cyclictest33-21ksoftirqd/221:00:012
2847191470,4ptp4l0-21swapper/322:36:413
18131994720,3cyclictest33-21ksoftirqd/222:46:292
18131994720,3cyclictest33-21ksoftirqd/222:40:522
18131994719,4cyclictest33-21ksoftirqd/219:45:192
18131994718,6cyclictest33-21ksoftirqd/223:50:252
18131994718,4cyclictest33-21ksoftirqd/220:29:182
18131994718,4cyclictest33-21ksoftirqd/220:29:172
18131994718,3cyclictest33-21ksoftirqd/219:16:442
18131994713,5cyclictest33-21ksoftirqd/200:05:162
2847191460,4ptp4l0-21swapper/120:06:551
2847191460,3ptp4l121rcu_preempt21:15:203
18131994619,5cyclictest33-21ksoftirqd/220:30:232
18131994619,3cyclictest33-21ksoftirqd/222:05:202
18131994618,3cyclictest33-21ksoftirqd/222:25:182
18131994618,3cyclictest33-21ksoftirqd/220:35:482
18131994618,3cyclictest33-21ksoftirqd/219:12:522
18131994616,4cyclictest33-21ksoftirqd/221:05:222
2847191450,5ptp4l6968-21apt-get22:15:140
2847191450,3ptp4l0-21swapper/320:07:333
18131994521,6cyclictest33-21ksoftirqd/221:30:312
18131994521,6cyclictest33-21ksoftirqd/221:30:312
18131994516,4cyclictest33-21ksoftirqd/223:31:072
2847191440,4ptp4l7166-21apt-get23:25:140
2847191440,4ptp4l24177-21irqstats22:50:210
2847191440,4ptp4l24114-21ls20:30:210
2847191440,4ptp4l0-21swapper/320:36:023
2847191440,4ptp4l0-21swapper/020:50:290
2847191430,6ptp4l3501-21meminfo23:15:220
2847191430,5ptp4l0-21swapper/021:45:220
2847191430,5ptp4l0-21swapper/019:15:200
2847191430,4ptp4l0-21swapper/322:48:003
2847191430,4ptp4l0-21swapper/020:45:180
2847191430,3ptp4l21021-21apt-get22:45:120
2847191430,3ptp4l0-21swapper/120:26:131
2847191430,3ptp4l0-21swapper/120:26:131
2847191430,10ptp4l0-21swapper/320:15:563
1813199437,5cyclictest33-21ksoftirqd/222:00:252
1813199437,5cyclictest33-21ksoftirqd/222:00:252
18131994319,7cyclictest33-21ksoftirqd/220:10:312
18131994319,4cyclictest33-21ksoftirqd/219:50:222
18131994318,4cyclictest33-21ksoftirqd/223:15:272
18131994315,4cyclictest33-21ksoftirqd/220:24:092
18131994312,5cyclictest33-21ksoftirqd/223:00:152
1813199430,6cyclictest33-21ksoftirqd/221:10:222
1813099430,3cyclictest598-21acpi00:20:141
2847191420,9ptp4l0-21swapper/322:07:583
2847191420,5ptp4l9-21ksoftirqd/022:25:220
2847191420,5ptp4l1812999cyclictest00:00:150
2847191420,4ptp4l2376-21apt-get22:05:160
2847191420,4ptp4l0-21swapper/320:32:153
2847191420,3ptp4l0-21swapper/322:14:123
18131994213,5cyclictest33-21ksoftirqd/219:55:212
18131994212,6cyclictest33-21ksoftirqd/221:35:182
18131994212,4cyclictest33-21ksoftirqd/222:54:592
2847191410,6ptp4l30187-21sshd00:11:340
2847191410,5ptp4l0-21swapper/122:10:261
2847191410,5ptp4l0-21swapper/021:00:330
2847191410,5ptp4l0-21swapper/020:35:270
2847191410,5ptp4l0-21swapper/020:05:180
2847191410,5ptp4l0-21swapper/019:14:210
2847191410,4ptp4l8596-21ls23:25:273
2847191410,4ptp4l7183-21iostat_ios19:55:220
2847191410,4ptp4l5795-21ntp_states22:10:220
2847191410,4ptp4l28037-21/usr/sbin/munin20:40:210
2847191410,4ptp4l26479-21memory20:35:211
2847191410,4ptp4l14323-21hddtemp_smartct22:30:180
2847191410,4ptp4l14323-21hddtemp_smartct22:30:180
2847191410,4ptp4l0-21swapper/323:36:283
2847191410,4ptp4l0-21swapper/323:36:283
2847191410,4ptp4l0-21swapper/319:53:133
2847191410,4ptp4l0-21swapper/223:29:062
2847191410,4ptp4l0-21swapper/119:30:151
2847191410,4ptp4l0-21swapper/023:50:240
2847191410,4ptp4l0-21swapper/023:47:120
2847191410,4ptp4l0-21swapper/021:10:180
2847191410,4ptp4l0-21swapper/019:50:160
2847191410,4ptp4l0-21swapper/000:30:240
2847191410,10ptp4l0-21swapper/321:38:413
1813199417,5cyclictest33-21ksoftirqd/221:55:202
2847191400,5ptp4l30469-21cut21:55:170
2847191400,5ptp4l0-21swapper/119:35:141
2847191400,5ptp4l0-21swapper/119:29:251
2847191400,5ptp4l0-21swapper/019:37:090
2847191400,5ptp4l0-21swapper/019:25:370
2847191400,5ptp4l0-21swapper/019:21:510
2847191400,4ptp4l0-21swapper/300:36:363
2847191400,4ptp4l0-21swapper/121:15:241
2847191400,4ptp4l0-21swapper/023:44:240
2847191400,4ptp4l0-21swapper/023:30:120
2847191400,4ptp4l0-21swapper/023:07:410
2847191400,4ptp4l0-21swapper/023:07:410
2847191400,4ptp4l0-21swapper/023:00:250
2847191400,4ptp4l0-21swapper/022:58:160
2847191400,4ptp4l0-21swapper/022:41:180
2847191400,4ptp4l0-21swapper/022:35:270
2847191400,4ptp4l0-21swapper/022:24:240
2847191400,4ptp4l0-21swapper/021:52:220
2847191400,4ptp4l0-21swapper/021:43:540
2847191400,4ptp4l0-21swapper/021:36:540
2847191400,4ptp4l0-21swapper/021:20:170
2847191400,4ptp4l0-21swapper/021:15:230
2847191400,4ptp4l0-21swapper/021:08:290
2847191400,4ptp4l0-21swapper/020:04:110
2847191400,4ptp4l0-21swapper/019:30:200
2847191400,4ptp4l0-21swapper/000:25:200
2847191400,4ptp4l0-21swapper/000:09:100
2847191400,3ptp4l9290-21apt-get22:20:123
2847191400,3ptp4l6210-21mailstats23:20:280
2847191400,3ptp4l0-21swapper/319:57:513
2847191390,4ptp4l22056-21wc20:25:280
2847191390,4ptp4l22056-21wc20:25:280
2847191390,4ptp4l0-21swapper/323:08:343
2847191390,4ptp4l0-21swapper/323:08:333
2847191390,4ptp4l0-21swapper/319:18:453
2847191390,4ptp4l0-21swapper/300:25:133
2847191390,4ptp4l0-21swapper/123:15:541
2847191390,4ptp4l0-21swapper/121:54:271
2847191390,4ptp4l0-21swapper/121:45:501
2847191390,4ptp4l0-21swapper/121:33:561
2847191390,4ptp4l0-21swapper/121:33:561
2847191390,4ptp4l0-21swapper/120:34:011
2847191390,4ptp4l0-21swapper/119:44:511
2847191390,4ptp4l0-21swapper/119:23:361
2847191390,4ptp4l0-21swapper/119:14:311
2847191390,4ptp4l0-21swapper/100:25:141
2847191390,4ptp4l0-21swapper/022:00:530
2847191390,4ptp4l0-21swapper/022:00:530
2847191390,4ptp4l0-21swapper/021:25:060
2847191390,4ptp4l0-21swapper/020:55:360
2847191390,4ptp4l0-21swapper/020:10:250
2847191390,4ptp4l0-21swapper/019:45:290
2847191390,4ptp4l0-21swapper/019:40:230
2847191390,4ptp4l0-21swapper/000:35:180
2847191390,3ptp4l0-21swapper/221:00:312
2847191390,3ptp4l0-21swapper/023:35:090
2847191390,3ptp4l0-21swapper/023:35:090
18131993914,3cyclictest33-21ksoftirqd/222:55:142
1813099391,25cyclictest2849691phc2sys22:05:171
2847191380,5ptp4l0-21swapper/100:36:351
2847191380,5ptp4l0-21swapper/020:15:200
2847191380,4ptp4l0-21swapper/123:57:281
2847191380,4ptp4l0-21swapper/123:45:241
2847191380,4ptp4l0-21swapper/123:05:441
2847191380,4ptp4l0-21swapper/123:05:441
2847191380,4ptp4l0-21swapper/122:57:411
2847191380,4ptp4l0-21swapper/122:04:031
2847191380,4ptp4l0-21swapper/122:04:031
2847191380,4ptp4l0-21swapper/121:55:221
2847191380,4ptp4l0-21swapper/121:40:441
2847191380,4ptp4l0-21swapper/121:36:541
2847191380,4ptp4l0-21swapper/121:23:111
2847191380,4ptp4l0-21swapper/121:10:201
2847191380,4ptp4l0-21swapper/120:20:211
2847191380,4ptp4l0-21swapper/100:31:061
2847191380,3ptp4l0-21swapper/123:42:111
2847191380,3ptp4l0-21swapper/123:25:151
2847191380,3ptp4l0-21swapper/122:54:441
2847191380,3ptp4l0-21swapper/122:37:031
2847191380,3ptp4l0-21swapper/121:26:431
2847191380,3ptp4l0-21swapper/100:08:371
2847191370,4ptp4l0-21swapper/123:20:151
2847191370,4ptp4l0-21swapper/122:34:351
2847191370,4ptp4l0-21swapper/122:34:351
2847191370,4ptp4l0-21swapper/119:50:181
2847191370,3ptp4l0-21swapper/123:36:411
2847191370,3ptp4l0-21swapper/123:36:411
2847191370,3ptp4l0-21swapper/123:33:481
2847191370,3ptp4l0-21swapper/123:12:231
2847191370,3ptp4l0-21swapper/123:00:301
2847191370,3ptp4l0-21swapper/122:25:131
2847191370,3ptp4l0-21swapper/122:22:021
2847191370,3ptp4l0-21swapper/122:19:011
2847191370,3ptp4l0-21swapper/121:09:201
2847191370,3ptp4l0-21swapper/120:50:441
2847191370,3ptp4l0-21swapper/120:02:071
2847191370,3ptp4l0-21swapper/119:47:401
2847191370,3ptp4l0-21swapper/100:15:031
1813099371,3cyclictest21418-21memory19:15:231
2847191360,4ptp4l0-21swapper/100:10:221
2847191360,3ptp4l0-21swapper/122:43:041
2847191360,3ptp4l0-21swapper/121:01:171
2847191360,3ptp4l0-21swapper/120:46:181
2847191360,3ptp4l0-21swapper/119:56:031
2847191350,3ptp4l0-21swapper/120:15:411
2847191340,3ptp4l0-21swapper/123:54:391
2847191340,3ptp4l0-21swapper/120:44:041
1813099280,1cyclictest0-21swapper/120:55:261
160032215,10sleep10-21swapper/119:05:161
157992205,7sleep00-21swapper/019:05:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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