You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-09-17 - 00:43
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 100 highest latencies:
System rack1slot1.osadl.org (updated Tue Sep 16, 2025 12:45:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
193482234157,26sleep20-21swapper/207:05:262
196362220153,44sleep00-21swapper/007:09:090
193592206151,21sleep10-21swapper/107:05:331
193982202163,26sleep30-21swapper/307:06:023
21022650,0sleep10-21swapper/111:46:051
240652600,0sleep312647-21diskmemload12:15:233
280872190,1sleep028086-21sed08:30:230
19813991513,1cyclictest8176-21apt-get09:00:123
19813991513,1cyclictest27766-21apt-get07:25:113
19813991513,1cyclictest16400-21open_files09:55:193
19813991512,2cyclictest6913-21grep11:10:163
19813991412,1cyclictest8017-21date09:00:003
19813991411,2cyclictest28804-21awk10:55:203
196202140,0sleep30-21swapper/312:10:183
1981399135,7cyclictest12647-21diskmemload09:30:173
19813991312,1cyclictest5120-21ssh11:07:353
19813991312,1cyclictest24207-21ssh10:05:223
19813991312,1cyclictest0-21swapper/307:45:183
19813991311,1cyclictest17051-21aten_r1power_fr08:10:133
19813991311,1cyclictest15347-21ssh10:37:473
19813991311,1cyclictest0-21swapper/310:10:223
19813991310,2cyclictest14325-21df_inode11:20:153
19813991310,2cyclictest12879-21fschecks_time08:00:143
19813991310,2cyclictest1167-21switchtime09:35:213
1981399125,6cyclictest14048-21nscd10:32:463
1981399124,1cyclictest8665-21awk07:50:173
1981399123,1cyclictest32111-21hwlatdetect11:00:173
1981399123,1cyclictest30665-21ssh11:41:083
1981399123,1cyclictest25057-21aten_r1power_vo11:35:133
1981399122,9cyclictest23047-21ssh11:30:313
1981399122,1cyclictest3731-21runrttasks12:32:533
1981399122,1cyclictest3731-21runrttasks12:32:523
19813991211,1cyclictest786-21fw_packets11:45:163
19813991211,1cyclictest12647-21diskmemload11:55:373
19813991211,1cyclictest12647-21diskmemload11:51:363
19813991211,1cyclictest12647-21diskmemload11:25:413
19813991211,1cyclictest12647-21diskmemload10:40:133
19813991211,1cyclictest12647-21diskmemload10:15:533
19813991211,1cyclictest12647-21diskmemload10:00:113
19813991211,1cyclictest12647-21diskmemload09:14:143
19813991211,1cyclictest0-21swapper/309:25:083
19813991211,1cyclictest0-21swapper/308:05:133
19813991211,1cyclictest0-21swapper/307:10:163
19813991210,1cyclictest25987-21apt-get12:20:133
19813991210,1cyclictest0-21swapper/309:48:203
19804991210,1cyclictest28-21ksoftirqd/207:50:002
1978499129,2cyclictest9-21ksoftirqd/012:00:150
19784991211,1cyclictest9-21ksoftirqd/012:35:170
19784991211,1cyclictest9-21ksoftirqd/010:35:160
19784991210,1cyclictest742-21runrttasks09:24:400
1981399113,7cyclictest21718-21apt-get08:20:123
1981399112,8cyclictest3604-21sh09:40:063
1981399112,6cyclictest9897-21apt-get07:55:123
1981399112,1cyclictest32674-21apt-get07:35:093
1981399112,1cyclictest26658-21ssh10:53:223
19813991110,1cyclictest12647-21diskmemload11:19:523
19813991110,1cyclictest12647-21diskmemload10:25:403
19813991110,1cyclictest12647-21diskmemload10:24:103
19813991110,1cyclictest12647-21diskmemload09:16:003
19813991110,1cyclictest0-21swapper/312:25:013
19813991110,1cyclictest0-21swapper/309:23:223
1981399111,9cyclictest12647-21diskmemload12:36:193
19804991110,1cyclictest0-21swapper/211:30:262
19804991110,0cyclictest0-21swapper/209:45:012
19784991110,1cyclictest9-21ksoftirqd/011:20:130
1981399109,1cyclictest12647-21diskmemload12:02:093
1981399109,1cyclictest0-21swapper/307:20:203
1981399108,1cyclictest12647-21diskmemload09:52:233
1981399107,2cyclictest3955-21diskstats08:50:153
1981399102,6cyclictest0-21swapper/310:45:203
1981399102,1cyclictest12647-21diskmemload12:05:293
1980499109,1cyclictest28-21ksoftirqd/209:52:512
1980499109,1cyclictest28-21ksoftirqd/208:55:002
1980499109,1cyclictest28-21ksoftirqd/208:35:122
1980499109,1cyclictest28-21ksoftirqd/207:10:012
19804991010,0cyclictest28-21ksoftirqd/209:35:162
1978499109,1cyclictest9-21ksoftirqd/009:50:010
1978499109,1cyclictest9-21ksoftirqd/008:25:000
1978499108,1cyclictest9-21ksoftirqd/007:35:010
19784991010,0cyclictest9-21ksoftirqd/010:50:130
1978499100,6cyclictest6592sleep010:17:580
198139991,8cyclictest35-21ksoftirqd/309:05:213
198139991,8cyclictest35-21ksoftirqd/308:45:003
198139991,8cyclictest35-21ksoftirqd/308:40:013
198139991,8cyclictest35-21ksoftirqd/308:35:043
198139991,8cyclictest35-21ksoftirqd/308:30:053
198139991,8cyclictest35-21ksoftirqd/308:25:053
198139991,8cyclictest35-21ksoftirqd/308:15:053
198139991,8cyclictest35-21ksoftirqd/307:30:083
198139991,8cyclictest35-21ksoftirqd/307:15:023
198139991,0cyclictest35-21ksoftirqd/307:40:063
198049999,0cyclictest28-21ksoftirqd/209:45:012
198049999,0cyclictest0-21swapper/212:18:232
198049998,1cyclictest28-21ksoftirqd/210:30:152
198049993,6cyclictest10468-21kworker/2:011:13:192
197849999,0cyclictest9-21ksoftirqd/010:55:170
197849998,1cyclictest9-21ksoftirqd/011:40:130
197849998,1cyclictest9-21ksoftirqd/010:50:000
197849998,1cyclictest9-21ksoftirqd/009:50:120
197849998,0cyclictest9-21ksoftirqd/012:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional