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2025-12-08 - 20:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot1.osadl.org (updated Mon Dec 08, 2025 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1706421380,3sleep20-21swapper/211:33:532
1706421380,3sleep20-21swapper/211:33:532
2199221000,4sleep2542-21snmpd10:20:542
2199221000,4sleep2542-21snmpd10:20:542
243632930,3sleep20-21swapper/209:42:532
214702840,3sleep10-21swapper/110:19:571
214702840,3sleep10-21swapper/110:19:571
177792820,9sleep333-21ksoftirqd/308:31:203
177792820,9sleep333-21ksoftirqd/308:31:203
314822740,3sleep10-21swapper/111:51:121
314822740,3sleep10-21swapper/111:51:121
91142730,3sleep30-21swapper/311:24:213
91142730,3sleep30-21swapper/311:24:213
150142720,2sleep10-21swapper/111:31:151
150142720,2sleep10-21swapper/111:31:151
38692700,7sleep2261rcuc/210:36:222
38692700,7sleep2261rcuc/210:36:222
103062700,4sleep10-21swapper/110:45:371
103062700,4sleep10-21swapper/110:45:371
10312630,3chrt0-21swapper/309:54:233
10312630,3chrt0-21swapper/309:54:233
75672620,3sleep20-21swapper/209:21:102
75672620,3sleep20-21swapper/209:21:102
34322620,3sleep20-21swapper/211:16:212
34322620,3sleep20-21swapper/211:16:212
286302620,2chrt0-21swapper/109:01:161
267752620,3chrt0-21swapper/212:23:482
267752620,3chrt0-21swapper/212:23:482
264182610,3sleep30-21swapper/311:45:433
244032590,3chrt0-21swapper/309:42:583
198172590,3sleep10-21swapper/112:16:121
198172590,3sleep10-21swapper/112:16:121
173552580,4chrt0-21swapper/312:13:323
173552580,4chrt0-21swapper/312:13:323
173552580,4chrt0-21swapper/312:13:323
204652540,4sleep30-21swapper/307:11:253
204652540,4sleep30-21swapper/307:11:253
64322520,3chrt0-21swapper/110:40:591
64322520,3chrt0-21swapper/110:40:591
293422510,3sleep30-21swapper/312:26:193
293422510,3sleep30-21swapper/312:26:193
237412510,7sleep227-21ksoftirqd/211:01:172
101452510,3sleep30-21swapper/308:11:163
101452510,3sleep30-21swapper/308:11:163
54602490,3chrt0-21swapper/211:59:172
54602490,3chrt0-21swapper/211:59:172
313732490,3chrt0-21swapper/010:31:170
313732490,3chrt0-21swapper/010:31:170
126512480,3sleep20-21swapper/209:27:212
126512480,3sleep20-21swapper/209:27:212
135812460,3sleep10-21swapper/111:30:141
100302460,3sleep30-21swapper/310:45:073
100302460,3sleep30-21swapper/310:45:073
307882450,4sleep30-21swapper/311:50:583
307882450,4sleep30-21swapper/311:50:583
88032440,3sleep10-21swapper/109:22:301
88032440,3sleep10-21swapper/109:22:301
279062420,6sleep227905-21unixbench_multi11:06:202
263732420,10sleep121-21ksoftirqd/110:26:041
6112410,3chrt0-21swapper/307:46:163
6112410,3chrt0-21swapper/307:46:163
256692400,3chrt0-21swapper/311:04:003
127242390,3sleep00-21swapper/010:47:250
127242390,3sleep00-21swapper/010:47:250
13472380,4sleep30-21swapper/310:34:303
13472380,4sleep30-21swapper/310:34:303
230862370,3chrt0-21swapper/207:21:072
230862370,3chrt0-21swapper/207:21:072
184592370,2chrt0-21swapper/008:35:550
184592370,2chrt0-21swapper/008:35:550
279702360,1sleep2261rcuc/209:47:152
279702360,1sleep2261rcuc/209:47:152
279702360,1sleep2261rcuc/209:47:152
120592360,3sleep30-21swapper/308:16:173
269642350,3sleep00-21swapper/011:46:090
269642350,3sleep00-21swapper/011:46:090
56532340,3sleep00-21swapper/008:01:070
56532340,3sleep00-21swapper/008:01:070
34752340,1sleep03549-21/usr/sbin/munin09:16:110
98842330,2sleep00-21swapper/012:05:180
98842330,2sleep00-21swapper/012:05:180
89782330,2sleep28980-21diskmemload10:43:142
89782330,2sleep28980-21diskmemload10:43:142
6502330,2sleep1660-21ssh09:53:461
6502330,2sleep1660-21ssh09:53:461
277362330,1sleep127896-21unixbench_multi11:06:201
275482330,3sleep30-21swapper/311:06:173
231892330,2sleep123178-21ssh09:41:191
198682335,18sleep219904-21ntp_states07:11:152
198682335,18sleep219904-21ntp_states07:11:152
156082330,3sleep20-21swapper/208:26:132
149712330,2sleep10-21swapper/110:51:081
12152330,3chrt0-21swapper/012:31:140
12152330,3chrt0-21swapper/012:31:140
322722320,4sleep10-21swapper/112:30:221
322722320,4sleep10-21swapper/112:30:221
313732320,3sleep30-21swapper/307:41:173
313732320,3sleep30-21swapper/307:41:173
275012320,3sleep30-21swapper/312:25:143
275012320,3sleep30-21swapper/312:25:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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