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2026-04-14 - 06:59
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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 Apr 13, 2026 22:16:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13432214380,3sleep20-21swapper/219:12:222
13432214380,3sleep20-21swapper/219:12:222
1371425000,2sleep012-21ksoftirqd/019:12:280
1371425000,2sleep012-21ksoftirqd/019:12:280
553821460,2chrt0-21swapper/321:22:193
553821460,2chrt0-21swapper/321:22:193
553821460,2chrt0-21swapper/321:22:193
1621521460,3sleep30-21swapper/320:46:103
1621521460,3sleep30-21swapper/320:46:103
1621521460,3sleep30-21swapper/320:46:103
2878521110,1sleep012-21ksoftirqd/019:52:200
2878521110,1sleep012-21ksoftirqd/019:52:200
401621050,3sleep30-21swapper/320:12:163
401621050,3sleep30-21swapper/320:12:163
2114721010,2sleep20-21swapper/219:32:202
2114721010,2sleep20-21swapper/219:32:202
232612980,2sleep10-21swapper/121:02:201
232612980,2sleep10-21swapper/121:02:201
122652950,3sleep30-21swapper/321:30:433
122652950,3sleep30-21swapper/321:30:433
194402870,2sleep219626-21unixbench_multi20:52:202
194402870,2sleep219626-21unixbench_multi20:52:202
3622820,3sleep30-21swapper/321:51:583
56242790,3sleep20-21swapper/220:17:142
56242790,3sleep20-21swapper/220:17:142
56242790,3sleep20-21swapper/220:17:142
172232760,3chrt17222-21ssh22:07:212
172232760,3chrt17222-21ssh22:07:212
243912720,2sleep30-21swapper/321:07:083
243912720,2sleep30-21swapper/321:07:083
309832650,2sleep333-21ksoftirqd/319:57:213
309832650,2sleep333-21ksoftirqd/319:57:213
309832650,2sleep333-21ksoftirqd/319:57:213
133742630,3sleep20-21swapper/220:37:172
133742630,3sleep20-21swapper/220:37:172
133742630,3sleep20-21swapper/220:37:172
23352590,3chrt0-21swapper/221:19:492
23352590,3chrt0-21swapper/221:19:492
291742550,3sleep229169-21ntp_states21:47:142
192172550,3sleep30-21swapper/320:52:163
192172550,3sleep30-21swapper/320:52:163
77662540,2sleep30-21swapper/320:22:173
77662540,2sleep30-21swapper/320:22:173
274232510,2sleep127432-21ssh21:45:501
274232510,2sleep127432-21ssh21:45:501
196902400,2sleep119673-21ssh21:37:161
196902400,2sleep119673-21ssh21:37:161
1375999391,4cyclictest0-21swapper/020:47:200
1375999391,4cyclictest0-21swapper/020:47:200
231452380,4sleep30-21swapper/321:02:173
231452380,4sleep30-21swapper/321:02:173
65952360,3sleep26587-21ssh21:57:112
65952360,3sleep26587-21ssh21:57:112
65952360,3sleep26587-21ssh21:57:112
246162360,2sleep10-21swapper/121:07:101
246162360,2sleep10-21swapper/121:07:101
145302360,2sleep30-21swapper/319:17:093
145302360,2sleep30-21swapper/319:17:093
13759993625,8cyclictest21143-21find19:32:200
13759993625,8cyclictest21143-21find19:32:200
92902350,3sleep29260-21latency20:27:112
210432350,4sleep20-21swapper/220:57:142
210432350,4sleep20-21swapper/220:57:142
199252350,2sleep119968-21latency_hist19:31:551
199252350,2sleep119968-21latency_hist19:31:551
302832330,2sleep00-21swapper/021:15:490
302832330,2sleep00-21swapper/021:15:490
184442330,3sleep30-21swapper/321:36:583
13759993223,7cyclictest7025-21find21:57:180
13759993223,7cyclictest7025-21find21:57:180
13759993223,7cyclictest7025-21find21:57:180
1376199319,7cyclictest11745-21find20:32:202
134292310,2sleep013440-21ssh22:03:380
134292310,2sleep013440-21ssh22:03:380
127142310,1sleep012658-21snmpd21:31:260
127142310,1sleep012658-21snmpd21:31:260
226162300,10sleep333-21ksoftirqd/322:13:173
226162300,10sleep333-21ksoftirqd/322:13:173
297662290,2sleep0131rcu_preempt21:47:200
13761992815,11cyclictest73-21kswapd021:02:082
13761992815,11cyclictest73-21kswapd021:02:082
13759992811,12cyclictest38650irq/55-eth021:52:180
13759992811,12cyclictest38650irq/55-eth021:52:180
91822270,2sleep19289-21cat20:27:111
1376199274,2cyclictest0-21swapper/221:52:182
1376199274,2cyclictest0-21swapper/221:52:182
13760992714,6cyclictest73-21kswapd020:32:201
13759992716,9cyclictest2167-21ssh21:19:360
13759992716,9cyclictest2167-21ssh21:19:360
94282260,3sleep30-21swapper/320:27:123
249742260,2sleep224973-21ssh21:42:202
249742260,2sleep224973-21ssh21:42:202
197622260,3sleep225826-21diskmemload21:37:172
197622260,3sleep225826-21diskmemload21:37:172
174812260,3sleep10-21swapper/119:22:181
174812260,3sleep10-21swapper/119:22:181
174812260,3sleep10-21swapper/119:22:181
136932268,10sleep10-21swapper/119:12:261
136932268,10sleep10-21swapper/119:12:261
13761992514,9cyclictest17574-21ssh21:35:562
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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