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2024-06-19 - 11:32
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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 highest latencies:
System rackcslot3.osadl.org (updated Wed Jun 19, 2024 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81830rcu_preempt19-21ksoftirqd/121:21:121
152250810irq/30-eth0-tx-13497-21ssh21:31:551
81760rcu_preempt19-21ksoftirqd/122:20:231
81760rcu_preempt17235-21sh21:40:120
81740rcu_preempt777-21ssh23:10:500
81730rcu_preempt732-21diskmemload21:49:490
81730rcu_preempt23249-21if_eth121:50:500
81730rcu_preempt0-21swapper/119:08:571
89550710irq/17-ehci_hcd0-21swapper/019:05:560
81710rcu_preempt0-21swapper/019:55:260
81710rcu_preempt0-21swapper/000:25:530
81700rcu_preempt0-21swapper/023:17:560
81700rcu_preempt0-21swapper/022:46:020
81700rcu_preempt0-21swapper/021:14:320
81690rcu_preempt22783-21sh22:50:510
81690rcu_preempt0-21swapper/023:48:160
81690rcu_preempt0-21swapper/022:35:590
89950680irq/17-ehci_hcd945-21usb-storage00:07:161
81680rcu_preempt0-21swapper/023:31:530
81680rcu_preempt0-21swapper/000:21:530
81670rcu_preempt23038-21sh20:30:260
81670rcu_preempt15400-21munin-run00:40:260
81650rcu_preempt24207-21diskmemload23:55:310
81650rcu_preempt0-21swapper/120:28:001
81640rcu_preempt0-21swapper/121:19:511
81640rcu_preempt0-21swapper/019:40:430
81630rcu_preempt732-21diskmemload22:11:181
81630rcu_preempt12361-21ssh23:31:431
81630rcu_preempt11057-21ssh21:27:461
81630rcu_preempt0-21swapper/022:55:510
81630rcu_preempt0-21swapper/020:00:430
81620rcu_preempt32601-21ssh22:08:281
81620rcu_preempt32355-21ssh23:09:381
81620rcu_preempt26340-21ssh22:57:061
81620rcu_preempt26314-21ssh23:59:241
81620rcu_preempt20272-21k10sensors20:16:000
81620rcu_preempt0-21swapper/123:13:081
81620rcu_preempt0-21swapper/122:45:521
81620rcu_preempt0-21swapper/122:34:091
81620rcu_preempt0-21swapper/121:38:181
81620rcu_preempt0-21swapper/023:40:570
81620rcu_preempt0-21swapper/023:21:240
81620rcu_preempt0-21swapper/022:09:100
81620rcu_preempt0-21swapper/019:36:080
81610rcu_preempt752-21ssh00:11:000
81610rcu_preempt3097-21ssh21:13:441
81610rcu_preempt29096-21ssh00:04:471
81610rcu_preempt18553-21ssh23:45:041
81610rcu_preempt0-21swapper/123:15:571
81610rcu_preempt0-21swapper/122:37:591
81610rcu_preempt0-21swapper/121:59:261
81610rcu_preempt0-21swapper/120:45:461
81610rcu_preempt0-21swapper/023:27:310
81610rcu_preempt0-21swapper/021:19:090
152350610irq/31-eth0-tx-7592-21ssh23:23:451
81600rcu_preempt31922-21latency_hist00:10:260
81600rcu_preempt28989-21ssh23:02:031
81600rcu_preempt20868-21ntpq21:45:551
81600rcu_preempt10678-21fw_conntrack19:40:461
81600rcu_preempt0-21swapper/123:47:381
81600rcu_preempt0-21swapper/123:36:381
81600rcu_preempt0-21swapper/123:28:231
81600rcu_preempt0-21swapper/122:40:471
81600rcu_preempt0-21swapper/122:00:461
81600rcu_preempt0-21swapper/121:42:221
81600rcu_preempt0-21swapper/100:40:081
81600rcu_preempt0-21swapper/100:19:381
81600rcu_preempt0-21swapper/023:05:580
81590rcu_preempt8237-21if_err_can019:30:460
81590rcu_preempt27024-21ssh21:57:140
81590rcu_preempt25103-21ssh21:54:501
81590rcu_preempt23899-21ssh22:52:561
81590rcu_preempt0-21swapper/122:28:541
81590rcu_preempt0-21swapper/120:50:541
81590rcu_preempt0-21swapper/119:35:521
81590rcu_preempt0-21swapper/119:15:451
81590rcu_preempt0-21swapper/100:32:061
81590rcu_preempt0-21swapper/023:51:230
81590rcu_preempt0-21swapper/023:03:220
81590rcu_preempt0-21swapper/022:21:510
81590rcu_preempt0-21swapper/021:34:270
81590rcu_preempt0-21swapper/019:46:010
81590rcu_preempt0-21swapper/019:25:510
81590rcu_preempt0-21swapper/019:10:570
81590rcu_preempt0-21swapper/000:17:100
81580rcu_preempt8891-21ssh21:24:160
81580rcu_preempt7785-21ssh22:21:491
81580rcu_preempt2432-21ssh22:11:480
81580rcu_preempt17187-21ssh22:40:470
81580rcu_preempt1229-21ssh00:12:201
81580rcu_preempt10818-21ssh00:30:530
81580rcu_preempt0-21swapper/123:51:251
81580rcu_preempt0-21swapper/100:27:061
81580rcu_preempt0-21swapper/100:23:301
81580rcu_preempt0-21swapper/021:03:330
81580rcu_preempt0-21swapper/019:20:550
81580rcu_preempt0-21swapper/000:00:520
81570rcu_preempt2256-21snmpd20:23:241
81570rcu_preempt19400-21ssh21:43:280
81570rcu_preempt13713-21ssh22:34:180
81570rcu_preempt0-21swapper/120:35:431
81570rcu_preempt0-21swapper/120:04:541
81570rcu_preempt0-21swapper/023:39:100
81570rcu_preempt0-21swapper/022:25:510
81570rcu_preempt0-21swapper/022:00:560
81570rcu_preempt0-21swapper/021:26:150
81570rcu_preempt0-21swapper/020:10:430
81560rcu_preempt0-21swapper/120:20:051
81560rcu_preempt0-21swapper/119:27:501
81560rcu_preempt0-21swapper/020:40:570
2735995652cyclictest945-21usb-storage22:15:390
81550rcu_preempt11983-21if_can119:45:471
81550rcu_preempt0-21swapper/121:10:001
81550rcu_preempt0-21swapper/121:00:121
81550rcu_preempt0-21swapper/120:13:571
81550rcu_preempt0-21swapper/119:59:441
81550rcu_preempt0-21swapper/119:51:311
81550rcu_preempt0-21swapper/119:30:451
81550rcu_preempt0-21swapper/021:05:490
81550rcu_preempt0-21swapper/020:57:170
89950540irq/17-ehci_hcd945-21usb-storage20:05:521
81540rcu_preempt27617-21needreboot20:45:530
81540rcu_preempt0-21swapper/119:11:541
152050540irq/28-eth0-rx-41ktimersoftd/019:53:180
81530rcu_preempt0-21swapper/020:38:070
81520rcu_preempt31107-21if_can021:00:501
2736995247cyclictest945-21usb-storage20:42:251
2735995248cyclictest945-21usb-storage20:20:450
81510rcu_preempt0-21swapper/020:31:060
81510rcu_preempt0-21swapper/019:15:500
2736995148cyclictest945-21usb-storage20:32:071
81500rcu_preempt28555-21fw_conntrack20:50:450
81470rcu_preempt17279-21missed_timers20:05:530
2736994643cyclictest945-21usb-storage19:21:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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