You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-04-03 - 11:13
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.

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 792 highest latencies:
System rackcslot3.osadl.org (updated Thu Apr 03, 2025 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81760rcu_preempt19-21ksoftirqd/122:30:321
81760rcu_preempt0-21swapper/119:18:031
89850740irq/17-ehci_hcd945-21usb-storage19:07:550
81740rcu_preempt25439-21munin-run23:07:350
81730rcu_preempt11718-21munin-run00:42:350
81720rcu_preempt26706-21diskmemload21:40:330
81720rcu_preempt0-21swapper/020:32:550
81720rcu_preempt0-21swapper/019:42:500
81700rcu_preempt30402-21apt-get22:17:490
81700rcu_preempt13323-21sh21:44:140
81700rcu_preempt0-21swapper/023:41:250
81700rcu_preempt0-21swapper/022:57:580
81700rcu_preempt0-21swapper/022:33:400
81690rcu_preempt32146-21ssh23:18:581
81680rcu_preempt0-21swapper/020:57:540
81670rcu_preempt3124-21ssh00:25:320
81670rcu_preempt27849-21fw_conntrack23:12:470
151350670irq/31-eth0-tx-26007-21kworker/1:219:08:231
81660rcu_preempt0-21swapper/023:28:590
81650rcu_preempt0-21swapper/023:45:240
81650rcu_preempt0-21swapper/021:49:410
81630rcu_preempt32281-21diskmemload23:19:200
81620rcu_preempt18073-21ssh21:54:101
81620rcu_preempt10160-21ssh00:38:061
81620rcu_preempt0-21swapper/123:51:131
81620rcu_preempt0-21swapper/121:32:051
81620rcu_preempt0-21swapper/100:31:111
81620rcu_preempt0-21swapper/021:13:000
89850610irq/17-ehci_hcd0-21swapper/121:59:411
81610rcu_preempt3290-21ssh22:26:291
81610rcu_preempt3-21ksoftirqd/000:17:550
81610rcu_preempt29320-21ssh23:14:331
81610rcu_preempt2929-21ssh23:24:511
81610rcu_preempt26812-21ssh23:10:591
81610rcu_preempt24914-21ssh00:06:091
81610rcu_preempt0-21swapper/123:57:511
81610rcu_preempt0-21swapper/122:15:451
81610rcu_preempt0-21swapper/122:11:421
81610rcu_preempt0-21swapper/122:03:191
81610rcu_preempt0-21swapper/121:47:501
81610rcu_preempt0-21swapper/121:43:291
81610rcu_preempt0-21swapper/119:28:001
81610rcu_preempt0-21swapper/023:34:490
81610rcu_preempt0-21swapper/000:14:020
89850600irq/17-ehci_hcd0-21swapper/121:24:401
81600rcu_preempt7799-21ssh23:34:451
81600rcu_preempt6772-21ssh21:33:091
81600rcu_preempt6672-21ssh22:32:551
81600rcu_preempt5741-21ssh23:32:201
81600rcu_preempt31409-21ssh21:18:351
81600rcu_preempt29772-21ssh22:16:260
81600rcu_preempt26960-21ssh00:11:460
81600rcu_preempt0-21swapper/123:57:171
81600rcu_preempt0-21swapper/123:00:231
81600rcu_preempt0-21swapper/121:41:181
81600rcu_preempt0-21swapper/120:32:551
81600rcu_preempt0-21swapper/119:44:011
81600rcu_preempt0-21swapper/100:09:001
81600rcu_preempt0-21swapper/022:28:170
81600rcu_preempt0-21swapper/020:47:500
81600rcu_preempt0-21swapper/019:47:340
81590rcu_preempt3450-21ssh22:26:580
81590rcu_preempt31897-21ssh00:18:351
81590rcu_preempt19323-21sh21:57:340
81590rcu_preempt15371-21ssh22:49:231
81590rcu_preempt11655-21munin-run20:12:340
81590rcu_preempt11082-21ssh23:40:351
81590rcu_preempt0-21swapper/123:46:281
81590rcu_preempt0-21swapper/123:05:511
81590rcu_preempt0-21swapper/122:21:551
81590rcu_preempt0-21swapper/119:16:561
81590rcu_preempt0-21swapper/100:15:101
81590rcu_preempt0-21swapper/022:51:290
81590rcu_preempt0-21swapper/022:43:350
81590rcu_preempt0-21swapper/020:02:480
81590rcu_preempt0-21swapper/020:02:480
81580rcu_preempt7355-21ssh00:33:291
81580rcu_preempt17194-21ssh22:52:491
81580rcu_preempt15404-21sshd20:24:001
81580rcu_preempt0-21swapper/122:38:311
81580rcu_preempt0-21swapper/121:09:571
81580rcu_preempt0-21swapper/120:13:121
81580rcu_preempt0-21swapper/100:25:121
81580rcu_preempt0-21swapper/022:02:440
81580rcu_preempt0-21swapper/000:30:030
81570rcu_preempt7440-21ssh21:35:000
81570rcu_preempt31004-21ntpq19:17:590
81570rcu_preempt25730-21ssh23:08:020
81570rcu_preempt0-21swapper/122:43:551
81570rcu_preempt0-21swapper/121:12:551
81570rcu_preempt0-21swapper/119:52:571
81570rcu_preempt0-21swapper/119:25:481
81570rcu_preempt0-21swapper/023:52:010
81570rcu_preempt0-21swapper/022:00:090
81570rcu_preempt0-21swapper/021:18:020
81570rcu_preempt0-21swapper/019:52:560
81560rcu_preempt24503-21df_abs21:02:480
81560rcu_preempt22742-21python20:53:031
81560rcu_preempt0-21swapper/119:57:571
81560rcu_preempt0-21swapper/020:23:080
81560rcu_preempt0-21swapper/020:17:490
81560rcu_preempt0-21swapper/019:32:580
81550rcu_preempt26415-21rm22:10:320
81550rcu_preempt2533-21ssh21:24:440
81550rcu_preempt10815-21ssh22:40:150
81550rcu_preempt0-21swapper/121:07:021
81550rcu_preempt0-21swapper/120:39:011
81550rcu_preempt0-21swapper/120:07:161
81550rcu_preempt0-21swapper/120:07:161
81550rcu_preempt0-21swapper/023:53:390
81550rcu_preempt0-21swapper/022:52:470
81550rcu_preempt0-21swapper/020:13:000
81550rcu_preempt0-21swapper/000:37:050
81540rcu_preempt4315-21ssh21:29:350
81540rcu_preempt24923-21ssh00:06:110
81540rcu_preempt0-21swapper/023:24:090
81540rcu_preempt0-21swapper/020:40:000
81540rcu_preempt0-21swapper/020:27:480
28917995443cyclictest945-21usb-storage20:31:271
81530rcu_preempt0-21swapper/119:52:011
81530rcu_preempt0-21swapper/023:59:210
81530rcu_preempt0-21swapper/021:09:540
81520rcu_preempt0-21swapper/020:00:030
81520rcu_preempt0-21swapper/019:16:430
28917995248cyclictest945-21usb-storage20:07:471
81510rcu_preempt619-21fw_conntrack19:27:510
81500rcu_preempt3206-21fw_conntrack19:37:521
81500rcu_preempt0-21swapper/019:42:100
89450480irq/17-ehci_hcd0-21swapper/020:47:290
28917994845cyclictest945-21usb-storage20:17:471
81470rcu_preempt32284-21ntp_states19:22:580
81460rcu_preempt20041-21ntp_states20:42:581
28917994541cyclictest945-21usb-storage19:32:481
2891699452cyclictest0-21swapper/020:57:010
151350370irq/31-eth0-tx-22924-21kworker/1:120:59:111
151350350irq/31-eth0-tx-16659-21kworker/1:020:48:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional