You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-26 - 11:16
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 highest latencies:
System rackcslot3.osadl.org (updated Wed Nov 26, 2025 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81760rcu_preempt19-21ksoftirqd/121:37:161
81720rcu_preempt0-21swapper/119:05:091
81700rcu_preempt16084-21ssh22:11:090
81680rcu_preempt30369-1kworker/1:1H20:21:131
81680rcu_preempt14989-21sh00:14:430
81670rcu_preempt0-21swapper/123:39:481
81660rcu_preempt0-21swapper/121:00:161
81660rcu_preempt0-21swapper/000:09:040
81650rcu_preempt0-21swapper/122:31:311
81640rcu_preempt9857-21if_eth122:00:081
81640rcu_preempt27025-21munin-run23:34:500
81640rcu_preempt14463-21diskmemload21:40:311
81640rcu_preempt0-21swapper/100:01:591
81630rcu_preempt0-21swapper/123:45:151
81630rcu_preempt0-21swapper/123:15:041
81630rcu_preempt0-21swapper/100:10:331
81630rcu_preempt0-21swapper/022:45:300
81620rcu_preempt2918-21rm22:48:441
81620rcu_preempt25651-21latency_hist00:34:500
81620rcu_preempt19063-21apt23:19:500
81620rcu_preempt0-21swapper/122:52:581
81620rcu_preempt0-21swapper/100:30:561
81620rcu_preempt0-21swapper/023:50:120
81620rcu_preempt0-21swapper/022:39:400
81620rcu_preempt0-21swapper/021:55:070
81620rcu_preempt0-21swapper/020:40:150
81610rcu_preempt15296-21ssh23:10:491
81610rcu_preempt10382-21ssh23:02:171
81610rcu_preempt0-21swapper/123:55:501
81610rcu_preempt0-21swapper/119:24:501
81610rcu_preempt0-21swapper/020:51:560
81600rcu_preempt8876-21ssh21:58:401
81600rcu_preempt23753-21ssh22:25:271
81600rcu_preempt21809-21ssh00:25:411
81600rcu_preempt20733-21ssh23:21:331
81600rcu_preempt20284-21idleruntime22:20:081
81600rcu_preempt13729-21sshd22:07:171
81600rcu_preempt0-21swapper/123:32:241
81600rcu_preempt0-21swapper/122:15:101
81600rcu_preempt0-21swapper/121:50:551
81600rcu_preempt0-21swapper/121:48:571
81600rcu_preempt0-21swapper/021:38:550
81600rcu_preempt0-21swapper/021:30:190
81600rcu_preempt0-21swapper/019:20:130
81600rcu_preempt0-21swapper/019:06:250
81590rcu_preempt7949-21ssh22:57:521
81590rcu_preempt15886-21ssh22:10:261
81590rcu_preempt13439-21ssh23:08:381
81590rcu_preempt0-21swapper/121:13:131
81590rcu_preempt0-21swapper/100:22:161
81590rcu_preempt0-21swapper/100:15:161
81590rcu_preempt0-21swapper/023:09:370
81590rcu_preempt0-21swapper/000:02:360
81580rcu_preempt31490-21ssh23:42:081
81580rcu_preempt29614-21ssh22:37:111
81580rcu_preempt17471-21ssh21:14:561
81580rcu_preempt16825-21ssh00:16:590
81580rcu_preempt11809-21cron22:04:500
81580rcu_preempt0-21swapper/123:28:001
81580rcu_preempt0-21swapper/121:30:081
81580rcu_preempt0-21swapper/121:25:541
81580rcu_preempt0-21swapper/120:50:101
81580rcu_preempt0-21swapper/119:55:061
81580rcu_preempt0-21swapper/119:45:131
81580rcu_preempt0-21swapper/100:35:271
81580rcu_preempt0-21swapper/023:26:500
81580rcu_preempt0-21swapper/023:24:470
81580rcu_preempt0-21swapper/023:00:160
81580rcu_preempt0-21swapper/021:45:120
81580rcu_preempt0-21swapper/000:22:170
90050570irq/17-ehci_hcd31626-21munin-run20:09:501
81570rcu_preempt31032-21ssh23:40:320
81570rcu_preempt29412-21ssh23:39:090
81570rcu_preempt24943-21ssh21:28:060
81570rcu_preempt22340-21ssh21:23:060
81570rcu_preempt21947-21ssh21:21:481
81570rcu_preempt19179-21ssh21:16:550
81570rcu_preempt18317-21if_wlan019:15:061
81570rcu_preempt0-21swapper/123:50:071
81570rcu_preempt0-21swapper/122:43:321
81570rcu_preempt0-21swapper/119:10:181
81570rcu_preempt0-21swapper/022:40:060
81570rcu_preempt0-21swapper/021:11:230
81560rcu_preempt6050-21ssh21:53:180
81560rcu_preempt5055-21ssh22:51:480
81560rcu_preempt13697-21ssh22:07:120
81560rcu_preempt0-21swapper/120:43:131
81560rcu_preempt0-21swapper/100:06:321
81560rcu_preempt0-21swapper/023:45:130
81560rcu_preempt0-21swapper/000:33:280
81550rcu_preempt26958-21diskstats19:50:051
81550rcu_preempt24458-21fw_conntrack19:40:051
81550rcu_preempt14276-21ssh23:10:060
81550rcu_preempt0-21swapper/121:06:551
81550rcu_preempt0-21swapper/120:15:141
81550rcu_preempt0-21swapper/023:59:080
81550rcu_preempt0-21swapper/022:55:550
81550rcu_preempt0-21swapper/022:23:060
81550rcu_preempt0-21swapper/022:15:220
81550rcu_preempt0-21swapper/021:42:450
81550rcu_preempt0-21swapper/021:05:070
81550rcu_preempt0-21swapper/019:50:050
81550rcu_preempt0-21swapper/019:48:300
81550rcu_preempt0-21swapper/000:28:370
81540rcu_preempt25296-21sshd19:41:500
81540rcu_preempt22557-21ssh22:24:590
81540rcu_preempt0-21swapper/120:39:211
81540rcu_preempt0-21swapper/020:45:210
81540rcu_preempt0-21swapper/020:25:390
81540rcu_preempt0-21swapper/019:55:070
81530rcu_preempt20676-21fw_forwarded_lo19:25:081
81530rcu_preempt0-21swapper/120:55:241
81530rcu_preempt0-21swapper/120:30:191
81530rcu_preempt0-21swapper/022:33:100
81530rcu_preempt0-21swapper/020:35:430
81520rcu_preempt0-21swapper/120:47:581
81520rcu_preempt0-21swapper/020:31:300
81520rcu_preempt0-21swapper/020:00:540
81520rcu_preempt0-21swapper/019:35:060
81520rcu_preempt0-21swapper/019:33:300
81510rcu_preempt0-21swapper/020:21:100
81510rcu_preempt0-21swapper/019:14:590
16479995147cyclictest22769-21kworker/1:119:38:131
81500rcu_preempt12317-21df_inode21:00:060
81490rcu_preempt31228-21ntp_states20:05:120
81480rcu_preempt0-21swapper/020:12:040
16479994846cyclictest946-21usb-storage20:25:031
81460rcu_preempt17685-21users19:10:170
81440rcu_preempt2235-21snmpd20:01:091
81440rcu_preempt20889-21irqstats19:25:110
16479994037cyclictest946-21usb-storage20:11:221
16478993734cyclictest946-21usb-storage20:15:130
151950350irq/31-eth0-tx-21508-21kworker/1:019:34:271
16478993330cyclictest946-21usb-storage20:55:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional