You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-25 - 15:50
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 100 highest latencies:
System rackcslot3.osadl.org (updated Sat Apr 25, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81840rcu_preempt1525-21ssh11:25:091
81770rcu_preempt17603-21df_inode10:56:141
81760rcu_preempt30610-21df_abs12:16:141
81760rcu_preempt27440-21munin-run12:11:001
89850750irq/17-ehci_hcd27087-21ssh09:19:471
81740rcu_preempt5472-21munin-run08:00:591
81740rcu_preempt1442-21df09:31:141
81720rcu_preempt12365-21ntpq10:46:230
81720rcu_preempt0-21swapper/107:11:061
81710rcu_preempt21400-21missed_timers09:01:211
81710rcu_preempt0-21swapper/111:56:201
81710rcu_preempt0-21swapper/109:46:141
81710rcu_preempt0-21swapper/012:21:410
81700rcu_preempt7476-21fw_conntrack09:41:160
81700rcu_preempt4196-21awk07:51:281
81700rcu_preempt26050-21ssh09:17:000
81700rcu_preempt25462-21sh11:10:211
81700rcu_preempt0-21swapper/012:27:410
81700rcu_preempt0-21swapper/012:10:550
81700rcu_preempt0-21swapper/009:31:310
81690rcu_preempt1249-21sh11:24:230
81690rcu_preempt0-21swapper/112:31:361
81690rcu_preempt0-21swapper/111:45:141
81690rcu_preempt0-21swapper/109:55:561
81690rcu_preempt0-21swapper/010:13:360
81680rcu_preempt12938-21df09:51:120
81680rcu_preempt0-21swapper/110:01:221
81680rcu_preempt0-21swapper/012:37:120
89850670irq/17-ehci_hcd171rcuc/108:30:011
81670rcu_preempt4284-21ssh09:36:120
81670rcu_preempt2288-21if_wlan007:46:171
81670rcu_preempt21093-21sh10:05:330
81670rcu_preempt0-21swapper/112:24:341
81670rcu_preempt0-21swapper/111:14:491
81670rcu_preempt0-21swapper/110:06:231
81670rcu_preempt0-21swapper/109:44:021
81670rcu_preempt0-21swapper/108:46:221
81670rcu_preempt0-21swapper/107:36:171
81670rcu_preempt0-21swapper/010:33:050
81660rcu_preempt14447-21/usr/sbin/munin08:36:221
81660rcu_preempt11582-21/usr/sbin/munin10:46:161
81660rcu_preempt0-21swapper/011:51:060
81660rcu_preempt0-21swapper/009:56:030
147950660irq/31-eth0-tx-0-21swapper/112:05:311
81650rcu_preempt27742-21munin-run07:20:580
81650rcu_preempt1567-21timerwakeupswit07:41:261
81650rcu_preempt0-21swapper/112:40:071
81650rcu_preempt0-21swapper/108:51:131
81650rcu_preempt0-21swapper/009:48:570
81650rcu_preempt0-21swapper/008:31:020
81640rcu_preempt26421-21users07:11:260
81640rcu_preempt18495-21ssh11:54:431
81640rcu_preempt0-21swapper/110:45:101
81640rcu_preempt0-21swapper/012:17:390
81640rcu_preempt0-21swapper/009:25:310
81640rcu_preempt0-21swapper/009:02:130
147950640irq/31-eth0-tx-0-21swapper/110:55:211
81630rcu_preempt3-21ksoftirqd/010:23:500
81630rcu_preempt0-21swapper/107:32:321
81630rcu_preempt0-21swapper/107:23:501
81630rcu_preempt0-21swapper/011:10:350
81620rcu_preempt6314-21ssh11:32:121
81620rcu_preempt4777-21latency_hist11:30:591
81620rcu_preempt3959-21ssh10:31:231
81620rcu_preempt30043-1kworker/0:1H11:30:100
81620rcu_preempt29127-21ssh12:12:311
81620rcu_preempt0-21swapper/112:42:121
81620rcu_preempt0-21swapper/109:10:591
81620rcu_preempt0-21swapper/107:26:181
81620rcu_preempt0-21swapper/012:01:250
81620rcu_preempt0-21swapper/010:42:390
147950620irq/31-eth0-tx-0-21swapper/111:20:331
81610rcu_preempt5166-21ssh12:27:311
81610rcu_preempt24469-21diskmemload10:23:341
81610rcu_preempt11489-21gzip08:21:231
81610rcu_preempt0-21swapper/109:21:341
81610rcu_preempt0-21swapper/011:16:200
81610rcu_preempt0-21swapper/008:40:030
81600rcu_preempt5914-21ssh10:36:021
81600rcu_preempt5825-21ssh09:37:301
81600rcu_preempt382-21/usr/sbin/munin10:26:171
81600rcu_preempt21442-21ssh10:06:080
81600rcu_preempt18228-21ssh10:00:351
81600rcu_preempt0-21swapper/111:05:261
81600rcu_preempt0-21swapper/110:11:241
81600rcu_preempt0-21swapper/108:56:161
81600rcu_preempt0-21swapper/108:16:151
81600rcu_preempt0-21swapper/011:40:130
81600rcu_preempt0-21swapper/009:26:150
81600rcu_preempt0-21swapper/007:36:230
81590rcu_preempt9726-21ssh11:39:201
81590rcu_preempt308-21ssh09:29:071
81590rcu_preempt27659-21memory10:16:191
81590rcu_preempt26618-21/usr/sbin/munin07:16:311
81590rcu_preempt24068-21ntp_states09:11:231
81590rcu_preempt14948-21ssh11:47:521
81590rcu_preempt0-21swapper/012:11:000
81590rcu_preempt0-21swapper/008:21:260
81590rcu_preempt0-21swapper/007:26:110
81580rcu_preempt2138-21snmpd08:14:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional