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2026-02-21 - 05:32
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 Sat Feb 21, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147650780irq/28-eth0-rx-0-21swapper/119:10:221
81760rcu_preempt9484-21apt-get21:13:201
89850730irq/17-ehci_hcd945-21usb-storage22:57:040
81730rcu_preempt20576-21ssh22:33:271
81730rcu_preempt12678-21latency22:18:261
89850720irq/17-ehci_hcd0-21swapper/019:24:470
81700rcu_preempt24961-21ssh23:43:201
81700rcu_preempt24273-21ssh22:39:461
81700rcu_preempt21820-21ssh22:35:310
81690rcu_preempt1186-21df22:58:231
81690rcu_preempt0-21swapper/123:28:011
81690rcu_preempt0-21swapper/123:28:011
81690rcu_preempt0-21swapper/100:07:041
89850680irq/17-ehci_hcd0-21swapper/121:41:401
81680rcu_preempt0-21swapper/123:23:051
81680rcu_preempt0-21swapper/119:38:241
81670rcu_preempt0-21swapper/123:09:281
81670rcu_preempt0-21swapper/120:58:251
81670rcu_preempt0-21swapper/022:39:570
81670rcu_preempt0-21swapper/000:24:270
81660rcu_preempt9496-21apt-get22:13:191
81660rcu_preempt26252-21python20:08:331
81660rcu_preempt21392-21ps21:33:320
81660rcu_preempt0-21swapper/123:50:231
81660rcu_preempt0-21swapper/123:16:521
81660rcu_preempt0-21swapper/122:08:491
81660rcu_preempt0-21swapper/121:34:151
81660rcu_preempt0-21swapper/100:25:581
81660rcu_preempt0-21swapper/021:49:070
81650rcu_preempt15340-21ssh00:28:220
81650rcu_preempt0-21swapper/123:39:151
81650rcu_preempt0-21swapper/121:26:161
81640rcu_preempt0-21swapper/122:47:001
81640rcu_preempt0-21swapper/122:06:501
81640rcu_preempt0-21swapper/120:56:251
81640rcu_preempt0-21swapper/100:41:021
81640rcu_preempt0-21swapper/100:02:281
81640rcu_preempt0-21swapper/021:23:420
81640rcu_preempt0-21swapper/020:08:240
81640rcu_preempt0-21swapper/000:01:460
81630rcu_preempt27276-21netstat20:13:281
81630rcu_preempt1628-21sshd20:39:251
81630rcu_preempt15367-21ssh00:28:241
81630rcu_preempt0-21swapper/121:21:001
81630rcu_preempt0-21swapper/121:12:271
81630rcu_preempt0-21swapper/120:30:231
81630rcu_preempt0-21swapper/100:18:361
81630rcu_preempt0-21swapper/023:57:340
81630rcu_preempt0-21swapper/023:08:560
81630rcu_preempt0-21swapper/022:48:430
81630rcu_preempt0-21swapper/021:43:230
81630rcu_preempt0-21swapper/021:32:500
81630rcu_preempt0-21swapper/000:09:420
81620rcu_preempt572-21sshd21:55:251
81620rcu_preempt3-21ksoftirqd/023:40:180
81620rcu_preempt0-21swapper/119:44:171
81620rcu_preempt0-21swapper/119:33:261
81620rcu_preempt0-21swapper/022:18:210
81620rcu_preempt0-21swapper/022:13:230
81610rcu_preempt8281-21if_eth100:13:271
81610rcu_preempt5141-21ssh22:03:330
81610rcu_preempt27528-21ssh21:45:141
81610rcu_preempt0-21swapper/123:33:371
81610rcu_preempt0-21swapper/023:33:260
81610rcu_preempt0-21swapper/021:39:450
81610rcu_preempt0-21swapper/019:33:190
147950610irq/31-eth0-tx-0-21swapper/122:24:241
81600rcu_preempt9958-21if_eth121:13:260
81600rcu_preempt30716-21ssh22:53:201
81600rcu_preempt30226-21ssh21:50:081
81600rcu_preempt18964-21ssh22:29:341
81600rcu_preempt17466-21kworker/0:219:08:310
81600rcu_preempt15004-21latency_hist19:28:081
81600rcu_preempt0-21swapper/123:04:241
81600rcu_preempt0-21swapper/122:02:481
81600rcu_preempt0-21swapper/023:31:530
81600rcu_preempt0-21swapper/020:18:330
81590rcu_preempt3-21ksoftirqd/023:01:390
81590rcu_preempt19805-21ssh21:31:191
81590rcu_preempt0-21swapper/123:29:321
81590rcu_preempt0-21swapper/122:49:051
81590rcu_preempt0-21swapper/121:03:361
81590rcu_preempt0-21swapper/120:43:221
81590rcu_preempt0-21swapper/100:37:401
81590rcu_preempt0-21swapper/100:11:561
81580rcu_preempt32065-21ssh23:56:081
81580rcu_preempt14951-21ssh21:23:030
81580rcu_preempt0-21swapper/023:18:320
81580rcu_preempt0-21swapper/023:16:360
81580rcu_preempt0-21swapper/022:47:210
81580rcu_preempt0-21swapper/000:39:040
81570rcu_preempt8623-21ssh22:10:310
81570rcu_preempt4899-21ssh23:03:520
81570rcu_preempt0-21swapper/120:18:311
81570rcu_preempt0-21swapper/022:23:180
81560rcu_preempt9739-21ssh00:17:490
81560rcu_preempt31904-21df_inode20:33:231
81560rcu_preempt0-21swapper/022:30:130
81560rcu_preempt0-21swapper/021:06:260
81560rcu_preempt0-21swapper/020:33:220
81560rcu_preempt0-21swapper/020:14:430
81560rcu_preempt0-21swapper/019:48:240
81560rcu_preempt0-21swapper/019:40:250
81550rcu_preempt32576-21ssh21:53:490
81550rcu_preempt31526-21munin-run20:33:080
81550rcu_preempt26402-21ssh23:44:380
81550rcu_preempt19666-21ssh00:36:010
81550rcu_preempt0-21swapper/120:02:381
81550rcu_preempt0-21swapper/023:52:190
81550rcu_preempt0-21swapper/023:23:250
81550rcu_preempt0-21swapper/023:23:250
81550rcu_preempt0-21swapper/022:02:530
81550rcu_preempt0-21swapper/020:43:310
81550rcu_preempt0-21swapper/020:38:300
81550rcu_preempt0-21swapper/019:43:280
81550rcu_preempt0-21swapper/019:13:320
81550rcu_preempt0-21swapper/000:21:430
81550rcu_preempt0-21swapper/000:03:570
81540rcu_preempt0-21swapper/020:01:500
81540rcu_preempt0-21swapper/019:31:450
147850540irq/30-eth0-tx-20942-21/usr/sbin/munin19:48:281
81530rcu_preempt8442-21sshd21:08:250
81530rcu_preempt0-21swapper/119:13:341
81530rcu_preempt0-21swapper/020:58:290
81530rcu_preempt0-21swapper/019:57:530
89850520irq/17-ehci_hcd945-21usb-storage20:23:291
81520rcu_preempt12673-21cat19:18:211
81520rcu_preempt12673-21cat19:18:211
81520rcu_preempt0-21swapper/119:55:571
81520rcu_preempt0-21swapper/020:53:300
81520rcu_preempt0-21swapper/020:04:050
81520rcu_preempt0-21swapper/019:19:450
81520rcu_preempt0-21swapper/019:19:450
81510rcu_preempt25150-21users20:03:331
81460rcu_preempt0-21swapper/020:23:340
147850460irq/30-eth0-tx-3811-21ntpdc20:48:311
11186994340cyclictest945-21usb-storage20:48:330
147850410irq/30-eth0-tx-11131-21kworker/1:019:28:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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