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2026-01-10 - 23:08
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack3slot7.osadl.org (updated Sat Jan 10, 2026 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/027415-21kworker/0:107:03:330
304379816013cyclictest16267-21awk08:03:490
14991290watchdog/06262-21munin-node09:18:180
823501130irq/14-ide03019-21runrttasks07:16:010
2460501080irq/11-eth011317-21unixbench_singl07:48:330
2460501070irq/11-eth04948-21runrttasks09:13:300
14991060watchdog/09281-21latency_hist09:28:100
14991020watchdog/011663-21latency09:33:500
2460501000irq/11-eth02224-21sh12:33:510
246050990irq/11-eth021754-21idleruntime10:08:220
82350980irq/14-ide018785-21df08:13:260
246050980irq/11-eth014004-21munin-node07:58:270
1499980watchdog/06032-21munin-node07:33:220
1499980watchdog/05393-21runrttasks07:29:060
1499980watchdog/025182-21nfs_client12:03:380
1499970watchdog/08898-21chrt07:40:100
1499960watchdog/0584-21munin-node12:28:460
1499960watchdog/020657-21awk08:18:380
1499950watchdog/03591-21nfs_client10:53:380
246050930irq/11-eth019969-21latency_hist11:48:090
1499930watchdog/06314-21sensors11:03:220
1499930watchdog/024938-21df08:33:260
1499930watchdog/018605-21munin-node09:58:380
246050920irq/11-eth03947-21grep09:08:500
1499910watchdog/030401-21munin-node07:08:100
246050900irq/11-eth014033-21apt-get11:28:250
1499900watchdog/03019-21runrttasks11:38:060
1499890watchdog/021791-21df11:53:260
1499890watchdog/013474-21runrttasks07:54:540
246050880irq/11-eth031055-21sed10:38:270
1499880watchdog/031057-21apt-get08:53:220
1499870watchdog/023372-21df10:13:260
1499860watchdog/017580-21munin-node11:38:420
1499860watchdog/016173-21sed09:48:460
1499860watchdog/0119202sleep011:20:140
30437988514cyclictest29767-21unixbench_singl10:33:350
1499850watchdog/02825-21sed07:23:100
1499850watchdog/023529-21df_inode08:28:340
1499850watchdog/017060-21mailstats09:53:180
82350830irq/14-ide012270-21latency_hist11:23:110
1499830watchdog/018230-21runrttasks08:10:580
30437988213cyclictest29878-21nfs_client08:48:370
30437988016cyclictest31639-21timerandwakeup12:23:540
30437988012cyclictest8296-21nfs_client11:08:390
1499800watchdog/028032-21awk08:43:260
30437987912cyclictest9987-21kernelversion07:43:430
30437987912cyclictest26455-21ntp_offset12:08:280
30437987813cyclictest9936-21aten2.4_r3power11:13:450
30437987813cyclictest23697-21nfs_client11:58:390
30437987813cyclictest22607-21aten2.4_r3power08:23:540
30437987812cyclictest20090-21munin-node11:48:270
30437987714cyclictest27829-21munin-node12:13:210
30437987712cyclictest5115-21aten2.4_r3power10:58:360
30437987711cyclictest9492-21df09:28:280
30437987613cyclictest1292-21sshd10:47:030
30437987612cyclictest3019-21runrttasks09:07:220
30437987612cyclictest25229-21nfs_client10:18:390
30437987612cyclictest14609-21munin-node09:43:440
30437987612cyclictest12428-21munin-node09:38:490
1499760watchdog/027104-21missed_timers10:23:500
1499760watchdog/01666-21df10:48:260
30437987512cyclictest365-21df_inode08:58:330
30437987512cyclictest3269-21unixbench_singl07:23:330
30437987512cyclictest29753-21munin-node12:18:330
1499750watchdog/026620-21awk08:38:340
30437987413cyclictest27877-21irqstats10:28:220
30437987412cyclictest20134-21munin-node10:03:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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