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2026-06-15 - 16:35
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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 792 highest latencies:
System rack7slot8.osadl.org (updated Sun Jun 14, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2267523790,6sleep022676-21/usr/sbin/munin07:05:260
235119917650,114cyclictest30971-21runrttasks07:40:020
23511991679,19cyclictest26958-21apt-get11:37:110
235119916446,98cyclictest3650irq/20-4900000010:32:100
23511991639,135cyclictest2244-21users07:51:410
235119916222,21cyclictest28506-21wget09:35:130
235119916131,111cyclictest11258-21seq08:25:510
235119916024,120cyclictest787-21haveged10:35:130
235119915924,15cyclictest10250irq/56-4a10000010:56:130
23511991587,20cyclictest864-21apt-get09:57:110
235119915838,106cyclictest10250irq/56-4a10000010:25:130
235119915710,22cyclictest7629-21apt-get08:16:410
235119915625,119cyclictest10006-21chrt08:20:490
235119915526,119cyclictest25007-21ntp_states11:25:460
235119915442,102cyclictest13458-21cpu08:35:170
235119915427,110cyclictest10250irq/56-4a10000009:50:130
235119915422,12cyclictest10250irq/56-4a10000012:35:130
23511991537,17cyclictest3005-21fw_forwarded_lo07:55:250
23511991536,16cyclictest24832-21/usr/sbin/munin07:15:350
235119915354,87cyclictest5518-21/usr/sbin/munin08:05:320
235119915323,18cyclictest14276-21wget10:45:130
235119915323,119cyclictest1276-21runrttasks12:15:360
235119915322,12cyclictest0-21swapper/007:46:400
235119915315,16cyclictest7512-21latency_hist10:20:060
23511991529,16cyclictest23650-21df09:15:170
23511991527,17cyclictest20675-21diskstats11:10:240
235119915242,92cyclictest8950irq/40-mmc111:05:170
235119915237,102cyclictest754-21systemd-journal10:23:330
235119915229,112cyclictest23225-21munin-run11:20:010
235119915227,13cyclictest10250irq/56-4a10000009:41:080
235119915218,13cyclictest10250irq/56-4a10000008:00:580
23511991519,18cyclictest29999-21wget11:45:180
23511991517,16cyclictest14953-21df_inode08:40:190
235119915125,113cyclictest801-21dbus-daemon12:29:110
235119915123,19cyclictest3349-21sshd12:07:320
23511991499,18cyclictest0-21swapper/007:11:310
235119914935,101cyclictest32632-21df_inode11:55:190
23511991489,18cyclictest28947-21diskstats11:40:310
235119914830,105cyclictest6820-21sshd08:10:330
23511991479,14cyclictest12385-21seq08:30:420
235119914735,101cyclictest26124-21aten_r7power_cu07:20:120
235119914732,104cyclictest1305-21snmpd11:50:440
235119914724,113cyclictest21173-21runrttasks09:05:190
235119914716,15cyclictest31637-21sshd09:46:240
235119914712,13cyclictest0-21swapper/009:12:010
23511991468,19cyclictest24761-21wget09:20:120
23511991467,15cyclictest26803-21chrt09:27:340
235119914625,110cyclictest754-21systemd-journal10:44:330
235119914614,11cyclictest10250irq/56-4a10000010:50:140
23511991457,17cyclictest27392-21df09:30:150
235119914544,91cyclictest18703-21runrttasks08:55:230
235119914531,102cyclictest3043-21seq10:00:370
23511991447,14cyclictest10150irq/55-4a10000012:10:120
235119914445,79cyclictest17349-21wget08:50:140
235119914425,108cyclictest26067-21runrttasks11:30:240
23511991439,27cyclictest23556-21seq11:20:190
23511991436,17cyclictest1276-21runrttasks07:45:010
235119914340,92cyclictest18370-21runrttasks11:00:370
235119914333,98cyclictest754-21systemd-journal07:26:030
235119914239,93cyclictest20438-21runrttasks09:01:290
23511991419,16cyclictest1276-21runrttasks12:22:020
235119914142,92cyclictest9220-21basename12:30:170
235119914125,17cyclictest28611-21wget07:30:110
23511991407,17cyclictest16395-21runrttasks08:45:400
235119913929,96cyclictest5523-21seq10:10:370
235119913926,21cyclictest3924-21wget10:05:120
235119913926,102cyclictest1276-21runrttasks12:02:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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