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2026-06-11 - 01:13
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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 rack7slot8.osadl.org (updated Wed Jun 10, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20404218923,48sleep020410-21df_inode19:05:170
214009914579,45cyclictest31004-21/usr/sbin/munin00:00:470
214009914577,50cyclictest1-21systemd00:22:530
214009914472,32cyclictest1305-21snmpd23:39:300
214009914376,47cyclictest4988-21wget22:20:160
214009914374,34cyclictest812-21avahi-daemon22:00:030
214009914373,37cyclictest943-21memory19:55:340
214009914276,31cyclictest1305-21snmpd20:18:460
214009914176,43cyclictest24025-21grep19:20:110
214009914170,51cyclictest17580-21seq21:01:410
214009914063,60cyclictest8262-21kworker/u2:000:37:080
214009913977,31cyclictest16099-21find23:00:470
214009913962,21cyclictest24218-21apt-get21:32:110
214009913878,20cyclictest3768-21sshd22:15:350
214009913875,21cyclictest23381-21ntp_states23:30:430
214009913778,46cyclictest13418-21sshd20:45:300
214009913777,42cyclictest1276-21runrttasks19:49:400
214009913777,39cyclictest23100-21/usr/sbin/munin21:25:120
214009913684,42cyclictest14707-21grep22:55:450
214009913680,37cyclictest4396-21/usr/sbin/munin20:10:120
214009913678,38cyclictest22001-21if_err_eth023:25:310
214009913675,21cyclictest7668-21runrttasks20:22:000
214009913577,19cyclictest18111-21aten_r7power_vo23:10:290
214009913577,18cyclictest16723-21cron21:00:010
214009913486,37cyclictest17928-21chrt23:10:040
214009913483,40cyclictest28145-21df23:50:170
214009913482,42cyclictest8815-21apt-config22:35:060
214009913478,37cyclictest28009-21seq21:42:150
214009913474,20cyclictest19377-21aten_r7power_en21:10:120
214009913474,20cyclictest10608-21grep22:40:160
214009913473,41cyclictest23365-21chrt19:15:590
214009913473,21cyclictest29457-21runrttasks21:49:000
214009913471,42cyclictest1396-21ntp_states22:05:430
214009913383,36cyclictest2579-21apt-get00:17:060
214009913382,39cyclictest29029-21wget19:40:140
214009913379,42cyclictest19990-21apt23:17:120
214009913374,20cyclictest8544-21ntp_states20:25:410
214009913372,44cyclictest31860-21aten_r7power_cu19:50:110
214009913371,23cyclictest26794-21memory19:30:370
214009913368,34cyclictest8757-21apt-get22:37:090
214009913284,37cyclictest30213-21seq23:59:110
214009913282,39cyclictest1688-21latency_hist00:15:010
214009913183,36cyclictest5343-21chrt00:25:480
214009913177,43cyclictest31913-21df00:05:190
214009913174,38cyclictest6792-21ntp_states22:25:410
214009913171,39cyclictest11886-21cat20:40:110
214009913083,35cyclictest25233-21/usr/sbin/munin19:25:210
214009913075,36cyclictest4278-21latency_hist20:10:030
214009913071,41cyclictest12823-21chrt22:49:350
214009913069,22cyclictest28008-21irqstats19:35:310
214009913064,49cyclictest10250irq/56-4a10000019:11:330
214009913061,51cyclictest1312-21sshd20:32:410
214009912982,37cyclictest6044-21aten_r7power_en00:30:130
214009912982,35cyclictest10623-21/usr/sbin/munin20:35:160
214009912980,37cyclictest26203-21fw_packets21:35:280
214009912979,39cyclictest29771-21chrt21:50:150
214009912979,39cyclictest26776-21aten_r7power_po23:45:110
214009912965,44cyclictest32226-21wget22:00:130
214009912880,37cyclictest13374-21awk22:50:390
214009912879,40cyclictest18290-21df21:05:190
214009912878,40cyclictest2942-21seq20:04:130
214009912876,41cyclictest2871-21chrt22:10:500
214009912868,19cyclictest22105-21if_err_eth021:20:290
214009912773,36cyclictest26578-21seq23:44:520
214009912679,36cyclictest20929-21open_inodes23:20:450
214009912577,36cyclictest1305-21snmpd20:50:070
214009912478,36cyclictest21127-21cut21:15:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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