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2026-07-14 - 14:17
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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 Mon Jul 13, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12854221229,53sleep00-21swapper/007:08:470
130669916435,108cyclictest29932-21seq12:22:590
13066991629,16cyclictest4074-21apt-get10:47:130
13066991616,16cyclictest8537-21/usr/sbin/munin08:55:460
130669916110,40cyclictest1408-21nginx07:55:310
130669916025,22cyclictest1421-21sshd12:37:120
130669915932,116cyclictest1408-21nginx11:00:000
130669915926,117cyclictest787-21haveged10:20:130
130669915921,14cyclictest247482chrt09:55:500
130669915910,32cyclictest24443-21apt-get12:02:140
130669915843,94cyclictest10150irq/55-4a10000007:15:410
130669915839,106cyclictest18318-21ntpq09:30:410
130669915835,111cyclictest24776-21apt-get12:05:240
130669915740,106cyclictest17302-21aten_r7power_vo07:25:180
130669915734,109cyclictest754-21systemd-journal08:40:340
130669915729,17cyclictest9353-21wget09:00:140
13066991567,37cyclictest1305-21snmpd10:04:520
130669915645,91cyclictest10150irq/55-4a10000010:25:390
130669915642,96cyclictest3650irq/20-4900000009:22:140
130669915518,122cyclictest19843-21wget07:35:120
130669915343,99cyclictest14514-21vmstat09:16:430
130669915330,14cyclictest10150irq/55-4a10000009:05:230
130669915330,111cyclictest30343-21diskstats08:15:350
13066991526,21cyclictest10917-21cpu11:10:170
130669915238,93cyclictest1305-21snmpd10:40:000
130669915211,30cyclictest787-21haveged12:30:040
13066991517,15cyclictest6021-21df_inode10:50:230
130669915136,102cyclictest754-21systemd-journal11:51:510
130669915132,106cyclictest3146-21df_inode10:40:190
13066991508,14cyclictest5050-21apt-get08:47:080
13066991507,17cyclictest31764-21ntp_states08:20:420
13066991506,14cyclictest23907-21ntpq07:50:420
13066991499,16cyclictest27030-21ntp_states10:05:460
13066991498,14cyclictest11661-21apt-get09:12:110
130669914937,97cyclictest8950irq/40-mmc109:35:210
130669914841,96cyclictest22373-21awk11:55:390
130669914837,99cyclictest29629-21find10:15:460
130669914836,97cyclictest0-21swapper/011:20:100
130669914835,102cyclictest16826-21ls07:25:060
130669914825,14cyclictest22045-21ntp_states09:45:410
13066991479,19cyclictest16871-21df09:25:180
13066991476,34cyclictest1480-21munin-node11:45:140
130669914733,102cyclictest28533-21wget08:10:140
130669914733,102cyclictest1-21systemd12:10:390
130669914729,20cyclictest21137-21wget07:40:170
130669914648,88cyclictest27540-21sshd08:05:340
130669914636,99cyclictest19642-21latency_hist07:35:030
130669914633,99cyclictest801-21dbus-daemon11:30:010
130669914631,12cyclictest10150irq/55-4a10000011:30:370
130669914616,26cyclictest0-21swapper/007:14:140
130669914542,91cyclictest1276-21runrttasks12:30:520
130669914537,98cyclictest924-21runrttasks08:27:000
130669914528,20cyclictest9669-21wget11:05:150
130669914527,19cyclictest1451-21cut08:30:130
130669914448,86cyclictest456-21aten_r7power_en10:30:160
130669914443,91cyclictest12227-21runrttasks11:15:190
130669914438,94cyclictest28062-21runrttasks10:10:180
130669914427,18cyclictest9202-21runrttasks11:03:030
130669914418,19cyclictest17097-21aten_r7power_po11:35:140
13066991437,24cyclictest22914-21chrt09:50:140
130669914340,92cyclictest18577-21fw_conntrack11:40:550
13066991428,31cyclictest1285-21lldpd12:18:340
130669914242,89cyclictest26071-21/usr/sbin/munin08:00:140
130669914136,94cyclictest23108-21sshd07:47:440
130669914121,15cyclictest1305-21snmpd08:38:440
130669913941,87cyclictest10250irq/56-4a10000009:44:490
130669913932,96cyclictest7722-21runrttasks08:53:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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