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2026-06-20 - 06:24
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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 Fri Jun 19, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25911991718,105cyclictest26802-21df11:25:200
25911991716,107cyclictest26056-21chrt09:15:170
259119916135,110cyclictest10250irq/56-4a10000009:34:190
259119916021,118cyclictest1305-21snmpd07:21:410
25911991598,95cyclictest11082-21df10:25:150
259119915814,125cyclictest1408-21nginx12:20:150
25103215820,113sleep025109-21/usr/sbin/munin07:05:300
25911991579,87cyclictest1298-21apt-get07:42:140
25911991578,94cyclictest12022-21apt-get10:32:120
25911991577,93cyclictest9049-21apt-get12:27:110
25911991577,20cyclictest17899-21apt-get08:47:090
25911991577,129cyclictest3719-21sshd09:55:320
25911991577,110cyclictest24388-21sshd11:15:460
259119915734,105cyclictest6125-21sshd12:11:320
259119915724,112cyclictest1305-21snmpd10:06:200
25911991569,110cyclictest1020-21sshd11:51:130
25911991558,92cyclictest4923-21users07:50:500
25911991557,126cyclictest22962-21sshd09:02:320
25911991557,104cyclictest5264-21systemd12:09:580
259119915549,94cyclictest31566-21runrttasks07:30:180
25911991548,106cyclictest19153-21ntp_states10:55:530
25911991538,109cyclictest7382-21fw_forwarded_lo10:10:260
25911991529,104cyclictest3308-21ntp_states12:00:430
25911991528,106cyclictest10712-21df08:15:160
25911991527,106cyclictest754-21systemd-journal08:06:320
25911991519,101cyclictest13583-21apt12:40:020
25911991518,86cyclictest7128-21memory08:00:330
25911991518,105cyclictest25996-21/usr/sbin/munin07:10:140
25911991517,110cyclictest1305-21snmpd07:35:410
259119915139,100cyclictest15914-21ntpq08:35:390
259119915134,98cyclictest27525-21interrupts07:15:300
259119915131,103cyclictest10250irq/56-4a10000009:10:110
259119915126,108cyclictest10250irq/56-4a10000008:24:440
259119915115,120cyclictest1408-21nginx11:30:070
259119915111,112cyclictest17556-21grep10:50:120
25911991509,106cyclictest5060-21ntp_states10:00:370
25911991508,89cyclictest11523-21memory12:30:310
25911991508,105cyclictest22600-21wget11:10:200
259119915038,100cyclictest20050-21ntpq08:50:410
259119915030,104cyclictest10250irq/56-4a10000011:45:080
259119915015,117cyclictest23371-21/usr/sbin/munin09:05:280
259119915010,103cyclictest31118-21chrt07:28:580
25911991498,105cyclictest32352-21fw_packets09:40:270
25911991496,104cyclictest1276-21runrttasks08:25:340
259119914938,101cyclictest2025-21ntpq11:55:370
259119914911,97cyclictest17902-21munin-run08:45:040
25911991487,100cyclictest2882-21sshd09:51:330
25911991486,124cyclictest1305-21snmpd11:41:470
259119914811,116cyclictest1305-21snmpd12:16:560
25911991478,103cyclictest25687-21memory11:20:360
25911991469,98cyclictest20186-21df11:00:160
25911991469,96cyclictest5906-21grep07:55:340
25911991469,123cyclictest16258-21/usr/sbin/munin10:45:510
25911991469,100cyclictest801-21dbus-daemon09:40:000
25911991468,106cyclictest28686-21memory09:25:330
25911991465,108cyclictest15232-21diskstats10:40:230
259119914641,94cyclictest14001-21fw_forwarded_lo10:35:280
259119914523,111cyclictest9157-21apt-get10:17:070
259119914520,115cyclictest10049-21runrttasks10:20:380
25911991449,103cyclictest2059-21munin-run09:50:020
25911991447,117cyclictest21591-21awk11:05:350
25911991447,116cyclictest20893-21sshd08:55:130
25911991447,101cyclictest27447-21memory09:20:330
25911991445,121cyclictest14366-21wget08:30:140
259119914424,110cyclictest9318-21grep08:10:130
25911991427,117cyclictest29087-21/usr/sbin/munin11:35:440
259119914246,87cyclictest3581-21awk07:45:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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