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2025-12-11 - 19:57
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Thu Dec 11, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139079223060,2sleep01390794-21sort12:30:100
130056222590,3chrt1119380-21munin-node07:45:120
131245322560,2sleep01312454-21find08:26:210
132619222520,4chrt1326194-21interrupts09:15:310
134949022490,3chrt1349488-21sshd10:25:290
132466022440,3chrt1324655-21ntpq09:10:470
132200322440,3chrt1322002-21ld09:01:110
136082622400,3chrt1360827-21ssh10:59:520
131100522350,3chrt1311006-21mailstats08:21:180
129060399221153,57cyclictest1298949-31find07:40:010
129060399197143,44cyclictest29-21kswapd011:06:270
134260321930,2sleep01342604-21date10:05:090
129060399191156,23cyclictest1357556-21true10:50:030
137610921900,2sleep01376112-21cut11:45:350
129060399187115,20cyclictest29-21kswapd012:01:280
129060399186156,20cyclictest1334164-21kworker/u2:209:56:500
129060399186128,48cyclictest29-21kswapd009:46:440
129060399185119,56cyclictest29-21kswapd009:41:280
129060399185113,19cyclictest29-21kswapd012:31:290
129060399183153,20cyclictest29-21kswapd011:36:360
137173621810,2sleep01371739-21tr11:31:520
129097221780,2sleep01290975-21sort07:10:270
129060399178148,21cyclictest29-21kswapd012:21:280
129060399177143,22cyclictest1361302-40find11:01:340
129060399174145,20cyclictest29-21kswapd011:11:440
129060399174141,22cyclictest1332583-21true09:35:040
130938221720,3chrt1309380-21ld08:15:580
130336321700,3chrt1303360-21apt-get07:55:140
129060399169139,21cyclictest29-21kswapd007:41:130
136631021670,4chrt1366302-21ntpq11:15:420
130508321670,4chrt1305080-21ntpq08:00:340
129060399167138,20cyclictest29-21kswapd010:36:290
129060399167137,19cyclictest1373990-21kworker/u2:211:45:050
129060399165134,20cyclictest84-21jbd2/mmcblk0p2-08:50:030
129060399165134,19cyclictest84-21jbd2/mmcblk0p2-09:20:530
129060399165132,22cyclictest1347539-21true10:20:040
139344321640,3chrt1393442-21sed12:36:570
129060399164137,16cyclictest1381891-21kworker/u2:212:10:070
133907021620,3chrt1339071-21ssh09:54:190
137035821600,3chrt1370356-21ssh11:27:380
130880321600,3chrt1308802-21systemd-run08:15:030
129060399159129,19cyclictest1343851-21kworker/u2:110:21:570
129060399159128,20cyclictest84-21jbd2/mmcblk0p2-08:55:030
129060399155127,18cyclictest1383869-21kworker/u2:012:11:470
129060399153123,19cyclictest1367383-21kworker/u2:011:25:060
129060399153109,20cyclictest84-21jbd2/mmcblk0p2-09:35:540
129060399147116,20cyclictest1339221-21kworker/u2:010:05:230
129060399146114,20cyclictest84-21jbd2/mmcblk0p2-11:55:000
129060399145115,19cyclictest1343851-21kworker/u2:110:45:040
131726621420,2sleep01317267-21latency_hist08:45:070
129060399141110,20cyclictest1327130-21kworker/u2:209:26:230
129060399137106,19cyclictest84-21jbd2/mmcblk0p2-09:00:040
129060399132103,19cyclictest1347063-21kworker/u2:010:31:580
129060399132102,19cyclictest84-21jbd2/mmcblk0p2-12:15:540
12906039912697,19cyclictest1296193-21kworker/u2:107:35:060
12906039912695,20cyclictest84-21jbd2/mmcblk0p2-10:10:410
12906039912595,19cyclictest84-21jbd2/mmcblk0p2-08:40:000
12906039912492,20cyclictest84-21jbd2/mmcblk0p2-10:50:560
12906039912293,19cyclictest1310210-21kworker/u2:108:34:300
12906039911281,20cyclictest1301828-21kworker/u2:008:05:210
12906039910880,19cyclictest1294663-21kworker/u2:007:27:550
12906039910475,19cyclictest1289900-21kworker/u2:107:15:360
12906039910275,18cyclictest1376903-21kworker/u2:011:59:020
12906039910273,19cyclictest1291997-21kworker/u2:207:21:180
1290603999766,20cyclictest84-21jbd2/mmcblk0p2-07:55:050
1290603999263,19cyclictest1319956-21kworker/u2:209:05:130
128940028915,19sleep01289403-21df07:05:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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