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2025-11-06 - 15:12
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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 rackeslot4.osadl.org (updated Thu Nov 06, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
187190999310,1cyclictest0-21swapper/121:21:541
187190599301,4cyclictest683-21runrttasks23:09:350
1871916992926,2cyclictest0-21swapper/300:35:013
1871905992823,4cyclictest2006035-21cat21:15:260
187191199270,6cyclictest2015042-21idleruntime21:25:162
1871916992624,1cyclictest1995004-21diskmemload22:22:553
187191199262,22cyclictest2094313-21ntpq22:25:222
187191199261,21cyclictest0-21swapper/223:00:132
187190599261,4cyclictest2146787-21df23:10:150
187190599261,4cyclictest2131762-21ntpq22:55:240
187190599261,21cyclictest2247473-21apt-get00:30:120
187191699252,20cyclictest2140297-21apt-get23:05:153
187191199251,22cyclictest2226593-21seq00:10:432
187190999251,21cyclictest2134019-21apt-get23:00:131
187190599251,4cyclictest2033652-21fw_conntrack21:40:150
187190599251,22cyclictest1897883-21apt-get19:35:100
1871916992420,2cyclictest1964777-21apt-get20:40:153
187191699241,3cyclictest1939903-21grep20:15:163
187191699241,20cyclictest1995004-21diskmemload23:45:113
187191699240,23cyclictest2063713-21ssh22:01:113
187191699240,1cyclictest1908064-21apt-get19:45:133
1871911992420,2cyclictest1902960-21apt-get19:40:102
1871911992418,5cyclictest2144306-21ssh23:05:222
1871911992418,4cyclictest2029873-21kthreadcore21:35:182
187191199241,3cyclictest1-21systemd20:15:002
187191199241,2cyclictest0-21swapper/220:50:132
187191199241,22cyclictest1995004-21diskmemload23:11:182
187191199241,22cyclictest1995004-21diskmemload21:23:122
187191199240,23cyclictest2155123-21grep23:15:182
1871909992420,2cyclictest2177787-21apt-get23:35:151
1871909992420,2cyclictest1892813-21apt-get19:30:121
187190999240,23cyclictest2132680-21ssh22:56:461
187190999240,22cyclictest1944946-21irqcore20:20:151
187190599242,2cyclictest0-21swapper/020:00:190
1871905992419,3cyclictest1995730-21/usr/sbin/munin21:10:150
1871905992418,4cyclictest2071193-21idleruntime-cro22:10:000
1871905992418,4cyclictest0-21swapper/000:15:150
187190599241,3cyclictest2215716-21apt-get00:05:110
187190599241,3cyclictest2084051-21apt-get22:20:100
187190599241,3cyclictest1923117-21cat19:59:590
187190599241,21cyclictest2234945-21apt-get00:20:140
187190599241,21cyclictest1995004-21diskmemload23:22:010
187190599241,21cyclictest0-21swapper/022:00:000
187190599241,21cyclictest0-21swapper/020:10:190
187190599241,20cyclictest0-21swapper/021:35:120
187190599240,22cyclictest2106547-21cut22:35:190
187190599240,22cyclictest2101780-21ssh22:32:490
187190599240,22cyclictest2043535-21/usr/sbin/munin21:45:200
1871916992320,2cyclictest522-21in:imuxsock20:05:003
1871916992320,2cyclictest1960628-21kthreadcore20:35:183
1871916992319,3cyclictest1995004-21diskmemload21:12:373
1871916992319,2cyclictest2146636-21apt-get23:10:143
1871916992319,2cyclictest1985063-21apt-get21:00:133
187191699231,3cyclictest1949543-21apt-get20:25:153
187191699231,3cyclictest1949543-21apt-get20:25:153
187191699231,2cyclictest1995004-21diskmemload22:54:373
187191699231,2cyclictest1995004-21diskmemload21:50:593
187191699231,20cyclictest0-21swapper/320:24:593
187191699231,19cyclictest1995004-21diskmemload00:35:113
187191699230,3cyclictest1897607-21cron19:35:003
187191699230,22cyclictest2240685-21ssh00:24:213
187191699230,21cyclictest1995004-21diskmemload22:14:083
187191699230,20cyclictest2202841-21diskstats23:55:173
187191699230,20cyclictest2081812-21ntpq22:15:233
187191699230,20cyclictest1995004-21diskmemload00:10:093
187191699230,20cyclictest0-21swapper/322:10:003
1871911992319,3cyclictest1923028-21awk20:00:002
1871911992319,3cyclictest0-21swapper/200:39:062
1871911992318,4cyclictest2126741-21ssh22:52:352
187191199231,2cyclictest0-21swapper/223:50:152
187191199231,2cyclictest0-21swapper/200:25:142
187191199231,21cyclictest1995004-21diskmemload22:40:152
187191199231,21cyclictest1995004-21diskmemload21:32:492
187191199231,21cyclictest1995004-21diskmemload00:17:222
187191199231,21cyclictest0-21swapper/223:43:152
187191199231,21cyclictest0-21swapper/219:14:572
187191199231,21cyclictest0-21swapper/200:05:112
187191199231,20cyclictest2208119-21ssh23:58:262
187191199231,20cyclictest1995004-21diskmemload23:32:392
187191199231,20cyclictest1882656-21apt-get19:20:112
187191199230,3cyclictest2234195-21apt-get00:20:012
187191199230,3cyclictest2178291-21irqcore23:35:192
187191199230,22cyclictest2164043-21ssh23:21:302
187191199230,21cyclictest2069386-21/usr/sbin/munin22:05:232
187191199230,21cyclictest1995004-21diskmemload22:45:312
187191199230,21cyclictest1995004-21diskmemload22:22:132
187191199230,21cyclictest1995004-21diskmemload22:03:462
187191199230,21cyclictest1995004-21diskmemload21:10:072
187191199230,21cyclictest1958486-21ntpq20:30:202
187191199230,21cyclictest0-21swapper/221:50:172
187191199230,20cyclictest1887738-21apt-get19:25:142
1871909992320,2cyclictest1917953-21sh19:54:591
1871909992319,3cyclictest2081830-21ld22:15:241
1871909992318,4cyclictest2239657-21ssh00:21:041
187190999231,21cyclictest1995004-21diskmemload00:27:331
187190999231,19cyclictest0-21swapper/123:30:121
187190999230,20cyclictest2058903-21/usr/sbin/munin22:00:111
187190599232,20cyclictest2135354-21kthreadcore23:00:180
1871905992320,2cyclictest2090327-21apt-get22:25:130
1871905992319,3cyclictest1995004-21diskmemload21:23:180
1871905992319,2cyclictest1974909-21apt-get20:50:130
1871905992319,2cyclictest1887738-21apt-get19:25:130
1871905992318,3cyclictest1913132-21apt-get19:50:140
1871905992317,3cyclictest2020856-21apt-get21:30:120
187190599231,2cyclictest2121560-21apt-get22:50:120
187190599231,2cyclictest1995004-21diskmemload23:38:290
187190599231,2cyclictest1995004-21diskmemload21:50:570
187190599231,2cyclictest1939403-21apt-get20:15:120
187190599231,2cyclictest0-21swapper/023:31:420
187190599231,21cyclictest1995004-21diskmemload22:49:160
187190599231,21cyclictest1995004-21diskmemload00:11:150
187190599231,20cyclictest2169639-21ssh23:25:240
187190599231,20cyclictest1995004-21diskmemload23:59:010
187190599230,21cyclictest1995004-21diskmemload23:46:280
187190599230,21cyclictest1990146-21apt-get21:05:160
187190599230,21cyclictest0-21swapper/022:15:150
1871916992219,2cyclictest2001975-21sh21:15:153
1871916992219,2cyclictest1995004-21diskmemload21:36:263
1871916992219,1cyclictest1995004-21diskmemload22:40:023
1871916992217,4cyclictest2120625-21ssh22:48:053
1871916992217,3cyclictest1877267-21cron19:15:013
187191699221,2cyclictest2171710-21apt-get23:30:123
187191699221,2cyclictest2165439-21apt-get23:25:133
187191699221,20cyclictest1-21systemd20:10:173
187191699221,20cyclictest0-21swapper/323:40:113
187191699221,20cyclictest0-21swapper/321:43:173
187191699220,3cyclictest2220385-21ssh00:05:563
187191699220,21cyclictest1995004-21diskmemload23:52:413
187191699220,20cyclictest1975394-21ps20:50:173
187191699220,20cyclictest1913135-21taskset19:50:153
187191699220,19cyclictest2007918-21ssh21:20:123
187191699220,19cyclictest0-21swapper/323:35:153
187191699220,19cyclictest0-21swapper/321:30:143
187191699220,19cyclictest0-21swapper/319:20:113
1871911992219,2cyclictest2072915-21cat22:10:192
1871911992219,2cyclictest0-21swapper/222:35:222
1871911992219,1cyclictest1995004-21diskmemload21:55:492
1871911992219,1cyclictest0-21swapper/222:55:452
187191199221,2cyclictest1995004-21diskmemload22:18:162
187191199221,20cyclictest0-21swapper/223:46:372
187191199221,20cyclictest0-21swapper/220:20:312
187191199221,1cyclictest0-21swapper/220:46:522
187191199220,2cyclictest2101481-21ssh22:31:482
187191199220,2cyclictest1995004-21diskmemload21:16:522
187191199220,21cyclictest2209282-21/usr/sbin/munin00:00:152
187191199220,21cyclictest1995004-21diskmemload21:41:002
187191199220,20cyclictest1954318-21cron20:30:002
187191199220,20cyclictest1954318-21cron20:30:002
187191199220,20cyclictest0-21swapper/221:45:312
187190999222,19cyclictest1995004-21diskmemload00:04:561
1871909992219,2cyclictest1978858-21ntpq20:50:221
1871909992218,2cyclictest2247481-21chrt00:30:121
1871909992218,2cyclictest1964783-21taskset20:40:151
1871909992217,4cyclictest1877275-21sh19:15:001
1871909992215,1cyclictest191rcu_preempt23:42:391
187190999221,2cyclictest2196425-21apt-get23:50:151
187190999221,2cyclictest2125599-21ntpq22:50:211
187190999221,20cyclictest2077499-21sh22:15:001
187190999221,20cyclictest1995004-21diskmemload23:10:541
187190999221,20cyclictest1995004-21diskmemload22:22:091
187190999220,2cyclictest2014582-21chrt21:25:111
187190999220,2cyclictest1995004-21diskmemload22:48:431
187190999220,2cyclictest1995004-21diskmemload22:07:121
187190999220,20cyclictest2202669-21apt-get23:55:141
187190999220,1cyclictest0-21swapper/121:54:481
187190999220,19cyclictest0-21swapper/123:05:151
187190999220,19cyclictest0-21swapper/121:45:051
187190999220,19cyclictest0-21swapper/121:36:181
187190999220,19cyclictest0-21swapper/120:15:121
187190999220,19cyclictest0-21swapper/119:55:111
1871905992219,2cyclictest2209007-21apt-get00:00:120
1871905992219,2cyclictest1964777-21apt-get20:40:150
1871905992219,2cyclictest1949543-21apt-get20:25:140
1871905992219,2cyclictest1949543-21apt-get20:25:130
1871905992219,2cyclictest0-21swapper/022:40:130
1871905992218,3cyclictest2184383-21ssh23:40:150
1871905992218,2cyclictest1995004-21diskmemload23:52:070
1871905992218,2cyclictest0-21swapper/000:25:130
187190599221,2cyclictest64-21kcompactd019:42:540
187190599221,20cyclictest64-21kcompactd021:04:370
187190599221,20cyclictest1959674-21apt-get20:35:120
187190599221,20cyclictest0-21swapper/021:25:130
187190599220,2cyclictest1995004-21diskmemload23:15:140
187190599220,2cyclictest1995004-21diskmemload22:00:440
187190599220,21cyclictest1995004-21diskmemload22:10:310
187190599220,21cyclictest0-21swapper/019:10:120
187190599220,20cyclictest0-21swapper/020:55:130
1871916992119,1cyclictest0-21swapper/320:58:103
1871916992118,2cyclictest1995004-21diskmemload23:19:263
1871916992118,2cyclictest1995004-21diskmemload22:55:253
1871916992118,1cyclictest0-21swapper/323:20:103
187191699211,19cyclictest0-21swapper/300:15:333
187191699210,2cyclictest2056961-21ssh21:56:003
187191699210,20cyclictest1995004-21diskmemload00:25:173
187191699210,20cyclictest0-21swapper/322:30:323
187191699210,1cyclictest2014618-21apt-get21:25:123
187191699210,19cyclictest0-21swapper/321:45:283
1871911992119,1cyclictest0-21swapper/219:38:362
187191199211,19cyclictest0-21swapper/219:15:132
187191199210,20cyclictest64-21kcompactd020:37:122
187191199210,20cyclictest2165586-21ssh23:25:132
1871909992119,1cyclictest1995004-21diskmemload00:39:091
1871909992119,1cyclictest1995004-21diskmemload00:13:441
1871909992119,1cyclictest0-21swapper/121:43:171
1871909992118,2cyclictest2232754-21users00:15:281
1871909992118,2cyclictest2152882-21ssh23:15:131
1871909992118,2cyclictest1995004-21diskmemload22:42:501
1871909992118,2cyclictest1995004-21diskmemload22:30:071
187190999211,1cyclictest2094302-21ntpq22:25:221
187190999211,1cyclictest1995004-21diskmemload23:22:041
187190999211,1cyclictest1923727-21apt-get20:00:141
187190999211,19cyclictest1995004-21diskmemload21:18:141
187190999210,20cyclictest1995004-21diskmemload23:25:411
187190999210,20cyclictest1974651-21grep20:49:591
187190999210,1cyclictest0-21swapper/100:07:351
187190999210,19cyclictest64-21kcompactd019:29:271
187190999210,19cyclictest0-21swapper/121:55:001
1871905992118,2cyclictest0-21swapper/019:20:110
187190599211,1cyclictest0-21swapper/020:09:140
187190599211,19cyclictest0-21swapper/020:49:020
1871916992018,1cyclictest0-21swapper/323:00:133
1871916992018,1cyclictest0-21swapper/322:25:133
1871916992018,1cyclictest0-21swapper/319:40:103
1871916992018,1cyclictest0-21swapper/319:26:153
1871916992017,2cyclictest3471731-21systemd-journal19:20:003
1871916992017,1cyclictest0-21swapper/320:45:473
187191699200,1cyclictest64-21kcompactd019:37:313
187191699200,1cyclictest0-21swapper/322:35:323
1871911992017,1cyclictest0-21swapper/220:20:002
187191199200,1cyclictest0-21swapper/220:59:472
187191199200,1cyclictest0-21swapper/219:32:102
1871909992019,1cyclictest64-21kcompactd020:28:041
1871909992019,1cyclictest64-21kcompactd020:28:041
1871909992015,4cyclictest1938924-21sed20:15:011
187190999200,1cyclictest64-21kcompactd021:06:141
187190999200,1cyclictest0-21swapper/119:35:111
187190999200,19cyclictest0-21swapper/121:30:141
187190999200,19cyclictest0-21swapper/119:45:131
187190999200,18cyclictest1996250-21irqstats21:10:161
1871905992017,2cyclictest0-21swapper/020:30:120
187190599200,1cyclictest0-21swapper/019:30:120
187191699190,1cyclictest0-21swapper/319:55:123
1871911991917,1cyclictest0-21swapper/220:40:152
1871911991917,1cyclictest0-21swapper/220:06:332
187191199190,0cyclictest0-21swapper/220:00:192
1871909991917,1cyclictest0-21swapper/119:20:111
1871905991916,2cyclictest683-21runrttasks20:20:210
1871916991816,1cyclictest0-21swapper/321:05:163
1871911991816,1cyclictest0-21swapper/221:08:232
1871909991816,1cyclictest0-21swapper/121:00:131
1871909991816,1cyclictest0-21swapper/120:58:101
1871909991816,1cyclictest0-21swapper/120:35:031
1871909991816,1cyclictest0-21swapper/119:10:011
1871909991815,2cyclictest0-21swapper/119:40:091
1871905991816,1cyclictest0-21swapper/019:47:450
1871911991713,2cyclictest0-21swapper/219:54:592
1871909991714,2cyclictest1882372-21cron19:20:001
1871911991614,1cyclictest0-21swapper/219:45:132
1871905991613,2cyclictest245621450irq/127-enp0s29f1:rx-019:15:220
1871909991513,1cyclictest64-21kcompactd020:32:531
1871916991412,1cyclictest1871922-21latency_hist19:10:003
1871905991411,2cyclictest1872030-21apt-key19:10:000
1871916991310,1cyclictest1928826-21apt-get20:05:133
187191199129,2cyclictest0-21swapper/221:00:132
187190999128,3cyclictest3471731-21systemd-journal20:05:431
187191699118,1cyclictest0-21swapper/320:30:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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