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2025-05-24 - 12:20
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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 all highest latencies:
System rackeslot4.osadl.org (updated Sat May 24, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
295638999302,25cyclictest3277840-21apt-get23:45:160
295639999261,21cyclictest3328863-21apt-get00:25:133
2956396992622,2cyclictest0-21swapper/223:30:012
295639399262,22cyclictest2986818-21ls19:40:001
295639399261,23cyclictest3345700-21ntpq00:35:221
295639399260,24cyclictest3211646-21nvmesmart_nvme022:50:271
295639999250,22cyclictest3296630-21cron00:00:013
295639699252,20cyclictest3233340-21apt-get23:10:152
295639699251,21cyclictest2961705-21apt-get19:15:112
295639699250,4cyclictest3303047-21turbostat00:05:002
295639699250,23cyclictest3345499-21latency00:35:192
295639399252,3cyclictest2987096-21apt-get19:40:161
295639399252,21cyclictest2971863-21apt-get19:25:131
2956393992519,3cyclictest3058769-21apt-get20:50:121
295639399251,21cyclictest3078889-21diskmemload22:55:061
295639399251,21cyclictest2992192-21apt-get19:45:131
295639399251,20cyclictest0-21swapper/122:20:191
295639399250,24cyclictest3337071-21cut00:30:201
2956389992520,3cyclictest2956611-21apt-get19:10:140
2956399992420,2cyclictest2987096-21apt-get19:40:163
295639999240,22cyclictest3230754-21grep23:05:203
295639999240,22cyclictest3111408-21ssh21:35:013
295639699241,3cyclictest3033342-21apt-get20:25:132
295639699241,20cyclictest0-21swapper/221:15:102
295639699240,23cyclictest3171195-21sort22:20:242
295639699240,23cyclictest3155385-21ssh22:08:322
295639699240,22cyclictest3099012-21irqcore21:25:182
2956393992422,1cyclictest3078889-21diskmemload23:22:441
2956393992421,1cyclictest0-21swapper/123:25:201
2956393992419,3cyclictest3090287-21ssh21:15:311
2956393992419,3cyclictest3002339-21/usr/sbin/munin19:55:151
295639399241,3cyclictest3149777-21ssh22:05:121
295639399241,3cyclictest3078889-21diskmemload21:45:171
295639399241,21cyclictest3265058-21apt-get23:35:131
295639399241,21cyclictest3181634-21apt-get22:30:131
295639399241,21cyclictest3160146-21ntpq22:10:241
295639399241,21cyclictest3098502-21apt-get21:25:131
295639399241,21cyclictest3084913-21ssh21:13:441
295639399241,21cyclictest2997781-21sort19:50:171
295639399241,21cyclictest0-21swapper/121:35:011
295639399240,22cyclictest3264730-21cron23:35:001
295639399240,21cyclictest3233345-21ssh23:10:151
2956389992420,3cyclictest3226985-21apt-get23:05:130
295638999241,21cyclictest3078889-21diskmemload22:59:200
295638999240,23cyclictest0-21swapper/000:00:390
295638999240,22cyclictest683-21runrttasks00:29:100
295638999240,22cyclictest3118539-21ssh21:40:190
2956399992320,2cyclictest0-21swapper/322:25:003
2956399992319,2cyclictest3143361-21ssh22:00:103
2956399992319,2cyclictest3069422-21grep21:00:173
295639999231,2cyclictest3078889-21diskmemload23:38:083
295639999231,2cyclictest3078889-21diskmemload22:49:313
295639999231,2cyclictest3078889-21diskmemload21:57:543
295639999231,20cyclictest3078889-21diskmemload00:37:483
295639999230,22cyclictest3276695-21ssh23:42:353
295639999230,21cyclictest3078889-21diskmemload21:25:353
295639999230,20cyclictest3246011-21ssh23:20:143
295639999230,20cyclictest3078889-21diskmemload23:50:143
295639999230,20cyclictest3078889-21diskmemload22:15:073
2956396992320,2cyclictest3288279-21ssh23:50:212
2956396992319,2cyclictest3143015-21ssh21:59:572
2956396992319,2cyclictest0-21swapper/223:45:282
2956396992318,4cyclictest3276020-21ssh23:40:292
2956396992317,5cyclictest3129235-21ssh21:46:372
295639699231,2cyclictest3092113-21apt-get21:20:122
295639699231,21cyclictest3303355-21ssh00:05:102
295639699231,20cyclictest3078889-21diskmemload23:24:282
295639699231,20cyclictest0-21swapper/221:50:182
295639699231,20cyclictest0-21swapper/220:50:122
295639699231,19cyclictest3335202-21apt-get00:30:152
295639699231,19cyclictest3309766-21ssh00:10:172
295639699230,3cyclictest3194694-21fw_forwarded_lo22:40:162
295639699230,3cyclictest3078889-21diskmemload22:14:282
295639699230,20cyclictest0-21swapper/223:35:132
295639699230,20cyclictest0-21swapper/222:25:172
295639699230,20cyclictest0-21swapper/219:45:132
295639699230,19cyclictest0-21swapper/200:25:132
2956393992319,2cyclictest0-21swapper/121:21:361
2956393992319,2cyclictest0-21swapper/120:40:141
2956393992318,3cyclictest3032982-21cat20:25:001
295639399231,3cyclictest0-21swapper/100:10:281
295639399231,2cyclictest33082422chrt00:06:291
295639399231,2cyclictest3078889-21diskmemload23:55:321
295639399231,2cyclictest0-21swapper/122:25:201
295639399231,2cyclictest0-21swapper/121:55:191
295639399231,2cyclictest0-21swapper/121:40:241
295639399231,21cyclictest3078889-21diskmemload23:43:371
295639399231,21cyclictest3078889-21diskmemload00:18:001
295639399231,21cyclictest0-21swapper/121:50:061
295639399231,20cyclictest3328872-21ssh00:25:131
295639399231,20cyclictest0-21swapper/100:23:021
295639399231,1cyclictest3078889-21diskmemload22:48:571
295639399231,1cyclictest3078889-21diskmemload00:03:141
295639399230,3cyclictest3115546-21modprobe21:35:201
295639399230,3cyclictest0-21swapper/120:35:121
295639399230,22cyclictest3167086-21ssh22:15:341
295639399230,20cyclictest64-21kcompactd020:15:101
295639399230,20cyclictest3078889-21diskmemload23:45:031
295638999232,20cyclictest171ktimers/022:07:330
2956389992320,2cyclictest3252352-21apt-get23:25:120
2956389992319,2cyclictest3027841-21apt-get20:20:120
2956389992318,4cyclictest3269602-21ssh23:35:280
295638999231,2cyclictest3188040-21apt-get22:35:150
295638999231,2cyclictest2961705-21apt-get19:15:120
295638999231,20cyclictest3053672-21apt-get20:45:130
295638999231,20cyclictest0-21swapper/019:25:200
295638999230,4cyclictest3239119-21ssh23:14:150
295638999230,22cyclictest3182158-21grep22:30:180
295638999230,22cyclictest3103078-21ssh21:25:360
2956399992219,2cyclictest3186329-21ssh22:30:533
2956399992219,2cyclictest0-21swapper/320:10:133
2956399992219,1cyclictest3149770-21apt-get22:05:123
2956399992218,3cyclictest3063568-21cron20:55:003
295639999221,20cyclictest3078889-21diskmemload23:15:453
295639999221,20cyclictest0-21swapper/323:26:113
295639999221,20cyclictest0-21swapper/322:44:343
295639999221,19cyclictest3078889-21diskmemload21:46:163
295639999220,3cyclictest3238519-21ssh23:12:273
295639999220,3cyclictest3090410-21ssh21:15:533
295639999220,2cyclictest3226231-21cron23:04:593
295639999220,2cyclictest3078889-21diskmemload22:55:013
295639999220,2cyclictest3078889-21diskmemload21:33:363
295639999220,2cyclictest3078889-21diskmemload21:20:063
295639999220,2cyclictest2992684-21taskset19:45:173
295639999220,21cyclictest64-21kcompactd021:51:543
295639999220,21cyclictest3327082-21ssh00:20:383
295639999220,21cyclictest3294640-21ntpq23:55:263
295639999220,21cyclictest3161206-21ssh22:12:043
295639999220,20cyclictest3213570-21munin-run22:54:593
295639999220,20cyclictest3181007-21ssh22:29:053
295639999220,19cyclictest64-21kcompactd023:45:013
295639999220,19cyclictest0-21swapper/321:40:063
2956396992219,2cyclictest3118027-21apt-get21:40:152
2956396992219,2cyclictest0-21swapper/220:05:122
2956396992219,1cyclictest0-21swapper/220:00:142
2956396992218,2cyclictest3295115-21users23:55:302
295639699221,2cyclictest0-21swapper/221:37:192
295639699221,20cyclictest64-21kcompactd019:30:312
295639699221,20cyclictest3078889-21diskmemload21:34:522
295639699221,20cyclictest0-21swapper/223:09:292
295639699221,20cyclictest0-21swapper/222:59:572
295639699221,20cyclictest0-21swapper/222:51:472
295639699220,2cyclictest3322758-21ssh00:20:142
295639699220,2cyclictest1-21systemd20:35:012
295639699220,2cyclictest0-21swapper/223:00:152
295639699220,21cyclictest3258615-21ssh23:30:052
295639699220,20cyclictest3316154-21ssh00:15:142
295639699220,20cyclictest3188047-21ssh22:35:152
295639699220,20cyclictest0-21swapper/223:15:142
295639699220,20cyclictest0-21swapper/220:55:132
295639699220,19cyclictest3181555-21ssh22:30:022
295639699220,19cyclictest0-21swapper/219:10:132
2956393992219,2cyclictest3078889-21diskmemload22:02:311
2956393992219,2cyclictest0-21swapper/120:45:141
2956393992219,2cyclictest0-21swapper/120:10:131
2956393992218,2cyclictest3194405-21ssh22:40:141
295639399221,2cyclictest3078889-21diskmemload23:01:221
295639399221,20cyclictest3078889-21diskmemload22:36:331
295639399220,2cyclictest3231905-21ssh23:06:391
295639399220,2cyclictest0-21swapper/120:55:181
295639399220,21cyclictest64-21kcompactd020:33:261
295639399220,21cyclictest0-21swapper/119:15:211
295639399220,20cyclictest3078889-21diskmemload23:15:161
2956389992219,2cyclictest3320190-21ntpq00:15:250
2956389992219,2cyclictest3078889-21diskmemload21:35:180
2956389992219,2cyclictest3078889-21diskmemload21:30:280
2956389992219,1cyclictest3258689-21apt-get23:30:150
2956389992218,2cyclictest510-21dbus-daemon23:40:020
295638999221,20cyclictest3134691-21ntpq21:50:210
295638999221,20cyclictest3124330-21apt-get21:45:140
295638999221,20cyclictest3078889-21diskmemload23:15:300
295638999221,20cyclictest3078889-21diskmemload00:33:060
295638999221,20cyclictest3017664-21apt-get20:10:130
295638999221,1cyclictest3220220-21apt-get23:00:150
295638999221,19cyclictest3175302-21apt-get22:25:160
295638999220,2cyclictest3078889-21diskmemload22:47:040
295638999220,2cyclictest3078889-21diskmemload21:58:020
295638999220,21cyclictest3295153-21ssh23:55:330
295638999220,21cyclictest3289436-21ssh23:52:360
295638999220,21cyclictest3160961-21ssh22:11:180
295638999220,21cyclictest3092402-21fw_conntrack21:20:140
295638999220,20cyclictest3162438-21ssh22:15:030
2956399992119,1cyclictest0-21swapper/320:35:123
2956399992119,1cyclictest0-21swapper/320:20:133
2956399992119,1cyclictest0-21swapper/319:30:093
2956399992119,1cyclictest0-21swapper/319:10:143
2956399992118,2cyclictest3078889-21diskmemload23:31:293
2956399992118,1cyclictest0-21swapper/322:35:153
295639999210,20cyclictest64-21kcompactd021:07:493
295639999210,20cyclictest64-21kcompactd020:34:303
295639999210,20cyclictest3078889-21diskmemload00:30:323
295639999210,20cyclictest3078889-21diskmemload00:12:453
295639999210,20cyclictest0-21swapper/321:10:253
295639999210,20cyclictest0-21swapper/300:05:253
295639999210,19cyclictest0-21swapper/300:15:153
2956396992119,1cyclictest3078889-21diskmemload22:17:122
2956396992119,1cyclictest0-21swapper/222:46:232
2956396992117,2cyclictest0-21swapper/219:40:172
295639699210,20cyclictest0-21swapper/219:35:142
2956393992118,2cyclictest0-21swapper/119:20:141
295639399211,1cyclictest0-21swapper/119:30:311
295639399211,19cyclictest0-21swapper/121:00:191
295639399210,2cyclictest0-21swapper/120:00:141
295639399210,20cyclictest0-21swapper/119:10:141
2956389992119,1cyclictest3078889-21diskmemload00:10:110
2956389992119,1cyclictest0-21swapper/022:21:130
2956389992119,1cyclictest0-21swapper/021:15:440
2956389992118,2cyclictest3246007-21apt-get23:20:140
295638999211,1cyclictest64-21kcompactd019:45:020
295638999211,19cyclictest3303347-21apt-get00:05:100
295638999211,19cyclictest3078889-21diskmemload22:41:020
295638999210,20cyclictest3078889-21diskmemload22:50:330
295638999210,20cyclictest3078889-21diskmemload21:14:380
295638999210,20cyclictest0-21swapper/019:40:170
295638999210,19cyclictest3078889-21diskmemload22:00:070
295638999210,19cyclictest3078889-21diskmemload00:35:530
2956399992018,1cyclictest64-21kcompactd019:29:593
2956399992018,1cyclictest0-21swapper/320:07:373
2956399992018,1cyclictest0-21swapper/319:15:113
2956399992017,1cyclictest0-21swapper/319:53:383
295639999200,20cyclictest0-21swapper/320:59:463
295639999200,1cyclictest0-21swapper/319:55:123
2956396992018,1cyclictest0-21swapper/220:49:342
2956396992018,1cyclictest0-21swapper/220:20:132
2956396992018,1cyclictest0-21swapper/220:13:322
295639699200,1cyclictest0-21swapper/219:55:122
2956389992018,1cyclictest0-21swapper/020:35:120
2956389992018,1cyclictest0-21swapper/019:30:090
295638999200,1cyclictest0-21swapper/000:20:570
295638999200,19cyclictest3017389-21idleruntime-cro20:09:590
295638999200,19cyclictest0-21swapper/021:00:120
2956399991917,1cyclictest0-21swapper/320:45:133
295639699190,19cyclictest0-21swapper/220:40:572
2956389991917,1cyclictest0-21swapper/019:39:070
2956399991813,3cyclictest3007468-21apt-get20:00:143
2956396991816,1cyclictest0-21swapper/219:50:252
2956396991815,2cyclictest0-21swapper/219:30:002
2956393991816,1cyclictest0-21swapper/121:05:141
2956393991816,1cyclictest0-21swapper/120:25:131
2956389991814,3cyclictest3002099-21apt19:55:000
2956399991715,1cyclictest64-21kcompactd019:20:193
2956399991714,2cyclictest3049526-21kthreadcore20:40:203
2956396991715,1cyclictest0-21swapper/221:01:562
2956389991716,1cyclictest0-21swapper/020:56:000
2956389991714,2cyclictest3027566-21idleruntime-cro20:19:590
2956389991714,2cyclictest3002364-21apt-get19:55:130
2956389991713,3cyclictest245621450irq/127-enp0s29f1:rx-020:25:130
2956389991614,1cyclictest0-21swapper/020:50:130
2956389991613,2cyclictest245621450irq/127-enp0s29f1:rx-021:05:240
2956399991514,1cyclictest64-21kcompactd020:27:303
2956399991513,1cyclictest64-21kcompactd020:16:453
2956396991512,2cyclictest521-21systemd-logind20:38:482
295639399152,2cyclictest30169692grep20:05:251
2956389991512,2cyclictest3048574-21apt-get20:40:150
2956396991412,1cyclictest0-21swapper/221:05:142
2956396991411,2cyclictest2971160-21unixbench_singl19:20:272
295638999147,5cyclictest1-21systemd20:05:000
2956399991311,1cyclictest0-21swapper/319:35:143
295639399131,3cyclictest2956315-21latency_hist19:10:011
295638999118,2cyclictest245621450irq/127-enp0s29f1:rx-019:20:200
295639999107,2cyclictest0-21swapper/319:10:013
29563969986,1cyclictest2956385-21cyclictest19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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