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2026-06-16 - 01:26
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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 376 highest latencies:
System rack4slot4.osadl.org (updated Mon Jun 15, 2026 12:44:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46050520irq/122-QManpo11328-2110:48:550
46050520irq/122-QManpo11328-2110:48:550
71500rcu_preempt0-21swapper/011:33:400
71500rcu_preempt0-21swapper/011:33:400
71500rcu_preempt0-21swapper/011:33:400
11549994819cyclictest16389-21taskset10:38:330
71460rcu_preempt0-21swapper/007:38:490
71460rcu_preempt0-21swapper/007:38:490
11549994622cyclictest6632-21apt-get08:53:370
11549994622cyclictest6632-21apt-get08:53:370
46650450irq/116-QManpo7496-2110:48:553
46650450irq/116-QManpo7496-2110:48:553
71440rcu_preempt9044-21taskset07:09:212
71440rcu_preempt9044-21taskset07:09:212
71440rcu_preempt0-21swapper/009:48:420
71440rcu_preempt0-21swapper/009:48:420
71440rcu_preempt0-21swapper/009:48:420
11549994423cyclictest24943-21chrt09:44:540
11549994423cyclictest24943-21chrt09:44:540
11549994423cyclictest24943-21chrt09:44:540
11549994422cyclictest19525-21apt-get07:43:340
11549994422cyclictest19525-21apt-get07:43:340
11549994414cyclictest0-21swapper/012:07:580
11549994414cyclictest0-21swapper/012:07:580
11549994414cyclictest0-21swapper/012:07:580
71430rcu_preempt0-21swapper/212:13:492
71430rcu_preempt0-21swapper/212:13:492
71430rcu_preempt0-21swapper/212:13:492
71430rcu_preempt0-21swapper/012:26:370
71430rcu_preempt0-21swapper/012:26:370
71430rcu_preempt0-21swapper/012:26:370
46250430irq/120-QManpo11388-2110:48:551
46250430irq/120-QManpo11388-2110:48:551
11549994322cyclictest32284-21munin-run10:03:260
11549994322cyclictest32284-21munin-run10:03:260
11549994322cyclictest32284-21munin-run10:03:260
11549994322cyclictest32284-21munin-run10:03:260
11549994322cyclictest10238-21ntp_states11:28:510
11549994322cyclictest10238-21ntp_states11:28:510
11549994322cyclictest10238-21ntp_states11:28:510
11549994321cyclictest489-21df_inode12:13:430
11549994321cyclictest489-21df_inode12:13:430
11549994321cyclictest489-21df_inode12:13:430
11549994321cyclictest17338-21ssh10:38:540
11549994321cyclictest17338-21ssh10:38:540
11549994321cyclictest17338-21ssh10:38:540
11549994319cyclictest0-21swapper/012:18:400
11549994319cyclictest0-21swapper/012:18:400
11549994313cyclictest0-21swapper/009:21:050
11549994313cyclictest0-21swapper/009:21:050
11549994313cyclictest0-21swapper/009:21:050
71420rcu_preempt30064-21grep08:18:530
71420rcu_preempt30064-21grep08:18:530
71420rcu_preempt0-21swapper/209:13:252
71420rcu_preempt0-21swapper/209:13:252
71420rcu_preempt0-21swapper/109:56:571
71420rcu_preempt0-21swapper/109:56:571
71420rcu_preempt0-21swapper/109:56:571
71420rcu_preempt0-21swapper/012:32:300
71420rcu_preempt0-21swapper/012:32:300
71420rcu_preempt0-21swapper/012:32:300
71420rcu_preempt0-21swapper/009:15:210
71420rcu_preempt0-21swapper/009:15:210
46050420irq/122-QManpo9836-2110:48:550
46050420irq/122-QManpo9836-2110:48:550
11549994223cyclictest9273-21munin-run09:03:240
11549994223cyclictest9273-21munin-run09:03:240
11549994223cyclictest22470-21df07:53:390
11549994223cyclictest22470-21df07:53:390
11549994222cyclictest5756-21ntp_states08:48:490
11549994222cyclictest5756-21ntp_states08:48:490
11549994222cyclictest5756-21ntp_states08:48:490
11549994222cyclictest30929-21diskstats08:23:410
11549994222cyclictest30929-21diskstats08:23:410
11549994222cyclictest30929-21diskstats08:23:410
11549994222cyclictest2654-21ntp_states11:13:510
11549994222cyclictest2654-21ntp_states11:13:510
11549994221cyclictest29506-21/usr/sbin/munin11:03:390
11549994221cyclictest29506-21/usr/sbin/munin11:03:390
11549994221cyclictest29506-21/usr/sbin/munin11:03:390
11549994220cyclictest24049-21apt-get10:53:360
11549994220cyclictest24049-21apt-get10:53:360
11549994220cyclictest0-21swapper/011:53:430
11549994220cyclictest0-21swapper/011:53:430
11549994219cyclictest18976-21apt-get10:43:360
11549994219cyclictest18976-21apt-get10:43:360
11549994219cyclictest0-21swapper/009:36:090
11549994219cyclictest0-21swapper/009:36:090
11549994219cyclictest0-21swapper/009:36:090
11549994219cyclictest0-21swapper/009:36:090
11549994219cyclictest0-21swapper/008:03:390
11549994219cyclictest0-21swapper/008:03:390
11549994219cyclictest0-21swapper/008:03:390
11549994218cyclictest0-21swapper/011:10:100
11549994218cyclictest0-21swapper/011:10:100
11549994218cyclictest0-21swapper/011:10:100
11549994217cyclictest11039-21df_inode09:08:390
11549994217cyclictest11039-21df_inode09:08:390
11549994213cyclictest1958-21snmpd11:43:350
11549994213cyclictest1958-21snmpd11:43:350
11549994213cyclictest1958-21snmpd11:43:350
11549994211cyclictest0-21swapper/007:23:350
11549994211cyclictest0-21swapper/007:23:350
71410rcu_preempt0-21swapper/111:52:471
71410rcu_preempt0-21swapper/111:52:471
71410rcu_preempt0-21swapper/007:58:500
71410rcu_preempt0-21swapper/007:58:500
11549994122cyclictest21781-21diskstats10:48:420
11549994122cyclictest21781-21diskstats10:48:420
11549994122cyclictest21781-21diskstats10:48:420
11549994122cyclictest14118-21diskstats10:33:410
11549994122cyclictest14118-21diskstats10:33:410
11549994121cyclictest8921-21egrep10:23:390
11549994121cyclictest8921-21egrep10:23:390
11549994120cyclictest2143-21memory10:08:480
11549994120cyclictest2143-21memory10:08:480
11549994120cyclictest2143-21memory10:08:480
11549994120cyclictest15658-21irqstats07:28:450
11549994120cyclictest15658-21irqstats07:28:450
11549994119cyclictest11598-21unixbench_multi12:33:540
11549994119cyclictest11598-21unixbench_multi12:33:540
11549994119cyclictest11598-21unixbench_multi12:33:540
11549994118cyclictest0-21swapper/011:02:190
11549994118cyclictest0-21swapper/011:02:190
11549994117cyclictest21317-21meminfo07:48:460
11549994117cyclictest21317-21meminfo07:48:460
11549994117cyclictest0-21swapper/008:08:450
11549994117cyclictest0-21swapper/008:08:450
11549994117cyclictest0-21swapper/008:08:450
11549994116cyclictest0-21swapper/008:18:240
11549994116cyclictest0-21swapper/008:18:240
11549994116cyclictest0-21swapper/008:18:240
11549994115cyclictest31493-21rm12:10:110
11549994115cyclictest31493-21rm12:10:110
71400rcu_preempt9387-21sh07:09:341
71400rcu_preempt9387-21sh07:09:341
71400rcu_preempt2899migration/310:43:553
71400rcu_preempt2899migration/310:43:553
71400rcu_preempt25286-21sh10:54:513
71400rcu_preempt25286-21sh10:54:513
71400rcu_preempt0-21swapper/108:23:511
71400rcu_preempt0-21swapper/108:23:511
71400rcu_preempt0-21swapper/108:23:511
71400rcu_preempt0-21swapper/107:43:431
71400rcu_preempt0-21swapper/107:43:431
71400rcu_preempt0-21swapper/010:20:510
71400rcu_preempt0-21swapper/010:20:510
71400rcu_preempt0-21swapper/010:20:510
71400rcu_preempt0-21swapper/010:17:360
71400rcu_preempt0-21swapper/010:17:360
71400rcu_preempt0-21swapper/010:17:360
71400rcu_preempt0-21swapper/010:17:360
11549994022cyclictest5069-21meminfo11:18:490
11549994022cyclictest5069-21meminfo11:18:490
11549994022cyclictest11556-21df_inode10:28:400
11549994022cyclictest11556-21df_inode10:28:400
11549994022cyclictest11556-21df_inode10:28:400
11549994021cyclictest19250-21ssh09:29:210
11549994021cyclictest19250-21ssh09:29:210
11549994021cyclictest19250-21ssh09:29:210
11549994021cyclictest13709-21meminfo12:38:450
11549994021cyclictest13709-21meminfo12:38:450
11549994021cyclictest13709-21meminfo12:38:450
11549994020cyclictest18817-21ssh09:28:210
11549994020cyclictest18817-21ssh09:28:210
11549994020cyclictest18817-21ssh09:28:210
11549994020cyclictest16964-21sed07:33:370
11549994020cyclictest16964-21sed07:33:370
11549994019cyclictest9417-21/usr/sbin/munin09:03:360
11549994019cyclictest9417-21/usr/sbin/munin09:03:360
11549994019cyclictest3249-21sed08:38:530
11549994019cyclictest3249-21sed08:38:530
11549994019cyclictest25525-21meminfo11:58:470
11549994019cyclictest25525-21meminfo11:58:470
11549994019cyclictest25525-21meminfo11:58:470
11549994018cyclictest0-21swapper/010:04:190
11549994018cyclictest0-21swapper/010:04:190
11549994018cyclictest0-21swapper/010:04:190
11549994017cyclictest0-21swapper/011:28:030
11549994017cyclictest0-21swapper/011:28:030
11549994017cyclictest0-21swapper/009:42:320
11549994017cyclictest0-21swapper/009:42:320
11549994017cyclictest0-21swapper/009:42:320
71390rcu_preempt4751-21taskset08:44:031
71390rcu_preempt4751-21taskset08:44:031
71390rcu_preempt4751-21taskset08:44:031
71390rcu_preempt1408-21sh12:14:321
71390rcu_preempt1408-21sh12:14:321
71390rcu_preempt1408-21sh12:14:321
71390rcu_preempt0-21swapper/310:15:433
71390rcu_preempt0-21swapper/310:15:433
71390rcu_preempt0-21swapper/310:15:433
71390rcu_preempt0-21swapper/310:15:433
71390rcu_preempt0-21swapper/111:01:491
71390rcu_preempt0-21swapper/111:01:491
71390rcu_preempt0-21swapper/109:19:541
71390rcu_preempt0-21swapper/109:19:541
71390rcu_preempt0-21swapper/109:19:541
71390rcu_preempt0-21swapper/108:18:351
71390rcu_preempt0-21swapper/108:18:351
71390rcu_preempt0-21swapper/008:30:180
71390rcu_preempt0-21swapper/008:30:180
71390rcu_preempt0-21swapper/008:30:180
11549993918cyclictest14849-21aten_r4power_vo11:38:400
11549993918cyclictest14849-21aten_r4power_vo11:38:400
11549993918cyclictest14849-21aten_r4power_vo11:38:400
11549993917cyclictest0-21swapper/011:51:520
11549993917cyclictest0-21swapper/011:51:520
71380rcu_preempt0-21swapper/311:59:113
71380rcu_preempt0-21swapper/311:59:113
71380rcu_preempt0-21swapper/311:59:113
71380rcu_preempt0-21swapper/308:18:353
71380rcu_preempt0-21swapper/308:18:353
71380rcu_preempt0-21swapper/112:36:281
71380rcu_preempt0-21swapper/112:36:281
71380rcu_preempt0-21swapper/112:36:281
71380rcu_preempt0-21swapper/107:39:181
71380rcu_preempt0-21swapper/107:39:181
11549993819cyclictest3882-21aten_r4power_cu08:43:370
11549993819cyclictest3882-21aten_r4power_cu08:43:370
11549993819cyclictest3882-21aten_r4power_cu08:43:370
71370rcu_preempt29767-21sh12:07:441
71370rcu_preempt29767-21sh12:07:441
71370rcu_preempt29767-21sh12:07:441
71370rcu_preempt13437-21ssh10:32:391
71370rcu_preempt13437-21ssh10:32:391
71370rcu_preempt13437-21ssh10:32:391
71370rcu_preempt0-21swapper/310:53:313
71370rcu_preempt0-21swapper/310:53:313
71370rcu_preempt0-21swapper/310:53:313
71370rcu_preempt0-21swapper/310:18:343
71370rcu_preempt0-21swapper/310:18:343
71370rcu_preempt0-21swapper/310:18:343
71370rcu_preempt0-21swapper/309:09:203
71370rcu_preempt0-21swapper/309:09:203
71370rcu_preempt0-21swapper/207:23:442
71370rcu_preempt0-21swapper/207:23:442
71370rcu_preempt0-21swapper/112:42:101
71370rcu_preempt0-21swapper/112:42:101
71370rcu_preempt0-21swapper/112:42:101
71370rcu_preempt0-21swapper/112:30:551
71370rcu_preempt0-21swapper/112:30:551
71370rcu_preempt0-21swapper/112:30:551
71370rcu_preempt0-21swapper/112:23:331
71370rcu_preempt0-21swapper/112:23:331
71370rcu_preempt0-21swapper/112:23:331
71370rcu_preempt0-21swapper/111:47:011
71370rcu_preempt0-21swapper/111:47:011
71370rcu_preempt0-21swapper/111:47:011
71370rcu_preempt0-21swapper/111:16:401
71370rcu_preempt0-21swapper/111:16:401
71370rcu_preempt0-21swapper/110:49:511
71370rcu_preempt0-21swapper/110:49:511
71370rcu_preempt0-21swapper/110:49:511
71370rcu_preempt0-21swapper/110:14:411
71370rcu_preempt0-21swapper/110:14:411
71370rcu_preempt0-21swapper/110:14:411
71370rcu_preempt0-21swapper/110:14:411
71370rcu_preempt0-21swapper/109:24:551
71370rcu_preempt0-21swapper/109:24:551
71370rcu_preempt0-21swapper/109:24:551
71370rcu_preempt0-21swapper/108:08:361
71370rcu_preempt0-21swapper/108:08:361
71370rcu_preempt0-21swapper/108:08:361
71370rcu_preempt0-21swapper/007:23:240
71370rcu_preempt0-21swapper/007:23:240
46650370irq/116-QManpo0-2110:48:553
46650370irq/116-QManpo0-2110:48:553
11549993728cyclictest1455-21meminfo08:33:460
11549993728cyclictest1455-21meminfo08:33:460
11549993728cyclictest1455-21meminfo08:33:460
11549993722cyclictest1959-21runrttasks09:56:030
11549993722cyclictest1959-21runrttasks09:56:030
11549993722cyclictest1959-21runrttasks09:56:030
71360rcu_preempt7176-21ssh11:23:351
71360rcu_preempt7176-21ssh11:23:351
71360rcu_preempt24996-21copy08:03:311
71360rcu_preempt0-21swapper/312:40:223
71360rcu_preempt0-21swapper/312:40:223
71360rcu_preempt0-21swapper/312:40:223
71360rcu_preempt0-21swapper/311:58:283
71360rcu_preempt0-21swapper/311:58:283
71360rcu_preempt0-21swapper/311:15:053
71360rcu_preempt0-21swapper/311:15:053
71360rcu_preempt0-21swapper/209:26:122
71360rcu_preempt0-21swapper/209:26:122
71360rcu_preempt0-21swapper/209:26:122
71360rcu_preempt0-21swapper/207:51:242
71360rcu_preempt0-21swapper/207:51:242
71360rcu_preempt0-21swapper/111:54:141
71360rcu_preempt0-21swapper/111:54:141
71360rcu_preempt0-21swapper/111:34:401
71360rcu_preempt0-21swapper/111:34:401
71360rcu_preempt0-21swapper/111:34:401
71360rcu_preempt0-21swapper/111:29:471
71360rcu_preempt0-21swapper/111:29:471
71360rcu_preempt0-21swapper/111:29:471
71360rcu_preempt0-21swapper/110:54:311
71360rcu_preempt0-21swapper/110:54:311
71360rcu_preempt0-21swapper/110:35:551
71360rcu_preempt0-21swapper/110:35:551
71360rcu_preempt0-21swapper/110:35:551
71360rcu_preempt0-21swapper/109:16:281
71360rcu_preempt0-21swapper/109:16:281
71360rcu_preempt0-21swapper/107:51:141
71360rcu_preempt0-21swapper/107:51:141
71360rcu_preempt0-21swapper/107:28:471
71360rcu_preempt0-21swapper/107:28:471
46450360irq/118-QManpo574-2110:48:552
46450360irq/118-QManpo574-2110:48:552
46450360irq/118-QManpo574-2110:48:552
71350rcu_preempt881-21diskmemload10:06:332
71350rcu_preempt881-21diskmemload10:06:332
71350rcu_preempt881-21diskmemload10:06:332
71350rcu_preempt7226-1kworker/2:4H11:38:382
71350rcu_preempt7226-1kworker/2:4H11:38:382
71350rcu_preempt7226-1kworker/2:4H11:38:382
71350rcu_preempt29249-1kworker/3:0H11:04:043
71350rcu_preempt29249-1kworker/3:0H11:04:043
71350rcu_preempt29249-1kworker/3:0H11:04:043
71350rcu_preempt24453-21sed07:58:533
71350rcu_preempt24453-21sed07:58:533
71350rcu_preempt20346-21diskmemload10:45:151
71350rcu_preempt20346-21diskmemload10:45:151
71350rcu_preempt12054-21diskmemload10:23:483
71350rcu_preempt12054-21diskmemload10:23:483
71350rcu_preempt0-21swapper/312:33:533
71350rcu_preempt0-21swapper/312:33:533
71350rcu_preempt0-21swapper/312:33:533
71350rcu_preempt0-21swapper/312:24:563
71350rcu_preempt0-21swapper/312:24:563
71350rcu_preempt0-21swapper/312:24:563
71350rcu_preempt0-21swapper/312:16:013
71350rcu_preempt0-21swapper/312:16:013
71350rcu_preempt0-21swapper/312:16:013
71350rcu_preempt0-21swapper/311:38:433
71350rcu_preempt0-21swapper/311:38:433
71350rcu_preempt0-21swapper/311:38:433
71350rcu_preempt0-21swapper/311:10:103
71350rcu_preempt0-21swapper/311:10:103
71350rcu_preempt0-21swapper/311:10:103
71350rcu_preempt0-21swapper/310:34:373
71350rcu_preempt0-21swapper/310:34:373
71350rcu_preempt0-21swapper/310:34:373
71350rcu_preempt0-21swapper/309:42:353
71350rcu_preempt0-21swapper/309:42:353
71350rcu_preempt0-21swapper/309:42:353
71350rcu_preempt0-21swapper/308:10:473
71350rcu_preempt0-21swapper/308:10:473
71350rcu_preempt0-21swapper/308:10:473
71350rcu_preempt0-21swapper/307:51:093
71350rcu_preempt0-21swapper/307:51:093
71350rcu_preempt0-21swapper/212:27:192
71350rcu_preempt0-21swapper/212:27:192
71350rcu_preempt0-21swapper/212:27:192
71350rcu_preempt0-21swapper/211:08:122
71350rcu_preempt0-21swapper/211:08:122
71350rcu_preempt0-21swapper/211:08:122
71350rcu_preempt0-21swapper/210:47:042
71350rcu_preempt0-21swapper/210:47:042
71350rcu_preempt0-21swapper/210:42:282
71350rcu_preempt0-21swapper/210:42:282
71350rcu_preempt0-21swapper/210:42:282
71350rcu_preempt0-21swapper/210:37:402
71350rcu_preempt0-21swapper/210:37:402
71350rcu_preempt0-21swapper/210:37:402
71350rcu_preempt0-21swapper/209:38:392
71350rcu_preempt0-21swapper/209:38:392
71350rcu_preempt0-21swapper/209:38:392
71350rcu_preempt0-21swapper/209:18:352
71350rcu_preempt0-21swapper/209:18:352
71350rcu_preempt0-21swapper/209:18:352
71350rcu_preempt0-21swapper/112:08:571
71350rcu_preempt0-21swapper/112:08:571
71350rcu_preempt0-21swapper/111:13:091
71350rcu_preempt0-21swapper/111:13:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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