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2026-03-20 - 18:03
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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
Characteristics of the 376 highest latencies:
System rack5slot1.osadl.org (updated Fri Mar 20, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11614391600,0EcMasterDemoSyn0-21swapper/308:21:523
38722880,0sleep50-21swapper/509:10:385
2985539840,1EcMasterDemoSyn29861-21ps09:43:000
2010339830,0EcMasterDemoSyn2011329tAtEmLog_010:13:265
1382539830,0EcMasterDemoSyn1383529tAtEmLog_012:15:095
1161439830,0EcMasterDemoSyn1162429tAtEmLog_008:21:535
450939820,0EcMasterDemoSyn451929tAtEmLog_008:06:415
2985539820,0EcMasterDemoSyn2986529tAtEmLog_009:43:015
2583539820,0EcMasterDemoSyn2584529tAtEmLog_008:52:185
2347739820,0EcMasterDemoSyn2348729tAtEmLog_008:47:155
129139820,0EcMasterDemoSyn130129tAtEmLog_011:14:175
1041739820,0EcMasterDemoSyn1042729tAtEmLog_011:19:225
624139810,0EcMasterDemoSyn625129tAtEmLog_010:59:055
2746639690,4EcMasterDemoSyn27472-21ps07:46:240
2112139210,0EcMasterDemoSyn21130-21runintdemo5min08:42:103
870299195,10cyclictest9029-21sh11:18:230
870299184,10cyclictest6035-21sh11:52:240
870299180,9cyclictest780-21runrttasks12:24:350
870299180,10cyclictest780-21runrttasks12:05:480
870299180,10cyclictest7659-21sh12:29:460
870299180,10cyclictest7483-21sh10:59:570
870299180,10cyclictest31121-21sh09:25:330
870299180,10cyclictest10088-21sh10:43:180
687799180,11tDemoTimingTask6883-21chrt08:11:455
3088299181,10tDemoTimingTask30913-21chrt09:02:315
257332180,0sleep20-21swapper/212:20:592
952839170,7EcMasterDemoSyn17858-21chrt11:59:225
8713991714,2cyclictest2956-21kworker/4:0+events07:51:274
870799171,9cyclictest4479-21ssh10:57:491
870299170,9cyclictest780-21runrttasks09:19:310
870299170,9cyclictest780-21runrttasks09:00:440
870299170,9cyclictest780-21runrttasks08:09:450
870299170,14cyclictest22383-21sh09:20:500
870299170,14cyclictest21202-21ssh12:19:120
870299170,14cyclictest15708-21sh11:57:530
476499170,8tDemoTimingTask7860-21chrt12:11:065
3087139170,1EcMasterDemoSyn30878-21grep09:02:264
2820299170,12tDemoTimingTask28206-21taskset08:57:235
2513499170,7tDemoTimingTask31170-21chrt09:25:355
2513499170,14tDemoTimingTask26792-21chrt09:23:525
1304699170,12tDemoTimingTask13050-21chrt07:15:585
871399164,8cyclictest8893-21cstates12:30:114
871399160,9cyclictest14298-21ssh09:52:084
871299164,8cyclictest22387-21unixbench_multi07:35:243
8712991612,3cyclictest693-21in:imuxsock09:40:003
871299160,9cyclictest21095-21cat12:00:253
871199162,7cyclictest27721-21kworker/u24:3+nfsiod09:43:442
870799160,10cyclictest15742-21grep12:15:221
870299163,9cyclictest18006-21sh11:40:390
870299162,10cyclictest27294-21sh10:52:260
870299160,9cyclictest9222-21ps08:16:470
870299160,14cyclictest27324-21ssh10:16:540
870299160,13cyclictest780-21runrttasks08:32:520
870299160,13cyclictest30478-21sh11:48:060
871399150,10cyclictest7276-21rm10:05:494
871299154,8cyclictest29013-21grep09:25:113
871299154,8cyclictest16639-21cat11:40:163
871299152,9cyclictest18462-21ssh10:30:123
871299151,10cyclictest7067-21sh10:24:013
871299151,10cyclictest16452-21sh09:53:373
871299150,11cyclictest9673-21sh11:36:113
871299150,11cyclictest328-21sh12:07:113
871199158,5cyclictest28749-21sed10:35:242
871199158,5cyclictest28749-21sed10:35:232
871199157,6cyclictest25018-21grep08:50:182
871199151,10cyclictest780-21runrttasks11:09:432
871199150,9cyclictest26339-21sh10:34:512
871199150,9cyclictest25982-21ssh12:03:432
871199150,10cyclictest32264-21ssh10:20:072
870799154,6cyclictest15871-21basename09:35:171
870799151,10cyclictest32714-21latency_hist09:45:001
870799150,9cyclictest6123-21diskmemload10:40:291
870799150,8cyclictest27609-21ssh11:46:041
870799150,10cyclictest19238-21rm11:24:101
870299156,7cyclictest10206-21tr09:50:110
870299152,6cyclictest13823-21/usr/sbin/munin10:10:120
870299151,12cyclictest780-21runrttasks10:07:170
870299151,11cyclictest16-1pr/legacy08:52:180
870299151,10cyclictest19801-21ssh12:00:140
870299151,10cyclictest17821-21load08:35:160
870299150,9cyclictest17990-21ssh11:23:170
870299150,10cyclictest9513-21rm11:36:040
1041739150,1EcMasterDemoSyn10426-21runintdemo5min11:19:224
871399145,6cyclictest15441-21kworker/u24:3+nfsiod12:10:184
871399144,7cyclictest3232-21kworker/u24:3+xprtiod10:29:194
871399141,9cyclictest31411-21/usr/sbin/munin09:05:194
871399141,9cyclictest20019-21ssh09:37:304
871399141,9cyclictest14245-21latency_hist08:30:004
871399140,9cyclictest780-21runrttasks07:55:084
871399140,9cyclictest28957-21/usr/sbin/munin09:25:174
871399140,9cyclictest16251-21sh10:46:034
871399140,9cyclictest11487-21ssh11:37:274
871399140,10cyclictest9353-21ssh10:42:474
871399140,10cyclictest30983-21latency_hist10:55:014
871399140,10cyclictest30002-21/usr/sbin/munin11:30:174
871399140,10cyclictest2870-21sh10:21:064
871399140,10cyclictest27150-21runrttasks10:35:124
871399140,10cyclictest27150-21runrttasks10:35:114
871399140,10cyclictest24614-21sh11:45:064
871399140,10cyclictest24004-21ssh09:40:024
871399140,10cyclictest19926-21ssh09:20:104
871399140,10cyclictest18352-21ssh11:40:534
871399140,10cyclictest16686-21ssh11:58:354
871399140,10cyclictest15518-21sh12:15:214
871399140,10cyclictest14291-21gltestperf07:20:134
871399140,10cyclictest13387-21sensors_volt11:20:214
871399140,10cyclictest12861-21ssh11:02:214
871399140,10cyclictest1106-21sh10:02:524
871299146,6cyclictest26785-21ntpq07:45:193
871299142,9cyclictest7754-21ssh09:30:293
871299141,9cyclictest7506-21taskset09:13:083
871299141,9cyclictest27549-21cat10:35:143
871299141,9cyclictest27549-21cat10:35:133
871299141,9cyclictest22413-21diskmemload10:50:093
871299141,9cyclictest13244-21ssh10:45:053
871299141,9cyclictest11101-21ssh09:15:123
871299141,9cyclictest10617-21ssh12:30:283
871299141,9cyclictest10191-21sh11:55:063
871299141,10cyclictest19546-21sh10:13:033
871299141,10cyclictest17300-21ssh12:35:033
871299141,10cyclictest17300-21ssh12:35:023
871299140,10cyclictest9467-21chrt08:19:273
871299140,10cyclictest8519-21ssh12:11:353
871299140,10cyclictest8084-21ssh10:06:223
871299140,10cyclictest7169-21ssh12:29:263
871299140,10cyclictest6567-21sh10:59:163
871299140,10cyclictest3788-21irqstats11:15:183
871299140,10cyclictest339-21/usr/sbin/munin08:00:123
871299140,10cyclictest30884-21sh10:01:003
871299140,10cyclictest30796-21chrt09:01:333
871299140,10cyclictest3045-21ssh09:45:343
871299140,10cyclictest30045-21ssh11:47:483
871299140,10cyclictest30002-21/usr/sbin/munin11:30:133
871299140,10cyclictest28577-21perl07:50:133
871299140,10cyclictest27615-21ssh09:41:263
871299140,10cyclictest2752-21/usr/sbin/munin08:05:153
871299140,10cyclictest26974-21ssh11:28:163
871299140,10cyclictest26737-21cut11:10:133
871299140,10cyclictest23708-21ssh09:21:463
871299140,10cyclictest23261-21/usr/sbin/munin10:15:173
871299140,10cyclictest19384-21grep09:55:123
871299140,10cyclictest17791-21ssh11:23:093
871299140,10cyclictest17178-21/usr/sbin/munin11:05:183
871299140,10cyclictest1484-21wget11:50:133
871299140,10cyclictest14305-21sh12:15:123
871299140,10cyclictest13803-21sed08:25:233
871299140,10cyclictest12787-21rm10:26:423
871299140,10cyclictest11408-21sh11:01:203
871299140,10cyclictest10371-21rm10:43:303
871199146,6cyclictest20367-21grep08:40:172
871199145,7cyclictest3236-21tune2fs08:05:132
871199143,8cyclictest32161-21cut10:55:132
871199143,6cyclictest20678-21latency_hist07:35:002
871199142,8cyclictest3103-21cpu11:15:142
871199141,9cyclictest8537-21diskstats11:00:122
871199141,9cyclictest780-21runrttasks11:37:172
871199141,9cyclictest780-21runrttasks09:18:532
871199141,9cyclictest4034-21ssh09:10:452
871199141,9cyclictest13632-21sh10:10:022
871199141,9cyclictest10847-21taskset07:12:432
871199141,10cyclictest8677-21runrttasks10:42:182
871199141,10cyclictest29279-21sh11:47:152
871199141,10cyclictest27316-21runrttasks11:28:322
871199141,10cyclictest22892-21ln07:39:472
8711991410,3cyclictest16336-21ssh09:35:202
871199140,2cyclictest0-21swapper/208:20:012
871199140,10cyclictest867-21ssh09:27:042
871199140,10cyclictest6744-21ssh12:29:082
871199140,10cyclictest6414-21ssh11:52:392
871199140,10cyclictest5830-21kernelversion12:10:172
871199140,10cyclictest5615-21ssh09:30:082
871199140,10cyclictest5562-21grep08:10:132
871199140,10cyclictest4041-21sh11:33:362
871199140,10cyclictest31116-21sh10:01:102
871199140,10cyclictest28192-21rm10:17:312
871199140,10cyclictest26256-21/usr/sbin/munin11:10:152
871199140,10cyclictest24169-21ssh09:22:052
871199140,10cyclictest23705-21runrttasks08:49:472
871199140,10cyclictest23369-21/usr/sbin/munin07:40:182
871199140,10cyclictest22699-21ssh12:37:412
871199140,10cyclictest22699-21ssh12:37:402
871199140,10cyclictest22454-21/usr/sbin/munin10:50:242
871199140,10cyclictest18804-21sh11:41:132
871199140,10cyclictest17223-21sh10:46:462
871199140,10cyclictest16086-21sh10:29:022
871199140,10cyclictest16054-21ssh11:21:572
871199140,10cyclictest10306-21/usr/sbin/munin11:55:142
870799143,8cyclictest24125-21kernelversion07:40:161
870799143,6cyclictest23774-21processes10:50:181
870799142,8cyclictest23221-21unixbench_multi08:45:221
870799141,9cyclictest8226-21diskmemload10:06:281
870799141,9cyclictest780-21runrttasks10:26:251
870799141,9cyclictest29761-21runrttasks07:50:451
870799141,9cyclictest21940-21/usr/sbin/munin07:35:191
870799141,9cyclictest19916-21/usr/sbin/munin09:20:121
870799141,9cyclictest19131-21ssh12:00:001
870799141,9cyclictest13908-21taskset08:26:141
870799141,10cyclictest1251-21ssh11:50:081
870799141,10cyclictest11796-21chrt08:23:491
870799140,9cyclictest1338-21cat12:25:231
870799140,7cyclictest32747-21ssh11:13:391
870799140,10cyclictest8694-21rm11:35:291
870799140,10cyclictest8115-21/usr/sbin/munin11:00:111
870799140,10cyclictest780-21runrttasks07:23:481
870799140,10cyclictest5824-21wget09:30:131
870799140,10cyclictest5774-21hddtemp_smartct08:10:141
870799140,10cyclictest30434-21/usr/sbin/munin07:55:151
870799140,10cyclictest29163-21irqstats12:05:141
870799140,10cyclictest28853-21ssh09:25:061
870799140,10cyclictest26154-21sh12:21:171
870799140,10cyclictest2433-21ssh10:20:471
870799140,10cyclictest22624-21xargs11:25:241
870799140,10cyclictest21304-21ssh09:55:391
870799140,10cyclictest21197-21ssh11:06:491
870799140,10cyclictest2083-21ssh10:03:301
870799140,10cyclictest2050-21sh09:45:181
870799140,10cyclictest19990-21ssh12:35:441
870799140,10cyclictest19990-21ssh12:35:431
870799140,10cyclictest19649-21xargs10:30:211
870799140,10cyclictest18467-21apt-get07:30:101
870799140,10cyclictest1841-21cpuspeed09:10:121
870799140,10cyclictest18027-21sh11:40:391
870799140,10cyclictest16733-21sh09:18:131
870799140,10cyclictest16056-21runrttasks10:45:561
870799140,10cyclictest15030-21ssh12:33:381
870799140,10cyclictest13818-21/usr/sbin/munin10:10:181
870799140,10cyclictest12806-21ssh09:51:041
870799140,10cyclictest11918-21gltestperf07:15:131
870799140,10cyclictest10306-21/usr/sbin/munin11:55:141
870299146,6cyclictest9544-21rm12:12:180
870299146,3cyclictest10189-21df08:20:120
870299145,7cyclictest9387-21diskstats10:25:120
870299145,7cyclictest5519-21sh09:30:050
870299142,9cyclictest14266-21kernelversion10:45:160
870299141,9cyclictest780-21runrttasks10:21:450
870299141,9cyclictest10327-21/usr/sbin/munin07:10:220
870299141,10cyclictest744-21postgres08:14:540
870299141,10cyclictest22992-21savelog07:39:460
870299140,9cyclictest12312-21aten2_r5power_v08:25:120
870299140,7cyclictest8116-21sh11:00:100
870299140,12cyclictest28175-21sh10:00:130
870299140,12cyclictest26266-21/usr/sbin/munin11:10:120
870299140,11cyclictest32663-21sensors09:05:220
870299140,11cyclictest21385-21ssh12:36:440
870299140,11cyclictest21385-21ssh12:36:430
870299140,11cyclictest174-1kworker/0:1H+kblockd09:35:340
870299140,10cyclictest780-21runrttasks09:12:320
870299140,10cyclictest780-21runrttasks08:04:030
870299140,10cyclictest716-21snmpd09:46:300
870299140,10cyclictest30410-21diskstats11:30:130
870299140,10cyclictest27868-21ssh10:35:150
870299140,10cyclictest27868-21ssh10:35:150
870299140,10cyclictest24630-21swap07:40:220
870299140,10cyclictest24288-21sh11:26:220
870299140,10cyclictest20127-21sh10:30:290
870299140,10cyclictest19903-21interrupts09:55:170
870299140,10cyclictest18135-21rm11:05:150
870299140,10cyclictest15548-21taskset07:22:180
870299140,10cyclictest12766-21wc07:15:220
870299140,10cyclictest10620-21rm12:30:290
2511029140,6tAtEmLog_025236-21taskset07:42:405
1577499140,8tDemoTimingTask15784-21taskset09:53:105
1541799140,8tDemoTimingTask15519-21taskset11:04:115
871399135,6cyclictest24523-21tune2fs08:50:154
871399131,9cyclictest23137-21sh12:01:434
871399131,9cyclictest22087-21ssh10:31:534
871399130,9cyclictest9040-21cut07:10:124
871399130,9cyclictest821-21/usr/sbin/munin09:45:184
871399130,9cyclictest7458-21/usr/sbin/munin08:15:134
871399130,9cyclictest5500-21sh09:30:044
871399130,9cyclictest461-21cpu08:00:124
871399130,9cyclictest326-21systemd-journal07:48:474
871399130,9cyclictest31506-21/usr/sbin/munin10:55:184
871399130,9cyclictest30347-21ssh12:05:264
871399130,9cyclictest27608-21sh11:28:434
871399130,9cyclictest27126-21interrupts08:55:174
871399130,9cyclictest26782-21fschecks_count11:10:134
871399130,9cyclictest26534-21rm10:16:214
871399130,9cyclictest25362-21chrt07:44:144
871399130,9cyclictest23807-21rm12:20:164
871399130,9cyclictest2355-21sh11:50:174
871399130,9cyclictest2265-21ssh09:10:154
871399130,9cyclictest22100-21sh11:07:284
871399130,9cyclictest21904-21cpuspeed_turbos08:45:124
871399130,9cyclictest20818-21/usr/sbin/munin07:35:114
871399130,9cyclictest20276-21ssh09:55:184
871399130,9cyclictest19325-21/usr/sbin/munin08:40:214
871399130,9cyclictest19144-21ssh10:12:454
871399130,9cyclictest18873-21grep07:30:134
871399130,9cyclictest17525-21/usr/sbin/munin12:35:164
871399130,9cyclictest17525-21/usr/sbin/munin12:35:164
871399130,9cyclictest16899-21/usr/sbin/munin08:35:154
871399130,9cyclictest1532-21sh12:25:264
871399130,9cyclictest14830-21ssh09:16:554
871399130,9cyclictest11841-21runrttasks08:24:254
871399130,9cyclictest11588-21tr07:15:114
871299135,6cyclictest25084-21ntpq08:50:183
871299135,6cyclictest16150-21aten2_r5power_v07:25:123
871299130,9cyclictest9125-21cpu07:10:133
871299130,9cyclictest716-21snmpd08:47:433
871299130,9cyclictest716-21snmpd07:41:023
871299130,9cyclictest5099-21taskset08:10:063
871299130,9cyclictest31411-21/usr/sbin/munin09:05:213
871299130,9cyclictest30846-21fschecks_count07:55:153
871299130,9cyclictest26590-21cpuspeed_turbos08:55:143
871299130,9cyclictest19217-21/usr/sbin/munin07:30:163
871299130,9cyclictest15625-21runrttasks07:23:203
871299130,9cyclictest15072-21tune2fs08:30:153
871299130,9cyclictest13357-21runrttasks07:19:473
871299130,10cyclictest326-21systemd-journal08:37:323
871299130,10cyclictest25085-21rm12:20:323
871199134,7cyclictest29415-21/usr/sbin/munin09:00:132
871199131,7cyclictest15122-21fw_packets08:30:142
871199130,9cyclictest9894-21/usr/sbin/munin09:50:192
871199130,9cyclictest9850-21atemtest08:20:112
871199130,9cyclictest3685-21ssh09:46:022
871199130,9cyclictest31484-21aten2_r5power_p09:05:142
871199130,9cyclictest30496-21wget07:55:132
871199130,9cyclictest30317-21sh12:05:262
871199130,9cyclictest28078-21/usr/sbin/munin07:50:152
871199130,9cyclictest27734-21/usr/sbin/munin08:55:242
871199130,9cyclictest17258-21sh08:35:132
871199130,9cyclictest16088-21sh12:15:342
871199130,9cyclictest14925-21mailstats07:20:172
871199130,10cyclictest8628-21cut12:30:112
871199130,10cyclictest6959-21sh10:05:352
871199130,10cyclictest553-21wc08:00:132
871199130,10cyclictest27720-21chrt07:49:192
871199130,10cyclictest22654-21sh09:56:362
871199130,10cyclictest14071-21runrttasks08:27:482
870799139,3cyclictest811-21runintdemo5min12:10:081
870799131,9cyclictest29847-21sh11:30:051
870799131,8cyclictest2871-21sh11:15:111
870799130,9cyclictest9283-21cpuspeed_turbos07:10:121
870799130,9cyclictest780-21runrttasks08:41:591
870799130,9cyclictest339-21/usr/sbin/munin08:00:191
870799130,9cyclictest30309-21sensors_volt09:00:201
870799130,9cyclictest27905-21idleruntime10:35:161
870799130,9cyclictest27905-21idleruntime10:35:151
870799130,9cyclictest2752-21/usr/sbin/munin08:05:151
870799130,9cyclictest26729-21cstates08:55:141
870799130,9cyclictest25947-21/usr/sbin/munin07:45:151
870799130,9cyclictest24988-21needreboot08:50:181
870799130,9cyclictest23261-21/usr/sbin/munin10:15:141
870799130,9cyclictest18290-21sed08:35:221
870799130,9cyclictest16058-21/usr/sbin/munin07:25:161
870799130,9cyclictest14543-21taskset08:30:081
870799130,10cyclictest7458-21/usr/sbin/munin08:15:161
870799130,10cyclictest31995-21gltestperf09:05:161
870299131,9cyclictest19717-21runrttasks07:30:190
870299130,9cyclictest780-21runrttasks08:47:160
870299130,10cyclictest780-21runrttasks08:58:000
870299130,10cyclictest30753-21cpuspeed_turbos07:55:140
870299130,10cyclictest28433-21df_inode07:50:110
870299130,10cyclictest19614-21tr08:40:120
870299130,10cyclictest17270-21sendmail_mailtr07:25:190
38039130,1EcMasterDemoSyn39029tAtEmLog_011:49:485
871399124,6cyclictest16279-21wc07:25:134
871399121,8cyclictest15759-21which08:30:204
871399120,9cyclictest5205-21aten2_r5power_v08:10:114
871399120,9cyclictest4480-21taskset08:06:254
871399120,8cyclictest8823-21latency_hist07:10:004
871199120,9cyclictest17888-21runrttasks07:26:252
871199120,9cyclictest11324-21taskset07:15:072
870299120,9cyclictest8940-21latency_hist07:10:020
831699120,10tDemoTimingTask8328-21chrt07:05:505
2779939120,0EcMasterDemoSyn0-21swapper/512:05:005
2066429120,2tAtEmLog_022657-21chrt09:39:195
1874139120,0EcMasterDemoSyn0-21swapper/508:37:055
1543099120,10tDemoTimingTask16151-21chrt07:25:135
1004929120,2tAtEmLog_016599-21taskset12:34:455
952839110,0EcMasterDemoSyn0-21swapper/511:54:515
870799110,7cyclictest8782-21latency_hist07:10:001
661739110,0EcMasterDemoSyn0-21swapper/509:48:055
48539110,0EcMasterDemoSyn0-21swapper/512:25:175
2983329110,2tAtEmLog_032166-21chrt07:56:305
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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