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2026-09-06 - 22:15
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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 Sun Sep 06, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
254522870,1sleep40-21swapper/410:38:524
221502260,0sleep50-21swapper/508:55:175
407699195,10cyclictest28366-21sh11:52:570
407699190,15cyclictest774-21runrttasks12:07:260
407699180,9cyclictest774-21runrttasks11:06:360
407699180,9cyclictest3106-21sh10:25:450
407699180,10cyclictest30203-21sh10:23:210
407699180,10cyclictest29101-21sh10:04:530
407699180,10cyclictest23473-21sh12:26:380
407699180,10cyclictest17547-21sh11:46:300
407699180,10cyclictest16263-21sh09:57:020
139192180,0sleep40-21swapper/411:26:154
4090991713,3cyclictest23928-21aten2_r5power_c09:00:113
4081991711,5cyclictest7149-21gltestperf10:10:161
407699170,9cyclictest8207-21sh09:52:390
407699170,9cyclictest774-21runrttasks07:13:510
407699170,9cyclictest774-21runrttasks07:13:510
407699170,9cyclictest4227-21sh11:39:520
407699170,9cyclictest2144-21sshd12:15:070
407699170,7cyclictest103-1kworker/0:1H+kblockd12:24:210
409099168,6cyclictest1793-21needreboot10:25:173
409099165,8cyclictest28182-21sh11:52:493
408599168,6cyclictest8955-21grep08:25:242
4085991610,5cyclictest24498-21grep11:50:222
408199164,9cyclictest17389-21ls12:05:121
407699169,6cyclictest17841-21grep11:10:180
407699164,9cyclictest711-21snmpd08:28:340
407699160,9cyclictest18909-21runrttasks09:40:190
407699160,8cyclictest9477-21runrttasks12:37:090
4094991511,3cyclictest4603-21cron12:35:014
4094991510,3cyclictest18295-21grep07:40:134
409099157,6cyclictest683-21dbus-daemon11:00:013
409099157,6cyclictest15657-21grep08:40:183
409099151,10cyclictest15802-21ssh09:56:423
409099151,10cyclictest15691-21sh11:09:433
408599157,6cyclictest21646-21cut07:45:152
408599154,8cyclictest6875-21cat11:40:242
408599151,10cyclictest832-21ssh12:32:162
408599151,10cyclictest774-21runrttasks07:12:392
408599151,10cyclictest774-21runrttasks07:12:392
408599150,11cyclictest621-21/usr/sbin/munin10:25:152
408599150,11cyclictest4537-21rm09:14:492
408599150,11cyclictest11635-21ssh11:06:482
408199154,8cyclictest352-21systemd-udevd08:39:231
408199153,9cyclictest2357-21cat10:25:231
4081991511,3cyclictest691-21in:imuxsock11:00:001
408199151,10cyclictest2168-21runrttasks08:10:521
408199151,10cyclictest12236-21/usr/sbin/munin11:25:191
408199150,12cyclictest5843-21fschecks_time12:35:171
407699156,7cyclictest774-21runrttasks12:04:140
407699156,7cyclictest3744-21chrt11:57:110
407699154,10cyclictest14251-21seq11:26:290
407699153,11cyclictest28842-21ntpq10:40:190
407699152,9cyclictest359-21fschecks_time09:30:150
407699152,9cyclictest31471-21sh09:29:530
407699151,6cyclictest18862-21/usr/sbin/munin10:35:130
407699151,10cyclictest9382-21ssh11:41:580
407699151,10cyclictest30714-21kernelversion10:05:160
407699151,10cyclictest24302-21needreboot07:50:170
407699150,9cyclictest31680-21sh11:18:280
407699150,9cyclictest16723-21ssh09:39:460
407699150,12cyclictest20992-21runrttasks08:51:210
409499148,5cyclictest15966-21tail10:15:164
409499143,8cyclictest13013-21unixbench_singl12:20:264
409499141,9cyclictest7350-21sed08:25:004
409499141,9cyclictest23057-21ssh09:25:044
409499141,9cyclictest21955-21fschecks_count08:55:164
409499141,9cyclictest14140-21ssh10:14:354
409499141,9cyclictest14130-21/usr/sbin/munin11:45:104
409499141,10cyclictest11564-21rm09:18:284
409499140,10cyclictest8620-21sh09:35:094
409499140,10cyclictest8413-21sh11:41:164
409499140,10cyclictest8333-21sh12:00:124
409499140,10cyclictest4772-21ssh09:14:594
409499140,10cyclictest4705-21diskstats07:10:134
409499140,10cyclictest4705-21diskstats07:10:134
409499140,10cyclictest4032-21sh11:57:234
409499140,10cyclictest30960-21ssh10:41:264
409499140,10cyclictest30746-21gpg-connect-age11:00:004
409499140,10cyclictest2027-21ssh12:15:034
409499140,10cyclictest14514-21sh10:50:184
409499140,10cyclictest13052-21sh11:07:494
409499140,10cyclictest11825-21rm09:55:024
409099148,5cyclictest27908-21sh12:10:313
409099145,7cyclictest14658-21fschecks_time11:45:133
409099144,8cyclictest13912-21grep07:30:113
409099143,8cyclictest24583-21forks10:20:133
409099143,8cyclictest12390-21wc07:25:193
409099141,9cyclictest9072-21df_inode09:35:133
409099141,9cyclictest2974-21ssh10:07:583
409099141,9cyclictest22290-21runrttasks09:42:203
409099141,9cyclictest17679-21sh10:52:123
409099141,9cyclictest14596-21taskset12:03:393
409099141,10cyclictest439-21diskmemload11:37:113
409099141,10cyclictest4028-21latency_hist07:10:003
409099140,10cyclictest9388-21taskset08:29:393
409099140,10cyclictest8972-21/usr/sbin/munin07:20:133
409099140,10cyclictest774-21runrttasks12:30:393
409099140,10cyclictest774-21runrttasks12:25:353
409099140,10cyclictest7402-21ssh09:52:053
409099140,10cyclictest4777-21grep07:10:143
409099140,10cyclictest4777-21grep07:10:133
409099140,10cyclictest3741-21ssh09:14:153
409099140,10cyclictest3349-21sh11:02:123
409099140,10cyclictest2826-21basename08:15:123
409099140,10cyclictest27671-21sed09:45:183
409099140,10cyclictest27372-21ssh09:27:003
409099140,10cyclictest26217-21sh10:39:253
409099140,10cyclictest26016-21sh10:02:403
409099140,10cyclictest2509-21sh11:56:173
409099140,10cyclictest24844-21sh11:32:463
409099140,10cyclictest24669-21chrt12:09:343
409099140,10cyclictest2234-21ssh12:15:113
409099140,10cyclictest21568-21chrt08:55:093
409099140,10cyclictest20097-21runrttasks07:41:053
409099140,10cyclictest17898-21ssh09:21:373
409099140,10cyclictest16966-21/usr/sbin/munin08:45:163
409099140,10cyclictest16534-21rm11:10:083
409099140,10cyclictest15893-21/usr/sbin/munin07:35:113
409099140,10cyclictest15846-21sh12:22:283
409099140,10cyclictest15111-21ssh10:15:053
409099140,10cyclictest14156-21ssh11:26:253
409099140,10cyclictest11960-21ssh10:30:453
409099140,10cyclictest11497-21ssh10:49:073
409099140,10cyclictest10444-21ssh10:11:563
409099140,10cyclictest10250-21ssh12:37:433
408599147,6cyclictest32523-21sed11:55:152
408599143,8cyclictest711-21snmpd09:03:342
408599141,9cyclictest8972-21/usr/sbin/munin07:20:202
408599141,9cyclictest26934-21sh10:39:562
408599141,9cyclictest26198-21/usr/sbin/munin09:05:182
408599141,9cyclictest25594-21taskset07:55:042
408599141,9cyclictest25164-21ssh12:27:512
408599141,9cyclictest2019-21runrttasks12:15:022
408599141,10cyclictest9849-21ssh12:37:262
408599140,11cyclictest21823-21ssh11:30:352
408599140,11cyclictest21735-21ssh10:00:172
408599140,10cyclictest711-21snmpd11:12:362
408599140,10cyclictest6669-21ssh09:33:582
408599140,10cyclictest6651-21runrttasks07:15:132
408599140,10cyclictest6140-21rm10:10:002
408599140,10cyclictest5744-21df09:15:132
408599140,10cyclictest5331-21latency10:45:172
408599140,10cyclictest32666-21uname11:00:202
408599140,10cyclictest32515-21diskmemload09:48:142
408599140,10cyclictest32293-21sh10:05:452
408599140,10cyclictest30456-21chrt11:35:272
408599140,10cyclictest28450-21taskset11:16:102
408599140,10cyclictest2785-21/usr/sbin/munin08:15:112
408599140,10cyclictest27020-21sh09:26:442
408599140,10cyclictest26651-21sh10:20:482
408599140,10cyclictest25902-21runrttasks10:56:442
408599140,10cyclictest25062-21taskset07:51:522
408599140,10cyclictest20266-21runrttasks07:43:212
408599140,10cyclictest2022-21ssh10:43:552
408599140,10cyclictest19985-21ssh09:40:422
408599140,10cyclictest1993-21/usr/sbin/munin11:20:212
408599140,10cyclictest19305-21sh10:16:562
408599140,10cyclictest19268-21/usr/sbin/munin08:50:232
408599140,10cyclictest18964-21ssh10:53:072
408599140,10cyclictest17497-21fschecks_time08:45:142
408599140,10cyclictest16763-21runrttasks12:05:002
408599140,10cyclictest16562-21sh11:45:462
408599140,10cyclictest15893-21/usr/sbin/munin07:35:172
408599140,10cyclictest14665-21ssh09:38:182
408599140,10cyclictest14199-21ssh09:20:072
408599140,10cyclictest13251-21sh12:02:412
408599140,10cyclictest12335-21/usr/sbin/munin08:35:222
408599140,10cyclictest11802-21ssh09:55:012
408599140,10cyclictest11635-21fschecks_time12:20:142
408599140,10cyclictest11273-21/usr/sbin/munin07:25:232
408199146,6cyclictest15034-21cut09:20:151
408199145,7cyclictest15274-21/usr/sbin/munin10:15:121
408199143,8cyclictest352-21systemd-udevd10:41:231
408199141,9cyclictest774-21runrttasks12:16:081
408199141,9cyclictest3066-21sh09:50:081
408199141,9cyclictest1921-21diskmemload11:55:521
408199141,10cyclictest4484-21sh11:20:501
408199141,10cyclictest20383-21runrttasks07:44:571
408199140,10cyclictest9400-21fschecks_count07:20:151
408199140,10cyclictest8927-21netstat11:05:191
408199140,10cyclictest8639-21ssh11:41:261
408199140,10cyclictest8526-21ssh09:35:041
408199140,10cyclictest774-21runrttasks10:51:371
408199140,10cyclictest774-21runrttasks08:49:161
408199140,10cyclictest6632-21taskset07:15:021
408199140,10cyclictest6371-21taskset08:20:191
408199140,10cyclictest5639-21sh09:33:131
408199140,10cyclictest5347-21/usr/sbin/munin09:15:191
408199140,10cyclictest466-21ssh10:06:121
408199140,10cyclictest4387-21/usr/sbin/munin10:45:161
408199140,10cyclictest349-21runrttasks11:19:171
408199140,10cyclictest31859-21ssh11:00:151
408199140,10cyclictest3105-21sh12:33:561
408199140,10cyclictest29635-21ssh11:35:181
408199140,10cyclictest28944-21ssh11:53:221
408199140,10cyclictest27930-21/usr/sbin/munin08:00:121
408199140,10cyclictest2785-21/usr/sbin/munin08:15:201
408199140,10cyclictest26417-21ssh09:45:051
408199140,10cyclictest26298-21diskmemload09:26:131
408199140,10cyclictest25817-21/usr/sbin/munin12:10:241
408199140,10cyclictest2577-21sh09:13:261
408199140,10cyclictest25763-21taskset09:03:201
408199140,10cyclictest23922-21ssh10:20:011
408199140,10cyclictest23564-21expr07:50:121
408199140,10cyclictest23009-21ssh11:31:261
408199140,10cyclictest21884-21ssh12:25:291
408199140,10cyclictest21873-21kernelversion10:00:171
408199140,10cyclictest20593-21diskmemload11:11:531
408199140,10cyclictest19818-21sh09:40:341
408199140,10cyclictest18392-21cat10:35:001
408199140,10cyclictest17715-21ssh10:34:541
408199140,10cyclictest16108-21sh09:56:551
408199140,10cyclictest16025-21users11:45:241
408199140,10cyclictest11718-21runrttasks08:30:541
408199140,10cyclictest11525-21cpuspeed_turbos07:25:121
407699146,6cyclictest26562-21/usr/sbin/munin09:05:150
407699145,7cyclictest6944-21grep10:10:170
407699145,7cyclictest16452-21awk10:15:180
407699141,9cyclictest25413-21unixbench-2d09:00:230
407699141,9cyclictest22250-21/usr/sbin/munin07:45:200
407699141,10cyclictest29720-21runrttasks08:02:160
407699141,10cyclictest22110-21sh10:55:100
407699140,12cyclictest11072-21awk08:30:170
407699140,10cyclictest9490-21sh10:30:080
407699140,10cyclictest774-21runrttasks12:30:530
407699140,10cyclictest774-21runrttasks11:20:070
407699140,10cyclictest774-21runrttasks08:09:450
407699140,10cyclictest774-21runrttasks07:20:170
407699140,10cyclictest752-21postgres07:15:160
407699140,10cyclictest711-21snmpd08:44:000
407699140,10cyclictest6563-21ssh09:15:190
407699140,10cyclictest5450-21cpuspeed_turbos08:20:120
407699140,10cyclictest4198-21sh10:45:030
407699140,10cyclictest32523-21/usr/sbin/munin11:00:190
407699140,10cyclictest31883-21ssh12:13:240
407699140,10cyclictest29009-21cpuspeed09:10:150
407699140,10cyclictest27166-21grep09:45:150
407699140,10cyclictest22409-21sh11:31:010
407699140,10cyclictest22108-21uniq08:55:170
407699140,10cyclictest19434-21nfs4_client07:40:190
407699140,10cyclictest16831-21sh09:20:500
407699140,10cyclictest14819-21switchtime10:50:230
407699140,10cyclictest13690-21/usr/sbin/munin08:35:260
409499131,9cyclictest9256-21taskset08:27:534
409499131,9cyclictest8689-21sh12:36:354
409499131,9cyclictest3157-21/usr/sbin/munin09:50:224
409499131,9cyclictest29848-21sendmail_mailst11:35:194
409499131,9cyclictest26248-21/usr/sbin/munin11:15:154
409499130,9cyclictest9424-21apt-get08:30:014
409499130,9cyclictest8972-21/usr/sbin/munin07:20:114
409499130,9cyclictest711-21snmpd07:50:014
409499130,9cyclictest4573-21runrttasks08:17:064
409499130,9cyclictest4508-21ssh10:45:124
409499130,9cyclictest32060-21runrttasks08:07:044
409499130,9cyclictest32044-21ssh09:30:054
409499130,9cyclictest31318-21/usr/sbin/munin11:00:244
409499130,9cyclictest29808-21/usr/sbin/munin10:05:124
409499130,9cyclictest2753-21cat08:15:004
409499130,9cyclictest26376-21ssh09:45:034
409499130,9cyclictest26198-21/usr/sbin/munin09:05:154
409499130,9cyclictest25638-21rm12:10:034
409499130,9cyclictest25617-21aten2_r5power_c07:55:124
409499130,9cyclictest24005-21ssh10:20:044
409499130,9cyclictest22932-21/usr/sbin/munin11:50:124
409499130,9cyclictest21030-21wget10:00:124
409499130,9cyclictest19812-21sh12:25:084
409499130,9cyclictest19480-21ssh11:30:034
409499130,9cyclictest17644-21/usr/sbin/munin09:40:164
409499130,9cyclictest17154-21grep12:05:134
409499130,9cyclictest16966-21/usr/sbin/munin08:45:184
409499130,9cyclictest16612-21/usr/sbin/munin11:10:214
409499130,9cyclictest16338-21fschecks_count07:35:144
409499130,9cyclictest15412-21taskset07:32:444
409499130,9cyclictest14779-21aten2_r5power_v08:40:134
409499130,9cyclictest14305-21/usr/sbin/munin09:20:144
409499130,9cyclictest13160-21runrttasks07:28:344
409499130,9cyclictest12335-21/usr/sbin/munin08:35:154
409499130,9cyclictest11263-21timerwakeupswit10:30:244
409499130,10cyclictest8342-21runrttasks07:16:024
409499130,10cyclictest807-21grep10:25:114
409499130,10cyclictest5067-21ssh11:21:144
409499130,10cyclictest29679-21chrt08:01:434
409499130,10cyclictest25569-21chrt09:00:414
409099135,6cyclictest6119-21ls11:40:173
409099135,6cyclictest23636-21expr07:50:123
409099131,9cyclictest27698-21ssh10:40:133
409099130,9cyclictest774-21runrttasks07:45:503
409099130,9cyclictest7628-21rm09:15:393
409099130,9cyclictest6073-21cat08:20:173
409099130,9cyclictest32046-21runrttasks09:30:053
409099130,9cyclictest30698-21fschecks_time08:05:143
409099130,9cyclictest27981-21aten2_r5power_e08:00:123
409099130,9cyclictest26870-21sh09:05:163
409099130,9cyclictest26274-21/usr/sbin/munin07:55:153
409099130,9cyclictest25351-21diskmemload11:15:073
409099130,9cyclictest19933-21/usr/sbin/munin08:50:143
409099130,9cyclictest12322-21taskset08:35:063
409099130,9cyclictest10027-21/usr/sbin/munin08:30:173
409099130,10cyclictest826-21df_inode08:10:123
409099130,10cyclictest6760-21wget07:15:143
409099130,10cyclictest2513-21grep11:20:153
408599132,8cyclictest5368-21cut08:20:122
408599131,9cyclictest31996-21runrttasks08:06:112
408599130,9cyclictest774-21runrttasks07:31:052
408599130,9cyclictest418-21taskset08:10:072
408599130,9cyclictest3157-21/usr/sbin/munin09:50:152
408599130,9cyclictest29787-21chrt08:03:122
408599130,9cyclictest26598-21sh12:10:152
408599130,9cyclictest23251-21runrttasks08:55:472
408599130,9cyclictest10720-21ssh11:25:072
408599130,9cyclictest10160-21fschecks_time10:30:142
408599130,9cyclictest10027-21/usr/sbin/munin08:30:112
408599130,10cyclictest16474-21runrttasks08:42:342
408199131,9cyclictest745-21postgres07:38:171
408199130,9cyclictest9562-21/usr/sbin/munin12:00:211
408199130,9cyclictest8379-21needreboot08:25:181
408199130,9cyclictest774-21runrttasks09:05:011
408199130,9cyclictest774-21runrttasks08:50:101
408199130,9cyclictest774-21runrttasks08:06:091
408199130,9cyclictest774-21runrttasks07:57:081
408199130,9cyclictest6308-21runrttasks07:14:401
408199130,9cyclictest6308-21runrttasks07:14:401
408199130,9cyclictest22934-21timerandwakeup08:55:251
408199130,9cyclictest22683-21taskset07:45:501
408199130,9cyclictest14876-21cpuspeed_turbos08:40:131
408199130,10cyclictest13802-21cpuspeed_turbos07:30:111
408199130,10cyclictest10955-21ssh12:20:061
407699130,9cyclictest26651-21ntp_kernel_err07:55:180
407699130,9cyclictest1157-21basename08:10:150
407699130,10cyclictest774-21runrttasks08:15:340
407699130,10cyclictest17324-21df_inode08:45:130
407699130,10cyclictest15935-21aten2_r5power_e07:35:120
407699130,10cyclictest15475-21runrttasks07:33:360
407699130,10cyclictest11612-21wc07:25:130
409499124,6cyclictest4264-21cut07:10:014
409499120,9cyclictest774-21runrttasks08:50:554
409499120,9cyclictest20999-21/usr/sbin/munin07:45:194
408599120,9cyclictest4120-21cat07:10:002
408199120,9cyclictest4101-21cat07:10:001
407699120,6cyclictest4028-21latency_hist07:10:010
235622120,1sleep50-21swapper/509:00:015
195672100,1sleep50-21swapper/510:35:185
9973290,0sleep50-21swapper/510:48:045
27327290,0sleep50-21swapper/510:57:475
2402270,0sleep50-21swapper/508:14:055
21352270,5sleep50-21swapper/512:25:225
25890260,1sleep50-21swapper/509:44:565
15941260,1sleep50-21swapper/511:09:555
5676250,1sleep50-21swapper/510:09:555
25128250,1sleep50-21swapper/512:09:565
21801253,1sleep50-21swapper/510:18:445
10234250,3sleep50-21swapper/509:35:245
9406240,1sleep50-21swapper/508:29:565
7103240,1sleep50-21swapper/508:24:555
6325240,1sleep50-21swapper/507:14:565
6325240,1sleep50-21swapper/507:14:565
5849240,1sleep50-21swapper/510:10:015
4787240,1sleep50-21swapper/508:20:005
4574240,1sleep50-21swapper/512:35:015
4505241,1sleep50-21swapper/511:20:515
27437240,2sleep50-21swapper/510:03:415
27009240,1sleep50-21swapper/510:40:005
26318240,1sleep50-21swapper/509:45:025
24920241,1sleep50-21swapper/511:50:295
24896241,1sleep50-21swapper/509:25:235
23887240,2sleep50-21swapper/511:32:065
22990240,1sleep50-21swapper/507:50:015
20386240,1sleep50-21swapper/507:45:015
17983240,2sleep50-21swapper/509:21:405
15267240,2sleep50-21swapper/512:22:045
10012240,1sleep50-21swapper/508:30:025
9369230,1sleep50-21swapper/510:30:065
6611230,1sleep50-21swapper/507:15:025
581230,1sleep50-21swapper/510:25:095
5286230,1sleep50-21swapper/509:15:095
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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