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2024-02-26 - 21:32
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack8slot7.osadl.org (updated Mon Feb 26, 2024 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26967992724,2cyclictest16787-21hddtemp_smartct11:30:250
26968992522,2cyclictest5207-21x2golistsession09:14:561
2696799251,2cyclictest31255-21diskmemload10:48:400
2696799210,1cyclictest31255-21diskmemload09:36:560
2696799210,1cyclictest0-21swapper/009:20:550
2696799200,20cyclictest0-21swapper/012:26:160
26968991918,1cyclictest0-21swapper/109:23:251
26967991918,1cyclictest0-21swapper/010:42:260
26967991817,1cyclictest0-21swapper/009:46:240
26967991716,1cyclictest0-21swapper/011:14:160
26968991615,1cyclictest0-21swapper/110:57:061
26967991513,1cyclictest31255-21diskmemload09:29:410
26967991512,2cyclictest29392-21x2gosqlitewrapp12:30:560
26967991411,2cyclictest9475-21x2gopath12:15:290
26968991312,1cyclictest0-21swapper/111:48:051
2696899131,10cyclictest31255-21diskmemload11:02:331
2696899121,4cyclictest1225-21x2golistsession12:09:391
2696899121,10cyclictest5646-21x2golistsession09:15:131
2696799129,2cyclictest8742-21x2golistsession07:32:400
26967991211,1cyclictest0-21swapper/012:38:330
26967991211,1cyclictest0-21swapper/011:15:550
2696799120,8cyclictest4467-21ssh12:11:220
2696799120,7cyclictest31121-21ssh10:50:290
2696899118,2cyclictest24801-21x2golistsession11:36:161
2696899117,2cyclictest31255-21diskmemload11:25:051
2696899116,4cyclictest13517-21x2golistsession11:53:251
2696899116,3cyclictest2517-21/usr/sbin/munin12:10:221
2696899115,3cyclictest29142-21x2gosqlitewrapp11:15:031
2696899112,7cyclictest7861-21x2gosqlitewrapp08:27:561
2696899111,8cyclictest8245-21x2golistsession10:32:421
2696899111,8cyclictest29516-21x2golistsession12:31:031
2696899111,8cyclictest19702-21x2golistsession11:07:021
2696899111,8cyclictest10808-21x2golistsession09:44:351
2696899111,2cyclictest3363-21x2gosqlitewrapp10:54:521
2696899111,2cyclictest26450-21x2golistsession12:29:331
2696899111,2cyclictest0-21swapper/112:35:321
2696799117,2cyclictest21096-21x2gosqlitewrapp11:08:280
2696799112,7cyclictest13584-21x2golistsession11:02:140
2696799112,2cyclictest32195-21x2golistsession10:25:330
2696799111,8cyclictest28701-21x2gosqlitewrapp11:40:100
2696799111,6cyclictest2371-21x2golistsession09:11:590
2696799111,3cyclictest3857-21x2golistsession10:04:230
2696799110,7cyclictest20369-21x2golistsession12:24:460
2696799110,6cyclictest8068-21ssh09:16:140
2696799110,6cyclictest17388-21ssh11:55:490
2696899107,2cyclictest5775-21memory10:05:251
2696899107,2cyclictest27033-21x2golistsession07:10:191
2696899107,2cyclictest13053-21x2gosqlitewrapp08:35:521
2696899106,2cyclictest27021-21x2gosqlitewrapp10:21:481
2696899106,2cyclictest26447-21x2golistsession09:55:541
2696899105,3cyclictest31255-21diskmemload12:15:321
2696899105,3cyclictest22824-21x2golistsession11:10:091
2696899102,6cyclictest31313-21x2gosqlitewrapp09:35:191
2696899102,2cyclictest2823-21x2golistsession10:28:431
2696899101,7cyclictest4393-21x2gosqlitewrapp10:04:551
2696899101,7cyclictest2375-21x2gosqlitewrapp08:18:531
2696899101,7cyclictest22327-21x2golistsession09:27:451
2696899101,7cyclictest10880-21x2gosqlitewrapp10:35:181
2696899101,3cyclictest26031-21x2golistsession12:03:161
2696899101,2cyclictest4028-21perl11:20:261
2696899101,2cyclictest24770-21x2gosqlitewrapp09:30:091
2696899101,2cyclictest22289-21x2gosqlitewrapp08:53:311
2696899101,2cyclictest21648-21x2golistsession10:17:531
2696899101,2cyclictest17746-21x2gosqlitewrapp10:40:221
2696899101,2cyclictest17221-21ntp_states11:30:291
2696899101,2cyclictest14458-21x2golistsession12:20:041
2696899101,2cyclictest10398-21x2gosqlitewrapp08:31:401
2696899100,8cyclictest11484-21x2gosqlitewrapp09:45:071
2696899100,3cyclictest31356-21x2golistsession08:11:401
2696799106,2cyclictest24103-21x2gosqlitewrapp10:20:150
2696799105,3cyclictest992-21x2golistsession07:20:210
2696799104,2cyclictest141rcu_preempt10:30:010
2696799103,2cyclictest13320-21ssh10:36:210
2696799102,2cyclictest23097-21x2gosqlitewrapp09:54:040
2696799101,7cyclictest24404-21x2gosqlitewrapp09:55:170
2696799101,4cyclictest22614-21x2golistsession10:18:540
2696799101,3cyclictest5694-21x2golistsession10:55:380
2696799101,2cyclictest7161-21x2gosqlitewrapp09:40:460
2696799101,2cyclictest5788-21x2golistsession07:27:150
2696799101,2cyclictest29075-21df_inode09:05:240
2696799101,2cyclictest25427-21x2gosqlitewrapp12:02:380
2696799101,2cyclictest14071-21x2golistsession11:28:200
2696799101,2cyclictest13912-21users07:40:310
2696799101,2cyclictest13282-21x2golistsession10:10:500
2696799100,9cyclictest5364-21ssh10:05:200
2696799100,5cyclictest31255-21diskmemload11:20:520
269689996,2cyclictest26308-21x2gosqlitewrapp10:46:371
269689996,2cyclictest15251-21x2golistsession08:40:261
269689991,7cyclictest30685-21x2golistsession09:07:471
269689991,7cyclictest28226-21x2golistsession08:05:331
269689991,7cyclictest25028-21x2golistsession08:58:071
269689991,7cyclictest15298-21x2gosqlitewrapp11:55:081
269689991,7cyclictest14518-21x2gosqlitewrapp07:42:511
269689991,2cyclictest31255-21diskmemload10:10:131
269689991,2cyclictest25891-21x2golistsession08:02:391
269689991,2cyclictest18971-21x2gopath08:46:391
269689990,8cyclictest31707-21x2golistsession07:15:291
269689990,7cyclictest18140-21aten2.4-expect09:50:201
269689990,4cyclictest30069-21ssh11:40:271
269679996,2cyclictest26198-21x2golistsession09:00:190
269679996,2cyclictest22220-21x2gosqlitewrapp11:35:030
269679996,2cyclictest21454-21df_inode07:55:280
269679996,2cyclictest13-21ksoftirqd/008:50:220
269679994,3cyclictest31720-21python07:15:290
269679992,2cyclictest31255-21diskmemload09:30:110
269679991,7cyclictest19890-21x2golistsession07:51:320
269679991,7cyclictest11380-21x2golistsession07:36:480
269679991,4cyclictest17480-21x2gosqlitewrapp07:48:160
269679991,3cyclictest4441-21x2gosqlitewrapp11:45:310
269679991,3cyclictest11313-21x2golistsession11:51:040
269679991,2cyclictest30473-21x2golistsession12:06:150
269679991,2cyclictest1358-21lxpanel08:28:000
269689982,4cyclictest4532-21x2gosqlitewrapp08:21:011
269689981,6cyclictest18143-21/usr/sbin/munin07:50:191
269689981,5cyclictest11322-21x2gosqlitewrapp07:36:331
269689981,2cyclictest22322-21x2gosqlitewrapp07:55:381
269689980,4cyclictest9306-21x2golistsession07:34:551
269679987,1cyclictest0-21swapper/008:58:310
269679985,2cyclictest598-21nscd07:10:240
269679985,2cyclictest3166-21cpuspeed_turbos08:20:200
269679985,2cyclictest23806-21x2gosqlitewrapp08:00:040
269679984,3cyclictest9871-21ls08:30:320
269679984,3cyclictest31093-21x2golistsession08:10:370
269679983,4cyclictest2141-21x2golistsession08:17:580
269689973,3cyclictest4084-21ls07:25:191
269689973,3cyclictest15419-21aten2.4-expect07:45:211
269689971,2cyclictest1813-21x2golistsession07:20:281
269689970,3cyclictest25908-21tail09:00:171
269679972,3cyclictest26671-21x2gosqlitewrapp08:05:070
269679972,3cyclictest12349-21x2gosqlitewrapp08:35:260
269679971,5cyclictest14264-21x2golistsession08:40:040
269679971,4cyclictest17173-21x2golistsession08:45:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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