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2026-06-16 - 04:42
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Tue Jun 16, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304863622870,3sleep03048638-21mailstats23:06:180
302023722660,4chrt3020233-21diskstats21:25:200
300967822550,3chrt3009676-21sensors_temp20:46:160
304559622430,4chrt3045591-21ntpq22:55:470
306772222160,3sleep03067723-21gzip00:16:150
304724322080,3sleep03047245-21grep23:01:150
303883822070,2sleep03038839-21gzip22:31:160
301173621990,2sleep03011737-21ls20:55:070
301191121860,3sleep03011912-21/usr/sbin/munin20:55:220
299973221860,4chrt2999730-21ntpq20:11:050
302337221850,4chrt3023369-21ntpq21:35:570
307033121810,4chrt3070328-21ntpq00:25:460
301613221800,4chrt3016131-21/usr/sbin/munin21:10:230
298240499176145,20cyclictest2987982-21kworker/u2:219:55:060
298240499173144,19cyclictest3039993-21kworker/u2:223:20:110
303116421720,3sleep03031165-21systemd-run22:05:030
307387121690,3chrt3073872-21sshd00:39:260
301919421690,3chrt3019192-21ld21:20:540
298981221680,4chrt2989809-21ntpq19:35:320
298240499157127,19cyclictest2987982-21kworker/u2:219:45:130
298240499152123,20cyclictest3064720-21kworker/u2:200:06:030
298240499148117,20cyclictest2995428-21kworker/u2:020:15:310
298240499144115,19cyclictest2985226-21kworker/u2:119:30:430
29824049914385,47cyclictest3027467-21kworker/u2:122:10:360
298240499143112,20cyclictest3020507-21kworker/u2:221:50:250
29824049913399,23cyclictest3063180-21dpkg-db-backup00:00:020
29824049912261,50cyclictest2997734-21kworker/u2:120:09:010
29824049912092,18cyclictest2983796-21kworker/u2:219:15:430
29824049911688,19cyclictest3057628-21kworker/u2:023:46:260
29824049911588,18cyclictest3050641-21kworker/u2:123:31:550
29824049911283,20cyclictest3025606-21kworker/u2:021:56:450
29824049911281,20cyclictest2981006-21kworker/u2:019:10:130
29824049910780,18cyclictest3071206-21kworker/u2:300:31:170
29824049910679,18cyclictest3039993-21kworker/u2:222:45:030
29824049910471,22cyclictest3057628-21kworker/u2:023:50:510
29824049910369,23cyclictest3063322-40sh00:00:100
29824049910072,19cyclictest2985226-21kworker/u2:119:26:300
2982404999767,20cyclictest3007492-21kworker/u2:220:45:020
2982404999568,18cyclictest2987982-21kworker/u2:219:43:570
2982404999364,19cyclictest2995428-21kworker/u2:019:56:130
2982404999363,19cyclictest2981006-21kworker/u2:019:25:070
2982404998859,20cyclictest3039993-21kworker/u2:223:25:110
2982404998758,19cyclictest3046483-21kworker/u2:023:10:540
30227822860,2sleep03022783-21latency_hist21:35:010
2982404998656,19cyclictest3039993-21kworker/u2:222:53:430
30179862850,3sleep03017989-21cut21:16:170
2982404998556,19cyclictest3039993-21kworker/u2:223:15:220
2982404998353,20cyclictest3060398-21kworker/u2:100:20:260
2982404998054,16cyclictest3027467-21kworker/u2:122:07:210
2982404998051,19cyclictest3038118-21kworker/u2:022:35:260
2982404997345,19cyclictest2995428-21kworker/u2:020:35:150
2982404997244,19cyclictest3009354-21kworker/u2:121:06:430
2982404997143,19cyclictest3031158-21kworker/u2:022:15:150
2982404997141,19cyclictest2995428-21kworker/u2:020:05:070
2982404997042,19cyclictest3056099-21kworker/u2:223:38:190
2982404996640,18cyclictest3039993-21kworker/u2:222:48:020
2982404996523,17cyclictest3002525-21ntpq20:21:040
2982404996514,27cyclictest3003859-21ntpq20:25:530
2982404996425,16cyclictest3067013-21munin-run00:15:040
2982404996413,19cyclictest3025967-21memory21:45:290
2982404996238,15cyclictest3058289-21proc_pri23:41:130
2982404996230,22cyclictest2995428-21kworker/u2:020:35:030
2982404996223,17cyclictest3035777-21runrttasks22:20:310
2982404996131,20cyclictest3024641-21ntpq21:40:320
2982404996011,17cyclictest3037314-21ntp_states22:26:060
298206026012,38sleep00-21swapper19:07:200
2982404995914,20cyclictest3013519-21ntpq21:00:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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