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2025-11-05 - 14:32
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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 100 highest latencies:
System rackbslot2.osadl.org (updated Tue Nov 04, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30128862229199,21sleep20-21swapper/207:08:442
30127192223193,20sleep30-21swapper/307:06:373
30127992220191,19sleep10-21swapper/107:07:351
30126842219192,17sleep00-21swapper/007:06:090
301323199950,86cyclictest3043722-21/usr/sbin/munin07:45:011
3013228998177,2cyclictest3200047-21snmp_wlanpowerc10:45:020
301324199670,66cyclictest3216637-21kworker/u8:2+efi_rts_wq11:35:473
3013241996045,14cyclictest3252330-21snmp_ryswitch.c11:45:013
3013241996045,14cyclictest3252330-21snmp_ryswitch.c11:45:013
3013241995750,5cyclictest3078191-21/usr/share/muni08:25:163
3013236995549,3cyclictest3199983-21chrome10:45:022
31830752520,0chrt3183076-21/usr/sbin/munin10:25:031
3013236995143,6cyclictest3130486-21/usr/share/muni09:25:032
3013236995045,3cyclictest3061067-21/usr/share/muni08:05:142
3013228995044,4cyclictest3225413-21latency_hist11:15:010
301323199493,45cyclictest3247290-21kworker/u8:3+efi_rts_wq11:35:501
3013241994845,3cyclictest3107816-21kworker/u8:3+events_unbound09:20:143
3013241994845,2cyclictest3064476-21kworker/u8:3+flush-179:008:10:143
301323699478,38cyclictest3247290-21kworker/u8:3+efi_rts_wq11:35:502
3013228994644,1cyclictest3247287-1kworker/0:2H+kblockd11:50:120
3013241994441,2cyclictest3156267-21kworker/u8:2+flush-179:009:55:053
3013236994341,1cyclictest3064770-21kworker/2:2+pm08:41:052
3013236994326,15cyclictest3089801-21ntpq08:35:232
3013236994326,15cyclictest3089801-21ntpq08:35:232
3013241994237,3cyclictest3090983-21/usr/share/muni08:40:133
3013231994238,3cyclictest3030772-21kworker/u8:1+flush-179:008:05:071
3013231994225,14cyclictest3252274-21chrome11:45:011
3013231994225,14cyclictest3252274-21chrome11:45:011
3013241994138,2cyclictest3281658-21kworker/u8:3+flush-179:012:25:133
3013231994140,1cyclictest0-21swapper/111:15:231
3013228994129,1cyclictest1318-21snmpd08:41:520
3013241994037,2cyclictest3025276-21kworker/u8:4+flush-179:007:25:053
3013241994037,2cyclictest3003783-21kworker/u8:3+events_unbound07:45:013
3013241994036,3cyclictest3025626-21ntpq07:20:253
3013236994038,1cyclictest3116891-21kworker/2:1+pm10:40:172
3013236994038,1cyclictest3116891-21kworker/2:1+pm10:20:152
3013236994038,1cyclictest3008455-21kworker/2:1+pm07:15:002
3013236994037,2cyclictest3225131-21kworker/2:1+pm11:45:112
3013236994037,2cyclictest3225131-21kworker/2:1+pm11:45:112
3013236994037,2cyclictest3116891-21kworker/2:1+pm10:10:132
3013236994037,2cyclictest3116891-21kworker/2:1+pm09:50:102
3013236994037,2cyclictest3008455-21kworker/2:1+pm08:01:242
3013236994033,5cyclictest3217163-21/usr/share/muni11:05:152
3013236994028,11cyclictest1676639-1kworker/2:1H+kblockd12:36:162
3013241993938,0cyclictest1318-21snmpd07:50:173
3013241993934,3cyclictest2938236-1kworker/3:2H+kblockd12:00:033
3013236993938,1cyclictest3225131-21kworker/2:1+pm11:21:212
3013236993937,1cyclictest3273474-21kworker/2:3+pm12:30:402
3013236993937,1cyclictest3216295-21kworker/2:0+pm11:10:122
3013236993937,1cyclictest3116891-21kworker/2:1+pm09:45:582
3013236993936,2cyclictest3116891-21kworker/2:1+pm09:20:002
3013236993935,2cyclictest3008455-21kworker/2:1+pm07:35:112
3013236993924,3cyclictest3064770-21kworker/2:2+pm08:15:032
3013228993932,5cyclictest3182796-21/usr/share/muni10:25:050
3013241993836,2cyclictest3251617-21kworker/u8:0+flush-179:011:50:053
3013241993836,1cyclictest2977759-21kworker/3:0+pm07:15:213
3013241993836,1cyclictest2938236-1kworker/3:2H+kblockd09:09:143
3013241993835,2cyclictest3003783-21kworker/u8:3+flush-179:007:10:263
3013241993834,2cyclictest2938236-1kworker/3:2H+kblockd10:45:483
3013241993834,2cyclictest2938236-1kworker/3:2H+kblockd09:35:273
3013241993833,2cyclictest3208194-21kworker/u8:1+events_unbound11:05:103
3013236993836,1cyclictest3273474-21kworker/2:3+pm12:10:272
3013236993836,1cyclictest3225131-21kworker/2:1+pm11:55:462
3013236993836,1cyclictest3225131-21kworker/2:1+pm11:31:272
3013236993836,1cyclictest3225131-21kworker/2:1+pm11:16:182
3013236993836,1cyclictest3116891-21kworker/2:1+pm09:40:052
3013236993836,1cyclictest3064770-21kworker/2:2+pm09:10:562
3013236993836,1cyclictest3064770-21kworker/2:2+pm09:05:292
3013236993836,1cyclictest3008455-21kworker/2:1+pm07:25:162
3013236993836,1cyclictest3008455-21kworker/2:1+pm07:15:262
3013236993835,2cyclictest3116891-21kworker/2:1+pm09:20:162
3013236993835,2cyclictest3064770-21kworker/2:2+pm09:00:042
3013236993835,2cyclictest3008455-21kworker/2:1+pm07:55:042
3013236993835,2cyclictest3008455-21kworker/2:1+pm07:31:172
3013236993834,3cyclictest3175134-21apt-get10:15:072
3013236993826,11cyclictest1676639-1kworker/2:1H+kblockd08:52:062
3013231993834,2cyclictest3003712-1kworker/1:0H+kblockd09:30:281
301323199381,36cyclictest3130888-21ntpq09:25:051
3013228993836,1cyclictest3095150-21kworker/0:2+pm09:41:240
3013228993835,2cyclictest2373058-1kworker/0:0H+kblockd07:31:540
3013228993834,3cyclictest3225671-21/usr/share/muni11:15:160
3013241993734,2cyclictest3216637-21kworker/u8:2+flush-179:011:20:273
3013241993734,2cyclictest3208194-21kworker/u8:1+events_unbound10:55:073
3013241993734,2cyclictest2938236-1kworker/3:2H+kblockd10:10:213
3013241993734,2cyclictest2938236-1kworker/3:2H+kblockd09:45:123
3013241993733,3cyclictest3128280-21kworker/u8:1+flush-179:009:30:273
3013241993733,3cyclictest3090031-31munin-html08:35:283
3013241993733,3cyclictest3090031-31munin-html08:35:283
3013241993726,10cyclictest3216637-21kworker/u8:2+flush-179:011:55:113
3013236993735,1cyclictest3116891-21kworker/2:1+pm11:00:592
3013236993735,1cyclictest3116891-21kworker/2:1+pm10:30:172
3013236993735,1cyclictest3116891-21kworker/2:1+pm10:25:162
3013236993735,1cyclictest3116891-21kworker/2:1+pm09:30:162
3013236993735,1cyclictest1318-21snmpd07:46:142
3013236993734,2cyclictest3008455-21kworker/2:1+pm07:20:012
3013236993733,3cyclictest3064770-21kworker/2:2+pm08:10:042
3013236993732,4cyclictest3286445-21/usr/share/muni12:25:142
3013231993736,1cyclictest3238807-21kworker/1:1+pm12:28:491
3013231993733,3cyclictest3152489-21/usr/share/muni09:50:021
3013231993733,2cyclictest3003712-1kworker/1:0H+kblockd11:20:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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