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2025-12-30 - 15:41
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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 highest latencies:
System rackbslot2.osadl.org (updated Tue Dec 30, 2025 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19480102228199,19sleep00-21swapper/007:09:180
19479302227197,20sleep20-21swapper/207:08:152
19480022225196,19sleep30-21swapper/307:09:143
19477672224194,20sleep10-21swapper/107:06:091
199808721000,1sleep30-21swapper/308:05:073
194818999571,3cyclictest2135829-21snmp_wlanswitch10:45:010
1948199995350,2cyclictest2148215-21kworker/u8:0+flush-179:011:10:153
1948189995349,2cyclictest1996476-21kworker/u8:0+events_unbound08:10:140
1948189995248,3cyclictest2184637-21kworker/u8:4+flush-179:012:30:060
1948196994843,3cyclictest2135784-21chrome10:45:002
1948196994744,2cyclictest2145053-21kworker/2:0+pm11:20:012
1948194994641,4cyclictest47022-21systemd-journal11:10:001
1948199994542,2cyclictest2148215-21kworker/u8:0+flush-179:011:35:163
1948199994542,2cyclictest2135826-21/usr/sbin/munin10:45:013
1948196994542,2cyclictest2017368-21awk08:25:152
1948194994542,2cyclictest1952115-21kworker/u8:1+flush-179:007:30:151
1948189994542,2cyclictest2037034-21kworker/u8:2+flush-179:009:15:050
194819699440,43cyclictest2109424-31munin-html10:10:322
1948189994444,0cyclictest2077728-21awk09:35:160
1948189994439,3cyclictest2092596-21/usr/share/muni09:55:140
1948199994236,4cyclictest2221766-21latency_hist12:25:013
1948196994241,1cyclictest1944328-21kworker/2:1+pm07:16:382
1948196994128,1cyclictest2014711-21kworker/2:0+pm08:45:062
1948199994037,2cyclictest1970190-21kworker/u8:3+flush-179:008:55:153
1948196994038,1cyclictest2070502-21kworker/2:1+pm09:35:512
1948196994038,1cyclictest1996644-21kworker/2:2+pm08:10:172
1948194994038,1cyclictest2144260-21kworker/1:2+pm11:33:521
1948194994036,3cyclictest2148215-21kworker/u8:0+events_unbound11:40:021
194819499401,3cyclictest2083911-21/usr/share/muni09:45:031
1948189994035,4cyclictest2105813-21/usr/share/muni10:10:020
1948199993937,1cyclictest2036188-21kworker/3:1+pm09:25:203
1948196993937,1cyclictest2145053-21kworker/2:0+pm12:30:292
1948196993937,1cyclictest2145053-21kworker/2:0+pm11:56:342
1948196993937,1cyclictest2145053-21kworker/2:0+pm11:36:052
1948196993937,1cyclictest2145053-21kworker/2:0+pm11:05:542
1948196993937,1cyclictest2115989-21kworker/2:1+pm10:31:322
1948196993937,1cyclictest2104954-21kworker/2:0+pm10:20:542
1948196993937,1cyclictest2104954-21kworker/2:0+pm10:20:532
1948196993937,1cyclictest2070502-21kworker/2:1+pm09:40:392
1948196993937,1cyclictest1996644-21kworker/2:2+pm08:15:112
1948196993936,2cyclictest2145053-21kworker/2:0+pm11:55:002
1948196993936,2cyclictest2104954-21kworker/2:0+pm10:15:122
1948196993936,2cyclictest2041446-21kworker/2:2+pm09:25:012
1948189993938,1cyclictest2135473-21kworker/0:2+pm12:08:520
1948189993937,1cyclictest2031858-21kworker/0:0+pm09:45:000
1948189993935,3cyclictest2040790-21/usr/share/muni08:55:140
1948199993836,1cyclictest2165604-21kworker/3:2+pm11:25:263
1948199993835,2cyclictest2214083-21kworker/u8:1+events_unbound12:15:123
1948199993832,4cyclictest2204885-21/usr/share/muni12:05:013
1948196993837,1cyclictest2115989-21kworker/2:1+pm10:40:142
1948196993836,1cyclictest2145053-21kworker/2:0+pm11:45:152
1948196993836,1cyclictest2145053-21kworker/2:0+pm11:15:052
1948196993836,1cyclictest2070502-21kworker/2:1+pm10:05:112
1948196993835,2cyclictest3724978-1kworker/2:1H+kblockd08:40:062
1948196993835,2cyclictest2115989-21kworker/2:1+pm10:35:002
1948196993835,2cyclictest2115989-21kworker/2:1+pm10:35:002
1948196993834,3cyclictest2214083-21kworker/u8:1+flush-179:012:25:062
1948194993836,1cyclictest1618389-1kworker/1:2H+kblockd08:23:031
1948194993836,1cyclictest1618389-1kworker/1:2H+kblockd08:23:031
1948194993835,2cyclictest2098845-21apt-get10:00:131
1948194993832,6cyclictest1618389-1kworker/1:2H+kblockd08:35:211
1948189993835,2cyclictest1987403-21kworker/u8:2+events_unbound08:00:130
1948189993835,2cyclictest1907898-1kworker/0:1H+kblockd10:32:400
1948189993834,3cyclictest2199959-21munin-limits11:55:280
1948199993734,2cyclictest2214083-21kworker/u8:1+events_unbound12:35:153
1948199993734,2cyclictest2173392-21kworker/u8:3+flush-179:012:00:253
1948199993734,2cyclictest2044521-21kworker/u8:4+flush-179:009:55:183
1948199993734,2cyclictest1718580-1kworker/3:1H+kblockd09:41:053
1948196993736,1cyclictest2115989-21kworker/2:1+pm10:51:252
1948196993736,1cyclictest1944328-21kworker/2:1+pm07:26:072
1948196993735,1cyclictest2145053-21kworker/2:0+pm12:11:042
1948196993735,1cyclictest2145053-21kworker/2:0+pm11:31:522
1948196993735,1cyclictest2145053-21kworker/2:0+pm11:26:382
1948196993735,1cyclictest2014711-21kworker/2:0+pm08:55:462
1948196993735,1cyclictest2014711-21kworker/2:0+pm08:54:182
1948196993734,2cyclictest2145053-21kworker/2:0+pm12:35:002
1948196993734,2cyclictest2145053-21kworker/2:0+pm12:05:042
1948196993734,2cyclictest2070502-21kworker/2:1+pm09:55:042
1948194993735,1cyclictest2209000-21kworker/1:1+pm12:19:421
1948194993734,2cyclictest2014578-21kworker/u8:1+flush-179:008:25:281
1948194993734,2cyclictest1618389-1kworker/1:2H+kblockd07:16:271
1948189993735,2cyclictest2184637-21kworker/u8:4+flush-179:012:15:150
1948189993735,1cyclictest1970190-21kworker/u8:3+flush-179:008:25:270
1948189993735,1cyclictest1907898-1kworker/0:1H+kblockd07:29:200
1948189993734,2cyclictest1996476-21kworker/u8:0+flush-179:008:45:180
1948199993634,1cyclictest2036188-21kworker/3:1+pm09:24:403
1948199993634,1cyclictest1943500-21kworker/3:1+pm07:54:143
1948199993634,1cyclictest1943500-21kworker/3:1+pm07:54:143
1948199993634,1cyclictest1718580-1kworker/3:1H+kblockd11:20:183
1948199993634,1cyclictest1718580-1kworker/3:1H+kblockd09:45:473
1948199993633,2cyclictest1718580-1kworker/3:1H+kblockd12:10:033
1948199993633,2cyclictest1718580-1kworker/3:1H+kblockd10:05:123
1948199993632,3cyclictest2200372-21latency_hist12:00:023
1948196993635,1cyclictest2115989-21kworker/2:1+pm10:55:182
1948196993635,1cyclictest2041446-21kworker/2:2+pm09:11:072
1948196993634,1cyclictest2145053-21kworker/2:0+pm12:21:052
1948196993634,1cyclictest2145053-21kworker/2:0+pm12:16:072
1948196993634,1cyclictest2070502-21kworker/2:1+pm09:46:272
1948196993634,1cyclictest2041446-21kworker/2:2+pm09:01:042
1948196993634,1cyclictest1996644-21kworker/2:2+pm08:22:252
1948196993634,1cyclictest1996644-21kworker/2:2+pm08:22:252
1948196993634,1cyclictest1944328-21kworker/2:1+pm07:40:032
1948196993633,2cyclictest1992080-21kworker/u8:4+flush-179:008:00:152
1948194993634,1cyclictest1618389-1kworker/1:2H+kblockd08:55:441
1948194993633,2cyclictest2173392-21kworker/u8:3+flush-179:011:55:041
1948194993633,2cyclictest1618389-1kworker/1:2H+kblockd11:45:091
1948194993633,2cyclictest1618389-1kworker/1:2H+kblockd09:16:051
1948194993633,2cyclictest1618389-1kworker/1:2H+kblockd09:00:571
1948194993632,3cyclictest1916785-21kworker/u8:0+flush-179:007:10:211
1948194993632,2cyclictest2184637-21kworker/u8:4+events_unbound12:05:141
1948194993619,5cyclictest2166977-21ntpq11:20:091
1948189993634,1cyclictest2037034-21kworker/u8:2+flush-179:009:05:160
1948189993634,1cyclictest1907898-1kworker/0:1H+kblockd10:35:040
1948189993634,1cyclictest1907898-1kworker/0:1H+kblockd10:35:040
1948189993634,1cyclictest1907898-1kworker/0:1H+kblockd08:50:430
1948189993633,2cyclictest2157784-21kworker/u8:1+flush-179:011:15:120
1948189993633,2cyclictest2044521-21kworker/u8:4+flush-179:009:30:060
1948189993633,2cyclictest1970190-21kworker/u8:3+flush-179:008:35:160
1948189993633,2cyclictest1907898-1kworker/0:1H+kblockd07:45:030
1948189993633,1cyclictest1907898-1kworker/0:1H+kblockd09:20:480
1948189993628,7cyclictest2173392-21kworker/u8:3+flush-179:011:40:130
1948199993533,1cyclictest1718580-1kworker/3:1H+kblockd11:53:393
1948199993533,1cyclictest1718580-1kworker/3:1H+kblockd07:45:283
1948199993532,2cyclictest1718580-1kworker/3:1H+kblockd08:10:293
1948196993534,1cyclictest1944328-21kworker/2:1+pm07:56:042
1948196993533,1cyclictest3724978-1kworker/2:1H+kblockd07:31:032
1948196993533,1cyclictest2145053-21kworker/2:0+pm11:10:172
1948196993533,1cyclictest2115989-21kworker/2:1+pm10:25:412
1948196993533,1cyclictest2041446-21kworker/2:2+pm09:16:362
1948196993533,1cyclictest2041446-21kworker/2:2+pm09:05:492
1948196993533,1cyclictest2014711-21kworker/2:0+pm08:36:402
1948196993533,1cyclictest1944328-21kworker/2:1+pm07:10:382
1948196993532,2cyclictest3724978-1kworker/2:1H+kblockd09:20:032
194819699350,2cyclictest1974345-31munin-html07:35:352
1948194993534,1cyclictest2144260-21kworker/1:2+pm11:16:201
1948194993534,1cyclictest2044796-21kworker/1:2+pm09:06:481
1948194993534,1cyclictest1618389-1kworker/1:2H+kblockd12:39:481
1948194993533,1cyclictest2044796-21kworker/1:2+pm10:07:491
1948194993533,1cyclictest1618389-1kworker/1:2H+kblockd11:01:241
1948194993533,1cyclictest1618389-1kworker/1:2H+kblockd10:50:301
1948194993533,1cyclictest1618389-1kworker/1:2H+kblockd08:05:501
1948194993533,1cyclictest1618389-1kworker/1:2H+kblockd07:25:511
1948194993532,2cyclictest2048849-21kworker/u8:0+flush-179:010:25:111
1948194993532,2cyclictest1618389-1kworker/1:2H+kblockd12:31:221
1948194993531,3cyclictest2027783-21/usr/share/muni08:40:081
1948194993529,4cyclictest2053522-21/usr/share/muni09:10:051
1948189993534,1cyclictest1907898-1kworker/0:1H+kblockd10:25:270
1948189993533,1cyclictest1907898-1kworker/0:1H+kblockd09:12:580
1948189993532,2cyclictest2135564-21kworker/u8:3+flush-179:010:55:150
1948189993532,2cyclictest1907898-1kworker/0:1H+kblockd10:15:160
1948189993532,2cyclictest1907898-1kworker/0:1H+kblockd08:00:030
1948189993532,2cyclictest1907898-1kworker/0:1H+kblockd07:21:290
1948189993531,2cyclictest2083857-13chrome09:45:010
1948189993520,14cyclictest2048849-21kworker/u8:0+events_unbound10:25:000
1948189993520,14cyclictest2048849-21kworker/u8:0+events_unbound10:25:000
1948199993432,1cyclictest1943500-21kworker/3:1+pm07:20:243
1948199993432,1cyclictest1718580-1kworker/3:1H+kblockd09:15:173
1948199993432,1cyclictest1718580-1kworker/3:1H+kblockd09:00:113
1948199993432,1cyclictest1718580-1kworker/3:1H+kblockd07:11:333
1948199993430,3cyclictest1996476-21kworker/u8:0+events_unbound08:15:143
1948199993428,4cyclictest2153003-21/usr/share/muni11:05:163
1948196993432,1cyclictest2145053-21kworker/2:0+pm11:40:052
1948196993432,1cyclictest2070502-21kworker/2:1+pm09:31:042
1948196993432,1cyclictest1996644-21kworker/2:2+pm08:05:432
1948196993432,1cyclictest1944328-21kworker/2:1+pm07:45:292
1948194993432,1cyclictest1952115-21kworker/u8:1+flush-179:007:50:121
1948194993432,1cyclictest1952115-21kworker/u8:1+flush-179:007:50:121
1948194993432,1cyclictest1618389-1kworker/1:2H+kblockd10:45:091
1948194993432,1cyclictest1618389-1kworker/1:2H+kblockd08:54:041
1948194993432,1cyclictest1618389-1kworker/1:2H+kblockd08:34:451
1948194993431,2cyclictest2108448-21kworker/u8:4+flush-179:010:20:051
1948194993431,2cyclictest2108448-21kworker/u8:4+flush-179:010:20:051
1948194993431,2cyclictest1618389-1kworker/1:2H+kblockd09:55:121
1948194993428,5cyclictest2217745-21/usr/share/muni12:20:031
1948194993428,4cyclictest1988365-21/usr/share/muni07:55:011
1948189993432,1cyclictest1907898-1kworker/0:1H+kblockd09:55:000
1948189993432,1cyclictest1318-21snmpd08:42:050
1948199993332,1cyclictest2165604-21kworker/3:2+pm11:32:363
1948199993332,1cyclictest1718580-1kworker/3:1H+kblockd08:21:323
1948199993332,1cyclictest1718580-1kworker/3:1H+kblockd08:21:323
1948199993331,1cyclictest1718580-1kworker/3:1H+kblockd10:10:403
1948199993331,1cyclictest1718580-1kworker/3:1H+kblockd07:28:313
1948199993330,2cyclictest45-21ksoftirqd/308:25:153
1948199993330,2cyclictest1718580-1kworker/3:1H+kblockd12:30:043
1948199993329,3cyclictest2096882-21/usr/share/muni10:00:073
1948196993331,1cyclictest2145053-21kworker/2:0+pm12:01:262
1948196993331,1cyclictest2070502-21kworker/2:1+pm10:01:092
1948196993331,1cyclictest2070502-21kworker/2:1+pm09:50:402
1948196993331,1cyclictest1944328-21kworker/2:1+pm07:20:112
1948194993331,1cyclictest1618389-1kworker/1:2H+kblockd11:27:271
1948194993330,2cyclictest2048849-21kworker/u8:0+flush-179:009:35:101
1948194993330,2cyclictest1618389-1kworker/1:2H+kblockd10:55:151
1948194993330,2cyclictest1618389-1kworker/1:2H+kblockd10:43:181
1948194993330,2cyclictest1618389-1kworker/1:2H+kblockd10:36:411
1948194993330,2cyclictest1618389-1kworker/1:2H+kblockd10:36:411
1948189993331,1cyclictest2135473-21kworker/0:2+pm10:51:290
1948189993331,1cyclictest1907898-1kworker/0:1H+kblockd12:35:520
1948189993331,1cyclictest1907898-1kworker/0:1H+kblockd11:10:430
1948189993331,1cyclictest1907898-1kworker/0:1H+kblockd10:06:550
1948189993331,1cyclictest1907898-1kworker/0:1H+kblockd08:05:430
1948189993330,2cyclictest1907898-1kworker/0:1H+kblockd11:45:070
1948189993330,2cyclictest1907898-1kworker/0:1H+kblockd09:01:030
1948189993329,3cyclictest1939364-21kworker/u8:2+flush-179:007:15:080
1948199993230,1cyclictest1718580-1kworker/3:1H+kblockd09:31:063
1948199993229,2cyclictest2126845-21kworker/u8:3+flush-179:010:35:253
1948199993229,2cyclictest2126845-21kworker/u8:3+flush-179:010:35:253
1948199993229,2cyclictest2054599-21awk09:10:073
1948199993227,4cyclictest1988359-21/usr/share/muni07:55:033
1948196993230,1cyclictest1944328-21kworker/2:1+pm07:51:052
1948196993230,1cyclictest1944328-21kworker/2:1+pm07:51:052
1948194993230,1cyclictest1318-21snmpd11:37:421
1948194993229,2cyclictest1618389-1kworker/1:2H+kblockd09:50:251
1948189993231,1cyclictest2135473-21kworker/0:2+pm11:52:510
1948189993230,1cyclictest1318-21snmpd07:54:070
1948189993230,1cyclictest1318-21snmpd07:54:060
1948189993230,1cyclictest1318-21snmpd07:43:450
1948189993229,2cyclictest1996476-21kworker/u8:0+flush-179:008:20:150
1948189993229,2cyclictest1996476-21kworker/u8:0+flush-179:008:20:150
1948189993229,2cyclictest1907898-1kworker/0:1H+kblockd12:00:010
1948189993225,0cyclictest1318-21snmpd11:27:160
1948199993129,1cyclictest2036188-21kworker/3:1+pm09:36:203
1948199993129,1cyclictest1718580-1kworker/3:1H+kblockd07:35:003
1948199993129,1cyclictest1318-21snmpd12:27:413
1948199993129,1cyclictest1318-21snmpd09:09:263
1948199993129,1cyclictest1318-21snmpd08:49:053
1948199993128,2cyclictest1718580-1kworker/3:1H+kblockd10:16:403
1948199993128,2cyclictest1318-21snmpd08:40:293
1948196993129,1cyclictest3724978-1kworker/2:1H+kblockd08:30:102
1948196993129,1cyclictest0-21swapper/211:01:062
1948194993129,1cyclictest64742-21isc-net-000009:40:591
1948194993129,1cyclictest1618389-1kworker/1:2H+kblockd12:01:081
1948194993129,1cyclictest1618389-1kworker/1:2H+kblockd10:15:301
1948194993129,1cyclictest1318-21snmpd12:28:511
1948194993129,1cyclictest1318-21snmpd12:13:591
1948194993129,1cyclictest1318-21snmpd11:54:071
1948194993129,1cyclictest1318-21snmpd07:45:401
1948194993128,2cyclictest2108448-21kworker/u8:4+events_unbound10:30:051
1948194993127,3cyclictest1992563-21/usr/share/muni08:00:161
1948189993130,1cyclictest1907898-1kworker/0:1H+kblockd07:36:300
1948189993129,1cyclictest1907898-1kworker/0:1H+kblockd11:35:180
1948189993129,1cyclictest1907898-1kworker/0:1H+kblockd10:00:280
1948189993129,1cyclictest1318-21snmpd11:31:010
1948189993129,1cyclictest1318-21snmpd11:21:570
1948189993129,1cyclictest1318-21snmpd07:33:590
1948189993128,2cyclictest2048849-21kworker/u8:0+flush-179:009:25:040
1948199993029,0cyclictest2125737-21awk10:30:183
1948199993028,2cyclictest1718580-1kworker/3:1H+kblockd11:48:533
1948199993028,1cyclictest1955529-21awk07:15:163
1948199993028,1cyclictest1718580-1kworker/3:1H+kblockd07:40:273
1948199993028,1cyclictest1318-21snmpd10:55:363
1948199993028,1cyclictest1318-21snmpd10:52:213
1948199993028,1cyclictest1318-21snmpd10:42:323
1948199993028,1cyclictest1318-21snmpd08:03:043
1948199993027,2cyclictest2086293-21kworker/u8:2+flush-179:009:50:183
1948199993027,2cyclictest1996476-21kworker/u8:0+events_unbound08:50:063
1948194993030,0cyclictest1318-21snmpd10:12:261
1948194993029,1cyclictest2144260-21kworker/1:2+pm11:12:571
1948189993029,1cyclictest2135473-21kworker/0:2+pm12:15:000
1948189993028,1cyclictest2133689-21awk10:40:160
1948189993028,1cyclictest1318-21snmpd12:20:440
1948189993028,1cyclictest1318-21snmpd08:31:280
1948189993028,1cyclictest1318-21snmpd08:15:420
1948199992928,0cyclictest1318-21snmpd10:26:403
1948199992928,0cyclictest1318-21snmpd07:36:323
1948199992927,1cyclictest1718580-1kworker/3:1H+kblockd11:15:483
1948199992926,2cyclictest1718580-1kworker/3:1H+kblockd11:40:053
1948199992924,4cyclictest2115511-21apt-get10:20:073
1948199992924,4cyclictest2115511-21apt-get10:20:073
1948194992928,0cyclictest1318-21snmpd07:37:121
1948194992927,1cyclictest1997000-21kworker/1:1+pm08:18:241
1948194992927,1cyclictest1318-21snmpd07:40:361
1948194992921,8cyclictest1318-21snmpd09:24:061
1948189992925,3cyclictest1916785-21kworker/u8:0+flush-179:007:10:090
1948199992828,0cyclictest1318-21snmpd11:01:543
1948199992826,1cyclictest1318-21snmpd08:31:013
1948194992827,0cyclictest1960012-21awk07:20:151
1948194992826,1cyclictest29-21ksoftirqd/108:45:131
1948189992828,0cyclictest1318-21snmpd11:09:120
1948189992827,0cyclictest2151593-21awk11:00:190
1948189992826,1cyclictest1318-21snmpd12:25:030
1948194992727,0cyclictest2073863-21awk09:30:221
1948194992623,2cyclictest2044521-21kworker/u8:4+flush-179:009:25:101
1948199992524,1cyclictest1718580-1kworker/3:1H+kblockd08:35:323
194819499245,18cyclictest2001672-21/usr/share/muni08:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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