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2024-10-05 - 14:28
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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: performance
Characteristics of the 792 highest latencies:
System rackbslot1.osadl.org (updated Fri Oct 04, 2024 12:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20626572240210,20sleep20-21swapper/207:06:152
20626372212183,19sleep30-21swapper/307:06:003
20629482198159,30sleep00-21swapper/007:09:550
20628872196155,32sleep10-21swapper/107:09:061
213033521170,1sleep22130322-21snmp_ryswitch2.08:30:022
2063122996257,4cyclictest2303872-21/usr/share/muni12:00:122
2063122995955,3cyclictest2191760-21kworker/u8:2+events_unbound09:50:332
2063122995854,3cyclictest2158580-21kworker/u8:1+flush-179:009:40:012
2063122995753,3cyclictest2249131-21kworker/u8:3+events_unbound11:05:182
2063122995752,3cyclictest2142676-21chrome08:45:012
2063122995552,3cyclictest2249239-21kworker/u8:4+flush-179:011:30:152
2063122995552,2cyclictest2183440-21kworker/u8:3+events_unbound10:10:202
2063125995451,2cyclictest2158580-21kworker/u8:1+events_unbound09:45:143
2063125995450,3cyclictest2312227-21kworker/u8:3+events_unbound12:15:283
2063125995347,4cyclictest8546-21Chrome_DevTools08:45:023
2063122995248,3cyclictest2083831-21kworker/u8:4+flush-179:008:15:102
2063120995143,6cyclictest2171950-21/usr/share/muni09:20:061
2063116995145,4cyclictest2136226-21apt-get08:35:170
22262482500,0chrt2226246-21ntpq10:25:141
2063125995046,3cyclictest2307410-21kworker/u8:1+events_unbound12:35:053
2063125995046,3cyclictest2221564-21kworker/u8:2+flush-179:010:20:323
2063125995046,3cyclictest2146223-21kworker/u8:3+events_unbound09:00:133
2063125994945,3cyclictest2279152-21kworker/u8:0+events_unbound11:55:003
2063116994945,3cyclictest2222741-21apt-get10:20:190
2063125994843,3cyclictest2249131-21kworker/u8:3+flush-179:011:15:003
2063125994744,2cyclictest2307410-21kworker/u8:1+flush-179:012:20:163
2063125994742,2cyclictest2121323-21kworker/u8:2+events_unbound08:35:293
2063122994744,3cyclictest2121323-21kworker/u8:2+events_unbound08:40:092
2063122994744,3cyclictest2121323-21kworker/u8:2+events_unbound08:40:082
2063122994743,3cyclictest2319645-31munin-html12:15:312
2063122994643,2cyclictest2279152-21kworker/u8:0+events_unbound11:45:252
2063122994643,2cyclictest2092349-21kworker/u8:0+events_unbound07:55:262
2063122994640,4cyclictest2163559-21/usr/share/muni09:10:012
21388292450,1sleep30-21swapper/308:40:053
21388292450,1sleep30-21swapper/308:40:053
2063125994541,3cyclictest2083831-21kworker/u8:4+flush-179:007:45:213
2063125994540,4cyclictest2045548-21kworker/u8:5+flush-179:007:17:033
2063125994540,3cyclictest2158580-21kworker/u8:1+flush-179:009:40:133
2063122994543,1cyclictest2286437-21kworker/2:0+pm12:33:572
2063122994542,2cyclictest2269877-21kworker/u8:2+events_unbound11:25:122
2063122994542,2cyclictest2096343-1kworker/2:1H+kblockd10:43:232
2063122994541,3cyclictest2195789-21kworker/u8:4+events_unbound09:48:182
206312299451,4cyclictest8439-21python312:25:352
2063116994538,5cyclictest2087539-21munin-limits07:35:300
2063116994538,5cyclictest2087539-21munin-limits07:35:300
2063125994441,2cyclictest2183440-21kworker/u8:3+flush-179:009:55:113
2063125994440,3cyclictest2216608-21kworker/u8:0+events_unbound10:35:123
2063125994440,3cyclictest2045548-21kworker/u8:5+events_unbound07:25:163
2063122994442,2cyclictest2083831-21kworker/u8:4+flush-179:008:05:312
2063122994441,2cyclictest2279152-21kworker/u8:0+events_unbound11:50:082
2063122994441,2cyclictest2191760-21kworker/u8:2+events_unbound10:00:092
2063122994441,2cyclictest2083831-21kworker/u8:4+events_unbound07:40:312
2063122994440,3cyclictest2221564-21kworker/u8:2+events_unbound10:45:292
2063116994438,4cyclictest2312435-21/usr/share/muni12:10:050
2063116994438,4cyclictest2211712-21munin-limits10:05:300
2063125994340,3cyclictest2083831-21kworker/u8:4+flush-179:008:00:323
2063125994339,3cyclictest2249239-21kworker/u8:4+flush-179:011:45:123
2063122994337,4cyclictest2134213-21munin-update08:35:312
2063120994334,6cyclictest2084465-21/usr/share/muni07:35:001
2063120994334,6cyclictest2084465-21/usr/share/muni07:35:001
2063116994341,1cyclictest2282777-1kworker/0:2H+kblockd12:29:430
2063125994239,2cyclictest2107594-21kworker/u8:1+flush-179:008:20:093
2063125994238,3cyclictest2216608-21kworker/u8:0+events_unbound10:17:013
2063125994238,3cyclictest2208110-21kworker/u8:1+events_unbound10:55:073
2063125994236,3cyclictest2249239-21kworker/u8:4+events_unbound11:55:243
2063125994138,2cyclictest2221564-21kworker/u8:2+flush-179:011:00:123
2063125994138,2cyclictest2076043-21kworker/u8:2+flush-179:007:35:283
2063125994138,2cyclictest2076043-21kworker/u8:2+flush-179:007:35:283
2063125994128,12cyclictest2191153-1kworker/3:1H+kblockd10:40:413
2063120994137,2cyclictest1960684-1kworker/1:1H+kblockd08:59:271
2063125994037,2cyclictest2257517-21kworker/u8:0+events_unbound11:05:253
2063125994037,2cyclictest2083831-21kworker/u8:4+events_unbound08:30:273
2063125994036,3cyclictest2083831-21kworker/u8:4+events_unbound07:40:053
2063125994034,6cyclictest2142025-21kworker/u8:0+flush-179:009:05:223
2063122994038,1cyclictest2249046-21kworker/2:0+pm11:17:312
2063122994038,1cyclictest2224460-21kworker/2:1+pm10:31:582
2063122994038,1cyclictest2142416-21kworker/2:2+pm08:53:182
2063122994038,1cyclictest2039454-21kworker/2:0+pm07:29:062
2063122994037,2cyclictest2083945-21kworker/2:2+pm08:02:112
2063122994036,3cyclictest2269877-21kworker/u8:2+events_unbound11:35:252
2063122994036,3cyclictest2269877-21kworker/u8:2+events_unbound11:35:242
2063122994036,3cyclictest2189430-21apt-get09:40:152
2063120994036,3cyclictest2145800-21kworker/1:2+pm08:52:481
2063116994036,3cyclictest2221564-21kworker/u8:2+flush-179:010:50:010
2063116994035,3cyclictest2282777-1kworker/0:2H+kblockd12:13:470
2063116994035,3cyclictest2282777-1kworker/0:2H+kblockd12:13:470
2063116994031,7cyclictest8607-21ThreadPoolForeg09:00:180
2063116994028,11cyclictest1276-21snmpd12:23:220
2063125993936,2cyclictest2312227-21kworker/u8:3+flush-179:012:25:083
2063125993936,2cyclictest2037171-21kworker/u8:0+events_unbound07:20:253
2063122993937,1cyclictest2286437-21kworker/2:0+pm12:14:342
2063122993937,1cyclictest2286437-21kworker/2:0+pm12:14:342
2063122993937,1cyclictest2286437-21kworker/2:0+pm12:06:452
2063122993937,1cyclictest2249046-21kworker/2:0+pm10:51:232
2063122993937,1cyclictest2224460-21kworker/2:1+pm10:39:592
2063122993937,1cyclictest2224460-21kworker/2:1+pm10:26:262
2063122993937,1cyclictest2083945-21kworker/2:2+pm08:20:042
2063122993937,1cyclictest2083945-21kworker/2:2+pm07:49:582
2063122993937,1cyclictest2039454-21kworker/2:0+pm07:22:582
2063122993937,1cyclictest2039454-21kworker/2:0+pm07:10:492
2063122993936,2cyclictest2249046-21kworker/2:0+pm11:21:372
2063122993936,2cyclictest2249046-21kworker/2:0+pm11:12:432
2063122993936,2cyclictest2150704-21kworker/2:3+pm09:27:562
2063122993936,2cyclictest2150704-21kworker/2:3+pm09:15:312
2063122993936,2cyclictest2096343-1kworker/2:1H+kblockd10:19:222
2063122993936,2cyclictest2039454-21kworker/2:0+pm07:30:062
2063122993936,1cyclictest2249046-21kworker/2:0+pm11:00:122
2063120993937,1cyclictest2187696-21kworker/1:1+pm09:43:071
2063120993934,3cyclictest2092726-21snmp_wlanpowerc07:45:011
2063125993836,1cyclictest1898382-21kworker/3:0+pm08:14:383
2063125993834,3cyclictest2308218-21/usr/share/muni12:05:093
2063125993834,3cyclictest2249239-21kworker/u8:4+flush-179:011:20:253
2063125993834,3cyclictest2092349-21kworker/u8:0+flush-179:008:05:263
2063122993836,1cyclictest2286437-21kworker/2:0+pm12:23:122
2063122993836,1cyclictest2083945-21kworker/2:2+pm07:50:092
2063122993835,2cyclictest2150704-21kworker/2:3+pm10:06:042
2063122993835,2cyclictest2150704-21kworker/2:3+pm09:55:202
2063122993835,2cyclictest2150704-21kworker/2:3+pm09:05:042
2063122993831,5cyclictest2333065-21/usr/share/muni12:35:042
2063120993835,2cyclictest2295070-21kworker/1:1+pm12:24:371
2063120993835,2cyclictest1960684-1kworker/1:1H+kblockd08:10:311
2063120993834,3cyclictest1960684-1kworker/1:1H+kblockd10:30:151
2063120993833,3cyclictest1960684-1kworker/1:1H+kblockd08:05:011
2063116993836,1cyclictest1276-21snmpd09:09:010
2063116993835,2cyclictest2307410-21kworker/u8:1+flush-179:012:40:010
2063116993835,2cyclictest2142476-21kworker/0:0+pm09:40:230
2063116993835,2cyclictest2058694-21kworker/u8:1+flush-179:007:30:060
2063116993834,3cyclictest1641870-1kworker/0:0H+kblockd11:11:020
2063116993834,3cyclictest1641870-1kworker/0:0H+kblockd08:24:110
2063116993834,2cyclictest1641870-1kworker/0:0H+kblockd10:27:580
2063125993734,2cyclictest2221564-21kworker/u8:2+events_unbound10:50:113
2063125993734,2cyclictest2142025-21kworker/u8:0+flush-179:009:20:223
2063125993734,2cyclictest1766243-1kworker/3:0H+kblockd07:30:153
2063125993734,1cyclictest2191153-1kworker/3:1H+kblockd09:50:573
2063125993733,3cyclictest1766243-1kworker/3:0H+kblockd09:30:053
2063125993732,4cyclictest2266396-21/usr/share/muni11:15:143
2063122993735,1cyclictest2150704-21kworker/2:3+pm10:20:082
2063122993735,1cyclictest2150704-21kworker/2:3+pm09:01:232
2063122993735,1cyclictest2121837-21kworker/2:0+pm08:25:082
2063122993734,2cyclictest2083945-21kworker/2:2+pm08:11:142
2063122993734,2cyclictest2083945-21kworker/2:2+pm07:36:362
2063122993734,2cyclictest2083945-21kworker/2:2+pm07:36:362
2063122993734,2cyclictest2083831-21kworker/u8:4+flush-179:009:20:262
2063120993734,2cyclictest2041586-21kworker/1:2+pm07:10:111
2063120993734,2cyclictest1960684-1kworker/1:1H+kblockd12:16:371
2063120993734,2cyclictest1960684-1kworker/1:1H+kblockd11:16:151
2063120993734,2cyclictest1960684-1kworker/1:1H+kblockd10:08:211
2063120993734,2cyclictest1960684-1kworker/1:1H+kblockd09:57:571
2063120993734,2cyclictest1960684-1kworker/1:1H+kblockd07:57:321
2063120993733,3cyclictest2241380-21chrome10:45:011
2063120993733,3cyclictest2187696-21kworker/1:1+pm10:03:081
2063120993732,3cyclictest1960684-1kworker/1:1H+kblockd11:40:031
2063120993721,4cyclictest2259913-21cat11:05:191
2063116993734,2cyclictest1641870-1kworker/0:0H+kblockd11:33:380
2063116993734,2cyclictest1641870-1kworker/0:0H+kblockd11:24:290
2063116993734,2cyclictest1641870-1kworker/0:0H+kblockd10:55:480
2063116993734,2cyclictest1641870-1kworker/0:0H+kblockd08:41:310
2063116993734,2cyclictest1641870-1kworker/0:0H+kblockd08:41:310
2063116993733,3cyclictest2291386-21CompositorTileW11:45:010
2063116993733,3cyclictest2279152-21kworker/u8:0+flush-179:012:20:010
2063116993733,3cyclictest2257517-21kworker/u8:0+flush-179:011:15:060
2063116993733,3cyclictest1641870-1kworker/0:0H+kblockd07:56:030
2063116993733,2cyclictest1641870-1kworker/0:0H+kblockd10:13:220
2063116993733,2cyclictest1641870-1kworker/0:0H+kblockd10:00:300
2063125993634,1cyclictest2191153-1kworker/3:1H+kblockd11:33:273
2063125993634,1cyclictest2163086-21kworker/3:0+pm10:33:063
2063125993634,1cyclictest2163086-21kworker/3:0+pm09:14:433
2063125993634,1cyclictest1766243-1kworker/3:0H+kblockd09:27:233
2063125993633,3cyclictest2320031-21kworker/u8:2+flush-179:012:30:103
2063125993633,2cyclictest2191153-1kworker/3:1H+kblockd11:37:193
2063125993633,2cyclictest2191153-1kworker/3:1H+kblockd11:37:193
2063125993632,3cyclictest2307410-21kworker/u8:1+flush-179:012:10:123
2063125993632,3cyclictest2307410-21kworker/u8:1+flush-179:012:10:123
2063125993632,3cyclictest2083831-21kworker/u8:4+events_unbound08:50:403
2063122993634,1cyclictest2249046-21kworker/2:0+pm10:55:172
2063122993633,2cyclictest2158580-21kworker/u8:1+events_unbound09:30:132
2063122993633,2cyclictest2039454-21kworker/2:0+pm07:15:032
206312299361,13cyclictest2303151-31munin-html11:55:362
2063120993634,1cyclictest1960684-1kworker/1:1H+kblockd12:09:271
2063120993634,1cyclictest1960684-1kworker/1:1H+kblockd10:17:311
2063120993633,2cyclictest1960684-1kworker/1:1H+kblockd12:34:471
2063120993633,2cyclictest1960684-1kworker/1:1H+kblockd11:01:441
2063120993633,2cyclictest1960684-1kworker/1:1H+kblockd09:25:311
2063120993633,2cyclictest1960684-1kworker/1:1H+kblockd09:12:371
2063120993633,2cyclictest1960684-1kworker/1:1H+kblockd08:16:571
2063120993633,2cyclictest1960684-1kworker/1:1H+kblockd07:16:381
2063120993632,3cyclictest2142751-21Chrome_ChildIOT08:45:081
2063120993632,3cyclictest1960684-1kworker/1:1H+kblockd10:55:101
2063120993632,2cyclictest1960684-1kworker/1:1H+kblockd09:05:291
2063120993632,2cyclictest1960684-1kworker/1:1H+kblockd07:26:031
2063120993631,3cyclictest2221564-21kworker/u8:2+flush-179:010:45:001
2063120993631,3cyclictest1960684-1kworker/1:1H+kblockd08:28:271
2063120993630,4cyclictest2125285-31munin-html08:20:441
2063116993634,1cyclictest1641870-1kworker/0:0H+kblockd08:26:120
2063116993633,2cyclictest1641870-1kworker/0:0H+kblockd09:56:430
2063116993633,2cyclictest1641870-1kworker/0:0H+kblockd09:35:050
2063116993632,3cyclictest2142025-21kworker/u8:0+flush-179:008:55:010
2063125993533,2cyclictest2221564-21kworker/u8:2+events_unbound10:45:193
2063125993533,1cyclictest2163086-21kworker/3:0+pm10:13:283
2063125993532,2cyclictest2191760-21kworker/u8:2+events_unbound10:05:103
2063125993532,2cyclictest2107594-21kworker/u8:1+flush-179:008:15:283
2063125993531,3cyclictest2191153-1kworker/3:1H+kblockd10:01:013
2063125993530,4cyclictest2064991-21apt-get07:10:183
2063122993533,1cyclictest2150704-21kworker/2:3+pm08:59:082
206312099355,18cyclictest2333904-20VizCompositorTh11:56:191
2063120993533,1cyclictest1960684-1kworker/1:1H+kblockd11:30:551
2063120993532,2cyclictest1960684-1kworker/1:1H+kblockd10:50:201
2063120993532,2cyclictest1960684-1kworker/1:1H+kblockd07:41:431
2063120993532,2cyclictest1960684-1kworker/1:1H+kblockd07:22:021
2063120993531,3cyclictest1960684-1kworker/1:1H+kblockd10:35:271
2063120993531,3cyclictest1960684-1kworker/1:1H+kblockd09:46:281
2063120993531,2cyclictest1960684-1kworker/1:1H+kblockd11:27:171
2063120993531,2cyclictest1960684-1kworker/1:1H+kblockd08:00:041
2063120993530,3cyclictest2080152-21munin-update07:30:291
2063120993528,5cyclictest2130260-21/usr/share/muni08:30:011
2063116993532,2cyclictest2303218-21kworker/u8:3+flush-179:011:56:110
2063116993532,2cyclictest1641870-1kworker/0:0H+kblockd11:08:560
2063116993532,2cyclictest1641870-1kworker/0:0H+kblockd09:47:080
2063116993532,2cyclictest1641870-1kworker/0:0H+kblockd09:20:190
2063116993531,3cyclictest2079509-31munin-html07:25:330
2063116993531,3cyclictest1641870-1kworker/0:0H+kblockd10:39:110
2063125993432,1cyclictest1766243-1kworker/3:0H+kblockd07:50:073
2063125993431,2cyclictest2191153-1kworker/3:1H+kblockd12:00:033
2063125993431,2cyclictest2191153-1kworker/3:1H+kblockd11:25:443
2063125993431,2cyclictest1766243-1kworker/3:0H+kblockd07:56:133
2063120993432,1cyclictest2266112-21kworker/1:1+pm11:23:381
2063120993432,1cyclictest1960684-1kworker/1:1H+kblockd12:03:431
2063120993432,1cyclictest1960684-1kworker/1:1H+kblockd11:14:161
2063120993432,1cyclictest1960684-1kworker/1:1H+kblockd09:17:071
2063120993431,2cyclictest1960684-1kworker/1:1H+kblockd09:31:081
2063120993431,2cyclictest1276-21snmpd11:35:171
2063120993431,2cyclictest1276-21snmpd11:35:171
2063120993430,2cyclictest1960684-1kworker/1:1H+kblockd12:25:191
2063120993427,4cyclictest2220963-21/usr/share/muni10:20:011
2063116993431,2cyclictest2282592-21kworker/0:2+pm11:39:520
2063116993431,2cyclictest2282592-21kworker/0:2+pm11:39:520
2063116993431,2cyclictest1641870-1kworker/0:0H+kblockd08:30:430
2063116993431,2cyclictest1641870-1kworker/0:0H+kblockd08:15:280
2063116993430,3cyclictest2216608-21kworker/u8:0+flush-179:010:40:150
2063116993430,3cyclictest2183101-21munin-limits09:30:310
2063116993429,4cyclictest2097182-21/usr/share/muni07:50:020
2063116993429,3cyclictest2282777-1kworker/0:2H+kblockd12:00:040
2063116993429,3cyclictest1641870-1kworker/0:0H+kblockd09:15:530
206312299331,5cyclictest8605-20chrome11:40:462
2063120993330,2cyclictest1960684-1kworker/1:1H+kblockd12:36:051
2063120993330,2cyclictest1276-21snmpd09:35:371
2063120993327,4cyclictest2154750-21munin-update09:00:151
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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