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2026-04-26 - 15:18
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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 376 highest latencies:
System rack1slot3.osadl.org (updated Sun Apr 26, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1305525993130,312cyclictest14022192sleep311:07:013
1305525991611,0cyclictest0-21swapper/309:30:113
1305525991410,1cyclictest0-21swapper/309:50:133
130552599130,12cyclictest0-21swapper/308:50:143
130552599129,2cyclictest0-21swapper/309:00:103
130552599129,0cyclictest0-21swapper/307:15:023
1305525991211,0cyclictest0-21swapper/307:45:113
130552599120,1cyclictest0-21swapper/309:05:113
130552599120,11cyclictest0-21swapper/312:35:153
130552599120,11cyclictest0-21swapper/308:05:193
130552599120,11cyclictest0-21swapper/307:25:143
1305525991111,0cyclictest0-21swapper/310:45:143
1305525991110,0cyclictest0-21swapper/312:05:143
1305525991110,0cyclictest0-21swapper/311:00:123
130552599110,10cyclictest0-21swapper/312:20:133
130552599110,10cyclictest0-21swapper/311:25:123
130552599110,10cyclictest0-21swapper/309:40:013
130552599110,10cyclictest0-21swapper/308:20:193
130552599110,0cyclictest0-21swapper/311:45:123
130552599110,0cyclictest0-21swapper/311:20:053
130552599110,0cyclictest0-21swapper/309:45:123
130552599110,0cyclictest0-21swapper/309:20:133
130552599109,0cyclictest0-21swapper/308:45:013
1305525991010,0cyclictest0-21swapper/310:55:013
1305525991010,0cyclictest0-21swapper/308:40:013
1305525991010,0cyclictest0-21swapper/308:00:113
130552599100,0cyclictest0-21swapper/312:25:113
130552599100,0cyclictest0-21swapper/311:15:013
130552599100,0cyclictest0-21swapper/309:55:013
130552599100,0cyclictest0-21swapper/307:30:163
13055259999,0cyclictest0-21swapper/311:40:183
13055259999,0cyclictest0-21swapper/311:35:143
13055259999,0cyclictest0-21swapper/310:40:153
13055259999,0cyclictest0-21swapper/310:30:053
13055259999,0cyclictest0-21swapper/310:20:163
13055259999,0cyclictest0-21swapper/309:20:013
13055259999,0cyclictest0-21swapper/308:30:003
13055259990,8cyclictest0-21swapper/310:10:183
13055259990,8cyclictest0-21swapper/307:55:183
13055259990,0cyclictest0-21swapper/307:10:183
1304553292,4sleep30-21swapper/307:05:193
13055259988,0cyclictest0-21swapper/311:55:173
13055259988,0cyclictest0-21swapper/311:30:143
13055259988,0cyclictest0-21swapper/310:25:133
13055259988,0cyclictest0-21swapper/309:25:163
13055259988,0cyclictest0-21swapper/308:15:203
13055259980,0cyclictest0-21swapper/312:00:133
13055259980,0cyclictest0-21swapper/309:40:183
13055259977,0cyclictest0-21swapper/311:53:343
13055259977,0cyclictest0-21swapper/310:36:343
13055259977,0cyclictest0-21swapper/307:20:143
13055259976,0cyclictest0-21swapper/308:45:133
13055259970,7cyclictest0-21swapper/308:30:013
13055259970,6cyclictest0-21swapper/310:15:133
13055259966,0cyclictest0-21swapper/312:34:173
13055259966,0cyclictest0-21swapper/308:55:183
13055259966,0cyclictest0-21swapper/307:35:123
13055259964,1cyclictest0-21swapper/310:55:123
1305045261,1sleep20-21swapper/207:05:312
13055259955,0cyclictest0-21swapper/311:16:263
13055259955,0cyclictest0-21swapper/307:40:143
1427854240,2sleep11427880-21apt-get12:10:131
13055259944,0cyclictest0-21swapper/310:05:343
13055259944,0cyclictest0-21swapper/310:00:163
13055259944,0cyclictest0-21swapper/309:10:103
13055259943,0cyclictest0-21swapper/312:15:023
13055259940,3cyclictest0-21swapper/307:50:093
13055259940,2cyclictest0-21swapper/312:10:133
13055259940,2cyclictest0-21swapper/308:10:123
1360631230,1sleep11360661-21apt-get09:30:111
1349724230,2sleep11349939-21unixbench-2d09:00:171
1327879230,2sleep01328031-21memory08:05:170
1315492230,0sleep10-21swapper/107:35:001
1305697230,2sleep21305723-21apt-get07:10:122
1304180231,1sleep00-21swapper/007:05:170
1303759231,1sleep10-21swapper/107:05:141
1440010220,0sleep00-21swapper/012:36:460
1437791220,0sleep00-21swapper/012:30:340
1436623220,1sleep11436896-21df_inode12:30:151
1430090220,1sleep21430363-21df_inode12:15:152
1423828220,1sleep01424115-21df12:00:160
1423689220,1sleep21423719-21apt-get12:00:132
1423412220,1sleep11423413-21cron12:00:011
1421610220,1sleep21421701-21aten2.4-expect11:55:132
1420963220,0sleep00-21swapper/011:51:420
1420155220,1sleep2328-21plymouthd11:50:172
1417550220,1sleep01417845-21df11:45:150
1409508220,1sleep21409594-21irqstats11:25:152
1408730220,0sleep00-21swapper/011:24:130
1405043220,1sleep21405316-21df_inode11:15:152
1404048220,1sleep00-21swapper/011:10:190
1402554220,1sleep11402622-21cut11:10:011
1393355220,1sleep20-21swapper/210:45:212
1382300220,1sleep21382450-21ntp_states10:20:152
1381684220,1sleep11381710-21apt-get10:20:101
1380376220,1sleep21380547-21sensors_temp10:15:192
1373164220,1sleep11373378-21cpuspeed_turbos10:00:121
1371590220,1sleep11371744-21ntp_states09:55:171
1362648220,1sleep21362672-21apt09:35:122
1362120220,1sleep21362124-21ssh09:32:202
1358804220,1sleep01359050-21diskstats09:25:140
1353208220,1sleep01353358-21ntp_states09:10:160
1344676220,1sleep11344776-21date08:50:011
1341288220,1sleep01341535-21diskstats08:40:150
1340821220,1sleep2766-21snmpd08:39:532
1337445220,1sleep00-21swapper/008:30:140
1334801220,1sleep00-21swapper/008:24:340
1331819220,1sleep01331994-21ntp_kernel_pll_08:15:170
1330366220,1sleep21329323-21/usr/sbin/munin08:10:192
1329415220,1sleep01329696-21cat08:10:130
1328032220,1sleep11328181-21ntp_states08:05:181
1327518220,1sleep21327805-21cstates08:05:152
1322094220,1sleep01322176-21irqstats07:50:160
1319932220,0sleep20-21swapper/207:45:142
1317840220,1sleep21317866-21apt-get07:40:132
1315739220,1sleep01315765-21apt-get07:35:100
1311632220,0sleep00-21swapper/007:24:350
1310980220,1sleep11311284-21grep07:20:181
1307363220,0sleep00-21swapper/007:15:020
1305852220,1sleep01306125-21df_inode07:10:130
1438991210,0sleep20-21swapper/212:35:162
1438783210,0sleep10-21swapper/112:35:151
1436897210,0sleep20-21swapper/212:30:162
1435610210,1sleep00-21swapper/012:27:010
1435456210,0sleep10-21swapper/112:25:381
1435058210,0sleep20-21swapper/212:25:192
1432811210,0sleep20-21swapper/212:20:192
1432661210,0sleep10-21swapper/112:20:181
1432496210,1sleep00-21swapper/012:20:170
1431378210,0sleep10-21swapper/112:16:371
1429932210,0sleep00-21swapper/012:15:120
1428285210,0sleep00-21swapper/012:10:160
1427883210,0sleep20-21swapper/212:10:142
1427474210,0sleep00-21swapper/012:08:560
1425860210,0sleep21426033-21cpuspeed_turbos12:05:142
1425518210,0sleep10-21swapper/112:05:011
1425126210,0sleep10-21swapper/112:01:331
1423251210,0sleep00-21swapper/011:58:360
1419505210,0sleep11419531-21apt-get11:50:121
1418851210,0sleep20-21swapper/211:46:292
1418746210,0sleep10-21swapper/111:45:321
1416951210,0sleep20-21swapper/211:43:052
1416386210,0sleep10-21swapper/111:40:191
1415012210,0sleep00-21swapper/011:39:330
1414214210,0sleep20-21swapper/211:35:202
1413410210,0sleep10-21swapper/111:35:141
1412506210,0sleep20-21swapper/211:30:442
1411893210,0sleep10-21swapper/111:30:191
1410905210,0sleep00-21swapper/011:30:020
1410368210,0sleep00-21swapper/011:25:210
1408826210,0sleep10-21swapper/111:25:021
1407548210,0sleep10-21swapper/111:20:181
1407119210,0sleep20-21swapper/211:20:142
1404889210,0sleep00-21swapper/011:15:130
1404876210,0sleep10-21swapper/111:15:061
1403607210,0sleep20-21swapper/211:10:182
1402867210,0sleep10-21swapper/111:10:131
1402388210,0sleep20-21swapper/211:08:342
1400724210,0sleep00-21swapper/011:05:120
1399655210,0sleep00-21swapper/011:00:200
1399198210,0sleep10-21swapper/111:00:171
1398631210,0sleep20-21swapper/211:00:062
1397926210,0sleep20-21swapper/210:56:062
1394589210,0sleep00-21swapper/010:50:150
1394460210,0sleep10-21swapper/110:50:121
1393713210,0sleep10-21swapper/110:45:361
1391479210,1sleep00-21swapper/010:41:350
1390156210,0sleep20-21swapper/210:40:122
1389708210,0sleep00-21swapper/010:39:350
1388820210,0sleep10-21swapper/110:35:191
1388380210,0sleep20-21swapper/210:35:162
1386652210,0sleep10-21swapper/110:30:191
1386285210,0sleep20-21swapper/210:30:162
1385882210,0sleep00-21swapper/010:30:140
1385288210,0sleep20-21swapper/210:27:202
1384388210,0sleep00-21swapper/010:25:180
1383892210,0sleep10-21swapper/110:25:151
1380294210,0sleep10-21swapper/110:15:171
1378521210,0sleep00-21swapper/010:10:210
1377994210,0sleep10-21swapper/110:10:181
1377498210,0sleep20-21swapper/210:10:152
1376607210,0sleep10-21swapper/110:06:411
1375899210,0sleep20-21swapper/210:05:182
1375598210,0sleep00-21swapper/010:05:160
1373382210,0sleep20-21swapper/210:00:132
1371462210,0sleep00-21swapper/009:55:160
1371089210,0sleep20-21swapper/209:55:142
1370632210,1sleep00-21swapper/009:54:200
1370396210,0sleep10-21swapper/109:52:131
1369504210,0sleep20-21swapper/209:50:172
1368444210,0sleep20-21swapper/209:48:212
1367712210,0sleep10-21swapper/109:45:201
1366930210,0sleep00-21swapper/009:45:150
1366219210,1sleep00-21swapper/009:42:030
1366056210,0sleep10-21swapper/109:40:361
1365919210,0sleep20-21swapper/209:40:212
1364053210,0sleep10-21swapper/109:36:231
1362646210,1sleep00-21swapper/009:35:090
1361057210,0sleep00-21swapper/009:30:140
1359855210,0sleep20-21swapper/209:25:202
1358209210,0sleep00-21swapper/009:23:340
1357029210,0sleep20-21swapper/209:20:152
1356599210,0sleep10-21swapper/109:20:061
1354593210,0sleep00-21swapper/009:15:130
1353918210,0sleep10-21swapper/109:10:381
1351604210,0sleep20-21swapper/209:05:192
1350796210,0sleep10-21swapper/109:05:141
1350383210,1sleep00-21swapper/009:04:290
1350313210,0sleep20-21swapper/209:03:352
1347937210,0sleep00-21swapper/008:55:190
1346966210,0sleep20-21swapper/208:55:142
1346587210,0sleep10-21swapper/108:55:001
1345049210,0sleep00-21swapper/008:50:160
1344925210,0sleep20-21swapper/208:50:142
1343277210,0sleep00-21swapper/008:45:150
1343013210,0sleep20-21swapper/208:45:132
1340834210,0sleep20-21swapper/208:40:002
1340206210,0sleep00-21swapper/008:35:190
1338234210,0sleep10-21swapper/108:30:201
1337259210,0sleep20-21swapper/208:30:132
1336725210,0sleep20-21swapper/208:29:442
1336509210,1sleep00-21swapper/008:26:580
1332102210,0sleep20-21swapper/208:15:202
1329697210,0sleep10-21swapper/108:10:141
1326889210,0sleep00-21swapper/008:01:290
1326819210,0sleep20-21swapper/208:00:342
1325012210,1sleep00-21swapper/007:57:130
1323799210,0sleep20-21swapper/207:55:142
1323629210,0sleep10-21swapper/107:55:131
1322177210,0sleep10-21swapper/107:50:171
1321701210,0sleep20-21swapper/207:50:142
1320263210,0sleep00-21swapper/007:45:160
1318626210,0sleep00-21swapper/007:40:200
1317570210,0sleep10-21swapper/107:40:001
1317043210,0sleep11317101-21file07:35:231
1314278210,0sleep00-21swapper/007:30:150
1313581210,0sleep20-21swapper/207:30:012
1312564210,0sleep00-21swapper/007:25:190
1311668210,0sleep20-21swapper/207:25:012
1415068200,0sleep00-21swapper/011:40:020
1396528200,0sleep10-21swapper/110:55:041
1396527200,0sleep00-21swapper/010:55:030
1394447200,0sleep20-21swapper/210:50:052
1392361200,0sleep00-21swapper/010:45:030
1390021200,0sleep10-21swapper/110:40:031
1381412200,0sleep00-21swapper/010:20:010
1379566200,0sleep00-21swapper/010:15:040
1373055200,0sleep00-21swapper/010:00:040
1358604200,0sleep10-21swapper/109:25:031
1354576200,0sleep20-21swapper/209:15:032
1354575200,0sleep10-21swapper/109:15:021
1352576200,0sleep20-21swapper/209:10:032
1350665200,0sleep00-21swapper/009:05:050
1344913200,0sleep10-21swapper/108:50:051
1341092200,0sleep10-21swapper/108:40:041
1339159200,0sleep10-21swapper/108:35:041
1335073200,0sleep10-21swapper/108:25:031
1333164200,0sleep20-21swapper/208:20:042
1333163200,0sleep10-21swapper/108:20:031
1331227200,0sleep10-21swapper/108:15:021
1325490200,0sleep10-21swapper/108:00:021
1319502200,0sleep10-21swapper/107:45:011
1315518200,0sleep20-21swapper/207:35:012
1311905200,0sleep10-21swapper/107:25:041
1309995200,0sleep20-21swapper/207:20:032
1308060200,0sleep20-21swapper/207:15:042
1308059200,0sleep10-21swapper/107:15:031
1305686200,0sleep10-21swapper/107:10:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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