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2026-06-25 - 01:24
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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 highest latencies:
System rack1slot3.osadl.org (updated Thu Jun 25, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
150383999150,13cyclictest0-21swapper/323:15:123
150383999140,2cyclictest0-21swapper/320:30:133
150383999140,2cyclictest0-21swapper/320:30:123
150383999137,5cyclictest0-21swapper/320:40:133
1503839991311,1cyclictest0-21swapper/321:00:113
150383999130,12cyclictest0-21swapper/321:40:123
150383999130,11cyclictest0-21swapper/320:50:123
1503839991210,1cyclictest0-21swapper/321:50:003
150383999120,8cyclictest0-21swapper/321:35:133
150383999120,11cyclictest0-21swapper/323:25:013
150383999120,11cyclictest0-21swapper/323:00:123
150383999120,11cyclictest0-21swapper/322:54:553
150383999120,11cyclictest0-21swapper/322:10:183
150383999120,11cyclictest0-21swapper/319:50:123
150383999120,11cyclictest0-21swapper/300:15:153
150383999120,11cyclictest0-21swapper/300:10:163
150383999120,11cyclictest0-21swapper/300:10:013
150383999120,0cyclictest0-21swapper/322:45:113
1503839991111,0cyclictest0-21swapper/323:40:133
1503839991111,0cyclictest0-21swapper/322:05:103
1503839991111,0cyclictest0-21swapper/321:25:103
1503839991110,1cyclictest0-21swapper/300:23:563
1503839991110,0cyclictest0-21swapper/320:50:013
1503839991110,0cyclictest0-21swapper/319:35:133
150383999110,9cyclictest0-21swapper/319:55:123
150383999110,10cyclictest0-21swapper/323:55:103
150383999110,10cyclictest0-21swapper/322:15:203
150383999110,10cyclictest0-21swapper/321:10:193
150383999110,10cyclictest0-21swapper/300:35:123
150383999110,0cyclictest0-21swapper/322:35:173
150383999110,0cyclictest0-21swapper/321:20:163
150383999110,0cyclictest0-21swapper/320:15:123
150383999110,0cyclictest0-21swapper/319:45:113
150383999110,0cyclictest0-21swapper/319:30:013
150383999110,0cyclictest0-21swapper/319:20:103
150383999110,0cyclictest0-21swapper/319:15:123
150383999109,0cyclictest0-21swapper/323:35:013
150383999109,0cyclictest0-21swapper/320:25:103
1503839991010,0cyclictest0-21swapper/300:30:143
150383999100,9cyclictest0-21swapper/323:10:213
150383999100,9cyclictest0-21swapper/300:00:203
15038399999,0cyclictest0-21swapper/319:30:123
15038399998,0cyclictest0-21swapper/320:00:113
15038399990,8cyclictest0-21swapper/323:50:153
15038399990,8cyclictest0-21swapper/323:45:183
15038399990,8cyclictest0-21swapper/322:00:003
15038399990,8cyclictest0-21swapper/321:20:013
15038399988,0cyclictest0-21swapper/323:05:123
15038399988,0cyclictest0-21swapper/322:40:143
15038399988,0cyclictest0-21swapper/322:26:353
15038399988,0cyclictest0-21swapper/321:30:173
15038399988,0cyclictest0-21swapper/319:40:183
15038399987,0cyclictest0-21swapper/323:20:153
15038399987,0cyclictest0-21swapper/320:05:143
15038399980,7cyclictest0-21swapper/319:15:003
1502500281,5sleep30-21swapper/319:05:143
15038399977,0cyclictest0-21swapper/323:37:193
15038399977,0cyclictest0-21swapper/321:50:123
15038399970,7cyclictest0-21swapper/322:02:393
15038399970,7cyclictest0-21swapper/320:35:113
15038399970,6cyclictest0-21swapper/322:25:003
15038399970,6cyclictest0-21swapper/300:25:113
15038399970,0cyclictest0-21swapper/320:55:133
15038399965,0cyclictest0-21swapper/320:20:133
15038399960,6cyclictest0-21swapper/320:11:083
15038399954,0cyclictest0-21swapper/322:55:133
15038399950,4cyclictest0-21swapper/321:05:103
15038399950,3cyclictest0-21swapper/322:30:173
1503346251,0sleep00-21swapper/019:05:280
1637522240,1sleep11637537-21apt-get00:35:011
1502880241,1sleep20-21swapper/219:05:172
1502171241,1sleep10-21swapper/119:05:131
1632931230,1sleep21633230-21unattended-upgr00:23:582
1630882230,3sleep00-21swapper/000:19:390
1621212230,2sleep01621342-21/usr/sbin/munin23:55:140
1595709230,2sleep21595896-21sed22:55:172
1592405230,1sleep10-21swapper/122:46:151
1583728230,1sleep01583945-21users22:25:200
1513444230,2sleep11513591-21sendmail_mailtr19:30:191
1512147230,1sleep01512163-21apt-get19:30:020
1508042230,2sleep01508089-21sendmail-msp19:20:000
1635439220,1sleep10-21swapper/100:30:011
1634128220,1sleep00-21swapper/000:25:160
1620849220,1sleep21621149-21df23:55:122
1616475220,1sleep10-21swapper/123:45:141
1615637220,0sleep00-21swapper/023:41:180
1611786220,1sleep11611790-21ssh23:34:171
1608676220,1sleep01608754-21pluginstate23:25:170
1607445220,1sleep11607937-21appstreamcli23:25:021
1600827222,0sleep00-21swapper/023:06:540
1588905220,1sleep10-21swapper/122:40:061
1584447220,2sleep21584449-21ssh22:29:462
1581189220,1sleep11581338-21ntpq22:20:171
1578213220,1sleep11578247-21munin-run22:15:001
1569381220,0sleep00-21swapper/021:50:430
1566003220,1sleep01566136-21aten2.4-expect21:45:130
1561898220,1sleep11562092-21/usr/sbin/munin21:35:151
1559558220,1sleep00-21swapper/021:30:000
1551505220,1sleep10-21swapper/121:10:131
1550597220,1sleep01550798-21grep21:05:190
1547680220,0sleep10-21swapper/121:00:121
1536440220,1sleep2766-21snmpd20:30:152
1536440220,1sleep2766-21snmpd20:30:142
1536177220,1sleep01536255-21hostname20:30:130
1536177220,1sleep01536255-21hostname20:30:120
1529908220,1sleep10-21swapper/120:15:021
1522230220,1sleep10-21swapper/119:55:121
1521983220,2sleep21521986-21cron19:55:002
1521213220,1sleep01521330-21switchtime19:50:180
1519228220,1sleep01519377-21python319:45:190
1518409220,1sleep11518435-21apt-get19:45:121
1518023220,2sleep00-21swapper/019:43:140
1504155220,1sleep11504426-21df_inode19:10:131
1639836210,0sleep20-21swapper/200:39:472
1638652210,0sleep00-21swapper/000:35:160
1636436210,0sleep10-21swapper/100:30:181
1635949210,0sleep20-21swapper/200:30:152
1635694210,0sleep00-21swapper/000:30:130
1633361210,0sleep20-21swapper/200:25:022
1631647210,0sleep00-21swapper/000:20:160
1631200210,0sleep10-21swapper/100:20:121
1630565210,0sleep10-21swapper/100:16:531
1630520210,0sleep20-21swapper/200:16:302
1628693210,0sleep00-21swapper/000:13:430
1627528210,0sleep10-21swapper/100:10:161
1625049210,0sleep20-21swapper/200:05:122
1624937210,0sleep10-21swapper/100:05:121
1624927210,0sleep00-21swapper/000:05:110
1624460210,0sleep20-21swapper/200:03:092
1623647210,0sleep10-21swapper/100:00:191
1622950210,0sleep00-21swapper/000:00:140
1620752210,0sleep10-21swapper/123:55:111
1620025210,0sleep20-21swapper/223:53:212
1619293210,0sleep10-21swapper/123:50:191
1618136210,0sleep00-21swapper/023:50:020
1618030210,0sleep00-21swapper/023:49:050
1617280210,0sleep20-21swapper/223:45:192
1615821210,0sleep20-21swapper/223:42:552
1614381210,0sleep10-21swapper/123:40:141
1613751210,0sleep20-21swapper/223:38:162
1613464210,0sleep10-21swapper/123:35:421
1613418210,0sleep00-21swapper/023:35:200
1611694210,0sleep00-21swapper/023:33:280
1610485210,0sleep20-21swapper/223:30:142
1608388210,1sleep20-21swapper/223:25:142
1606657210,0sleep20-21swapper/223:20:182
1606505210,0sleep11606654-21find23:20:161
1603945210,0sleep00-21swapper/023:15:150
1603255210,0sleep20-21swapper/223:15:012
1602747210,0sleep00-21swapper/023:10:320
1602563210,0sleep10-21swapper/123:10:211
1602198210,0sleep20-21swapper/223:10:182
1599993210,0sleep10-21swapper/123:05:151
1599496210,0sleep20-21swapper/223:05:122
1599046210,0sleep10-21swapper/123:04:391
1597778210,0sleep20-21swapper/223:00:162
1597451210,0sleep00-21swapper/023:00:150
1596133210,0sleep10-21swapper/122:55:201
1595959210,0sleep01596132-21smartctl22:55:180
1594391210,0sleep00-21swapper/022:50:250
1593976210,0sleep20-21swapper/222:50:192
1593849210,0sleep10-21swapper/122:50:181
1590998210,0sleep20-21swapper/222:45:122
1590750210,0sleep00-21swapper/022:45:020
1589717210,0sleep00-21swapper/022:40:170
1589470210,0sleep20-21swapper/222:40:152
1588269210,0sleep10-21swapper/122:36:421
1586813210,0sleep20-21swapper/222:35:102
1586562210,0sleep00-21swapper/022:35:000
1586069210,1sleep00-21swapper/022:30:370
1585509210,0sleep10-21swapper/122:30:181
1585173210,0sleep20-21swapper/222:30:152
1583330210,0sleep10-21swapper/122:25:171
1582048210,0sleep20-21swapper/222:21:542
1581970210,0sleep00-21swapper/022:21:130
1578912210,0sleep10-21swapper/122:15:171
1578745210,0sleep00-21swapper/022:15:150
1578249210,0sleep20-21swapper/222:15:022
1577966210,0sleep20-21swapper/222:12:492
1576814210,0sleep00-21swapper/022:10:150
1576104210,0sleep00-21swapper/022:09:480
1574530210,0sleep20-21swapper/222:05:142
1574362210,0sleep10-21swapper/122:05:121
1573891210,0sleep10-21swapper/122:03:351
1572960210,0sleep00-21swapper/022:00:180
1571945210,0sleep20-21swapper/222:00:012
1571648210,0sleep10-21swapper/121:57:231
1571084210,0sleep20-21swapper/221:55:202
1570149210,0sleep01570278-21aten_r1power_vo21:55:140
1569591210,0sleep20-21swapper/221:52:372
1568481210,0sleep10-21swapper/121:50:161
1566389210,0sleep20-21swapper/221:45:152
1565219210,1sleep00-21swapper/021:40:420
1564061210,0sleep10-21swapper/121:40:151
1563857210,0sleep20-21swapper/221:40:032
1563467210,0sleep20-21swapper/221:38:522
1561553210,1sleep00-21swapper/021:35:010
1561182210,1sleep20-21swapper/221:31:022
1561158210,0sleep10-21swapper/121:30:491
1558770210,0sleep20-21swapper/221:25:192
1558596210,0sleep10-21swapper/121:25:181
1557892210,0sleep01558057-21cpuspeed21:25:130
1557306210,0sleep00-21swapper/021:22:240
1557302210,0sleep10-21swapper/121:22:211
1555270210,0sleep20-21swapper/221:20:022
1555262210,0sleep10-21swapper/121:19:571
1554687210,0sleep20-21swapper/221:15:212
1554304210,0sleep00-21swapper/021:15:190
1551940210,0sleep00-21swapper/021:10:160
1551534210,0sleep20-21swapper/221:10:142
1551249210,0sleep20-21swapper/221:09:572
1549618210,0sleep10-21swapper/121:05:121
1547740210,0sleep20-21swapper/221:00:122
1547231210,1sleep00-21swapper/020:57:420
1547185210,0sleep10-21swapper/120:57:071
1546029210,0sleep20-21swapper/220:55:132
1544276210,0sleep10-21swapper/120:50:151
1544067210,0sleep0328-21plymouthd20:50:140
1543838210,0sleep20-21swapper/220:50:122
1542895210,0sleep20-21swapper/220:45:202
1542086210,0sleep10-21swapper/120:45:151
1541960210,0sleep00-21swapper/020:45:140
1540863210,0sleep10-21swapper/120:40:181
1540458210,0sleep20-21swapper/220:40:152
1539749210,0sleep00-21swapper/020:40:010
1538513210,0sleep10-21swapper/120:35:141
1538239210,0sleep00-21swapper/020:35:140
1538083210,0sleep20-21swapper/220:35:112
1535926210,0sleep10-21swapper/120:30:021
1535926210,0sleep10-21swapper/120:30:011
1535763210,1sleep00-21swapper/020:27:570
1535742210,0sleep10-21swapper/120:27:421
1533127210,0sleep20-21swapper/220:20:192
1532972210,0sleep10-21swapper/120:20:171
1532354210,0sleep00-21swapper/020:20:120
1531352210,0sleep00-21swapper/020:15:200
1530087210,0sleep20-21swapper/220:15:022
1529016210,0sleep20-21swapper/220:10:182
1528702210,0sleep01528862-21memory20:10:160
1526425210,0sleep10-21swapper/120:05:121
1526335210,0sleep00-21swapper/020:05:110
1525826210,0sleep20-21swapper/220:05:012
1525412210,0sleep10-21swapper/120:00:201
1524162210,0sleep00-21swapper/020:00:120
1523893210,0sleep20-21swapper/220:00:012
1523530210,0sleep20-21swapper/219:55:212
1522664210,0sleep00-21swapper/019:55:150
1520772210,0sleep11520935-21/usr/sbin/munin19:50:151
1519600210,0sleep20-21swapper/219:45:202
1517014210,0sleep20-21swapper/219:40:162
1514928210,0sleep20-21swapper/219:35:152
1514661210,0sleep11514925-21tr19:35:141
1514324210,0sleep00-21swapper/019:35:010
1510906210,0sleep10-21swapper/119:25:131
1510236210,0sleep00-21swapper/019:25:000
1508756210,0sleep00-21swapper/019:20:130
1508569210,0sleep20-21swapper/219:20:102
1508090210,0sleep10-21swapper/119:20:011
1505667210,0sleep10-21swapper/119:15:021
1505659210,0sleep00-21swapper/019:14:560
1626994200,0sleep20-21swapper/200:10:052
1605598200,0sleep00-21swapper/023:20:030
1603491200,0sleep10-21swapper/123:15:041
1565938200,0sleep10-21swapper/121:45:021
1547668200,0sleep00-21swapper/021:00:030
1534249200,0sleep20-21swapper/220:25:022
1530407200,0sleep10-21swapper/120:15:051
1516489200,0sleep10-21swapper/119:40:021
1512646200,0sleep20-21swapper/219:30:042
1510471200,0sleep20-21swapper/219:25:022
1506363200,0sleep20-21swapper/219:15:032
1503989200,0sleep20-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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