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2024-07-12 - 22:04
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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 rackbslot1.osadl.org (updated Sat Jun 29, 2024 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13340892216170,36sleep10-21swapper/107:06:401
13341812215191,13sleep00-21swapper/007:07:520
13343492204179,14sleep20-21swapper/207:09:592
13340412204180,13sleep30-21swapper/307:06:023
133457499950,2cyclictest1428675-21snmp_ryswitch2.09:05:012
1334571997855,3cyclictest1526727-21chrome11:05:001
133457499570,19cyclictest1476896-21snmp_wlanpowerc10:05:012
1334579995550,3cyclictest1533334-31munin-html11:10:313
1334571995551,3cyclictest1488269-31munin-html10:15:391
1334579995442,11cyclictest1388463-21/usr/share/muni08:15:093
1334574995350,2cyclictest1380053-21snmp_wanswitch.08:05:012
1334569995148,2cyclictest1416727-21kworker/u8:1+flush-179:009:35:470
1334569995145,4cyclictest1419677-31munin-html08:50:420
1334571994945,3cyclictest1313324-21kworker/u8:0+flush-179:007:25:001
1334579994842,4cyclictest1567506-21/usr/share/muni11:55:193
1334579994745,1cyclictest1526800-21/usr/sbin/munin11:05:003
1334574994741,4cyclictest1600231-21/usr/share/muni12:35:072
1334571994745,1cyclictest0-21swapper/112:05:001
1334579994540,3cyclictest1492511-31munin-html10:20:383
1334574994538,5cyclictest1534854-21/usr/share/muni11:15:132
1334569994541,3cyclictest1436128-21kworker/u8:2+flush-179:009:15:290
1334569994536,7cyclictest7507-21ThreadPoolForeg07:50:350
1334579994440,3cyclictest1500619-31munin-html10:30:403
1334579994439,3cyclictest1562896-21latency_hist11:50:013
1334579994439,3cyclictest1551021-21/usr/share/muni11:35:083
1334574994422,21cyclictest0-21swapper/208:20:042
1334571994441,2cyclictest1447669-31munin-graph09:25:571
1334569994439,3cyclictest1416727-21kworker/u8:1+flush-179:009:10:490
1334579994338,4cyclictest7505-21ThreadPoolForeg12:15:403
1334574994335,7cyclictest1367409-21kworker/2:2+pm08:02:002
1334574994333,2cyclictest1363369-21kworker/2:0+pm07:48:052
1334569994339,3cyclictest1351103-21kworker/u8:2+flush-179:008:11:200
1334569994338,3cyclictest1444337-21kworker/u8:0+flush-179:009:45:150
1334574994238,3cyclictest1408357-21kworker/u8:0+flush-179:008:50:102
1334574994234,1cyclictest1349096-21kworker/2:1+pm07:35:212
1334574994221,13cyclictest1562014-31munin-html11:45:382
1334571994240,2cyclictest1540638-21kworker/u8:4+flush-179:011:25:191
1334569994236,5cyclictest7473-21ThreadPoolForeg08:20:450
1334569994235,5cyclictest1412426-21/usr/share/muni08:45:130
1334579994137,2cyclictest7507-21ThreadPoolForeg12:05:013
1334579994136,3cyclictest1375941-21/usr/share/muni08:00:133
1334574994138,2cyclictest412219-1kworker/2:2H+kblockd09:35:052
1334574994137,3cyclictest1491277-21kworker/2:2+pm10:30:192
1334574994135,5cyclictest1367409-21kworker/2:2+pm08:34:152
1334574994135,4cyclictest1542780-21munin-update11:25:332
1334574994133,6cyclictest7503-20chrome11:35:162
1334571994136,3cyclictest1455541-31munin-graph09:35:431
1334579994019,20cyclictest7509-20Compositor08:25:173
1334574994038,1cyclictest412219-1kworker/2:2H+kblockd08:58:102
1334574994037,2cyclictest1505380-21kworker/2:0+pm11:09:202
1334574994036,4cyclictest1367409-21kworker/2:2+pm08:48:522
1334574994036,3cyclictest1371675-21latency_hist07:55:012
1334574994032,3cyclictest1443593-21ntpq09:20:362
1334571994037,2cyclictest1582833-31munin-html12:10:351
1334571994035,4cyclictest1522670-21/usr/share/muni11:00:091
1334569994038,1cyclictest1463074-1kworker/0:0H+kblockd08:02:500
1334569994037,2cyclictest1587205-31munin-graph12:15:500
1334569994036,3cyclictest1411456-31munin-html08:40:410
15107582390,1chrt1510751-21snmp_wlanpowerc10:45:023
1334574993937,1cyclictest1505380-21kworker/2:0+pm10:53:412
1334574993937,1cyclictest1367409-21kworker/2:2+pm08:37:252
1334574993937,1cyclictest1363369-21kworker/2:0+pm07:43:282
1334574993936,2cyclictest1460917-21kworker/2:0+pm10:00:312
1334574993936,2cyclictest1460917-21kworker/2:0+pm10:00:302
1334574993936,2cyclictest1309876-21kworker/2:0+pm07:15:162
1334574993936,2cyclictest1309876-21kworker/2:0+pm07:12:502
1334574993934,3cyclictest1521575-31munin-html10:55:392
1334574993934,1cyclictest1571327-21kworker/2:0+pm12:17:512
1334571993937,1cyclictest1522282-21kworker/1:2+pm11:14:551
1334571993934,4cyclictest1472788-21/usr/share/muni10:00:061
1334571993934,4cyclictest1472788-21/usr/share/muni10:00:051
1334569993936,2cyclictest1591993-21kworker/0:0+pm12:29:000
1334569993936,2cyclictest1554930-21kworker/0:1+pm12:09:400
1334569993936,2cyclictest1554930-21kworker/0:1+pm11:52:450
1334569993936,2cyclictest1463074-1kworker/0:0H+kblockd10:33:100
1334569993935,3cyclictest1321006-21kworker/u8:1+flush-179:007:10:100
1334569993931,6cyclictest7474-21Chrome_ChildIOT10:25:200
1334579993836,1cyclictest1291-21snmpd10:55:073
1334574993837,1cyclictest1501240-21kworker/2:1+pm10:41:412
1334574993837,1cyclictest1367409-21kworker/2:2+pm08:13:432
1334574993836,1cyclictest1571327-21kworker/2:0+pm12:06:172
1334574993836,1cyclictest1536074-21kworker/2:1+pm11:50:262
1334574993836,1cyclictest1505380-21kworker/2:0+pm11:10:172
1334574993836,1cyclictest1343276-21kworker/2:3+pm07:25:152
1334574993835,2cyclictest1571327-21kworker/2:0+pm12:23:062
1334574993834,2cyclictest1595139-21kworker/2:2+pm12:32:182
1334574993834,2cyclictest1571327-21kworker/2:0+pm12:04:312
1334571993836,1cyclictest1343617-21kworker/1:0+pm07:44:001
1334569993836,1cyclictest1277472-21kworker/0:1+pm10:46:530
1334569993836,1cyclictest1277472-21kworker/0:1+pm09:22:300
1334569993833,3cyclictest1277472-21kworker/0:1+pm07:33:150
1334569993832,5cyclictest1553995-31munin-html11:35:400
1334569993824,13cyclictest1463074-1kworker/0:0H+kblockd10:01:080
1334569993824,13cyclictest1463074-1kworker/0:0H+kblockd10:01:080
133456999380,35cyclictest7503-20chrome12:35:390
1334579993736,1cyclictest1542836-21kworker/3:1+pm11:33:353
1334579993735,1cyclictest1542836-21kworker/3:1+pm12:28:463
1334579993734,2cyclictest4008488-1kworker/3:1H+kblockd07:45:453
1334579993731,4cyclictest1493720-21/usr/share/muni10:25:153
1334579993721,14cyclictest1291-21snmpd07:13:423
1334574993736,1cyclictest1460917-21kworker/2:0+pm09:47:352
1334574993736,1cyclictest1343276-21kworker/2:3+pm07:20:472
1334574993735,2cyclictest1367409-21kworker/2:2+pm07:55:132
1334574993735,1cyclictest1571327-21kworker/2:0+pm12:11:012
1334574993735,1cyclictest1505380-21kworker/2:0+pm11:00:102
1334574993735,1cyclictest1481032-21kworker/2:1+pm10:20:292
1334574993735,1cyclictest1476372-21kworker/2:2+pm10:12:502
1334574993735,1cyclictest1432510-21kworker/2:1+pm09:25:312
1334574993735,1cyclictest1432510-21kworker/2:1+pm09:15:222
1334574993735,1cyclictest1432510-21kworker/2:1+pm09:14:222
1334574993734,2cyclictest1536074-21kworker/2:1+pm11:40:052
1334574993734,2cyclictest1501240-21kworker/2:1+pm10:36:212
1334574993734,2cyclictest1367409-21kworker/2:2+pm09:00:312
1334574993734,2cyclictest1367409-21kworker/2:2+pm08:43:302
1334574993734,2cyclictest1367409-21kworker/2:2+pm08:25:262
1334574993733,2cyclictest1456583-21kworker/2:3+pm09:40:422
1334574993732,4cyclictest1367409-21kworker/2:2+pm08:16:262
1334571993735,1cyclictest1538327-21kworker/1:1+pm12:18:101
1334571993734,2cyclictest1538327-21kworker/1:1+pm11:56:251
1334571993734,2cyclictest1411610-21kworker/1:0+pm09:14:511
1334571993734,2cyclictest1122880-1kworker/1:1H+kblockd10:51:481
1334571993734,2cyclictest1122880-1kworker/1:1H+kblockd07:45:211
1334571993733,3cyclictest1408543-21/usr/share/muni08:40:071
1334571993721,15cyclictest1424623-21cat09:00:031
1334569993735,2cyclictest1277472-21kworker/0:1+pm11:17:440
1334569993735,1cyclictest1554930-21kworker/0:1+pm11:48:220
1334569993734,2cyclictest1463074-1kworker/0:0H+kblockd11:10:000
1334569993734,2cyclictest1463074-1kworker/0:0H+kblockd11:05:010
1334569993732,4cyclictest1591284-31munin-graph12:20:460
1334569993732,3cyclictest1444337-21kworker/u8:0+flush-179:010:10:050
1334569993732,3cyclictest1372052-21apt-get07:55:040
1334569993731,4cyclictest1354200-21kworker/u8:3+flush-179:007:40:170
1334579993634,1cyclictest4008488-1kworker/3:1H+kblockd07:20:003
1334579993634,1cyclictest1462968-1kworker/3:0H+kblockd11:53:453
1334579993634,1cyclictest1462968-1kworker/3:0H+kblockd11:16:093
1334579993633,2cyclictest1462968-1kworker/3:0H+kblockd12:03:463
1334579993632,3cyclictest1371103-31munin-graph07:50:503
1334579993632,1cyclictest1462968-1kworker/3:0H+kblockd11:00:013
1334574993635,1cyclictest1481032-21kworker/2:1+pm10:17:012
1334574993634,1cyclictest1536074-21kworker/2:1+pm11:33:532
1334574993634,1cyclictest1536074-21kworker/2:1+pm11:20:482
1334574993632,3cyclictest1460917-21kworker/2:0+pm09:54:452
1334571993635,1cyclictest1538327-21kworker/1:1+pm11:38:441
1334571993635,1cyclictest1538327-21kworker/1:1+pm11:23:351
1334571993635,1cyclictest1411610-21kworker/1:0+pm08:46:401
1334571993634,1cyclictest1375240-21kworker/1:2+pm08:12:401
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd11:30:501
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd11:15:031
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd10:47:351
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd09:45:001
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd09:16:091
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd09:05:231
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd08:19:361
1334571993634,1cyclictest1122880-1kworker/1:1H+kblockd07:37:501
1334571993633,2cyclictest1122880-1kworker/1:1H+kblockd10:07:561
1334571993633,2cyclictest1122880-1kworker/1:1H+kblockd07:25:131
1334571993632,3cyclictest1355108-21kworker/u8:5+flush-179:008:20:161
1334569993634,1cyclictest1277472-21kworker/0:1+pm11:03:140
1334569993633,2cyclictest1463074-1kworker/0:0H+kblockd10:52:050
1334569993633,2cyclictest1463074-1kworker/0:0H+kblockd10:22:570
1334569993633,2cyclictest1463074-1kworker/0:0H+kblockd09:58:280
1334569993633,2cyclictest1463074-1kworker/0:0H+kblockd08:26:400
1334569993632,3cyclictest1463074-1kworker/0:0H+kblockd10:35:040
1334569993632,2cyclictest1463074-1kworker/0:0H+kblockd09:00:480
1334579993534,1cyclictest1375810-21kworker/3:1+pm08:59:403
1334579993534,1cyclictest1375810-21kworker/3:1+pm08:47:153
1334579993533,1cyclictest4008488-1kworker/3:1H+kblockd09:35:143
1334579993533,1cyclictest4008488-1kworker/3:1H+kblockd09:20:153
1334579993533,1cyclictest4008488-1kworker/3:1H+kblockd08:06:153
1334579993533,1cyclictest1462968-1kworker/3:0H+kblockd11:20:153
1334579993533,1cyclictest1375810-21kworker/3:1+pm08:52:553
1334579993532,2cyclictest4008488-1kworker/3:1H+kblockd07:30:003
1334579993531,2cyclictest4008488-1kworker/3:1H+kblockd09:45:033
1334579993531,2cyclictest1462968-1kworker/3:0H+kblockd10:35:003
1334579993530,4cyclictest1588025-21/usr/share/muni12:20:133
1334574993533,1cyclictest412219-1kworker/2:2H+kblockd09:31:132
1334574993533,1cyclictest1491277-21kworker/2:2+pm10:25:382
1334574993533,1cyclictest1460917-21kworker/2:0+pm09:55:042
1334574993533,1cyclictest1349096-21kworker/2:1+pm07:31:402
1334574993532,2cyclictest1475740-1kworker/2:1H+kblockd12:25:412
1334571993533,1cyclictest1122880-1kworker/1:1H+kblockd12:33:581
1334571993533,1cyclictest1122880-1kworker/1:1H+kblockd12:29:101
1334571993533,1cyclictest1122880-1kworker/1:1H+kblockd11:45:101
1334571993533,1cyclictest1122880-1kworker/1:1H+kblockd09:45:071
1334571993533,1cyclictest1122880-1kworker/1:1H+kblockd08:04:021
1334571993533,1cyclictest1122880-1kworker/1:1H+kblockd07:33:051
1334571993532,2cyclictest1122880-1kworker/1:1H+kblockd10:36:501
1334569993532,2cyclictest1463074-1kworker/0:0H+kblockd12:31:050
1334569993532,2cyclictest1463074-1kworker/0:0H+kblockd11:55:150
1334569993532,2cyclictest1463074-1kworker/0:0H+kblockd09:30:590
1334569993532,2cyclictest1463074-1kworker/0:0H+kblockd09:25:210
1334569993532,2cyclictest1463074-1kworker/0:0H+kblockd08:31:350
1334569993532,2cyclictest1463074-1kworker/0:0H+kblockd07:35:190
1334569993532,2cyclictest1444337-21kworker/u8:0+flush-179:009:41:000
1334569993531,3cyclictest1570686-21kworker/u8:1+flush-179:012:00:050
1334569993531,3cyclictest1463074-1kworker/0:0H+kblockd11:32:060
1334579993433,1cyclictest4008488-1kworker/3:1H+kblockd09:14:583
1334579993433,1cyclictest1462968-1kworker/3:0H+kblockd12:37:443
1334579993433,1cyclictest1424358-21kworker/3:2+pm10:43:493
1334579993432,1cyclictest4008488-1kworker/3:1H+kblockd09:05:233
1334579993432,1cyclictest4008488-1kworker/3:1H+kblockd07:39:353
1334579993432,1cyclictest1462968-1kworker/3:0H+kblockd10:51:143
1334579993432,1cyclictest1424358-21kworker/3:2+pm09:33:253
1334579993432,1cyclictest1260444-21kworker/3:0+pm07:59:253
1334579993429,3cyclictest1359808-21/usr/share/muni07:40:023
1334574993433,1cyclictest1475740-1kworker/2:1H+kblockd11:56:402
133457499340,2cyclictest1514014-31munin-graph10:45:502
1334571993433,1cyclictest1122880-1kworker/1:1H+kblockd07:57:281
1334571993432,2cyclictest1355108-21kworker/u8:5+flush-179:008:26:291
1334571993432,1cyclictest1122880-1kworker/1:1H+kblockd10:41:221
1334571993432,1cyclictest1122880-1kworker/1:1H+kblockd09:20:161
1334571993431,2cyclictest1122880-1kworker/1:1H+kblockd12:23:001
1334571993431,2cyclictest1122880-1kworker/1:1H+kblockd11:43:301
1334569993433,1cyclictest1463074-1kworker/0:0H+kblockd11:43:050
1334569993431,2cyclictest1463074-1kworker/0:0H+kblockd07:20:470
1334569993429,4cyclictest1583003-31munin-html12:10:390
1334579993332,1cyclictest4008488-1kworker/3:1H+kblockd07:24:033
1334579993332,1cyclictest1462968-1kworker/3:0H+kblockd12:12:103
1334579993332,1cyclictest1375810-21kworker/3:1+pm08:36:393
1334579993331,1cyclictest4008488-1kworker/3:1H+kblockd07:30:533
1334579993331,1cyclictest1462968-1kworker/3:0H+kblockd11:27:103
1334579993331,1cyclictest1462968-1kworker/3:0H+kblockd10:05:053
1334579993330,2cyclictest4008488-1kworker/3:1H+kblockd08:40:553
1334579993330,2cyclictest4008488-1kworker/3:1H+kblockd08:13:203
1334579993330,2cyclictest1462968-1kworker/3:0H+kblockd09:58:203
1334579993329,3cyclictest4008488-1kworker/3:1H+kblockd08:20:043
1334579993329,3cyclictest1408357-21kworker/u8:0+flush-179:009:05:013
1334571993331,1cyclictest1411610-21kworker/1:0+pm08:51:501
1334571993331,1cyclictest1122880-1kworker/1:1H+kblockd12:36:301
1334571993331,1cyclictest1122880-1kworker/1:1H+kblockd10:55:581
1334571993331,1cyclictest1122880-1kworker/1:1H+kblockd10:10:181
1334571993331,1cyclictest1122880-1kworker/1:1H+kblockd09:55:051
1334571993331,1cyclictest1122880-1kworker/1:1H+kblockd09:32:211
1334571993331,1cyclictest1122880-1kworker/1:1H+kblockd07:19:591
1334571993330,2cyclictest1291-21snmpd12:03:421
1334569993331,1cyclictest1463074-1kworker/0:0H+kblockd10:57:150
1334569993330,2cyclictest1291-21snmpd09:07:480
1334569993330,2cyclictest1277472-21kworker/0:1+pm10:19:550
1334569993329,3cyclictest1291-21snmpd08:58:390
1334579993230,1cyclictest1462968-1kworker/3:0H+kblockd10:02:253
1334579993230,1cyclictest1462968-1kworker/3:0H+kblockd10:02:253
1334579993230,1cyclictest1424358-21kworker/3:2+pm09:28:003
1334579993230,1cyclictest1140-21isc-net-000010:15:193
1334571993230,1cyclictest1291-21snmpd08:39:051
1334571993230,1cyclictest1291-21snmpd07:50:251
1334569993230,1cyclictest1291-21snmpd11:23:550
1334569993230,1cyclictest1291-21snmpd10:42:510
1334569993230,1cyclictest1140-21isc-net-000008:18:190
1334569993230,1cyclictest1140-21isc-net-000008:09:190
1334569993229,2cyclictest1463074-1kworker/0:0H+kblockd07:25:340
1334569993229,2cyclictest1463074-1kworker/0:0H+kblockd07:19:580
1334569993228,3cyclictest1475669-21kworker/u8:2+flush-179:010:06:160
133456999321,28cyclictest7444-2122c11d10a3eb06f07:45:020
1334579993130,1cyclictest1462968-1kworker/3:0H+kblockd12:32:423
1334579993130,1cyclictest1424358-21kworker/3:2+pm09:53:353
1334579993129,1cyclictest1424358-21kworker/3:2+pm10:13:053
1334579993128,2cyclictest4008488-1kworker/3:1H+kblockd09:15:053
1334571993130,1cyclictest1122880-1kworker/1:1H+kblockd11:52:231
1334571993129,1cyclictest1291-21snmpd10:33:271
1334571993129,1cyclictest1291-21snmpd08:08:261
1334571993129,1cyclictest1291-21snmpd07:11:331
1334569993129,1cyclictest1291-21snmpd08:35:350
1334569993128,2cyclictest1540638-21kworker/u8:4+flush-179:011:25:080
1334579993028,1cyclictest4008488-1kworker/3:1H+kblockd09:40:513
1334579993028,1cyclictest1140-21isc-net-000008:30:193
1334571993030,0cyclictest1291-21snmpd10:22:061
1334571993029,1cyclictest1291-21snmpd08:56:301
1334571993028,1cyclictest1291-21snmpd08:34:171
1334569993029,1cyclictest1291-21snmpd09:51:040
1334571992929,0cyclictest1291-21snmpd09:50:561
1334579992826,1cyclictest1291-21snmpd11:40:413
1334571992824,3cyclictest1493725-21/usr/share/muni10:25:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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