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2025-11-12 - 02:05
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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 all highest latencies:
System rack2slot0.osadl.org (updated Wed Nov 12, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
863221030,2sleep11809099cyclictest23:56:491
67882990,2sleep01808999cyclictest00:34:320
157252900,1sleep11095-21nfsd00:14:161
292592740,0sleep30-21swapper/322:21:023
292592740,0sleep30-21swapper/322:21:023
272872610,0sleep20-21swapper/223:03:192
300272570,1sleep230026-21grepconf.sh00:05:272
314242560,1sleep131417-21lspci21:45:201
133932560,0sleep20-21swapper/223:54:052
54322530,2sleep01808999cyclictest22:38:130
91842520,0sleep20-21swapper/221:23:302
288612520,0sleep20-21swapper/200:19:082
87072510,0sleep10-21swapper/123:53:361
76732500,1sleep27671-21sshd21:52:502
14152500,0sleep30-21swapper/300:19:413
293182480,1sleep329320-21bash00:33:273
68802430,1sleep16881-21bash22:38:221
47722430,0sleep20-21swapper/223:40:112
79222370,0sleep07923-21sshd22:05:490
127752370,0sleep00-21swapper/023:15:060
261032340,0sleep20-21swapper/200:36:322
261032340,0sleep20-21swapper/200:36:312
1797023321,7sleep10-21swapper/119:09:481
1761123220,7sleep30-21swapper/319:05:273
43492310,0sleep00-21swapper/022:54:230
177712308,7sleep00-21swapper/019:07:270
39822290,0sleep10-21swapper/100:02:531
1762522716,6sleep20-21swapper/219:05:372
266572200,1sleep126649-21sshd21:41:361
326182190,0sleep00-21swapper/023:36:290
195922180,0sleep00-21swapper/021:54:040
163042180,1sleep316302-21sshd21:53:433
161582180,1sleep016156-21sshd23:31:360
56702170,1sleep15663-21sshd23:46:441
310342170,1sleep331030-21smartctl23:00:193
289192170,0sleep30-21swapper/321:45:103
217982170,2sleep01808999cyclictest00:18:220
215762170,0sleep00-21swapper/022:00:410
129712170,0sleep20-21swapper/223:24:532
87302160,1sleep1231rcuc/121:26:411
90912150,0sleep20-21swapper/222:22:172
90912150,0sleep20-21swapper/222:22:172
18095991514,0cyclictest16518-21lspci22:06:442
307622140,0sleep10-21swapper/121:22:251
170152140,1sleep317017-21grepconf.sh22:32:523
168072140,0sleep20-21swapper/222:42:412
166522140,1sleep316649-21lspci00:14:213
160972140,0sleep116091-21lspci21:37:151
124112140,1sleep112412-21bash22:45:231
101722140,0sleep30-21swapper/322:02:523
18099991311,1cyclictest20487-21grepconf.sh23:22:213
1808999130,1cyclictest8481-21lspci21:20:120
18099991210,1cyclictest619-17sedispatch00:06:013
18099991210,1cyclictest32332-21bash23:17:023
18099991210,1cyclictest0-21swapper/321:59:313
18095991211,0cyclictest32453-21lspci00:23:222
1809599120,1cyclictest649-21avahi-daemon22:00:282
1809099120,11cyclictest14086-21sshd22:29:231
18089991210,1cyclictest22258-21sshd21:11:220
18089991210,1cyclictest0-21swapper/000:27:140
1808999120,1cyclictest24496-21lspci22:20:330
1808999120,1cyclictest24496-21lspci22:20:320
1808999120,1cyclictest21679-21sshd22:56:030
18099991110,0cyclictest0-21swapper/321:31:213
1809999110,10cyclictest0-21swapper/322:14:313
1809999110,10cyclictest0-21swapper/321:09:113
1809999110,10cyclictest0-21swapper/300:35:113
1809999110,10cyclictest0-21swapper/300:35:113
1809599119,1cyclictest3043-21grepconf.sh22:37:582
1809599110,0cyclictest0-21swapper/223:19:082
1809099119,1cyclictest4736-21lspci22:05:281
1809099119,1cyclictest25724-21sshd21:15:231
1809099119,1cyclictest15545-21sshd22:13:131
1809099110,10cyclictest0-21swapper/123:28:331
1808999119,1cyclictest8720-21sshd00:03:230
1808999119,1cyclictest0-21swapper/022:19:220
18089991110,0cyclictest0-21swapper/023:40:030
18089991110,0cyclictest0-21swapper/020:55:120
18089991110,0cyclictest0-21swapper/000:24:530
1808999110,10cyclictest0-21swapper/023:06:030
1808999110,10cyclictest0-21swapper/021:57:230
1808999110,10cyclictest0-21swapper/021:18:220
1808999110,10cyclictest0-21swapper/000:36:040
1808999110,10cyclictest0-21swapper/000:36:030
224332100,1sleep20-21swapper/222:17:092
1809999109,0cyclictest0-21swapper/323:05:123
1809999109,0cyclictest0-21swapper/320:18:413
1809999108,1cyclictest5939-21grepconf.sh21:36:113
1809999100,0cyclictest0-21swapper/323:57:223
1809999100,0cyclictest0-21swapper/322:06:123
1809599109,0cyclictest0-21swapper/222:11:582
1809599109,0cyclictest0-21swapper/221:49:382
1809599109,0cyclictest0-21swapper/221:37:082
1809599109,0cyclictest0-21swapper/219:42:372
1809599108,1cyclictest33-21ksoftirqd/223:06:102
1809599108,1cyclictest33-21ksoftirqd/222:25:182
1809599108,1cyclictest33-21ksoftirqd/200:28:362
1809599107,1cyclictest33-21ksoftirqd/223:14:492
1809599100,9cyclictest0-21swapper/220:14:392
1809599100,0cyclictest0-21swapper/200:01:082
1809099109,0cyclictest0-21swapper/122:40:241
1809099109,0cyclictest0-21swapper/119:30:121
1809099100,0cyclictest0-21swapper/123:08:341
1809099100,0cyclictest0-21swapper/123:00:531
1809099100,0cyclictest0-21swapper/122:02:231
1808999109,0cyclictest0-21swapper/023:12:330
1808999109,0cyclictest0-21swapper/021:37:020
115592100,1sleep011556-21lspci23:24:440
18392290,1sleep00-21swapper/023:28:400
180999998,0cyclictest0-21swapper/323:11:413
180999998,0cyclictest0-21swapper/322:57:313
180999998,0cyclictest0-21swapper/321:12:213
180999998,0cyclictest0-21swapper/319:20:223
180959998,0cyclictest0-21swapper/223:59:592
180959998,0cyclictest0-21swapper/221:08:182
180959998,0cyclictest0-21swapper/219:15:372
180959997,1cyclictest33-21ksoftirqd/223:45:102
180959997,1cyclictest33-21ksoftirqd/223:34:342
180959997,1cyclictest33-21ksoftirqd/223:27:252
180959997,1cyclictest33-21ksoftirqd/222:59:512
180959997,1cyclictest33-21ksoftirqd/221:41:132
180959997,1cyclictest33-21ksoftirqd/221:34:192
180959997,1cyclictest33-21ksoftirqd/221:15:302
180959997,1cyclictest33-21ksoftirqd/221:13:522
180959996,1cyclictest33-21ksoftirqd/223:35:252
180959996,1cyclictest33-21ksoftirqd/222:33:342
180959996,1cyclictest33-21ksoftirqd/221:25:082
180959995,3cyclictest33-21ksoftirqd/200:30:202
180909998,0cyclictest0-21swapper/123:15:031
180909998,0cyclictest0-21swapper/122:18:231
180909996,2cyclictest649-21avahi-daemon21:59:571
180899998,0cyclictest0-21swapper/022:29:120
180899997,1cyclictest9-21ksoftirqd/000:12:270
180899997,1cyclictest1937-21lspci21:42:220
180899996,2cyclictest14720-21kworker/0:021:07:200
11793290,1sleep011785-21sshd23:53:550
7065280,1sleep17066-21sshd00:20:161
180999987,0cyclictest0-21swapper/321:23:313
180999987,0cyclictest0-21swapper/319:19:413
180999986,1cyclictest10238-21lspci23:31:013
180999986,1cyclictest0-21swapper/323:42:413
180999984,3cyclictest646-21dbus-daemon23:29:333
180999984,3cyclictest13755-21sshd21:40:173
180999984,2cyclictest16653-21sshd00:25:113
180999983,4cyclictest6083-21lspci22:15:263
180959986,1cyclictest9034-21lspci22:45:102
180959986,1cyclictest33-21ksoftirqd/222:51:342
180959986,1cyclictest33-21ksoftirqd/221:55:282
180959986,1cyclictest33-21ksoftirqd/200:11:202
180909987,0cyclictest0-21swapper/121:52:431
180909987,0cyclictest0-21swapper/121:08:231
180909987,0cyclictest0-21swapper/100:09:531
180909986,1cyclictest7879-21lspci21:33:121
180909986,1cyclictest25-21ksoftirqd/122:51:011
180909986,1cyclictest15254-21lspci23:21:501
180909985,2cyclictest649-21avahi-daemon21:10:091
180909984,3cyclictest11166-21sshd22:55:041
180909983,2cyclictest700-21gdbus00:31:231
180909982,3cyclictest616-13auditd00:15:131
180899986,2cyclictest10347-21kworker/0:122:11:290
180899986,1cyclictest7330-21grepconf.sh21:49:320
180899986,1cyclictest3027-21lspci00:06:010
180899986,1cyclictest20479-21lspci21:27:530
180899985,2cyclictest649-21avahi-daemon21:32:510
180899982,3cyclictest0-21swapper/020:10:000
180999976,0cyclictest11936-21lspci21:17:183
180999976,0cyclictest0-21swapper/320:55:013
180999975,1cyclictest616-17auditd22:40:083
180999975,1cyclictest19131-21sshd23:35:113
180999975,1cyclictest17299-21snmpd23:49:373
180999974,2cyclictest700-21gdbus22:37:583
180999974,2cyclictest700-21gdbus00:04:213
180999974,2cyclictest649-21avahi-daemon22:51:573
180999974,2cyclictest649-21avahi-daemon22:46:323
180999974,2cyclictest649-21avahi-daemon21:25:583
180999974,2cyclictest649-21avahi-daemon00:20:043
180999972,4cyclictest616-13auditd23:54:323
180959976,0cyclictest0-21swapper/220:58:382
180959975,1cyclictest33-21ksoftirqd/219:15:002
180959973,1cyclictest0-21swapper/220:03:022
180909976,0cyclictest0-21swapper/100:38:341
180909976,0cyclictest0-21swapper/100:38:331
180909975,1cyclictest684-21polkitd23:42:151
180909975,1cyclictest616-17auditd23:33:011
180909974,2cyclictest684-21polkitd23:12:291
180909974,2cyclictest649-21avahi-daemon22:32:071
180909974,1cyclictest646-21dbus-daemon00:27:171
180909974,1cyclictest28576-21sshd22:20:591
180909974,1cyclictest28576-21sshd22:20:581
180899976,0cyclictest0-21swapper/023:45:540
180899975,1cyclictest649-21avahi-daemon22:45:380
180899974,3cyclictest16710-21kworker/0:023:04:110
180899974,2cyclictest700-21gdbus22:40:010
180899974,2cyclictest2664-21sshd22:31:260
180899973,2cyclictest27888-21sshd23:58:480
180899971,3cyclictest30804-21perf19:40:010
180999965,0cyclictest0-21swapper/320:33:413
180999964,1cyclictest8139-21sshd22:25:253
180999964,1cyclictest4902-21tr19:55:133
180999960,5cyclictest0-21swapper/319:43:213
180959965,0cyclictest0-21swapper/220:35:282
180959964,1cyclictest33-21ksoftirqd/219:55:002
180959964,1cyclictest24692-21grep19:25:012
180959960,5cyclictest0-21swapper/219:31:072
180909964,1cyclictest32131-21awk21:00:181
180909964,1cyclictest19313-21sshd23:35:121
180899964,1cyclictest649-21avahi-daemon20:20:010
180899963,2cyclictest17299-21snmpd19:53:090
180899960,5cyclictest0-21swapper/019:20:320
180999954,0cyclictest0-21swapper/320:50:323
180999954,0cyclictest0-21swapper/319:33:523
180999954,0cyclictest0-21swapper/319:11:213
180999953,1cyclictest25589-21cat20:45:153
180999953,1cyclictest17299-21snmpd21:03:243
180999953,1cyclictest17299-21snmpd20:37:383
180999953,1cyclictest17299-21snmpd20:26:403
180999953,1cyclictest17299-21snmpd20:24:163
180999953,1cyclictest17299-21snmpd20:09:063
180999953,1cyclictest17299-21snmpd20:03:333
180999953,1cyclictest17299-21snmpd19:46:063
180999953,1cyclictest11946-21switchtime20:10:203
180999953,1cyclictest1053-21lldpd19:51:343
180999952,2cyclictest17299-21snmpd20:42:553
180999952,1cyclictest29169-21expr19:35:163
180959953,1cyclictest29461-21mii-tool19:35:172
180959953,1cyclictest25553-21cat20:45:152
180959953,1cyclictest17453-21cat20:25:152
180959953,1cyclictest17299-21snmpd21:01:172
180959953,1cyclictest17299-21snmpd20:51:472
180959953,1cyclictest17299-21snmpd20:41:042
180959953,1cyclictest17299-21snmpd20:15:122
180959953,1cyclictest17299-21snmpd19:56:242
180959953,1cyclictest17299-21snmpd19:26:292
180959953,1cyclictest1188-21cat19:45:182
180959950,2cyclictest9456-21memory20:05:172
180959950,1cyclictest19003-21/usr/sbin/munin20:30:122
180909954,0cyclictest0-21swapper/120:55:221
180909954,0cyclictest0-21swapper/119:50:421
180909953,1cyclictest649-21avahi-daemon19:28:571
180909953,1cyclictest23804-21kworker/1:020:39:441
180909953,1cyclictest23565-21cat20:40:201
180909953,1cyclictest17299-21snmpd20:30:191
180909953,1cyclictest17299-21snmpd20:25:201
180909953,1cyclictest17299-21snmpd20:22:001
180909953,1cyclictest17299-21snmpd20:05:361
180909953,1cyclictest17299-21snmpd20:03:581
180909953,1cyclictest17299-21snmpd19:57:121
180909953,1cyclictest17299-21snmpd19:46:381
180909953,1cyclictest17299-21snmpd19:40:021
180909953,1cyclictest17299-21snmpd19:36:031
180909953,1cyclictest17299-21snmpd19:21:091
180909953,1cyclictest17299-21snmpd19:11:371
180909953,1cyclictest1109-21ntpd19:15:001
180909953,1cyclictest10865-21/usr/sbin/munin20:10:191
180909952,2cyclictest26280-21grep20:45:211
180899953,1cyclictest7288-21cat20:00:190
180899953,1cyclictest649-21avahi-daemon19:10:460
180899953,1cyclictest4760-21/usr/sbin/munin19:55:160
180899953,1cyclictest31506-21cat19:40:150
180899953,1cyclictest21527-21cat20:35:170
180899953,1cyclictest19476-21mii-tool20:30:140
180899953,1cyclictest17299-21snmpd21:00:170
180899953,1cyclictest17299-21snmpd20:54:410
180899953,1cyclictest17299-21snmpd20:45:490
180899953,1cyclictest17299-21snmpd20:42:170
180899953,1cyclictest17299-21snmpd20:25:230
180899953,1cyclictest17299-21snmpd20:11:060
180899953,1cyclictest17299-21snmpd19:47:530
180899953,1cyclictest17299-21snmpd19:30:080
180899953,1cyclictest17299-21snmpd19:25:020
180899953,1cyclictest17299-21snmpd19:15:230
180899952,2cyclictest16350-21taskset20:20:290
180999942,1cyclictest25264-21head19:25:123
180959942,1cyclictest15078-21cpuspeed_turbos20:20:132
180909942,1cyclictest23804-21kworker/1:020:50:071
180909942,1cyclictest13212-21grep20:15:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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