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2025-12-21 - 11:07
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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 rack2slot0.osadl.org (updated Sun Dec 21, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1402821150,0sleep20-21swapper/223:16:542
2506621050,1sleep0101ktimersoftd/022:34:340
112322710,0sleep00-21swapper/023:46:280
22372620,0sleep00-21swapper/022:38:030
16012600,1sleep341-21ksoftirqd/323:02:223
77992590,1sleep3674-21dbus-daemon22:54:483
130762570,1sleep213074-21lspci23:08:452
200832560,1sleep120071-21sshd00:30:391
183492540,0sleep30-21swapper/322:20:203
36542500,0sleep2311rcuc/200:34:482
206052500,0sleep00-21swapper/023:20:120
204952500,0sleep30-21swapper/300:30:413
308432490,0sleep20-21swapper/223:10:142
308432490,0sleep20-21swapper/223:10:132
248672490,0sleep20-21swapper/223:04:212
222932490,0sleep10-21swapper/122:03:401
218702480,0sleep20-21swapper/221:18:262
241062460,0sleep00-21swapper/022:48:000
103342460,1sleep010337-21id23:13:560
103342460,1sleep010337-21id23:13:550
1891223418,11sleep30-21swapper/319:06:203
1899423013,6sleep20-21swapper/219:07:192
124782260,0sleep00-21swapper/023:30:180
1887122514,7sleep10-21swapper/119:05:501
1899722110,7sleep00-21swapper/019:07:200
41272200,0sleep00-21swapper/023:59:300
133972200,1sleep313392-21lspci23:30:213
302172190,0sleep00-21swapper/000:36:590
273632180,1sleep10-21swapper/121:46:581
141782180,1sleep114172-21grepconf.sh23:54:541
199452170,1sleep1674-21dbus-daemon23:22:511
96012160,0sleep10-21swapper/123:38:171
308332160,1sleep330837-21proc_pri21:25:213
308332160,1sleep330837-21proc_pri21:25:203
241182160,1sleep2674-21dbus-daemon21:32:562
19315991615,0cyclictest9392-21lspci00:35:151
18922160,0sleep20-21swapper/223:43:012
145322160,0sleep30-21swapper/321:35:173
141292160,0sleep10-21swapper/123:27:461
51702150,0sleep30-21swapper/321:48:043
105072150,1sleep310509-21bash00:08:103
102272150,0sleep00-21swapper/023:38:200
326932140,0sleep10-21swapper/121:44:091
205392140,0sleep0111rcuc/022:20:320
19321991412,1cyclictest30858-21sshd22:35:042
1931599145,3cyclictest25-21ksoftirqd/122:45:011
19315991411,1cyclictest25-21ksoftirqd/123:05:181
174412140,0sleep00-21swapper/000:05:580
172392140,0sleep20-21swapper/222:13:262
122232140,0sleep10-21swapper/122:22:381
119552140,1sleep30-21swapper/322:57:483
40902130,0sleep20-21swapper/200:29:242
270842130,0sleep20-21swapper/222:29:202
230422130,0sleep30-21swapper/322:17:273
1932499130,12cyclictest710-21NetworkManager00:20:593
1932199130,12cyclictest1906-21sshd22:59:432
1931599135,1cyclictest25-21ksoftirqd/100:08:041
19315991311,1cyclictest12757-21grepconf.sh22:19:511
1931599130,12cyclictest18345-21lspci23:11:521
1931599130,12cyclictest18345-21lspci23:11:511
50202120,0sleep10-21swapper/121:30:511
19324991210,1cyclictest660-21avahi-daemon00:19:083
19324991210,1cyclictest30620-21bash22:43:083
19324991210,1cyclictest0-21swapper/300:00:183
1932499120,1cyclictest623-17sedispatch22:47:193
1932499120,1cyclictest31693-21sshd22:37:493
1932499120,11cyclictest642-21systemd-logind23:09:183
1932499120,11cyclictest620-17auditd23:39:483
19321991210,1cyclictest1-21systemd23:56:332
19321991210,1cyclictest0-21swapper/221:14:042
1932199120,1cyclictest16659-21grepconf.sh23:22:342
1931599123,1cyclictest25-21ksoftirqd/123:04:161
1931599123,1cyclictest25-21ksoftirqd/122:54:161
1931599121,2cyclictest25-21ksoftirqd/122:43:341
19315991210,1cyclictest17575-21sshd22:55:311
1931599120,11cyclictest23563-21sshd23:47:321
1931599120,11cyclictest0-21swapper/100:24:311
19311991210,1cyclictest7785-21sshd21:41:260
19311991210,1cyclictest674-21dbus-daemon22:50:070
1931199120,1cyclictest2544-21cp21:58:060
1931199120,11cyclictest20573-21bash22:28:470
1931199120,11cyclictest0-21swapper/022:18:360
9432110,1sleep248-21kauditd00:18:142
30162110,0sleep2311rcuc/223:35:002
1932499119,1cyclictest620-17auditd21:23:283
1932499119,1cyclictest12453-21lspci22:05:583
1932499119,1cyclictest0-21swapper/323:18:283
1932499110,10cyclictest0-21swapper/323:50:383
1932499110,10cyclictest0-21swapper/300:39:393
1932499110,0cyclictest0-21swapper/322:28:383
1932499110,0cyclictest0-21swapper/300:29:483
1932199119,1cyclictest29393-21sshd00:20:332
19321991110,0cyclictest0-21swapper/223:47:142
19321991110,0cyclictest0-21swapper/223:25:332
1932199110,10cyclictest0-21swapper/222:18:232
1931599119,1cyclictest0-21swapper/122:35:021
1931599113,2cyclictest25-21ksoftirqd/123:56:041
1931599113,1cyclictest649-21polkitd23:40:471
1931599113,1cyclictest25-21ksoftirqd/100:13:131
1931599113,1cyclictest25-21ksoftirqd/100:04:121
1931599112,1cyclictest25-21ksoftirqd/122:28:571
1931599111,1cyclictest25-21ksoftirqd/123:30:201
1931599110,10cyclictest0-21swapper/121:56:411
1931599110,10cyclictest0-21swapper/121:23:211
1931599110,10cyclictest0-21swapper/121:18:311
1931199119,1cyclictest3336-21bash00:21:060
19311991110,0cyclictest0-21swapper/023:18:360
1931199110,10cyclictest0-21swapper/023:29:070
1931199110,10cyclictest0-21swapper/023:01:260
1931199110,0cyclictest0-21swapper/021:37:070
1931199110,0cyclictest0-21swapper/020:25:170
138312112,3sleep341-21ksoftirqd/323:44:043
246612100,0sleep00-21swapper/023:06:590
1932499109,0cyclictest0-21swapper/322:32:283
1932499109,0cyclictest0-21swapper/321:33:493
1932499109,0cyclictest0-21swapper/321:17:083
1932499100,0cyclictest0-21swapper/321:40:283
1932499100,0cyclictest0-21swapper/321:14:093
1932199109,0cyclictest0-21swapper/222:54:032
1932199109,0cyclictest0-21swapper/200:11:442
1932199108,1cyclictest0-21swapper/221:49:242
1931599108,1cyclictest25-21ksoftirqd/122:30:201
1931599104,2cyclictest25-21ksoftirqd/122:14:001
1931599102,2cyclictest25-21ksoftirqd/121:51:061
1931599101,3cyclictest25-21ksoftirqd/100:15:581
1931599101,1cyclictest25-21ksoftirqd/100:25:161
1931599101,1cyclictest121rcu_preempt21:15:001
1931599100,9cyclictest0-21swapper/119:21:521
1931599100,1cyclictest121rcu_preempt23:15:381
1931199109,0cyclictest0-21swapper/022:40:360
1931199109,0cyclictest0-21swapper/021:33:360
1931199100,9cyclictest0-21swapper/019:23:170
1931199100,0cyclictest0-21swapper/022:55:460
1931199100,0cyclictest0-21swapper/022:12:560
1931199100,0cyclictest0-21swapper/021:26:370
1931199100,0cyclictest0-21swapper/021:26:360
1931199100,0cyclictest0-21swapper/021:23:160
6322292,1sleep3699-21gdbus23:46:053
193249998,0cyclictest0-21swapper/321:50:383
193249998,0cyclictest0-21swapper/320:57:283
193249997,1cyclictest649-21polkitd23:22:393
193219998,0cyclictest0-21swapper/222:45:432
193219998,0cyclictest0-21swapper/221:40:232
193219998,0cyclictest0-21swapper/220:45:242
193219998,0cyclictest0-21swapper/219:55:242
193219997,1cyclictest674-21dbus-daemon21:50:332
193219997,1cyclictest31887-21bash22:32:232
193219997,1cyclictest23866-21lspci00:39:142
193219997,1cyclictest0-21swapper/223:37:542
193159993,2cyclictest25-21ksoftirqd/121:36:481
193159991,1cyclictest25-21ksoftirqd/121:26:051
193159991,1cyclictest25-21ksoftirqd/121:26:041
193159990,1cyclictest25-21ksoftirqd/122:07:571
193249986,1cyclictest660-21avahi-daemon21:57:513
193249985,2cyclictest660-21avahi-daemon23:59:153
193249985,2cyclictest660-21avahi-daemon22:10:483
193249985,2cyclictest660-21avahi-daemon22:03:103
193249984,3cyclictest1-21systemd00:10:193
193219987,0cyclictest0-21swapper/221:26:442
193219987,0cyclictest0-21swapper/221:26:432
193219987,0cyclictest0-21swapper/221:00:142
193219987,0cyclictest0-21swapper/220:56:232
193219986,1cyclictest710-21NetworkManager22:05:532
193219986,1cyclictest25897-21lspci22:00:282
193219985,2cyclictest674-21dbus-daemon00:01:332
193219985,2cyclictest660-21avahi-daemon23:50:122
193219985,2cyclictest660-21avahi-daemon22:41:272
193219985,2cyclictest660-21avahi-daemon21:59:082
193119987,0cyclictest0-21swapper/022:01:570
193119987,0cyclictest0-21swapper/020:11:170
193119987,0cyclictest0-21swapper/019:51:560
193119987,0cyclictest0-21swapper/000:12:160
193119985,2cyclictest699-21gdbus21:50:170
193119985,2cyclictest674-21dbus-daemon00:26:440
193119983,2cyclictest649-21polkitd00:00:260
14198280,0sleep20-21swapper/221:38:452
32081270,0sleep00-21swapper/000:15:210
193249975,1cyclictest1-21systemd23:25:063
193249974,2cyclictest660-21avahi-daemon23:10:173
193249974,2cyclictest660-21avahi-daemon23:10:163
193219975,1cyclictest660-21avahi-daemon22:22:202
193219975,1cyclictest660-21avahi-daemon21:22:042
193219974,2cyclictest660-21avahi-daemon00:05:192
193159976,0cyclictest0-21swapper/120:30:211
193159974,1cyclictest25-21ksoftirqd/120:09:591
193159970,1cyclictest25-21ksoftirqd/121:10:001
193159970,1cyclictest0-21swapper/120:14:551
193119976,0cyclictest0-21swapper/020:00:160
193119975,1cyclictest660-21avahi-daemon22:06:230
193119975,1cyclictest660-21avahi-daemon21:16:060
193119975,1cyclictest642-21systemd-logind23:50:260
193119975,1cyclictest15654-21sshd23:41:260
193119974,2cyclictest660-21avahi-daemon00:31:080
193119974,2cyclictest642-21systemd-logind21:47:330
193119974,2cyclictest642-21systemd-logind21:11:040
193249965,0cyclictest0-21swapper/320:46:293
193249963,2cyclictest1002-21snmpd20:07:393
193249963,2cyclictest1002-21snmpd20:03:173
193249963,2cyclictest1002-21snmpd19:48:313
193249963,2cyclictest1002-21snmpd19:31:503
193249963,2cyclictest1002-21snmpd19:20:393
193249962,3cyclictest1002-21snmpd19:35:343
193249960,5cyclictest0-21swapper/320:34:383
193249960,5cyclictest0-21swapper/319:56:193
193219964,1cyclictest5312-21grep19:50:212
193219963,2cyclictest1002-21snmpd19:14:002
193219962,2cyclictest13694-21sshd20:12:002
193159964,1cyclictest15982-21munin-plugin-st20:19:591
193159963,2cyclictest1002-21snmpd19:30:231
193159960,1cyclictest21350-21systemd-cgroups19:15:001
193119964,1cyclictest674-21dbus-daemon20:15:000
193119963,2cyclictest1002-21snmpd20:39:010
193119963,2cyclictest1002-21snmpd19:13:540
193119960,0cyclictest0-21swapper/020:45:560
193249953,1cyclictest4474-21mii-tool19:50:153
193249953,1cyclictest26660-21cat19:25:173
193249953,1cyclictest24860-21cat20:40:143
193249953,1cyclictest14672-21cat20:15:163
193249953,1cyclictest1002-21snmpd21:06:423
193249953,1cyclictest1002-21snmpd21:02:303
193249953,1cyclictest1002-21snmpd20:51:033
193249953,1cyclictest1002-21snmpd20:36:113
193249953,1cyclictest1002-21snmpd20:20:093
193249953,1cyclictest1002-21snmpd19:43:323
193249953,1cyclictest1002-21snmpd19:10:333
193249952,2cyclictest1002-21snmpd20:13:263
193249951,3cyclictest620-13auditd20:26:153
193249950,0cyclictest0-21swapper/319:15:293
193219954,0cyclictest0-21swapper/220:50:132
193219953,1cyclictest25073-21proc_pri19:20:182
193219953,1cyclictest2480-21irqstats19:45:152
193219953,1cyclictest18422-21wc20:25:162
193219953,1cyclictest16583-21gltestperf20:20:172
193219953,1cyclictest1082-21lldpd21:05:332
193219953,1cyclictest1002-21snmpd20:40:062
193219953,1cyclictest1002-21snmpd20:35:332
193219953,1cyclictest1002-21snmpd20:15:052
193219953,1cyclictest1002-21snmpd20:07:502
193219953,1cyclictest1002-21snmpd20:04:412
193219953,1cyclictest1002-21snmpd19:41:072
193219953,1cyclictest1002-21snmpd19:31:202
193219953,1cyclictest1002-21snmpd19:18:572
193219952,2cyclictest20710-21cut20:30:152
193219952,2cyclictest1002-21snmpd19:38:072
193219952,2cyclictest1002-21snmpd19:27:282
193159954,0cyclictest0-21swapper/120:45:411
193159954,0cyclictest0-21swapper/119:49:321
193159953,1cyclictest698-21gdbus19:25:001
193159953,1cyclictest3742-21kworker/1:120:00:051
193159953,1cyclictest32036-21sadc19:40:001
193159953,1cyclictest25-21ksoftirqd/120:29:591
193159953,1cyclictest1002-21snmpd21:03:011
193159953,1cyclictest1002-21snmpd20:55:241
193159953,1cyclictest1002-21snmpd20:50:181
193159953,1cyclictest1002-21snmpd20:22:181
193159953,1cyclictest1002-21snmpd19:15:151
193159951,3cyclictest25-21ksoftirqd/119:52:281
193159950,4cyclictest32020-21kworker/1:019:40:281
193159950,0cyclictest0-21swapper/120:37:221
193119954,0cyclictest0-21swapper/019:31:360
193119953,1cyclictest649-21polkitd19:30:000
193119953,1cyclictest10112-21/usr/sbin/munin20:05:170
193119953,1cyclictest1002-21snmpd21:06:210
193119953,1cyclictest1002-21snmpd20:57:420
193119953,1cyclictest1002-21snmpd20:40:570
193119953,1cyclictest1002-21snmpd20:30:230
193119953,1cyclictest1002-21snmpd19:39:040
193119953,1cyclictest1002-21snmpd19:15:120
193119952,2cyclictest957-21ntpdc21:00:170
193119952,2cyclictest7467-21chrt19:55:400
193119950,4cyclictest0-21swapper/020:21:460
193119950,0cyclictest0-21swapper/020:50:470
193159942,1cyclictest6588-21latency19:55:171
193159942,1cyclictest24825-21cat20:40:141
193119942,1cyclictest649-21polkitd19:45:010
193119942,1cyclictest0-21swapper/019:40:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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