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2026-05-23 - 03:59
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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 Sat May 23, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
325322770,2sleep0131699cyclictest23:22:430
292522770,0sleep00-21swapper/022:13:180
253442590,1sleep325322-21sshd22:43:213
306142570,0sleep00-21swapper/021:45:340
237392540,1sleep223740-21bash00:03:272
231322540,1sleep323129-21lspci00:31:073
113212530,0sleep20-21swapper/221:28:462
13832520,1sleep31384-21bash22:19:133
57492510,0sleep20-21swapper/223:45:162
54122510,0sleep20-21swapper/219:15:192
210782510,0sleep20-21swapper/222:09:462
192382510,0sleep30-21swapper/300:25:153
51542500,0sleep10-21swapper/122:11:101
77542490,0sleep3401ktimersoftd/321:28:183
40962490,0sleep20-21swapper/222:00:022
295032490,0sleep10-21swapper/123:36:141
291732490,2sleep1132299cyclictest22:32:371
247452490,0sleep30-21swapper/321:22:263
178412490,0sleep20-21swapper/223:32:302
245022460,0sleep30-21swapper/322:07:163
210872450,0sleep1241ktimersoftd/123:02:171
3241124333,4sleep20-21swapper/219:05:152
269282340,0sleep20-21swapper/221:56:212
192052330,0sleep10-21swapper/100:08:341
8112309,7sleep10-21swapper/119:05:261
3932220,1sleep1674-21dbus-daemon22:05:141
317812219,7sleep30-21swapper/319:05:043
229092210,0sleep20-21swapper/223:35:382
11122219,7sleep00-21swapper/019:08:500
243922180,0sleep20-21swapper/222:29:302
73712170,0sleep00-21swapper/021:28:160
296732170,1sleep3674-21dbus-daemon21:45:293
259902170,0sleep20-21swapper/200:31:222
240392170,1sleep3391rcuc/322:26:383
168502170,0sleep30-21swapper/300:00:073
1328991716,0cyclictest25564-21lspci23:52:322
24702160,1sleep148-21kauditd00:12:431
171522160,0sleep00-21swapper/022:48:100
107772160,0sleep310781-21bash21:57:473
313662150,0sleep10-21swapper/121:31:091
29392150,1sleep22941-21bash23:09:072
277412150,2sleep0131699cyclictest22:02:000
260032150,0sleep10-21swapper/122:26:481
109372150,1sleep029979-21gdbus21:52:150
276202140,0sleep20-21swapper/222:35:152
267192140,0sleep0111rcuc/000:14:490
210462140,0sleep3391rcuc/323:30:033
1336991412,1cyclictest620-17auditd00:23:483
133699140,1cyclictest27028-21sshd23:13:583
1328991414,0cyclictest321ktimersoftd/200:36:142
95982130,0sleep10-21swapper/121:20:281
286412130,0sleep0101ktimersoftd/023:00:120
232432130,0sleep20-21swapper/221:50:292
199122130,0sleep00-21swapper/022:51:070
189322130,0sleep20-21swapper/222:12:242
1328991312,0cyclictest321ktimersoftd/222:51:102
132299130,12cyclictest649-21polkitd00:22:251
1316991311,1cyclictest649-21polkitd21:13:280
202772120,0sleep00-21swapper/021:41:570
142242120,0sleep00-21swapper/021:33:040
1336991211,0cyclictest0-21swapper/323:24:383
133699120,11cyclictest15555-21sshd23:01:483
132899129,2cyclictest29772-21sshd23:41:482
132899129,2cyclictest29772-21sshd23:41:482
132899121,1cyclictest131rcu_sched23:29:182
1328991211,0cyclictest7286-21lspci21:40:482
1328991211,0cyclictest15417-21lspci22:23:102
1328991211,0cyclictest13355-21lspci23:01:372
132899120,1cyclictest25086-21lspci21:22:282
132899120,11cyclictest18842-21sshd23:18:482
132899120,11cyclictest0-21swapper/222:16:482
1322991210,1cyclictest31091-21bash00:04:051
1316991210,1cyclictest13645-21cp23:12:480
131699120,1cyclictest2179-21sshd23:31:080
131699120,11cyclictest2589-21sshd22:57:580
133699119,1cyclictest674-21dbus-daemon22:51:183
133699119,1cyclictest19628-21sshd23:49:183
133699110,10cyclictest6503-21sshd22:58:173
133699110,10cyclictest2652-21sshd23:28:283
132899118,1cyclictest33-21ksoftirqd/200:13:342
132899111,1cyclictest131rcu_sched22:31:582
1328991110,0cyclictest4117-21lspci21:48:552
1328991110,0cyclictest23198-21lspci00:08:552
132899110,3cyclictest33-21ksoftirqd/222:55:142
132299119,1cyclictest20205-21bash23:18:551
132299118,2cyclictest1072-21nfsd21:57:351
1322991110,0cyclictest0-21swapper/122:50:151
132299110,10cyclictest0-21swapper/122:02:251
132299110,10cyclictest0-21swapper/121:51:251
132299110,10cyclictest0-21swapper/100:19:551
1316991110,0cyclictest0-21swapper/022:07:380
1316991110,0cyclictest0-21swapper/000:26:180
131699110,10cyclictest0-21swapper/023:51:280
131699110,10cyclictest0-21swapper/023:37:580
131699110,10cyclictest0-21swapper/022:30:180
131699110,10cyclictest0-21swapper/019:44:080
131699110,10cyclictest0-21swapper/000:23:280
111992110,2sleep11073-21nfsd22:17:151
133699109,0cyclictest0-21swapper/323:08:483
133699109,0cyclictest0-21swapper/322:31:583
133699109,0cyclictest0-21swapper/321:13:483
133699109,0cyclictest0-21swapper/300:38:483
133699100,0cyclictest0-21swapper/323:35:183
132899108,1cyclictest19106-21lspci22:42:482
132899102,2cyclictest33-21ksoftirqd/221:14:372
132899101,1cyclictest33-21ksoftirqd/222:48:282
132899101,1cyclictest131rcu_sched00:19:032
132899101,1cyclictest121rcu_preempt00:25:222
132899100,9cyclictest0-21swapper/223:22:382
132899100,1cyclictest131rcu_sched21:36:252
132299109,0cyclictest15541-21sshd23:29:351
132299109,0cyclictest0-21swapper/123:43:151
132299109,0cyclictest0-21swapper/123:43:151
132299109,0cyclictest0-21swapper/122:41:551
132299109,0cyclictest0-21swapper/100:30:551
132299109,0cyclictest0-21swapper/100:28:051
132299108,1cyclictest20245-21sshd23:07:451
131699109,0cyclictest0-21swapper/023:08:280
131699109,0cyclictest0-21swapper/022:37:480
131699109,0cyclictest0-21swapper/021:58:170
131699108,1cyclictest20320-21bash23:40:580
131699108,1cyclictest20320-21bash23:40:580
131699100,0cyclictest0-21swapper/021:35:180
26105290,1sleep326108-21bash22:48:573
13369998,0cyclictest0-21swapper/321:31:383
13369998,0cyclictest0-21swapper/320:04:083
13369997,1cyclictest29403-21lspci23:50:083
13369996,2cyclictest660-21avahi-daemon21:43:083
13369996,2cyclictest17255-21lspci00:19:343
13289997,1cyclictest33-21ksoftirqd/223:58:472
13289997,1cyclictest33-21ksoftirqd/223:10:572
13289997,1cyclictest33-21ksoftirqd/200:20:192
13229998,0cyclictest13093-21kworker/u8:221:39:551
13229998,0cyclictest0-21swapper/122:46:441
13229998,0cyclictest0-21swapper/121:06:451
13229998,0cyclictest0-21swapper/120:20:451
13229997,1cyclictest28235-21systemd-cgroups23:11:151
13229994,1cyclictest674-21dbus-daemon23:34:031
13169998,0cyclictest0-21swapper/023:27:170
13169998,0cyclictest0-21swapper/021:21:380
13169998,0cyclictest0-21swapper/021:18:380
13169998,0cyclictest0-21swapper/020:34:080
13169997,1cyclictest0-21swapper/022:42:380
13169990,0cyclictest0-21swapper/020:54:080
13169990,0cyclictest0-21swapper/020:08:080
18865280,2sleep018999-21sshd23:15:590
13369985,2cyclictest660-21avahi-daemon23:17:543
13369985,2cyclictest660-21avahi-daemon22:22:213
13369985,2cyclictest660-21avahi-daemon21:52:583
13369985,2cyclictest660-21avahi-daemon00:13:313
13369985,2cyclictest660-21avahi-daemon00:06:423
13369985,1cyclictest17318-21lspci23:40:423
13369985,1cyclictest17318-21lspci23:40:413
13369984,3cyclictest660-21avahi-daemon22:03:023
13289986,1cyclictest660-21avahi-daemon21:16:392
13289980,1cyclictest131rcu_sched21:30:322
13229987,0cyclictest0-21swapper/121:41:141
13229987,0cyclictest0-21swapper/100:37:251
13229986,1cyclictest4905-21lspci23:59:061
13229985,2cyclictest674-21dbus-daemon23:52:051
13229985,2cyclictest660-21avahi-daemon23:49:211
13229985,2cyclictest660-21avahi-daemon23:22:131
13229985,2cyclictest660-21avahi-daemon22:56:381
13229985,2cyclictest660-21avahi-daemon21:29:171
13229984,3cyclictest1126-21sshd21:15:271
13169987,0cyclictest0-21swapper/019:30:080
13169986,1cyclictest12686-21kworker/0:222:26:260
13169985,2cyclictest674-21dbus-daemon23:46:110
13169985,2cyclictest660-21avahi-daemon00:36:350
13169985,2cyclictest1-21systemd00:32:580
13369975,1cyclictest7556-21sshd21:35:183
13369975,1cyclictest660-21avahi-daemon22:10:153
13369975,1cyclictest660-21avahi-daemon21:17:103
13369974,2cyclictest674-21dbus-daemon23:55:443
13369974,2cyclictest660-21avahi-daemon22:36:383
13289977,0cyclictest321ktimersoftd/219:11:202
13289975,1cyclictest33-21ksoftirqd/219:50:002
13229976,0cyclictest0-21swapper/119:39:141
13229975,1cyclictest660-21avahi-daemon22:35:051
13229975,1cyclictest660-21avahi-daemon21:11:581
13229975,1cyclictest649-21polkitd21:45:431
13229974,2cyclictest19456-21sshd22:20:411
13169976,0cyclictest0-21swapper/019:15:080
13169975,1cyclictest674-21dbus-daemon22:20:060
13169975,1cyclictest660-21avahi-daemon23:57:140
13169975,1cyclictest660-21avahi-daemon22:15:190
13169975,1cyclictest660-21avahi-daemon00:15:080
13169974,2cyclictest660-21avahi-daemon00:00:090
13169973,3cyclictest674-21dbus-daemon00:06:440
13169970,1cyclictest674-21dbus-daemon20:30:000
23719260,0sleep10-21swapper/120:00:181
13369964,1cyclictest674-21dbus-daemon21:09:543
13369963,2cyclictest5175-21getsmi19:15:183
13369963,2cyclictest1002-21snmpd20:51:263
13369963,2cyclictest1002-21snmpd20:11:063
13369963,2cyclictest1002-21snmpd19:13:053
13369960,5cyclictest0-21swapper/320:45:283
13289966,0cyclictest321ktimersoftd/220:45:012
13289966,0cyclictest321ktimersoftd/220:44:012
13289966,0cyclictest321ktimersoftd/220:17:552
13289966,0cyclictest321ktimersoftd/220:14:242
13289963,2cyclictest1002-21snmpd19:43:542
13289963,2cyclictest1002-21snmpd19:38:092
13289963,2cyclictest1002-21snmpd19:31:382
13289960,0cyclictest0-21swapper/221:09:382
13229965,1cyclictest5890-21kworker/1:219:30:151
13229965,1cyclictest20139-21kworker/1:020:30:171
13229965,0cyclictest5890-21kworker/1:219:20:131
13229965,0cyclictest0-21swapper/120:39:551
13229965,0cyclictest0-21swapper/119:50:451
13229964,1cyclictest0-21swapper/121:00:451
13229960,5cyclictest0-21swapper/120:42:451
13229960,5cyclictest0-21swapper/119:16:451
13229960,0cyclictest0-21swapper/119:56:051
13169964,1cyclictest649-21polkitd21:09:480
13169963,2cyclictest1002-21snmpd20:13:310
13169960,5cyclictest0-21swapper/019:21:480
13169960,0cyclictest0-21swapper/020:56:180
15393250,0sleep30-21swapper/319:40:203
13369953,1cyclictest8668-21cat19:25:133
13369953,1cyclictest24926-21cat20:05:143
13369953,1cyclictest2456-21cpuspeed_turbos20:30:113
13369953,1cyclictest21129-21cut19:55:153
13369953,1cyclictest1705-21sendmail20:56:213
13369953,1cyclictest1705-21sendmail20:36:483
13369953,1cyclictest1002-21snmpd21:00:043
13369953,1cyclictest1002-21snmpd20:28:493
13369953,1cyclictest1002-21snmpd20:20:163
13369953,1cyclictest1002-21snmpd19:20:133
13369952,2cyclictest13204-21which19:35:153
13369952,2cyclictest1002-21snmpd19:50:063
13369952,2cyclictest1002-21snmpd19:45:083
13369952,2cyclictest1002-21snmpd19:31:443
13369950,4cyclictest6965-21latency20:40:143
13369950,1cyclictest29604-21smartctl20:15:193
13289955,0cyclictest321ktimersoftd/220:32:192
13289955,0cyclictest321ktimersoftd/220:22:062
13289954,0cyclictest0-21swapper/220:55:082
13289953,1cyclictest33-21ksoftirqd/219:19:592
13289953,1cyclictest1082-21lldpd21:00:142
13289953,1cyclictest1002-21snmpd20:52:402
13289953,1cyclictest1002-21snmpd20:35:202
13289953,1cyclictest1002-21snmpd20:25:492
13289953,1cyclictest1002-21snmpd20:08:252
13289953,1cyclictest1002-21snmpd19:55:332
13289953,1cyclictest0-21swapper/219:25:102
13289952,2cyclictest1002-21snmpd20:04:032
13229955,0cyclictest5890-21kworker/1:219:26:211
13229955,0cyclictest20139-21kworker/1:020:45:311
13229955,0cyclictest1206-21kworker/1:119:11:011
13229953,1cyclictest27002-21cat20:10:131
13229953,1cyclictest12236-21kworker/1:120:55:111
13229953,1cyclictest10458-21/usr/sbin/munin20:50:341
13229953,1cyclictest1002-21snmpd20:05:161
13229953,1cyclictest1002-21snmpd19:44:331
13229952,2cyclictest17656-21sed19:45:191
13229950,4cyclictest29407-21ntp_states20:15:161
13169953,1cyclictest6874-21cat20:40:120
13169953,1cyclictest31948-21grep20:20:170
13169953,1cyclictest28995-21cat20:15:130
13169953,1cyclictest17426-21/usr/sbin/munin19:45:180
13169953,1cyclictest1088-21ntpd19:35:140
13169953,1cyclictest1002-21snmpd21:00:380
13169953,1cyclictest1002-21snmpd20:35:080
13169953,1cyclictest1002-21snmpd20:00:300
13169953,1cyclictest1002-21snmpd19:56:540
13169953,1cyclictest1002-21snmpd19:53:270
13169952,2cyclictest1002-21snmpd19:29:140
13169950,1cyclictest674-21dbus-daemon19:14:590
13289942,1cyclictest19126-21grep19:50:152
13229942,1cyclictest1002-21snmpd20:25:001
13169942,1cyclictest8681-21df20:45:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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