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2026-06-28 - 08:12
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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 Sun Jun 28, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112375991413,0cyclictest0-21swapper/300:26:323
112375991313,0cyclictest0-21swapper/323:02:333
112375991313,0cyclictest0-21swapper/321:58:023
112375991313,0cyclictest0-21swapper/320:21:463
112375991313,0cyclictest0-21swapper/319:58:133
112375991313,0cyclictest0-21swapper/319:54:083
112375991313,0cyclictest0-21swapper/319:37:453
112375991313,0cyclictest0-21swapper/319:34:403
112375991312,0cyclictest0-21swapper/323:48:393
112375991312,0cyclictest0-21swapper/322:35:553
112375991312,0cyclictest0-21swapper/322:23:383
112375991312,0cyclictest0-21swapper/320:28:573
112375991312,0cyclictest0-21swapper/320:09:303
112375991312,0cyclictest0-21swapper/319:41:503
112375991212,0cyclictest0-21swapper/323:51:433
112375991212,0cyclictest0-21swapper/323:18:563
112375991212,0cyclictest0-21swapper/322:52:193
112375991212,0cyclictest0-21swapper/322:08:173
112375991212,0cyclictest0-21swapper/321:40:383
112375991212,0cyclictest0-21swapper/320:43:183
112375991212,0cyclictest0-21swapper/319:26:293
112375991212,0cyclictest0-21swapper/300:33:423
112375991212,0cyclictest0-21swapper/300:10:093
112375991211,0cyclictest0-21swapper/322:56:253
112375991211,0cyclictest0-21swapper/321:50:193
112375991211,0cyclictest0-21swapper/319:20:213
112375991211,0cyclictest0-21swapper/319:15:013
112375991210,1cyclictest0-21swapper/322:40:133
112375991210,1cyclictest0-21swapper/320:04:073
11237599120,11cyclictest0-21swapper/320:15:013
11237599120,10cyclictest0-21swapper/320:30:133
11237599120,0cyclictest0-21swapper/321:25:143
112375991111,0cyclictest0-21swapper/321:08:533
112375991111,0cyclictest0-21swapper/320:52:303
112375991111,0cyclictest0-21swapper/319:46:583
112375991111,0cyclictest0-21swapper/300:07:033
112375991110,0cyclictest0-21swapper/323:27:073
112375991110,0cyclictest0-21swapper/322:30:493
11237599110,11cyclictest0-21swapper/323:30:123
11237599110,11cyclictest0-21swapper/300:15:213
11237599110,0cyclictest0-21swapper/321:30:103
11237599110,0cyclictest0-21swapper/321:25:013
11237599109,0cyclictest0-21swapper/322:26:433
11237599109,0cyclictest0-21swapper/321:04:483
112375991010,0cyclictest0-21swapper/322:01:073
112375991010,0cyclictest0-21swapper/321:47:473
112375991010,0cyclictest0-21swapper/320:35:103
11237599100,10cyclictest0-21swapper/322:10:173
11237599100,10cyclictest0-21swapper/322:10:163
1123759999,0cyclictest0-21swapper/323:10:123
1123759999,0cyclictest0-21swapper/321:12:593
1123759998,0cyclictest0-21swapper/323:35:203
1123759998,0cyclictest0-21swapper/323:20:123
1123759998,0cyclictest0-21swapper/323:08:013
1123759998,0cyclictest0-21swapper/300:02:593
1123759997,1cyclictest0-21swapper/320:45:123
1123759990,8cyclictest0-21swapper/323:55:123
12959880,7rtkit-daemon556-21hwrng20:41:141
1123759988,0cyclictest0-21swapper/323:40:263
1123759988,0cyclictest0-21swapper/320:59:413
1123759988,0cyclictest0-21swapper/320:15:003
1123759988,0cyclictest0-21swapper/300:23:263
110282281,4sleep30-21swapper/319:05:013
1123759977,0cyclictest0-21swapper/322:17:303
1123759977,0cyclictest0-21swapper/321:36:203
1123759977,0cyclictest0-21swapper/321:17:043
1123759970,0cyclictest0-21swapper/322:46:513
12959860,3rtkit-daemon190257-21sed22:20:161
1123759966,0cyclictest0-21swapper/300:39:503
1123759960,5cyclictest0-21swapper/319:15:003
135942255,0sleep2556-21hwrng20:05:242
12959850,3rtkit-daemon422-21systemd-journal23:15:001
12959850,3rtkit-daemon422-21systemd-journal21:59:571
12959850,2rtkit-daemon1-21systemd19:05:021
12959850,0rtkit-daemon0-21swapper/121:49:071
224053240,3sleep2224211-21/usr/sbin/munin23:40:162
222122240,3sleep0222295-21sensors_temp23:35:190
12959840,2rtkit-daemon772-21snmpd22:37:441
12959840,2rtkit-daemon772-21snmpd21:41:551
12959840,2rtkit-daemon772-21snmpd19:45:211
12959840,2rtkit-daemon243008-21ntpq00:25:181
12959840,2rtkit-daemon238570-21irqstats00:15:171
12959840,2rtkit-daemon1299-21sendmail-mta22:09:001
12959840,2rtkit-daemon1-21systemd23:49:181
12959840,2rtkit-daemon1-21systemd23:39:431
12959840,2rtkit-daemon1-21systemd23:07:361
12959840,2rtkit-daemon1-21systemd23:01:521
12959840,2rtkit-daemon1-21systemd22:01:081
12959840,2rtkit-daemon114332-21munin-node21:15:031
12959840,1rtkit-daemon187422-21apt-get22:15:111
12959840,1rtkit-daemon1-21systemd23:12:461
12959840,1rtkit-daemon1-21systemd00:37:441
12959840,0rtkit-daemon333-21plymouthd21:20:241
125365240,3sleep1125514-21ntp_states19:40:181
110966241,1sleep20-21swapper/219:05:162
234323230,2sleep0233892-21/usr/sbin/munin00:05:170
225518230,1sleep2225544-21apt-get23:45:142
191292232,1sleep0152518-21kworker/0:2+events22:24:390
189506231,1sleep2189532-21apt-get22:20:112
177094230,2sleep2177372-21cstates21:50:152
138723230,1sleep1138749-21apt-get20:15:121
12959830,1rtkit-daemon97531-21munin-node19:10:211
12959830,1rtkit-daemon777-21lldpd20:00:161
12959830,1rtkit-daemon772-21snmpd23:30:261
12959830,1rtkit-daemon772-21snmpd23:26:341
12959830,1rtkit-daemon772-21snmpd22:46:041
12959830,1rtkit-daemon772-21snmpd22:30:401
12959830,1rtkit-daemon772-21snmpd21:25:141
12959830,1rtkit-daemon772-21snmpd21:13:191
12959830,1rtkit-daemon772-21snmpd20:22:331
12959830,1rtkit-daemon772-21snmpd20:09:581
12959830,1rtkit-daemon772-21snmpd19:37:221
12959830,1rtkit-daemon333-21plymouthd22:57:401
12959830,1rtkit-daemon333-21plymouthd22:40:131
12959830,1rtkit-daemon333-21plymouthd22:27:411
12959830,1rtkit-daemon333-21plymouthd20:38:311
12959830,1rtkit-daemon333-21plymouthd00:30:201
12959830,1rtkit-daemon224192-21ssh23:40:161
12959830,1rtkit-daemon2235-21packagekitd19:27:321
12959830,1rtkit-daemon170709-21/usr/sbin/munin21:35:161
12959830,1rtkit-daemon1299-21sendmail-mta23:50:161
12959830,1rtkit-daemon1299-21sendmail-mta21:09:291
12959830,1rtkit-daemon1299-21sendmail-mta20:46:301
12959830,1rtkit-daemon1-21systemd23:20:571
12959830,1rtkit-daemon1-21systemd22:53:041
12959830,1rtkit-daemon1-21systemd21:30:211
12959830,1rtkit-daemon1-21systemd21:00:171
12959830,1rtkit-daemon1-21systemd20:10:021
12959830,1rtkit-daemon1-21systemd00:13:461
12959830,1rtkit-daemon1-21systemd00:01:131
12959830,1rtkit-daemon114332-21munin-node23:56:431
12959830,1rtkit-daemon114332-21munin-node19:50:191
12959830,1rtkit-daemon0-21swapper/100:06:131
12959830,0rtkit-daemon0-21swapper/120:25:121
120901230,1sleep2120927-21apt-get19:30:092
116819230,1sleep1116845-21apt-get19:20:121
110600231,1sleep00-21swapper/019:05:130
227163220,0sleep00-21swapper/023:48:230
220743220,1sleep20-21swapper/223:34:242
220479220,0sleep00-21swapper/023:32:020
214277220,1sleep0214281-21ssh23:17:370
206210220,0sleep00-21swapper/023:00:130
192617220,1sleep2192883-21users22:25:212
188375220,1sleep0188639-21ssh22:15:180
182141220,1sleep0182448-21/usr/sbin/munin22:00:200
176588220,0sleep00-21swapper/021:48:520
176509220,2sleep2176511-21ssh21:48:092
174178220,2sleep00-21swapper/021:40:560
163243220,1sleep0163393-21ntp_states21:15:180
157451220,1sleep2157496-21switchtime21:00:192
154340220,1sleep0154429-21sed20:55:010
134346220,1sleep00-21swapper/020:04:250
12959820,1rtkit-daemon774-21ntpd00:20:181
12959820,1rtkit-daemon145781-21vmstat20:30:211
12959820,0rtkit-daemon333-21plymouthd22:10:051
12959820,0rtkit-daemon333-21plymouthd22:10:041
12959820,0rtkit-daemon333-21plymouthd20:50:111
12959820,0rtkit-daemon0-21swapper/121:50:211
12959820,0rtkit-daemon0-21swapper/120:55:141
12959820,0rtkit-daemon0-21swapper/119:55:281
12959820,0rtkit-daemon0-21swapper/119:30:111
12959820,0rtkit-daemon0-21swapper/119:15:031
127695220,1sleep2127945-21users19:45:182
122968220,1sleep2123239-21df_inode19:35:142
247706210,1sleep00-21swapper/000:35:220
246131210,0sleep00-21swapper/000:34:550
245931210,0sleep20-21swapper/200:33:092
243955210,1sleep00-21swapper/000:29:010
243095210,0sleep20-21swapper/200:25:202
240690210,0sleep00-21swapper/000:20:180
240417210,0sleep20-21swapper/200:20:152
239813210,0sleep00-21swapper/000:19:260
238158210,0sleep20-21swapper/200:15:162
237757210,0sleep20-21swapper/200:14:392
235716210,0sleep00-21swapper/000:10:000
235321210,0sleep20-21swapper/200:06:302
233206210,1sleep00-21swapper/000:01:130
231850210,0sleep20-21swapper/200:00:152
231325210,1sleep00-21swapper/023:58:240
229770210,0sleep20-21swapper/223:55:132
229132210,0sleep20-21swapper/223:52:262
228989210,1sleep00-21swapper/023:51:080
223855210,0sleep00-21swapper/023:40:150
220814210,0sleep2220824-21apt-get23:35:012
217057210,0sleep00-21swapper/023:25:140
216884210,0sleep20-21swapper/223:25:042
216494210,0sleep20-21swapper/223:23:402
216128210,0sleep00-21swapper/023:20:220
213698210,0sleep20-21swapper/223:15:192
211022210,0sleep00-21swapper/023:10:180
210803210,0sleep20-21swapper/223:10:162
210079210,0sleep00-21swapper/023:09:410
208286210,0sleep20-21swapper/223:05:112
206363210,0sleep20-21swapper/223:00:142
205080210,0sleep00-21swapper/022:55:210
203852210,0sleep20-21swapper/222:55:032
203767210,1sleep00-21swapper/022:54:160
201774210,0sleep20-21swapper/222:50:012
200368210,0sleep00-21swapper/022:45:160
199964210,0sleep20-21swapper/222:45:132
199563210,0sleep00-21swapper/022:43:560
199553210,0sleep20-21swapper/222:43:502
197431210,0sleep00-21swapper/022:38:390
194042210,0sleep20-21swapper/222:30:132
193680210,1sleep0193778-21basename22:30:110
193074210,0sleep00-21swapper/022:26:580
186109210,0sleep00-21swapper/022:10:180
186109210,0sleep00-21swapper/022:10:170
185319210,0sleep20-21swapper/222:10:122
185319210,0sleep20-21swapper/222:10:112
183397210,0sleep20-21swapper/222:05:152
183239210,0sleep00-21swapper/022:05:130
180702210,0sleep00-21swapper/021:58:250
179048210,0sleep20-21swapper/221:55:112
177436210,0sleep0333-21plymouthd21:50:160
174129210,0sleep20-21swapper/221:40:302
172160210,0sleep00-21swapper/021:36:430
170732210,0sleep20-21swapper/221:35:142
169194210,0sleep00-21swapper/021:30:150
168899210,0sleep20-21swapper/221:30:122
167992210,1sleep00-21swapper/021:25:390
167094210,0sleep20-21swapper/221:25:172
165089210,0sleep20-21swapper/221:20:162
164712210,0sleep00-21swapper/021:20:140
161991210,0sleep00-21swapper/021:11:140
158439210,0sleep00-21swapper/021:05:130
155203210,0sleep00-21swapper/020:55:160
152429210,1sleep00-21swapper/020:50:010
151560210,0sleep20-21swapper/220:45:192
148925210,0sleep20-21swapper/220:40:142
146652210,1sleep00-21swapper/020:35:080
142671210,0sleep20-21swapper/220:25:122
141458210,0sleep00-21swapper/020:20:190
138752210,0sleep20-21swapper/220:15:132
138717210,1sleep00-21swapper/020:15:070
138118211,0sleep00-21swapper/020:13:460
135940210,1sleep00-21swapper/020:05:220
132385210,1sleep20-21swapper/219:59:432
131423210,0sleep00-21swapper/019:55:180
128754210,0sleep00-21swapper/019:50:130
126723210,0sleep00-21swapper/019:45:120
125520210,0sleep20-21swapper/219:40:192
123979210,0sleep00-21swapper/019:35:200
117783210,0sleep00-21swapper/019:20:180
117524210,0sleep20-21swapper/219:20:172
116494210,0sleep00-21swapper/019:19:190
114174210,0sleep20-21swapper/219:15:002
114048210,0sleep20-21swapper/219:13:252
113869210,1sleep00-21swapper/019:11:070
246387200,0sleep20-21swapper/200:35:042
195742200,0sleep20-21swapper/222:35:042
187383200,0sleep20-21swapper/222:15:042
181140200,0sleep20-21swapper/222:00:022
162611200,0sleep20-21swapper/221:15:042
160593200,0sleep20-21swapper/221:10:042
158417200,0sleep20-21swapper/221:05:032
156251200,0sleep00-21swapper/021:00:010
154573200,0sleep20-21swapper/220:55:032
152664200,0sleep20-21swapper/220:50:022
148843200,0sleep00-21swapper/020:40:030
146177200,0sleep20-21swapper/220:35:012
144472200,0sleep00-21swapper/020:30:040
144235200,0sleep20-21swapper/220:30:022
142558200,0sleep00-21swapper/020:25:020
140392200,0sleep20-21swapper/220:20:012
136541200,0sleep20-21swapper/220:10:032
132665200,0sleep20-21swapper/220:00:042
128559200,0sleep20-21swapper/219:50:032
124738200,0sleep00-21swapper/019:40:050
120894200,0sleep00-21swapper/019:30:030
118717200,0sleep00-21swapper/019:25:040
118714200,0sleep20-21swapper/219:25:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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