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2025-12-21 - 21:16
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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 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44482790,2sleep21363199cyclictest09:16:192
36832770,2sleep21363199cyclictest12:15:192
258142610,1sleep2674-21dbus-daemon10:00:582
242742600,0sleep10-21swapper/109:36:541
277582560,0sleep20-21swapper/212:36:152
53672550,0sleep10-21swapper/111:29:401
304802540,0sleep10-21swapper/111:12:491
218702530,0sleep20-21swapper/210:20:562
207302530,1sleep2321ktimersoftd/211:55:132
249282520,0sleep31-21systemd12:03:383
101512520,2sleep11362699cyclictest10:44:151
324542510,0sleep00-21swapper/010:21:500
303512510,0sleep20-21swapper/210:35:102
218672510,1sleep221844-21sshd12:00:372
159992510,0sleep015992-21sshd12:16:210
104562510,0sleep210357-21sshd10:41:302
267202500,0sleep30-21swapper/312:06:283
261842500,0sleep10-21swapper/112:03:441
160642500,2sleep11362699cyclictest09:12:551
127902500,0sleep00-21swapper/011:30:160
126612500,0sleep30-21swapper/310:03:023
82112490,0sleep30-21swapper/311:40:363
79532490,0sleep00-21swapper/012:34:390
320222490,0sleep20-21swapper/211:15:362
238722490,1sleep023874-21bash12:11:370
309192480,1sleep0101ktimersoftd/009:37:370
253122480,0sleep00-21swapper/011:01:350
182492480,0sleep10-21swapper/109:53:231
153932480,0sleep20-21swapper/210:31:092
146692480,0sleep10-21swapper/109:32:281
256942470,0sleep20-21swapper/209:40:222
234182470,0sleep233-21ksoftirqd/209:33:252
174732470,0sleep30-21swapper/312:32:433
58742460,0sleep00-21swapper/012:26:180
312232460,0sleep00-21swapper/011:53:220
318042450,0sleep10-21swapper/112:23:081
88012400,0sleep10-21swapper/112:13:051
1315023120,7sleep00-21swapper/007:05:250
131742277,6sleep20-21swapper/207:05:442
133412266,7sleep10-21swapper/107:07:501
1319522210,7sleep30-21swapper/307:06:013
26532210,1sleep32654-21grep10:30:103
70742180,0sleep00-21swapper/011:35:110
15862180,0sleep30-21swapper/309:15:483
13636991715,1cyclictest18182-21lspci11:57:403
77062160,0sleep30-21swapper/311:37:553
257532160,1sleep125751-21bash09:20:041
227242160,0sleep20-21swapper/211:20:152
95192150,0sleep10-21swapper/111:56:561
230282150,1sleep3391rcuc/311:14:563
150492150,1sleep229977-21packagekitd11:11:302
13636991513,1cyclictest9315-21lspci09:28:093
107992150,0sleep20-21swapper/212:29:292
56172140,0sleep20-21swapper/209:38:232
309082140,0sleep30-21swapper/310:54:023
298932140,0sleep129877-21bash09:15:141
230792140,1sleep323078-21sshd11:23:013
154462140,0sleep10-21swapper/111:49:231
151922140,0sleep10-21swapper/110:13:351
13636991412,1cyclictest1026-21sshd12:28:383
1363699140,12cyclictest28825-21bash09:30:283
10842140,0sleep00-21swapper/011:13:050
92862130,0sleep00-21swapper/009:49:010
307042130,0sleep30-21swapper/310:18:363
13636991311,1cyclictest41-21ksoftirqd/311:20:013
13636991310,2cyclictest28944-21sshd12:14:483
1363699130,11cyclictest4284-21sshd10:05:283
13619991312,0cyclictest20853-21lspci10:53:110
1361999130,1cyclictest0-21swapper/011:46:550
13636991210,1cyclictest620-17auditd10:49:583
1363699120,11cyclictest1-21systemd09:42:583
1363699120,11cyclictest0-21swapper/312:37:083
1363699120,11cyclictest0-21swapper/311:30:483
1363199120,1cyclictest29247-21sshd09:20:272
1363199120,1cyclictest22381-21sshd10:55:562
1362699120,11cyclictest27139-21bash11:04:291
1362699120,11cyclictest17385-21lspci10:47:291
1362699120,11cyclictest14124-21lspci10:57:591
1361999124,1cyclictest9-21ksoftirqd/011:06:500
1361999123,1cyclictest24162-21kworker/u8:111:28:310
13619991211,0cyclictest5344-21lspci12:07:230
1361999120,1cyclictest20376-21sshd10:47:440
149352110,0sleep10-21swapper/111:16:551
1363699110,10cyclictest0-21swapper/310:28:283
1363699110,10cyclictest0-21swapper/309:54:383
1363699110,0cyclictest0-21swapper/309:20:393
1363199110,10cyclictest0-21swapper/211:08:362
13626991110,0cyclictest0-21swapper/110:53:401
1362699110,10cyclictest0-21swapper/112:25:291
1362699110,10cyclictest0-21swapper/111:37:191
1362699110,10cyclictest0-21swapper/110:04:501
1362699110,10cyclictest0-21swapper/109:44:091
1362699110,0cyclictest0-21swapper/111:41:591
1361999119,1cyclictest20777-21grep10:26:150
1361999110,10cyclictest23854-21cp10:56:040
116622110,0sleep1241ktimersoftd/112:37:381
1363699109,0cyclictest0-21swapper/311:09:083
1363699109,0cyclictest0-21swapper/309:37:283
1363699100,0cyclictest0-21swapper/310:22:583
1363199109,0cyclictest0-21swapper/210:09:362
1363199109,0cyclictest0-21swapper/209:46:272
1363199108,1cyclictest32406-21sshd11:34:372
1363199108,1cyclictest18444-21sshd10:17:162
1363199100,0cyclictest0-21swapper/210:47:362
1362699109,0cyclictest0-21swapper/112:09:091
1362699109,0cyclictest0-21swapper/111:32:401
1362699109,0cyclictest0-21swapper/110:35:291
1362699100,0cyclictest0-21swapper/111:51:191
1361999109,0cyclictest887-21bash12:23:150
1361999109,0cyclictest0-21swapper/009:29:050
1361999109,0cyclictest0-21swapper/009:22:240
1361999109,0cyclictest0-21swapper/009:16:240
1361999109,0cyclictest0-21swapper/009:13:350
1361999108,1cyclictest9-21ksoftirqd/011:15:170
1361999101,1cyclictest131rcu_sched12:00:450
1361999100,9cyclictest0-21swapper/008:05:050
136369998,0cyclictest12690-21bash11:49:083
136319998,0cyclictest0-21swapper/211:50:462
136319998,0cyclictest0-21swapper/211:46:062
136319998,0cyclictest0-21swapper/211:25:362
136319998,0cyclictest0-21swapper/210:51:372
136319998,0cyclictest0-21swapper/209:58:262
136319998,0cyclictest0-21swapper/207:37:162
136319990,0cyclictest0-21swapper/207:44:562
136269997,1cyclictest13663-21grepconf.sh09:45:591
136269995,3cyclictest674-21dbus-daemon12:16:591
136199998,0cyclictest0-21swapper/010:18:550
136199998,0cyclictest0-21swapper/010:09:240
136199998,0cyclictest0-21swapper/010:00:250
136199998,0cyclictest0-21swapper/009:32:340
136199998,0cyclictest0-21swapper/008:45:250
136199998,0cyclictest0-21swapper/008:40:040
136199997,1cyclictest1026-21sshd10:37:340
136199993,1cyclictest9-21ksoftirqd/010:40:550
136199992,3cyclictest9-21ksoftirqd/012:37:140
136199991,1cyclictest131rcu_sched11:40:040
136199991,1cyclictest131rcu_sched10:13:280
136199990,5cyclictest28644-21awk09:05:000
136199990,1cyclictest0-21swapper/009:59:500
136199990,0cyclictest131rcu_sched10:32:030
136369987,0cyclictest0-21swapper/309:46:393
136369986,1cyclictest6847-21lspci10:57:223
136369986,1cyclictest674-21dbus-daemon11:50:033
136369986,1cyclictest6196-21lspci11:00:033
136369986,1cyclictest41-21ksoftirqd/311:25:393
136369986,1cyclictest41-21ksoftirqd/310:40:183
136369986,1cyclictest12353-21lspci10:39:033
136369985,2cyclictest660-21avahi-daemon10:12:143
136319987,0cyclictest0-21swapper/208:24:162
136319986,1cyclictest9073-21lspci10:28:002
136319986,1cyclictest660-21avahi-daemon09:25:402
136319986,1cyclictest16022-21lspci12:05:312
136319986,1cyclictest0-21swapper/211:41:272
136269987,0cyclictest0-21swapper/109:29:091
136269986,1cyclictest0-21swapper/110:06:591
136269985,2cyclictest660-21avahi-daemon11:22:101
136269985,2cyclictest660-21avahi-daemon10:23:311
136269985,2cyclictest25602-21sshd10:29:241
136269984,3cyclictest660-21avahi-daemon12:32:441
136269984,2cyclictest26346-21sshd10:32:051
136269980,7cyclictest22602-21bash11:06:461
136199987,0cyclictest0-21swapper/008:10:240
136199986,1cyclictest9-21ksoftirqd/011:55:340
136199986,1cyclictest9-21ksoftirqd/009:40:440
136199985,1cyclictest9-21ksoftirqd/009:50:320
136199982,2cyclictest9-21ksoftirqd/011:20:320
136369976,0cyclictest41-21ksoftirqd/312:15:173
136369975,1cyclictest674-21dbus-daemon09:55:043
136369974,1cyclictest674-21dbus-daemon12:21:003
136319976,0cyclictest0-21swapper/208:19:172
136319975,1cyclictest660-21avahi-daemon12:31:272
136319975,1cyclictest660-21avahi-daemon12:22:572
136319975,1cyclictest660-21avahi-daemon12:11:202
136319975,1cyclictest660-21avahi-daemon11:35:062
136319975,1cyclictest660-21avahi-daemon09:11:532
136319974,2cyclictest674-21dbus-daemon11:00:022
136319974,2cyclictest21387-21sshd09:50:152
136319974,2cyclictest17877-21sshd10:10:212
136269975,1cyclictest660-21avahi-daemon10:15:181
136269974,1cyclictest12791-21sshd09:56:101
136369965,0cyclictest0-21swapper/307:58:293
136369965,0cyclictest0-21swapper/307:58:283
136369964,1cyclictest1002-21snmpd08:31:123
136369963,2cyclictest660-21avahi-daemon09:10:113
136369963,2cyclictest1002-21snmpd08:02:163
136369960,5cyclictest0-21swapper/309:09:193
136369960,5cyclictest0-21swapper/307:38:583
136369960,5cyclictest0-21swapper/307:22:193
136319964,1cyclictest674-21dbus-daemon08:05:012
136319963,2cyclictest1002-21snmpd07:56:022
136319963,2cyclictest1002-21snmpd07:56:012
136319963,2cyclictest1002-21snmpd07:25:062
136319962,2cyclictest22271-21sshd08:47:172
136319960,5cyclictest0-21swapper/209:02:462
136319960,4cyclictest0-21swapper/208:57:472
136269963,2cyclictest699-21gdbus08:29:591
136269963,2cyclictest660-21avahi-daemon07:50:001
136269963,2cyclictest21161-21cat08:45:151
136269960,5cyclictest0-21swapper/107:14:101
136199965,0cyclictest0-21swapper/008:35:240
136199965,0cyclictest0-21swapper/008:02:340
136199965,0cyclictest0-21swapper/007:40:140
136199965,0cyclictest0-21swapper/007:20:150
136199965,0cyclictest0-21swapper/007:15:040
136199964,1cyclictest9353-21ntp_states08:15:160
136199964,1cyclictest9-21ksoftirqd/008:29:590
136369954,0cyclictest0-21swapper/309:02:583
136369954,0cyclictest0-21swapper/308:19:093
136369954,0cyclictest0-21swapper/307:33:293
136369953,1cyclictest674-21dbus-daemon08:20:003
136369953,1cyclictest646-21lsmd07:52:203
136369953,1cyclictest27029-21cat07:40:143
136369953,1cyclictest21199-21cat08:45:153
136369953,1cyclictest1705-21sendmail08:35:483
136369953,1cyclictest1002-21snmpd08:50:513
136369953,1cyclictest1002-21snmpd08:43:433
136369953,1cyclictest1002-21snmpd08:29:503
136369953,1cyclictest1002-21snmpd08:10:133
136369953,1cyclictest1002-21snmpd08:05:073
136369953,1cyclictest1002-21snmpd07:46:203
136369953,1cyclictest1002-21snmpd07:11:153
136369952,2cyclictest20562-21grep07:25:123
136369952,2cyclictest1002-21snmpd08:55:013
136369950,0cyclictest0-21swapper/307:15:583
136319953,1cyclictest699-21gdbus07:10:002
136319953,1cyclictest1082-21lldpd08:25:112
136319953,1cyclictest1041-21rpcbind07:45:302
136319953,1cyclictest1002-21snmpd09:05:062
136319953,1cyclictest1002-21snmpd08:35:442
136319953,1cyclictest1002-21snmpd08:30:542
136319953,1cyclictest1002-21snmpd08:12:262
136319953,1cyclictest1002-21snmpd08:00:372
136319953,1cyclictest1002-21snmpd07:54:012
136319953,1cyclictest1002-21snmpd07:34:482
136319953,1cyclictest1002-21snmpd07:20:282
136319953,1cyclictest1002-21snmpd07:18:332
136319952,2cyclictest18726-21wc08:40:122
136269953,1cyclictest8869-21hddtemp_smartct08:15:131
136269953,1cyclictest24919-21cpuspeed_turbos08:55:131
136269953,1cyclictest23239-21cat08:50:141
136269953,1cyclictest22813-21grep07:30:141
136269953,1cyclictest17123-21cat08:35:131
136269953,1cyclictest16885-21cat07:15:121
136269953,1cyclictest10524-21/usr/sbin/munin08:20:201
136269953,1cyclictest1002-21snmpd09:02:511
136269953,1cyclictest1002-21snmpd08:11:471
136269953,1cyclictest1002-21snmpd07:55:051
136269953,1cyclictest1002-21snmpd07:55:041
136269953,1cyclictest1002-21snmpd07:45:321
136269953,1cyclictest1002-21snmpd07:40:311
136269953,1cyclictest1002-21snmpd07:25:001
136269952,2cyclictest674-21dbus-daemon08:44:541
136269952,2cyclictest29999-21cat09:05:221
136269952,2cyclictest1002-21snmpd08:06:021
136269952,2cyclictest1002-21snmpd07:38:551
136269950,2cyclictest19921-21sshd07:21:171
136199954,0cyclictest0-21swapper/007:46:050
136199953,1cyclictest1002-21snmpd09:06:480
136199953,1cyclictest1002-21snmpd08:30:110
136199953,1cyclictest1002-21snmpd08:20:360
136199953,1cyclictest1002-21snmpd07:38:340
136199953,1cyclictest1002-21snmpd07:31:360
136199953,1cyclictest1002-21snmpd07:27:060
136199952,2cyclictest1002-21snmpd07:55:020
136199952,2cyclictest1002-21snmpd07:55:010
136199952,2cyclictest1002-21snmpd07:13:190
136319942,1cyclictest1002-21snmpd08:50:062
136269942,1cyclictest14601-21/usr/sbin/munin08:30:131
136269940,3cyclictest2370-21/usr/sbin/munin08:00:111
136199942,1cyclictest30699-21awk07:50:120
136199942,1cyclictest23401-21missed_timers08:50:150
136199942,1cyclictest0-21swapper/008:55:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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