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2026-04-24 - 17:46
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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 Fri Apr 24, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
257842920,0sleep225783-21sshd10:16:312
215962620,0sleep00-21swapper/009:12:030
82742590,0sleep30-21swapper/311:41:063
121872590,0sleep30-21swapper/312:23:043
79902560,0sleep20-21swapper/211:27:112
296482560,0sleep00-21swapper/010:14:070
120142560,0sleep00-21swapper/011:38:440
270782550,2sleep11822599cyclictest12:07:401
180522550,0sleep20-21swapper/211:36:252
68762530,0sleep00-21swapper/011:24:210
124362530,0sleep00-21swapper/010:31:590
93252520,0sleep30-21swapper/310:51:033
86302520,1sleep18627-21bash11:24:301
189252520,0sleep30-21swapper/311:16:593
248942510,0sleep20-21swapper/212:13:022
169382510,0sleep20-21swapper/209:42:412
81772500,0sleep10-21swapper/109:26:021
72012500,0sleep10-21swapper/110:34:201
187052500,0sleep00-21swapper/011:19:480
109072500,0sleep30-21swapper/310:20:433
83902490,2sleep31823799cyclictest10:09:343
16722490,0sleep00-21swapper/011:32:140
112712490,1sleep0101ktimersoftd/009:45:000
68072480,0sleep10-21swapper/110:59:151
290272480,0sleep20-21swapper/210:08:342
194882480,0sleep20-21swapper/210:49:152
168702470,0sleep10-21swapper/111:00:071
76032460,0sleep30-21swapper/310:31:343
50402460,0sleep10-21swapper/112:36:191
47962460,0sleep10-21swapper/111:07:241
296232460,0sleep10-21swapper/110:08:371
143672430,2sleep21823099cyclictest09:39:452
175562420,0sleep20-21swapper/210:40:412
74062390,0sleep00-21swapper/012:08:470
224582370,0sleep2311rcuc/211:08:572
68832360,2sleep11822599cyclictest11:38:171
1793623213,14sleep10-21swapper/107:07:491
180322298,7sleep30-21swapper/307:09:033
1808922615,7sleep00-21swapper/007:09:400
178982229,7sleep20-21swapper/207:07:222
244682210,0sleep20-21swapper/211:59:112
117992210,0sleep0111rcuc/009:18:440
18237992017,2cyclictest660-21avahi-daemon11:01:243
56392190,0sleep00-21swapper/011:29:510
221232190,0sleep00-21swapper/010:24:340
231582180,0sleep00-21swapper/009:37:440
215552180,1sleep121557-21bash10:18:571
141072180,0sleep20-21swapper/211:49:582
24132170,0sleep20-21swapper/211:21:072
140722170,1sleep014065-21sshd10:51:280
83502150,1sleep0101ktimersoftd/010:42:430
194402150,0sleep10-21swapper/109:37:241
82562140,0sleep30-21swapper/309:30:063
47742140,0sleep30-21swapper/309:41:393
36292140,0sleep20-21swapper/210:36:452
217792140,0sleep00-21swapper/011:03:190
1822599144,1cyclictest25-21ksoftirqd/111:47:231
126812140,0sleep00-21swapper/012:28:420
263672130,0sleep20-21swapper/212:27:042
1823099130,12cyclictest0-21swapper/210:34:592
1822599133,1cyclictest25-21ksoftirqd/110:38:591
1822599132,1cyclictest25-21ksoftirqd/111:16:491
18225991311,1cyclictest14201-21bash12:03:511
1822599130,1cyclictest674-21dbus-daemon11:31:501
135502130,0sleep10-21swapper/109:53:261
79422120,2sleep11822599cyclictest10:26:021
1823799129,2cyclictest29288-21bash11:54:043
18237991210,1cyclictest642-21systemd-logind12:35:253
1823799120,1cyclictest15940-21bash10:29:343
1823799120,1cyclictest0-21swapper/312:03:353
1823799120,11cyclictest0-21swapper/311:25:543
18230991210,1cyclictest28591-21bash09:16:482
1823099120,1cyclictest26450-21id12:32:382
1823099120,1cyclictest0-21swapper/212:37:392
1823099120,11cyclictest23607-21sshd09:45:592
1823099120,11cyclictest0-21swapper/211:30:182
1823099120,11cyclictest0-21swapper/211:02:082
1822599124,1cyclictest25-21ksoftirqd/110:50:141
1822599123,2cyclictest25-21ksoftirqd/111:55:121
1822599123,2cyclictest25-21ksoftirqd/109:42:021
1822599123,1cyclictest25-21ksoftirqd/111:27:331
1822599123,1cyclictest25-21ksoftirqd/109:55:531
1822599122,1cyclictest25-21ksoftirqd/112:34:491
1822099120,11cyclictest4677-21tty10:17:290
53412110,0sleep05340-21bash12:30:460
240412110,1sleep3401ktimersoftd/311:31:213
18237991110,0cyclictest0-21swapper/311:39:153
18237991110,0cyclictest0-21swapper/310:55:453
1823799110,1cyclictest32766-21lspci10:47:343
1823799110,10cyclictest0-21swapper/309:25:143
1823799110,10cyclictest0-21swapper/307:20:153
1823099119,1cyclictest0-21swapper/211:42:482
18230991110,0cyclictest0-21swapper/209:34:092
1823099110,10cyclictest0-21swapper/210:22:482
1823099110,10cyclictest0-21swapper/210:00:482
1823099110,10cyclictest0-21swapper/210:00:482
1823099110,0cyclictest0-21swapper/212:23:382
1822599119,1cyclictest25-21ksoftirqd/111:52:251
1822599119,1cyclictest16730-21lspci12:20:371
1822599113,3cyclictest25-21ksoftirqd/109:15:161
1822599113,1cyclictest25-21ksoftirqd/109:21:501
1822599112,1cyclictest25-21ksoftirqd/111:42:571
1822599111,1cyclictest131rcu_sched12:26:001
18225991110,0cyclictest0-21swapper/109:30:211
1822599110,1cyclictest131rcu_sched10:46:051
1822599110,10cyclictest18549-21sshd10:13:101
1822599110,10cyclictest0-21swapper/112:15:401
1822599110,10cyclictest0-21swapper/112:11:201
1822599110,10cyclictest0-21swapper/110:42:401
1822099119,1cyclictest620-17auditd12:10:490
1822099119,1cyclictest16886-21bash12:15:100
18220991110,0cyclictest0-21swapper/010:26:590
18220991110,0cyclictest0-21swapper/009:32:090
1822099110,10cyclictest16074-21lspci11:14:000
1822099110,10cyclictest0-21swapper/012:00:100
1822099110,10cyclictest0-21swapper/009:57:490
1822099110,10cyclictest0-21swapper/009:54:090
55992100,5sleep15833-21sshd09:47:151
1823799109,0cyclictest0-21swapper/312:06:443
1823799109,0cyclictest0-21swapper/310:13:443
1823799109,0cyclictest0-21swapper/308:50:153
1823799108,1cyclictest24765-21sshd09:54:243
1823799100,0cyclictest0-21swapper/312:11:053
1823799100,0cyclictest0-21swapper/311:06:143
1823099109,0cyclictest0-21swapper/211:18:582
1823099109,0cyclictest0-21swapper/209:54:182
1823099109,0cyclictest0-21swapper/209:12:182
1823099109,0cyclictest0-21swapper/207:35:192
1823099100,0cyclictest0-21swapper/210:52:482
1823099100,0cyclictest0-21swapper/209:23:392
1823099100,0cyclictest0-21swapper/208:44:292
1822599102,2cyclictest25-21ksoftirqd/109:12:201
1822599102,1cyclictest25-21ksoftirqd/110:20:371
1822099109,0cyclictest0-21swapper/011:51:500
1822099109,0cyclictest0-21swapper/010:07:300
1822099108,1cyclictest0-21swapper/011:05:590
1822099100,0cyclictest0-21swapper/010:46:300
4368290,0sleep00-21swapper/011:43:350
31041290,0sleep00-21swapper/010:55:410
182379998,0cyclictest0-21swapper/312:18:343
182379998,0cyclictest0-21swapper/311:48:053
182379998,0cyclictest0-21swapper/311:23:053
182379998,0cyclictest0-21swapper/308:08:243
182379998,0cyclictest0-21swapper/307:59:243
182379997,1cyclictest3385-21bash09:58:053
182379997,1cyclictest21128-21sshd11:56:043
182379995,3cyclictest660-21avahi-daemon10:41:453
182379995,3cyclictest660-21avahi-daemon10:19:393
182309998,0cyclictest0-21swapper/210:25:582
182309997,1cyclictest8205-21lspci12:06:012
182309997,1cyclictest6194-21sshd12:03:092
182309990,0cyclictest0-21swapper/207:32:282
182259999,0cyclictest527-40kipmi007:21:361
182259997,1cyclictest25-21ksoftirqd/111:10:121
182259997,1cyclictest25-21ksoftirqd/110:00:271
182259997,1cyclictest25-21ksoftirqd/110:00:271
182209998,0cyclictest0-21swapper/008:50:090
182209997,1cyclictest0-21swapper/011:45:490
182379985,2cyclictest660-21avahi-daemon11:10:253
182379985,2cyclictest660-21avahi-daemon10:38:223
182379985,2cyclictest660-21avahi-daemon10:03:263
182379985,2cyclictest660-21avahi-daemon10:03:253
182379985,2cyclictest660-21avahi-daemon09:48:033
182379985,2cyclictest660-21avahi-daemon09:19:263
182379985,2cyclictest660-21avahi-daemon09:11:243
182379984,3cyclictest660-21avahi-daemon12:30:553
182379984,3cyclictest4644-21sshd12:25:133
182309986,1cyclictest14460-21lspci10:59:562
182309985,2cyclictest660-21avahi-daemon11:10:512
182309985,2cyclictest660-21avahi-daemon09:28:122
182259981,2cyclictest121rcu_preempt08:55:001
182259981,1cyclictest25-21ksoftirqd/108:40:001
182209987,0cyclictest0-21swapper/012:23:490
182209985,2cyclictest660-21avahi-daemon11:57:070
182209985,2cyclictest660-21avahi-daemon10:36:570
182209985,2cyclictest660-21avahi-daemon09:26:120
182209982,5cyclictest21480-21sshd12:37:450
182209981,4cyclictest16929-21perf08:25:000
182209980,4cyclictest674-21dbus-daemon08:10:010
16538280,0sleep00-21swapper/009:45:210
182379976,0cyclictest0-21swapper/309:06:253
182379976,0cyclictest0-21swapper/309:03:243
182379976,0cyclictest0-21swapper/308:49:343
182379975,1cyclictest31182-21bash09:20:593
182379974,2cyclictest660-21avahi-daemon09:36:143
182309976,0cyclictest0-21swapper/207:16:282
182309975,1cyclictest660-21avahi-daemon09:55:142
182309975,1cyclictest14480-21sshd10:10:052
182309974,2cyclictest660-21avahi-daemon11:52:052
182309970,6cyclictest16351-21sshd12:15:062
182209976,1cyclictest8189-21lspci09:22:110
182209975,1cyclictest9-21ksoftirqd/010:03:460
182209975,1cyclictest9-21ksoftirqd/010:03:450
182379965,0cyclictest0-21swapper/307:11:253
182379964,1cyclictest26368-21grep07:25:183
182379963,2cyclictest1002-21snmpd07:39:553
182379960,0cyclictest0-21swapper/307:31:143
182309965,0cyclictest0-21swapper/207:49:282
182309964,1cyclictest660-21avahi-daemon08:39:552
182309964,1cyclictest642-21systemd-logind09:09:522
182309963,2cyclictest1002-21snmpd08:20:462
182309960,5cyclictest0-21swapper/208:25:092
182309960,5cyclictest0-21swapper/207:24:182
182259965,0cyclictest8432-21kworker/1:108:45:311
182259965,0cyclictest25-21ksoftirqd/108:05:001
182259964,1cyclictest25-21ksoftirqd/109:10:011
182259964,1cyclictest25-21ksoftirqd/109:05:001
182259964,1cyclictest25-21ksoftirqd/107:30:001
182259963,2cyclictest1002-21snmpd07:55:251
182209964,1cyclictest660-21avahi-daemon08:20:010
182209963,2cyclictest699-21gdbus07:20:000
182209963,2cyclictest1002-21snmpd08:42:450
182209963,2cyclictest1002-21snmpd08:38:560
182209963,2cyclictest1002-21snmpd08:00:490
182209963,2cyclictest1002-21snmpd07:33:480
182209960,3cyclictest4707-21idleruntime-cro07:55:010
21879250,0sleep10-21swapper/107:15:171
182379954,0cyclictest0-21swapper/308:26:553
182379953,1cyclictest660-21avahi-daemon08:43:403
182379953,1cyclictest21702-21cat08:35:133
182379953,1cyclictest19672-21cat08:30:123
182379953,1cyclictest1705-21sendmail07:52:163
182379953,1cyclictest1002-21snmpd08:57:383
182379953,1cyclictest1002-21snmpd08:21:493
182379953,1cyclictest1002-21snmpd08:17:053
182379953,1cyclictest1002-21snmpd07:40:183
182379953,1cyclictest1002-21snmpd07:16:023
182379952,2cyclictest1057-21cat07:45:113
182379952,2cyclictest1002-21snmpd08:14:193
182379952,2cyclictest1002-21snmpd08:04:113
182309953,1cyclictest9451-21if_eno108:05:132
182309953,1cyclictest649-21polkitd08:20:012
182309953,1cyclictest3379-21cat07:50:132
182309953,1cyclictest31624-21cat07:40:142
182309953,1cyclictest28186-21ntp_states08:50:142
182309953,1cyclictest25456-21hwlatdetect07:25:132
182309953,1cyclictest11492-21cat08:10:132
182309953,1cyclictest1002-21snmpd09:01:122
182309953,1cyclictest1002-21snmpd08:55:472
182309953,1cyclictest1002-21snmpd08:45:352
182309953,1cyclictest1002-21snmpd08:31:562
182309953,1cyclictest1002-21snmpd08:03:532
182309953,1cyclictest1002-21snmpd07:55:402
182309952,2cyclictest18483-21wc07:10:112
182259955,0cyclictest527-40kipmi008:11:071
182259953,1cyclictest27588-21cat07:30:131
182259953,1cyclictest25-21ksoftirqd/108:05:011
182259953,1cyclictest25-21ksoftirqd/107:50:011
182259953,1cyclictest25-21ksoftirqd/107:45:001
182259953,1cyclictest18168-21find08:25:171
182259953,1cyclictest13560-21cat08:15:141
182259953,1cyclictest1002-21snmpd08:40:211
182259953,1cyclictest1002-21snmpd08:30:501
182259953,1cyclictest1002-21snmpd08:20:011
182259953,1cyclictest1002-21snmpd07:36:041
182259953,1cyclictest1002-21snmpd07:14:091
182259952,2cyclictest1002-21snmpd08:58:571
182209954,0cyclictest0-21swapper/008:30:200
182209953,1cyclictest674-21dbus-daemon08:00:000
182209953,1cyclictest646-21lsmd08:11:150
182209953,1cyclictest31917-21irqstats09:00:130
182209953,1cyclictest29979-21gdbus07:20:000
182209953,1cyclictest29761-21wc08:55:130
182209953,1cyclictest17631-21cat08:25:130
182209953,1cyclictest1002-21snmpd08:45:020
182209953,1cyclictest1002-21snmpd07:45:510
182209953,1cyclictest1002-21snmpd07:44:220
182209953,1cyclictest1002-21snmpd07:38:360
182209953,1cyclictest1002-21snmpd07:28:040
182209953,1cyclictest1002-21snmpd07:10:110
182209952,2cyclictest1601-21uname09:05:150
182259942,1cyclictest0-21swapper/107:45:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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