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2025-11-26 - 03:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack9slot4.osadl.org (updated Wed Nov 26, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19827991184cyclictest10366-21latency_hist12:47:430
19827991173cyclictest1465-21latency_hist12:32:430
19514111779sleep0-21swapper/109:22:191
198279911419cyclictest14234-21diskstats10:47:590
19283111470sleep0-21swapper/009:22:140
19827991103cyclictest22133-21rm14:01:560
19827991094cyclictest31328-21latency_hist14:17:460
19827991079cyclictest23241-21latency_hist11:17:410
198279910714cyclictest0-21swapper/013:43:550
19827991063cyclictest22248-21latency_hist13:07:440
19827991063cyclictest22216-21latency_hist13:07:440
19827991053cyclictest20148-21latency_hist11:07:400
19827991053cyclictest13282-21sh11:57:530
19827991048cyclictest0-21swapper/013:13:250
19827991033cyclictest4671-21latency_hist13:32:450
19827991028cyclictest0-21swapper/013:52:000
19827991023cyclictest8048-21fschecks_count10:27:590
19827991023cyclictest31650-21/usr/sbin/munin09:58:070
19827991023cyclictest16948-21latency_hist10:57:400
198279910139cyclictest0-21swapper/014:47:570
19827991008cyclictest0-21swapper/014:42:070
19827991003cyclictest4861-21latency_hist14:27:460
1982799997cyclictest0-21swapper/010:47:400
1982799994cyclictest2956-21latency_hist10:12:380
1982799993cyclictest1-21systemd14:28:270
19827999915cyclictest0-21swapper/009:47:570
1982799983cyclictest30684-21runrttasks12:26:570
1982799983cyclictest27990-21ls12:22:420
1982799983cyclictest16310-21latency_hist12:57:430
1982799983cyclictest1368-21latency_hist10:07:390
1982799973cyclictest33950irq/43-eth011:28:160
1982799973cyclictest1767-21sh14:22:320
1982799968cyclictest0-21swapper/011:02:400
1982799968cyclictest0-21swapper/010:33:060
1982799963cyclictest24778-21latency_hist11:22:410
1982799954cyclictest13953-21aten_r9power_po14:42:570
1982799953cyclictest28368-21latency_hist14:12:460
1982799948cyclictest0-21swapper/012:13:230
1982799944cyclictest10316-21ssh14:36:340
19827999415cyclictest0-21swapper/013:53:260
1982799929cyclictest0-21swapper/013:22:310
19839999130cyclictest14082-21latency11:58:121
1982799919cyclictest0-21swapper/014:05:410
1982799917cyclictest0-21swapper/011:37:410
1982799916cyclictest7883-21ssh12:43:020
19827999116cyclictest33950irq/43-eth012:58:280
1982799908cyclictest0-21swapper/013:33:300
1982799903cyclictest5311-21ntp_kernel_err11:43:180
1982799898cyclictest0-21swapper/011:26:220
1982799893cyclictest11798-21sh11:53:580
6950880irq/18-mmc01983999cyclictest13:37:491
1982799887cyclictest0-21swapper/010:38:080
1982799884cyclictest326-21runrttasks12:10:460
1982799884cyclictest2976-21users12:33:350
1982799883cyclictest2280-21ls11:38:110
1983999873cyclictest1283-21sshd10:06:181
1982799873cyclictest8903-21timerandwakeup13:38:260
19827998721cyclictest9175-21ssh11:49:580
19827998714cyclictest0-21swapper/009:32:520
6950860irq/18-mmc01983999cyclictest11:31:271
19839998624cyclictest19917-21sh13:58:001
1982799869cyclictest0-21swapper/012:39:480
1982799867cyclictest0-21swapper/011:02:560
1982799863cyclictest74-21mmcqd/009:52:540
19839998519cyclictest2080-21expr13:28:011
1982799857cyclictest0-21swapper/012:03:120
1983999844cyclictest11397-21awk11:53:211
19839998436cyclictest4485-21sh10:17:381
19839998431cyclictest32410-21chrt11:34:051
19839998431cyclictest10879-21cpu13:42:591
19839998428cyclictest32238-21sshd12:28:241
19839998421cyclictest0-21swapper/111:43:061
19839998420cyclictest32342-21ssh14:18:161
1983999838cyclictest0-21swapper/111:37:541
1983999837cyclictest0-21swapper/114:13:431
1983999834cyclictest7543-21runrttasks10:26:471
1983999834cyclictest326-21runrttasks11:10:001
1983999834cyclictest22531-21grep09:28:121
1983999834cyclictest19607-21cpuspeed13:02:551
1983999833cyclictest6416-21sshd13:34:251
1983999833cyclictest17463-21fschecks_count10:58:001
19839998326cyclictest16995-21fschecks_count13:53:061
19839998325cyclictest8940-21sshd10:29:181
19839998322cyclictest100411chrt14:35:461
19839998310cyclictest0-21swapper/109:37:591
1982799838cyclictest0-21swapper/013:23:130
1983999829cyclictest0-21swapper/111:13:011
1983999824cyclictest326-21runrttasks14:24:041
1983999824cyclictest29301-21ntp_states13:18:201
1983999824cyclictest19956-21runrttasks11:05:561
1983999823cyclictest30650-21runrttasks09:56:491
1983999823cyclictest1843-21fschecks_count10:07:581
19839998221cyclictest7984-21ssh12:43:041
19839998219cyclictest17462-21unixbench_multi12:03:261
19839998217cyclictest16510-21aten_r9power_en12:57:541
19827998214cyclictest0-21swapper/010:23:150
1983999814cyclictest7353-21/usr/sbin/munin11:48:051
1983999814cyclictest26919-21runrttasks13:14:121
1983999814cyclictest23672-21fschecks_count11:17:591
1983999814cyclictest2062-21fschecks_count12:33:131
1983999814cyclictest17167-21ssh14:48:061
1983999814cyclictest11957-21sh12:48:481
1983999813cyclictest5161-21grep12:38:061
1983999813cyclictest235751sleep13:08:251
1983999813cyclictest20199-21runrttasks09:22:561
1983999813cyclictest13974-21aten2.4-expect10:47:521
19839998128cyclictest33950irq/43-eth012:53:181
19839998122cyclictest25466-21expr12:17:591
19839998121cyclictest23437-21memory14:03:171
19839998121cyclictest12058-21sshd10:39:191
1983999807cyclictest0-21swapper/114:45:011
1983999805cyclictest11650-21irqstats14:38:151
1983999804cyclictest326-21runrttasks10:42:591
1983999803cyclictest5592-21if_can014:28:121
19839998026cyclictest29453-21sh12:23:281
19839998022cyclictest31609-21wc09:58:071
1983999798cyclictest0-21swapper/111:24:571
1983999797cyclictest0-21swapper/113:26:391
1983999794cyclictest23152-21ntp_offset12:13:161
19839997923cyclictest14710-21opkg13:48:251
19839997921cyclictest10351-21awk10:33:161
19839997919cyclictest16945-21crond10:57:401
19839997918cyclictest0-21swapper/114:12:461
1982799797cyclictest0-21swapper/009:43:150
19827997911cyclictest0-21swapper/009:30:520
1983999789cyclictest0-21swapper/109:47:531
1983999788cyclictest0-21swapper/109:34:141
1983999784cyclictest26505-21grep09:42:581
1983999783cyclictest19623-21fschecks_count12:08:021
19839997825cyclictest5015-21fschecks_time10:17:581
1982799777cyclictest0-21swapper/009:23:150
19827997712cyclictest0-21swapper/010:21:210
1982799764cyclictest3172-21/usr/sbin/munin10:12:520
1982799758cyclictest0-21swapper/009:37:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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