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2023-04-02 - 10:45

x86 Intel Core i3-2310E @2100 MHz, Linux 5.10.47-rt46 (Profile)

Latency plot of system in rack #8, slot #2
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by a total of 2 SMIs that occured during the measurement.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 --smi -q
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 100, highest latencies:
System rack8slot2.osadl.org (updated Sun Apr 02, 2023 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30907991501,147cyclictest0-21swapper/219:36:522
2335921480,1sleep10-21swapper/123:37:141
3090799142139,2cyclictest0-21swapper/219:12:052
3090599124120,2cyclictest9705-21latency_hist19:36:520
3090599110108,1cyclictest0-21swapper/019:12:050
30520210345,46sleep30-21swapper/319:10:293
30299210244,47sleep00-21swapper/019:07:370
85952950,0sleep00-21swapper/020:47:120
253672930,4sleep122-21ksoftirqd/122:13:101
3040529223,30sleep20-21swapper/219:08:592
3035229249,32sleep10-21swapper/119:08:181
297932900,0sleep20-21swapper/200:12:192
95012890,1sleep00-21swapper/023:25:350
102942890,1sleep30-21swapper/321:32:113
30906995647,8cyclictest9959-21gpgv19:36:521
30906994535,9cyclictest0-21swapper/119:12:051
30908994038,1cyclictest0-21swapper/319:36:523
30908992925,3cyclictest30942-21apt-get19:12:053
298712270,0sleep30-21swapper/322:46:463
222732270,0sleep30-21swapper/322:39:213
70932250,0sleep00-21swapper/022:26:510
45722230,1sleep20-21swapper/222:52:142
303112230,0sleep10-21swapper/121:21:511
156322230,0sleep20-21swapper/223:58:482
30907992220,1cyclictest0-21swapper/221:02:072
209592220,1sleep00-21swapper/000:03:390
31782200,1sleep20-21swapper/222:22:212
3090599206,7cyclictest31632-21awk23:16:520
245502200,0sleep00-21swapper/022:12:250
3090899190,1cyclictest0-21swapper/321:27:083
3090599195,7cyclictest25834-21apt-get23:11:520
3090599173,8cyclictest1537-21idleruntime-cro20:31:520
3090599161,8cyclictest22853-21awk20:06:520
3090599160,8cyclictest27312-21awk20:16:520
3090799153,9cyclictest26229-21sh23:40:062
3090799149,3cyclictest22773-21grep21:42:262
3090799145,4cyclictest0-21swapper/220:27:572
3090799141,5cyclictest0-21swapper/219:47:142
3090799140,1cyclictest11955-21apt-get00:27:112
3090599144,5cyclictest0-21swapper/020:45:550
3090799135,6cyclictest4846-21basename23:21:522
3090799135,6cyclictest0-21swapper/222:20:132
3090799135,3cyclictest0-21swapper/220:54:132
3090799134,4cyclictest0-21swapper/222:28:492
3090799134,4cyclictest0-21swapper/222:10:482
3090799133,5cyclictest0-21swapper/220:17:132
3090799132,6cyclictest0-21swapper/223:12:162
3090799131,8cyclictest0-21swapper/200:17:152
3090799131,4cyclictest50752ssh23:21:542
3090799131,11cyclictest0-21swapper/221:47:092
3090799130,8cyclictest2074-21cstates20:32:102
3090599138,3cyclictest12504-21grep00:27:150
3090599136,5cyclictest231-21systemd-journal22:21:520
207782130,0sleep00-21swapper/000:35:250
3090899129,2cyclictest31644-21munin-plugin-st20:26:523
3090899128,2cyclictest20154-21unixbench-2d19:57:213
3090899126,5cyclictest32026-21sed22:47:243
3090899126,4cyclictest6488-21irqstats19:27:153
3090899126,4cyclictest519-21dbus-daemon19:41:513
3090899126,4cyclictest20121-21fschecks_count21:12:143
3090899126,4cyclictest12709-21grep23:27:203
3090899125,6cyclictest5259-21threads20:37:223
3090799127,3cyclictest25078-21grep22:42:142
3090799127,3cyclictest12698-21grep23:27:202
3090799126,4cyclictest1-21systemd19:16:562
3090799125,6cyclictest0-21swapper/221:54:512
3090799125,6cyclictest0-21swapper/220:59:262
3090799124,6cyclictest0-21swapper/223:56:242
3090799124,6cyclictest0-21swapper/200:11:342
3090799124,3cyclictest0-21swapper/220:46:582
3090799124,3cyclictest0-21swapper/220:08:362
3090799123,4cyclictest0-21swapper/222:41:402
3090799123,4cyclictest0-21swapper/222:05:122
3090799123,4cyclictest0-21swapper/220:45:312
3090799122,6cyclictest0-21swapper/220:41:012
3090799120,5cyclictest20801-21ntp_states21:12:222
3090699128,2cyclictest9239-21cron21:31:521
3090699127,3cyclictest7307-21sh23:22:481
3090699126,4cyclictest31491-21grep21:22:141
3090699126,4cyclictest16322-21awk23:02:201
3090699126,4cyclictest11835-21ssh23:56:101
3090699125,5cyclictest32010-21cron21:51:521
3090699123,7cyclictest0-21swapper/120:22:141
3090699122,8cyclictest14065-21open_inodes23:57:191
3090699121,10cyclictest0-21swapper/119:36:521
3090599126,4cyclictest11129-21grep20:52:090
3090599125,5cyclictest0-21swapper/020:38:580
3090599124,7cyclictest0-21swapper/021:48:120
3090599124,5cyclictest0-21swapper/022:58:200
3090599120,1cyclictest0-21swapper/021:42:190
199522120,0sleep00-21swapper/023:34:170
169942120,1sleep00-21swapper/019:52:090
6312110,8sleep10-21swapper/119:16:561
3090899118,2cyclictest16898-21cstates19:52:093
3090899115,4cyclictest9480-21processes20:47:213
3090899115,4cyclictest3021-21systemctl20:32:203
3090899115,4cyclictest26188-21gdbus23:11:523
3090899115,4cyclictest16207-21if_err_eno121:37:133
3090899115,4cyclictest10403-21needreboot22:57:163
3090899113,5cyclictest141rcu_preempt21:43:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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