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2025-12-04 - 14:54
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the highest latencies:
System rack8slot1.osadl.org (updated Thu Dec 04, 2025 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
322319924468,0cyclictest0-21swapper11:33:590
322319924468,0cyclictest0-21swapper06:47:580
322319924063,0cyclictest0-21swapper07:06:080
322319923257,0cyclictest0-21swapper09:02:550
322319921969,0cyclictest0-21swapper07:22:580
3223199210129,0cyclictest3355-21runrttasks09:59:140
3223199205131,0cyclictest356-21df_abs06:40:270
3223199204123,0cyclictest21396-21grep09:21:260
3223199203128,0cyclictest28768-21mailstats09:44:450
3223199203123,0cyclictest3355-21runrttasks11:39:370
3223199203123,0cyclictest3355-21runrttasks07:24:350
3223199202122,0cyclictest1304-21missed_timers10:01:200
3223199201129,0cyclictest23718-21aten2.4_r8power07:49:430
3223199201121,0cyclictest3355-21runrttasks08:06:140
3223199201119,0cyclictest9800-21snmpd08:19:100
3223199201118,0cyclictest27051-21runrttasks09:39:500
3223199200122,0cyclictest3355-21runrttasks10:41:310
3223199200122,0cyclictest11626-21perl08:51:470
3223199200120,0cyclictest3355-21runrttasks10:26:110
3223199200119,0cyclictest3355-21runrttasks10:05:460
3223199200117,0cyclictest3355-21runrttasks09:11:550
3223199199127,0cyclictest27510-21sed08:00:100
3223199199126,0cyclictest7364-21df_inode07:00:120
3223199199124,0cyclictest3355-21runrttasks06:55:060
3223199199122,0cyclictest30535-21chrt09:50:070
3223199199120,0cyclictest8175-21fschecks_count08:41:550
3223199198123,0cyclictest3355-21runrttasks07:14:510
3223199198119,0cyclictest16983-21grep10:45:560
3223199197148,0cyclictest15685-21sh09:05:470
3223199197122,0cyclictest3909-21mailstats10:09:390
3223199197121,0cyclictest18208-21df10:49:570
3223199197111,0cyclictest3355-21runrttasks07:36:130
3223199196120,0cyclictest5953-21df_inode10:15:140
3223199196115,0cyclictest3355-21runrttasks10:59:470
3223199196113,0cyclictest1877-21python11:35:150
3223199195118,0cyclictest9800-21snmpd08:39:260
3223199195110,0cyclictest9800-21snmpd09:33:130
3223199194118,0cyclictest3355-21runrttasks08:11:050
3223199194116,0cyclictest3355-21runrttasks09:25:570
3223199194116,0cyclictest30400-21munin-node11:24:330
3223199194115,0cyclictest9800-21snmpd08:44:380
3223199194114,0cyclictest27975-21nfsd11:16:290
3223199194110,0cyclictest9798-21cut11:56:380
3223199193119,0cyclictest6803-21latency_hist11:49:320
3223199193119,0cyclictest3121-21sshd10:31:460
3223199193118,0cyclictest3355-21runrttasks10:23:310
3223199193117,0cyclictest9800-21snmpd08:34:220
3223199193117,0cyclictest12552-21smart_hda08:55:230
3223199193116,0cyclictest3121-21sshd08:21:460
3223199193116,0cyclictest26142-21nfs_client07:55:560
3223199193110,0cyclictest25119-21latency_hist09:34:300
3223199192119,0cyclictest2897-21python08:25:160
3223199192114,0cyclictest6826-21cat11:49:340
2626501920,0irq/5-eth030768-21df_inode06:34:510
3223199190116,0cyclictest12360-21awk12:05:000
3223199190110,0cyclictest13640-21grep10:36:110
3223199190108,0cyclictest10422-21basename11:59:390
3223199189115,0cyclictest29276-21aten2.4_r8power11:20:440
3223199189115,0cyclictest20852-21nfsd10:56:260
3223199189113,0cyclictest3355-21runrttasks07:40:320
3223199189113,0cyclictest26376-21perl11:11:460
3223199189111,0cyclictest23402-21aten2.4-expect11:04:390
3223199189110,0cyclictest9800-21snmpd07:11:110
3223199188111,0cyclictest3355-21runrttasks07:29:450
3223199188108,0cyclictest22175-21df_inode07:45:110
3223199187110,0cyclictest19291-21nfs_client09:15:570
3223199180106,0cyclictest3355-21runrttasks06:52:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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