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2025-06-16 - 15:10
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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 Mon Jun 16, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4330219942,0sleep04356-21grep06:45:040
51359919796,0cyclictest0-21swapper07:49:470
51359919698,0cyclictest0-21swapper08:32:070
51359919394,0cyclictest0-21swapper09:30:310
513599191113,0cyclictest3355-21runrttasks08:27:150
513599189108,0cyclictest7925-21needreboot10:10:500
513599188112,0cyclictest3355-21runrttasks09:01:580
513599186133,0cyclictest431-21wc08:16:020
513599186129,0cyclictest3355-21runrttasks11:10:590
513599186115,0cyclictest14170-21mailstats10:29:210
513599186112,0cyclictest3204-21sendmail-mta07:29:450
51359918594,0cyclictest0-21swapper09:14:470
513599185135,0cyclictest17808-21nfsd09:06:090
513599185106,0cyclictest0-21swapper08:50:330
513599184135,0cyclictest2810-21nfsd09:56:120
513599184121,0cyclictest14701-21ls12:04:120
513599184106,0cyclictest3355-21runrttasks12:14:300
513599184102,0cyclictest29786-21seq08:06:520
513599183115,0cyclictest6737-21df08:34:400
513599183111,0cyclictest25892-21munin-node07:54:490
513599183106,0cyclictest3355-21runrttasks07:01:030
51359918187,0cyclictest0-21swapper10:59:480
513599181131,0cyclictest9800-21snmpd08:19:490
513599181131,0cyclictest12507-21seq11:56:310
513599181129,0cyclictest9800-21snmpd11:38:180
513599181125,0cyclictest3355-21runrttasks09:19:480
51359918090,0cyclictest0-21swapper06:49:500
513599180129,0cyclictest9800-21snmpd11:53:300
513599180129,0cyclictest11995-21df_inode07:09:530
513599180125,0cyclictest32679-21grep09:49:530
513599180112,0cyclictest27714-21mailstats07:59:270
51359917998,0cyclictest0-21swapper09:45:140
51359917985,0cyclictest0-21swapper07:19:290
513599179128,0cyclictest20219-21nfs_client10:45:420
513599179127,0cyclictest15628-21head12:05:500
513599179126,0cyclictest21432-21df10:49:480
513599179124,0cyclictest16225-21df_inode10:34:570
513599179121,0cyclictest4030-21latency_hist11:34:110
513599179107,0cyclictest10771-21sshd07:04:420
51359917894,0cyclictest3121-21sshd12:10:410
513599178129,0cyclictest13782-21df_inode07:14:540
513599178128,0cyclictest6087-21nfs_client10:05:450
513599178128,0cyclictest24068-21sort07:49:130
513599178125,0cyclictest31728-21df_abs11:20:140
513599178122,0cyclictest12922-21aten2.4_r8power10:25:150
513599177131,0cyclictest23482-21hddtemp_smartct10:56:140
513599177126,0cyclictest29817-21python11:15:010
513599177125,0cyclictest3610-21mailstats09:59:320
513599177124,0cyclictest9800-21snmpd10:19:120
513599177122,0cyclictest8398-21seq11:45:400
513599177122,0cyclictest18513-21latency_hist09:09:150
513599176127,0cyclictest10685-21basename08:45:180
513599176124,0cyclictest3355-21runrttasks10:22:120
513599176124,0cyclictest22245-21munin-run07:44:090
513599176123,0cyclictest30051-21chrt09:41:220
513599176122,0cyclictest3355-21runrttasks09:26:030
513599176106,0cyclictest30709-21runrttasks08:10:160
513599175128,0cyclictest7190-21grep06:54:400
513599175126,0cyclictest6281-21awk11:40:020
513599175124,0cyclictest9211-21kernelversion08:40:490
513599175124,0cyclictest3355-21runrttasks10:40:180
513599175124,0cyclictest27045-21fschecks_time11:06:180
513599175121,0cyclictest3355-21runrttasks07:25:310
513599175120,0cyclictest3355-21runrttasks07:35:190
513599174121,0cyclictest1240-21nfs_client11:25:420
513599171125,0cyclictest28463-21seq09:36:520
513599171122,0cyclictest13719-21open_inodes08:54:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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