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2025-11-07 - 22:37
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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 376 highest latencies:
System rack8slot1.osadl.org (updated Fri Nov 07, 2025 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
281889924376,0cyclictest7888-21nfs_client11:52:300
281889924259,0cyclictest0-21swapper06:57:070
281889924166,0cyclictest0-21swapper07:11:190
281889923138,0cyclictest6994-21munin-run11:50:570
281889922653,0cyclictest0-21swapper08:15:400
281889922334,0cyclictest15676-21munin-run09:10:580
27359220646,0sleep027389-21missed_timers06:36:540
2818899201122,0cyclictest3355-21runrttasks11:11:210
2818899201120,0cyclictest25467-21cut09:37:330
2818899200120,0cyclictest12428-21munin-node12:07:410
2818899200118,0cyclictest3355-21runrttasks10:26:310
2818899199122,0cyclictest27363-21timerandwakeup09:42:430
2818899198119,0cyclictest3355-21runrttasks10:44:190
2818899197121,0cyclictest9241-21nfsd10:22:540
2818899197117,0cyclictest25343-21munin-run11:10:590
2818899197116,0cyclictest10058-21grep11:58:030
2818899196129,0cyclictest15194-21chrt10:40:580
2818899196121,0cyclictest30801-21df11:26:280
2818899196115,0cyclictest2850-21seq10:06:100
2818899195122,0cyclictest18425-21needreboot09:17:370
2818899195121,0cyclictest3941-21seq11:41:490
2818899195121,0cyclictest10774-21which12:01:210
2818899195118,0cyclictest32078-21df_inode09:56:430
2818899195117,0cyclictest5052-21python10:11:530
2818899195115,0cyclictest27315-21mailstats11:16:180
2818899195113,0cyclictest3355-21runrttasks07:28:290
2818899194122,0cyclictest19972-21fschecks_time07:48:140
2818899194116,0cyclictest18992-21ntp_states10:51:280
2818899194115,0cyclictest10364-21munin-run08:55:590
2818899194113,0cyclictest3355-21runrttasks09:26:060
2818899194111,0cyclictest3355-21runrttasks11:23:070
2818899194110,0cyclictest26577-21nfs_client08:07:300
2818899193114,0cyclictest30653-21aten2.4_r8power09:52:190
2818899193114,0cyclictest16106-21grep07:37:440
2818899193114,0cyclictest12388-21aten2.4_r8power10:32:160
2818899193112,0cyclictest22767-21needreboot11:02:360
2818899193111,0cyclictest3355-21runrttasks11:32:580
2818899192114,0cyclictest9288-21tune2fs07:18:060
2818899192114,0cyclictest3355-21runrttasks11:40:380
2818899192112,0cyclictest3355-21runrttasks08:37:060
2818899192112,0cyclictest18207-21perl07:43:120
2818899192109,0cyclictest3355-21runrttasks07:01:590
2818899191117,0cyclictest31729-21sshd06:51:220
2818899191116,0cyclictest11509-21nfsd08:57:580
2818899191112,0cyclictest13793-21seq09:05:000
2818899191106,0cyclictest3355-21runrttasks08:17:380
2818899190114,0cyclictest2110-21nfsd10:02:590
2818899190113,0cyclictest21193-21telnet07:52:200
2818899190111,0cyclictest5558-21munin-node08:41:540
2818899190111,0cyclictest3355-21runrttasks07:33:330
2818899189116,0cyclictest4855-21df_inode07:06:450
2818899189113,0cyclictest3355-21runrttasks09:23:200
2818899189111,0cyclictest9974-21awk07:21:210
2818899189111,0cyclictest3355-21runrttasks08:02:350
2818899189110,0cyclictest9800-21snmpd08:29:390
2818899189108,0cyclictest31998-21needreboot08:22:350
2818899188116,0cyclictest23563-21aten2.4_r8power09:32:210
2818899188115,0cyclictest20873-21head10:56:340
2818899188114,0cyclictest3355-21runrttasks08:33:580
2818899188114,0cyclictest29023-21munin-node09:47:330
2818899188112,0cyclictest16759-21wc09:12:480
2818899188111,0cyclictest30203-21df06:46:260
2818899188104,0cyclictest9800-21snmpd10:16:230
2818899187113,0cyclictest3355-21runrttasks08:50:280
2818899187113,0cyclictest17119-21basename10:46:130
2818899186106,0cyclictest22399-21ntp_states07:56:240
2818899183108,0cyclictest9800-21snmpd06:42:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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