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2025-11-28 - 11:03
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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 Fri Nov 28, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3008899205125,0cyclictest18493-21df_inode21:10:330
3008899202120,0cyclictest30562-21runrttasks20:11:270
3008899200121,0cyclictest30412-21seq21:43:580
3008899200120,0cyclictest3355-21runrttasks19:09:160
28771220042,0sleep028794-21df_abs18:35:190
3008899199118,0cyclictest19058-21sort22:42:020
3008899198120,0cyclictest32379-21df_abs23:20:420
3008899198118,0cyclictest9800-21snmpd20:25:380
3008899197123,0cyclictest9544-21aten2.4_r8power22:16:040
3008899197122,0cyclictest21181-21sendmail22:49:460
3008899197121,0cyclictest8108-21sshd23:43:020
3008899196120,0cyclictest21959-21seq21:20:230
3008899196119,0cyclictest12910-21sshd20:55:030
3008899196119,0cyclictest11146-21aten2.4-expect20:50:040
3008899195145,0cyclictest23506-21munin-node21:25:160
3008899195120,0cyclictest24737-21munin-plugin-st22:59:440
3008899195120,0cyclictest1249-21egrep20:20:460
3008899194116,0cyclictest3355-21runrttasks22:02:100
3008899193124,0cyclictest14622-21date20:59:530
3008899193121,0cyclictest5902-21chrt20:32:580
3008899193120,0cyclictest25979-21aten2.4-expect21:31:050
3008899192120,0cyclictest30822-21aten2.4-expect23:15:570
3008899192118,0cyclictest3112-21tr18:54:580
3008899192114,0cyclictest3355-21runrttasks19:35:450
300889919184,0cyclictest0-21swapper22:39:090
3008899191118,0cyclictest15342-21sort22:31:500
3008899191117,0cyclictest20103-21df21:15:140
3008899191114,0cyclictest24984-21aten2.4-expect19:55:520
3008899190115,0cyclictest8251-21swap20:40:240
3008899190114,0cyclictest3227-21ntpd19:20:290
3008899190114,0cyclictest23930-21tune2fs19:52:030
300889918988,0cyclictest0-21swapper23:39:180
3008899189120,0cyclictest2875-21sshd18:54:000
3008899188120,0cyclictest32395-21mailstats21:49:580
3008899188117,0cyclictest1156-21cron18:49:440
3008899188115,0cyclictest7088-21mailstats22:09:590
3008899188115,0cyclictest3355-21runrttasks23:05:580
3008899188113,0cyclictest12656-21aten2.4-expect22:25:220
300889918787,0cyclictest0-21swapper18:42:190
3008899186133,0cyclictest8675-21aten2.4_r8power19:10:230
3008899186131,0cyclictest3818-21nfs_client23:31:170
3008899186109,0cyclictest31687-21awk20:15:160
300889918588,0cyclictest0-21swapper19:45:140
3008899185136,0cyclictest9083-21aten2.4_r8power23:46:060
3008899185132,0cyclictest6046-21nfs_client22:06:110
3008899185109,0cyclictest15604-21aten2.4_r8power19:30:040
300889918498,0cyclictest9800-21snmpd23:03:260
3008899184114,0cyclictest1389-21ntp_states23:25:110
3008899183132,0cyclictest9997-21nfs_client20:46:130
3008899183131,0cyclictest20438-21cut19:42:050
300889918280,0cyclictest0-21swapper21:46:000
3008899182133,0cyclictest28877-21df_abs23:10:470
3008899182133,0cyclictest28588-21head20:05:590
3008899182133,0cyclictest21820-21df_abs22:50:510
3008899182128,0cyclictest3355-21runrttasks21:55:560
3008899181131,0cyclictest27921-21chrt21:36:220
3008899181131,0cyclictest26210-21sshd20:00:000
3008899181130,0cyclictest14054-21df_inode19:25:290
3008899181129,0cyclictest12770-21nfs_client23:56:170
3008899180131,0cyclictest11729-21chrt22:21:430
3008899180130,0cyclictest9800-21snmpd20:36:020
3008899180130,0cyclictest17114-21awk21:06:110
3008899180129,0cyclictest15998-21df_abs00:05:450
3008899180126,0cyclictest14880-21nfsd00:01:460
3008899180126,0cyclictest10177-21ls23:49:550
3008899179125,0cyclictest1-21init19:15:490
3008899178125,0cyclictest6150-21cut19:01:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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