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2025-11-21 - 03:47
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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 21, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
324499218139,0cyclictest3355-21runrttasks20:45:160
324499215137,0cyclictest5534-21sed21:51:090
324499214134,0cyclictest3355-21runrttasks23:41:550
324499214134,0cyclictest3121-21sshd19:36:370
324499214130,0cyclictest9800-21snmpd23:21:000
324499212129,0cyclictest3355-21runrttasks21:20:120
324499212129,0cyclictest3355-21runrttasks19:02:060
324499211133,0cyclictest28138-21chrt22:55:140
324499211133,0cyclictest17452-21wc22:25:130
324499211132,0cyclictest3355-21runrttasks20:36:170
324499211131,0cyclictest23218-21munin-run21:10:140
324499210136,0cyclictest11186-21grep20:35:130
324499210129,0cyclictest18953-21timerandwakeup20:56:580
324499210127,0cyclictest3355-21runrttasks19:25:470
324499210125,0cyclictest3355-21runrttasks23:59:350
324499210125,0cyclictest3355-21runrttasks22:15:450
324499209134,0cyclictest8846-21nfsd20:27:190
324499209134,0cyclictest12921-21forks22:11:360
324499209130,0cyclictest13650-21ntp_states23:45:360
324499209129,0cyclictest9800-21snmpd23:25:470
324499209129,0cyclictest30515-21aten2.4_r8power19:56:210
324499209129,0cyclictest2697-21latency_hist20:10:210
324499209128,0cyclictest3355-21runrttasks18:52:370
324499209128,0cyclictest2446-21wc21:42:000
324499209126,0cyclictest19181-21cron22:30:080
324499208132,0cyclictest25227-21grep22:46:190
324499208127,0cyclictest21084-21sendmail_mailtr19:30:240
324499208125,0cyclictest16051-21cut23:51:390
324499207135,0cyclictest16556-21awk19:16:420
324499207132,0cyclictest10120-21df23:35:370
324499207129,0cyclictest3355-21runrttasks19:51:380
324499207127,0cyclictest21116-21fschecks_count21:02:320
324499207126,0cyclictest3355-21runrttasks22:30:300
324499206132,0cyclictest2700-21sendmail20:10:090
324499206130,0cyclictest5572-21timerandwakeup20:17:020
324499206129,0cyclictest27132-21nfs_client19:46:420
324499206128,0cyclictest6949-21aten2.4-expect21:55:270
324499206128,0cyclictest31000-21aten2.4-expect21:31:240
324499205129,0cyclictest4041-21nfs_client21:46:420
324499205125,0cyclictest3355-21runrttasks19:08:290
324499205125,0cyclictest20777-21df00:05:420
324499204132,0cyclictest3747-21chrt18:41:020
324499204129,0cyclictest3355-21runrttasks19:21:580
324499204127,0cyclictest8899-21chrt22:00:460
324499204127,0cyclictest32490-21nfs_client20:01:490
324499204127,0cyclictest30488-21aten2.4_r8power23:01:140
324499204127,0cyclictest24651-21mailstats19:40:250
324499204126,0cyclictest14922-21timerandwakeup19:11:590
324499204122,0cyclictest3355-21runrttasks20:51:050
324499204120,0cyclictest3355-21runrttasks18:46:370
324499203127,0cyclictest13217-21cpu20:41:080
324499203126,0cyclictest29178-21aten2.4_r8power21:26:150
324499203125,0cyclictest8903-21seq23:31:300
324499203125,0cyclictest23810-21ls22:41:530
2626502030,0irq/5-eth03355-21runrttasks18:39:380
324499202130,0cyclictest32456-21nfs_client23:06:400
324499202126,0cyclictest28457-21seq21:24:290
324499201129,0cyclictest1540-21df_abs23:11:110
324499201128,0cyclictest10649-21df22:05:450
324499201126,0cyclictest3355-21runrttasks21:11:590
324499200125,0cyclictest29156-21latency22:56:580
324499200124,0cyclictest3355-21runrttasks20:24:560
324499200120,0cyclictest3355-21runrttasks00:00:470
324499200119,0cyclictest8932-21basename18:55:460
324499199129,0cyclictest22133-21cut22:37:050
324499198120,0cyclictest32496-21seq21:35:530
324499197119,0cyclictest3204-21sendmail-mta23:15:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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