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2025-07-06 - 02:58
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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 Sun Jul 06, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273869925167,0cyclictest0-21swapper20:12:360
273869923651,0cyclictest0-21swapper21:08:220
273869923358,0cyclictest0-21swapper21:14:320
2738699216137,0cyclictest10307-21aten2.4_r8power19:34:330
2738699212129,0cyclictest13782-21sendmail_mailqu19:45:120
2738699209129,0cyclictest23109-21latency_hist23:28:160
26172220842,0sleep026193-21sed18:43:430
2738699206128,0cyclictest31063-21cut23:50:440
2738699206128,0cyclictest2018-21chrt19:09:010
2738699205120,0cyclictest15551-21sendmail_mailqu21:30:090
2738699204124,0cyclictest3355-21runrttasks22:39:370
2738699204123,0cyclictest7669-21cut19:25:240
2738699203124,0cyclictest3488-21aten2.4_r8power19:13:460
2738699203124,0cyclictest23000-21latency_hist23:28:090
2738699203121,0cyclictest12116-21cat22:54:580
2738699202122,0cyclictest6474-21seq00:14:220
2738699202120,0cyclictest2377-21sort20:53:120
2738699201121,0cyclictest8098-21munin-node19:29:450
2738699201121,0cyclictest17332-21nfsd23:10:150
2738699201118,0cyclictest4148-21munin-node00:08:160
2738699201118,0cyclictest23817-21aten2.4-expect21:54:330
2738699200122,0cyclictest1860-21nfsd00:00:290
2738699200120,0cyclictest9800-21snmpd22:59:240
2738699200119,0cyclictest3355-21runrttasks23:57:460
2738699200113,0cyclictest3355-21runrttasks23:46:200
2738699199123,0cyclictest9610-21df22:48:400
2738699199122,0cyclictest9800-21snmpd19:23:080
2738699199120,0cyclictest20207-21grep20:04:550
2738699199118,0cyclictest20378-21telnet23:19:240
2738699198124,0cyclictest27385-21cyclictest18:55:180
2738699198118,0cyclictest9800-21snmpd00:04:170
2738699197115,0cyclictest7323-21fschecks_count21:05:440
2738699197115,0cyclictest3355-21runrttasks21:36:320
2738699197110,0cyclictest11706-21df_abs19:39:220
2738699196116,0cyclictest13236-21hostname21:23:460
2738699196115,0cyclictest27788-21df_inode18:48:530
2738699196110,0cyclictest3355-21runrttasks22:43:340
2738699195117,0cyclictest31317-21fschecks_count22:15:470
2738699195116,0cyclictest3873-21fschecks_time22:30:350
2738699195116,0cyclictest3355-21runrttasks20:39:230
2738699195114,0cyclictest4692-21df_inode22:34:000
2738699195114,0cyclictest27026-21unixbench_singl23:39:330
2738699195113,0cyclictest9800-21snmpd22:04:420
273869919473,0cyclictest0-21swapper20:00:350
2738699194121,0cyclictest22391-21grep21:50:110
2738699194121,0cyclictest20860-21chrt21:45:350
2738699194117,0cyclictest31355-21rt-features18:59:240
2738699194117,0cyclictest17264-21grep19:55:110
2738699194116,0cyclictest1008-21df22:23:420
2738699194113,0cyclictest9800-21snmpd21:19:240
2738699194113,0cyclictest9800-21snmpd20:50:520
2738699194113,0cyclictest24977-21sh20:23:030
2738699193121,0cyclictest25267-21df_inode21:59:040
2738699193116,0cyclictest3355-21runrttasks19:48:180
2738699193115,0cyclictest683-21cut19:04:470
2738699193113,0cyclictest26922-21seq20:28:530
2738699193112,0cyclictest5863-21munin-run21:03:070
2738699193111,0cyclictest3355-21runrttasks20:47:230
2738699192120,0cyclictest19562-21seq23:17:020
2738699192118,0cyclictest14523-21chrt23:03:150
2738699192116,0cyclictest28730-21awk22:09:170
2738699192114,0cyclictest26527-21munin-run20:28:080
2738699191113,0cyclictest3355-21runrttasks21:41:070
2738699191113,0cyclictest28909-21seq20:34:410
2738699191111,0cyclictest22762-21awk20:14:170
2738699190118,0cyclictest25322-21df_abs23:34:170
2738699185123,0cyclictest31819-21munin-node22:18:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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