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2025-12-07 - 04:15
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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 Sun Dec 07, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144909924363,0cyclictest32216-21ls19:29:260
144909923965,0cyclictest9669-21timerandwakeup21:31:110
144909923676,0cyclictest3355-21runrttasks19:21:420
144909923673,0cyclictest0-21swapper23:39:290
144909923553,0cyclictest0-21swapper23:33:170
144909923270,0cyclictest10164-21telnet20:00:380
144909922764,0cyclictest0-21swapper00:04:300
144909922638,0cyclictest14413-21python21:45:120
144909922476,0cyclictest15971-21seq20:16:450
144909922365,0cyclictest9-21ksoftirqd/023:45:380
1449099209129,0cyclictest3355-21runrttasks20:26:100
1449099204133,0cyclictest11917-21df_inode23:10:100
1449099204127,0cyclictest14056-21nfsd20:11:330
1449099203121,0cyclictest17936-21ls23:26:190
1449099202122,0cyclictest7728-21nfs_client21:25:520
1449099201125,0cyclictest3355-21runrttasks22:28:040
1449099201123,0cyclictest17606-21fschecks_time20:21:330
1449099199122,0cyclictest31911-21fschecks_count21:01:490
1449099199121,0cyclictest3355-21runrttasks21:50:550
1449099199117,0cyclictest985-21nfsd21:06:260
1449099199115,0cyclictest6813-21runrttasks22:55:210
144909919871,0cyclictest0-21swapper19:05:130
1449099198124,0cyclictest23265-21cpu22:10:190
1449099198117,0cyclictest20837-21grep23:35:150
1449099197120,0cyclictest3355-21runrttasks23:05:130
1449099197118,0cyclictest22404-21awk19:00:540
1449099196117,0cyclictest3355-21runrttasks20:48:470
13455219640,0sleep013485-21nfs_client18:35:050
1449099195124,0cyclictest22489-21nfs_client20:35:510
1449099195117,0cyclictest1946-21df_inode21:10:090
1449099195115,0cyclictest22189-21expr22:06:240
1449099194141,0cyclictest19215-21latency_hist21:59:250
1449099194116,0cyclictest3355-21runrttasks18:40:560
1449099194116,0cyclictest13331-21grep21:41:220
1449099194114,0cyclictest3355-21runrttasks19:43:390
1449099194113,0cyclictest3826-21python21:15:120
1449099193117,0cyclictest7854-21grep19:54:180
1449099193117,0cyclictest11523-21wc21:36:150
1449099193115,0cyclictest3355-21runrttasks19:15:200
1449099193114,0cyclictest16778-21cron23:24:130
1449099193111,0cyclictest9800-21snmpd19:10:070
1449099193111,0cyclictest21290-21fschecks_count20:31:460
1449099192116,0cyclictest27195-21awk22:20:570
1449099192113,0cyclictest18820-21aten2.4_r8power18:50:480
1449099192111,0cyclictest19215-21cron21:59:130
1449099191119,0cyclictest9296-21fschecks_time23:01:390
1449099191115,0cyclictest1594-21jbd2/hda3-818:45:530
1449099191114,0cyclictest975-21munin-node22:39:250
1449099191114,0cyclictest3355-21runrttasks19:24:380
1449099191114,0cyclictest1594-21jbd2/hda3-823:14:240
1449099191113,0cyclictest3355-21runrttasks22:14:500
1449099191112,0cyclictest3355-21runrttasks22:30:110
1449099191112,0cyclictest26966-21latency_hist23:54:200
1449099191111,0cyclictest32060-21sed22:35:090
1449099191109,0cyclictest9800-21snmpd18:54:370
1449099190111,0cyclictest3355-21runrttasks22:54:180
1449099190108,0cyclictest4377-21chrt22:48:440
1449099189113,0cyclictest27131-21chrt20:49:400
1449099189112,0cyclictest8371-21df_abs19:55:210
1449099189109,0cyclictest3355-21runrttasks20:40:450
1449099188111,0cyclictest4767-21df19:44:450
1449099188105,0cyclictest3355-21runrttasks20:54:510
1449099187113,0cyclictest5748-21aten2.4_r8power21:20:250
1449099186109,0cyclictest11142-21seq20:04:240
1449099185115,0cyclictest9800-21snmpd19:35:530
1449099185107,0cyclictest28693-21wc00:01:140
1449099181105,0cyclictest27214-21sshd23:55:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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