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2025-12-05 - 18:52
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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 792 highest latencies:
System rack8slot1.osadl.org (updated Fri Dec 05, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
188709924366,0cyclictest10911-21wc11:49:280
188709924169,0cyclictest15891-21grep10:31:040
188709924055,0cyclictest3121-21sshd07:44:470
188709923872,0cyclictest25208-21uniq10:56:390
188709923872,0cyclictest1594-21jbd2/hda3-810:24:180
188709923868,0cyclictest22094-21latency_hist10:49:300
188709923859,0cyclictest30140-21timerandwakeup11:11:080
188709923768,0cyclictest3355-21runrttasks09:55:060
188709923766,0cyclictest20185-21df_inode09:05:080
188709923664,0cyclictest32008-21unixbench_singl09:40:300
188709923663,0cyclictest3121-21sshd07:40:480
188709923569,0cyclictest6765-21aten2.4_r8power10:00:390
188709923568,0cyclictest8923-21sort10:09:270
188709923567,0cyclictest3355-21runrttasks12:04:540
188709923567,0cyclictest2001-21grep09:46:360
188709923567,0cyclictest16861-21sendmail_mailst10:34:390
188709923563,0cyclictest17528-21fschecks_time08:56:320
188709923559,0cyclictest3355-21runrttasks06:44:470
188709923467,0cyclictest18703-21df10:39:490
188709923466,0cyclictest3355-21runrttasks09:49:480
188709923465,0cyclictest5241-21df_inode08:10:150
188709923464,0cyclictest3355-21runrttasks07:29:470
188709923460,0cyclictest11884-21grep10:16:250
188709923430,0cyclictest20539-21seq06:44:250
188709923369,0cyclictest18233-21if_eth008:59:460
188709923369,0cyclictest14016-21fschecks_count11:56:390
188709923368,0cyclictest22485-21unixbench_singl06:55:320
188709923367,0cyclictest3355-21runrttasks07:39:240
188709923366,0cyclictest4169-21latency_hist08:04:260
188709923362,0cyclictest24482-21runrttasks07:05:500
188709923272,0cyclictest3355-21runrttasks11:09:080
188709923269,0cyclictest3355-21runrttasks11:39:570
188709923269,0cyclictest3355-21runrttasks10:49:160
188709923268,0cyclictest13470-21aten2.4_r8power08:45:390
188709923267,0cyclictest28429-21grep07:25:090
188709923263,0cyclictest27121-21awk09:25:080
188709923172,0cyclictest3355-21runrttasks06:51:430
188709923170,0cyclictest3355-21runrttasks07:51:590
188709923166,0cyclictest3355-21runrttasks07:59:030
188709923165,0cyclictest26035-21nfsd07:11:240
188709923164,0cyclictest988-21nfs_client11:20:450
188709923164,0cyclictest3355-21runrttasks11:24:330
188709923162,0cyclictest3355-21runrttasks08:50:260
188709923160,0cyclictest15528-21wc12:01:150
188709923158,0cyclictest11900-21tr08:41:030
188709923147,0cyclictest3121-21sshd09:20:470
188709923071,0cyclictest3355-21runrttasks07:20:190
188709923069,0cyclictest3355-21runrttasks11:53:240
188709923069,0cyclictest3355-21runrttasks06:59:300
188709923068,0cyclictest9800-21snmpd08:15:060
188709923066,0cyclictest30844-21fschecks_time09:36:310
188709923066,0cyclictest27885-21munin-node09:30:470
188709922972,0cyclictest3355-21runrttasks09:18:100
188709922969,0cyclictest22112-21aten2.4-expect09:10:400
188709922961,0cyclictest3355-21runrttasks10:24:320
188709922961,0cyclictest0-21swapper08:23:010
188709922960,0cyclictest3121-21sshd11:17:470
188709922868,0cyclictest3355-21runrttasks08:35:420
188709922867,0cyclictest3355-21runrttasks11:02:440
188709922866,0cyclictest3355-21runrttasks07:19:140
188709922863,0cyclictest9384-21cpu10:10:190
188709922863,0cyclictest4026-21df11:29:510
188709922860,0cyclictest4180-21runrttasks08:04:260
188709922767,0cyclictest3355-21runrttasks08:28:050
188709922764,0cyclictest3355-21runrttasks08:29:540
188709922558,0cyclictest5944-21runrttasks11:35:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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