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2025-05-13 - 02:29
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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 Mon May 12, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
216759926168,0cyclictest22407-21aten2.4-expect08:47:320
216759926081,0cyclictest1594-21jbd2/hda3-810:26:120
216759925882,0cyclictest1594-21jbd2/hda3-811:41:150
216759925469,0cyclictest6436-21aten2.4_r8power12:07:240
216759925177,0cyclictest9800-21snmpd09:36:390
216759925175,0cyclictest5324-21tune2fs12:03:320
216759925174,0cyclictest17498-21grep10:56:540
216759925174,0cyclictest1594-21jbd2/hda3-807:21:160
216759925076,0cyclictest26297-21head11:27:280
216759924975,0cyclictest1594-21jbd2/hda3-810:16:040
216759924971,0cyclictest31243-21grep11:42:490
216759924779,0cyclictest29810-21which09:16:160
216759924775,0cyclictest2894-21syslogd09:51:010
216759924768,0cyclictest27290-21cron07:11:020
216759924672,0cyclictest1594-21jbd2/hda3-809:56:110
216759924671,0cyclictest24569-21cut11:22:370
216759924661,0cyclictest24688-21df_inode07:02:030
216759924570,0cyclictest7816-21awk09:58:270
216759924562,0cyclictest32212-21sort07:26:170
216759924475,0cyclictest15171-21munin-run10:41:070
216759924468,0cyclictest15200-21telnet08:21:510
216759924463,0cyclictest1594-21jbd2/hda3-808:36:160
216759924355,0cyclictest0-21swapper08:55:470
216759924267,0cyclictest6200-21df_inode07:46:560
216759924255,0cyclictest20195-21df11:06:380
216759924178,0cyclictest1594-21jbd2/hda3-808:31:540
216759924176,0cyclictest1594-21jbd2/hda3-812:00:180
216759924174,0cyclictest1967-21cat07:33:090
216759924171,0cyclictest13722-21tr08:16:280
216759924170,0cyclictest1-21init10:04:440
216759924169,0cyclictest23371-21grep06:56:530
216759924075,0cyclictest32240-21grep11:46:190
216759924072,0cyclictest27597-21awk09:06:590
216759924069,0cyclictest3355-21runrttasks12:11:110
216759923971,0cyclictest10509-21sed10:16:400
216759923965,0cyclictest9046-21sed12:17:240
216759923875,0cyclictest3355-21runrttasks11:52:590
216759923874,0cyclictest19110-21nfs_client11:02:540
216759923873,0cyclictest31771-21cut09:22:410
216759923868,0cyclictest3355-21runrttasks09:01:110
216759923867,0cyclictest0-21swapper11:32:350
216759923773,0cyclictest7541-21df_inode07:52:010
216759923671,0cyclictest1594-21jbd2/hda3-806:51:440
216759923664,0cyclictest31162-21aten2.4_r8power07:22:370
216759923577,0cyclictest27387-21latency_hist07:11:120
216759923570,0cyclictest20081-21telnet08:41:280
216759923568,0cyclictest9621-21cron08:01:020
216759923474,0cyclictest4762-21latency_hist09:41:170
216759923377,0cyclictest29712-21latency_hist09:16:070
216759923374,0cyclictest3355-21runrttasks11:14:080
216759923372,0cyclictest5300-21fschecks_time07:43:350
216759923371,0cyclictest16911-21aten2.4_r8power08:26:430
216759923370,0cyclictest1777-21mailstats09:31:290
216759923245,0cyclictest3204-21sendmail-mta09:31:060
216759923171,0cyclictest3355-21runrttasks10:41:440
216759923074,0cyclictest1594-21jbd2/hda3-808:01:170
216759923071,0cyclictest23797-21sendmail11:21:040
216759923068,0cyclictest13165-21awk08:12:510
216759922773,0cyclictest13164-21runrttasks10:33:420
216759922569,0cyclictest11708-21telnet08:07:290
216759922372,0cyclictest1594-21jbd2/hda3-807:36:150
216759922268,0cyclictest1594-21jbd2/hda3-809:01:230
216759921831,0cyclictest0-21swapper10:21:350
216759921669,0cyclictest15927-21runrttasks10:46:140
20810221639,0sleep020830-21latency06:47:000
216759921030,0cyclictest0-21swapper10:53:590
216759920868,0cyclictest0-21swapper10:06:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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