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2025-09-18 - 19:06
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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 Thu Sep 18, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304399923835,0cyclictest26090-21seq11:16:170
304399923675,0cyclictest17079-21fschecks_count07:36:260
304399923567,0cyclictest11926-21grep09:01:280
304399923260,0cyclictest3355-21runrttasks08:04:530
304399923080,0cyclictest17743-21munin-node10:55:060
304399922978,0cyclictest3355-21runrttasks10:48:280
304399922972,0cyclictest27794-21df_inode09:49:380
304399922774,0cyclictest612-21basename10:05:010
304399922674,0cyclictest5463-21aten2.4_r8power10:19:060
304399922674,0cyclictest3355-21runrttasks09:13:510
304399922669,0cyclictest26983-21df_inode11:19:430
304399922660,0cyclictest3355-21runrttasks11:59:120
304399922658,0cyclictest5982-21nfs_client08:45:260
304399922656,0cyclictest29626-21tune2fs11:26:100
304399922652,0cyclictest101rcuc/008:34:360
304399922648,0cyclictest24380-21df09:39:280
304399922566,0cyclictest29058-21df08:19:280
304399922560,0cyclictest8657-21idleruntime-cro08:53:510
304399922466,0cyclictest13601-21fschecks_count09:06:290
304399922454,0cyclictest3355-21runrttasks11:29:380
304399922378,0cyclictest21690-21aten2.4-expect07:54:370
304399922371,0cyclictest19886-21zcat09:25:010
304399922370,0cyclictest1-21init09:22:340
304399922365,0cyclictest653-21perl11:36:100
304399922359,0cyclictest3185-21df11:44:240
304399922354,0cyclictest3355-21runrttasks12:12:260
304399922335,0cyclictest8017-21kernelversion10:25:350
304399922273,0cyclictest16347-21df_abs09:15:040
304399922268,0cyclictest11087-21df_inode10:34:480
304399922267,0cyclictest1023-21nfsd08:31:030
304399922265,0cyclictest9800-21snmpd11:02:170
304399922251,0cyclictest22682-21aten2.4_r8power09:34:380
304399922177,0cyclictest15161-21smartctl07:31:110
304399922176,0cyclictest25841-21seq08:09:090
304399922170,0cyclictest31882-21chrt08:26:190
304399922165,0cyclictest16074-21telnet10:49:090
304399922076,0cyclictest7410-21df_abs07:09:560
304399922073,0cyclictest13068-21runrttasks10:40:070
304399922072,0cyclictest9800-21snmpd08:15:280
304399922070,0cyclictest29020-21latency_hist09:54:050
304399922067,0cyclictest24012-21cat11:10:460
304399922033,0cyclictest4297-21aten2.4_r8power10:15:130
304399922030,0cyclictest23903-21idleruntime-cro08:03:510
304399921969,0cyclictest5259-21df_abs11:49:540
304399921968,0cyclictest3668-21df08:39:290
304399921966,0cyclictest21189-21telnet09:29:100
304399921933,0cyclictest13469-21fschecks_time07:26:150
304399921877,0cyclictest30854-21sh09:59:090
304399921875,0cyclictest10177-21tune2fs10:31:150
304399921871,0cyclictest4754-21grep07:01:240
304399921870,0cyclictest1647-21mailstats06:54:100
304399921868,0cyclictest8868-21df07:14:280
304399921867,0cyclictest18186-21telnet07:40:140
304399921837,0cyclictest10078-21cut08:56:290
304399921771,0cyclictest32370-21telnet06:49:100
304399921755,0cyclictest1832-21munin-node10:09:080
304399921670,0cyclictest10155-21aten2.4_r8power12:04:060
304399921669,0cyclictest22374-21grep11:05:550
304399921669,0cyclictest20448-21seq07:49:410
304399921635,0cyclictest18836-21mailstats07:44:050
304399921569,0cyclictest31046-21df_abs06:44:570
304399921553,0cyclictest26615-21basename09:45:150
304399921545,0cyclictest11278-21nfs_client07:20:310
304399921464,0cyclictest5161-21latency_hist07:04:010
304399921340,0cyclictest2106-21cut11:40:400
304399921275,0cyclictest7845-21fschecks_time11:56:190
304399921273,0cyclictest30469-21latency_hist06:43:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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