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2025-07-12 - 08:08
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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 Sat Jul 12, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
98859925271,0cyclictest0-21swapper22:29:200
98859924962,0cyclictest13107-21fschecks_time23:35:050
98859924899,0cyclictest5248-21smartctl20:05:000
98859924780,0cyclictest3355-21runrttasks20:53:160
98859924669,0cyclictest3751-21telnet21:33:330
98859924578,0cyclictest2319-21grep19:58:030
98859924577,0cyclictest11962-21cut20:24:240
98859924487,0cyclictest13634-21munin-node23:37:580
98859923979,0cyclictest29662-21df19:43:230
98859923837,0cyclictest31197-21munin-node19:47:560
98859923563,0cyclictest3355-21runrttasks19:28:090
98859923333,0cyclictest11273-21hddtemp_smartct23:30:000
98859922773,0cyclictest0-21swapper19:08:280
98859922735,0cyclictest6181-21munin-node23:14:340
98859922632,0cyclictest18506-21munin-run23:52:460
98859922555,0cyclictest107082chrt18:49:150
98859922554,0cyclictest23109-21awk19:24:220
98859922553,0cyclictest0-21swapper22:24:090
98859922533,0cyclictest28314-21cut19:39:060
98859922235,0cyclictest884-21python19:53:390
98859922070,0cyclictest32688-21awk21:23:380
98859921934,0cyclictest14688-21smartctl19:00:000
98859921933,0cyclictest31814-21perl22:54:580
98859921735,0cyclictest30050-21perl22:50:000
98859921632,0cyclictest14803-21memory22:04:110
988599201122,0cyclictest9800-21snmpd23:00:350
988599197117,0cyclictest3355-21runrttasks20:32:380
988599195119,0cyclictest3355-21runrttasks20:36:570
988599195117,0cyclictest25697-21sendmail_mailtr00:12:570
988599195115,0cyclictest9800-21snmpd21:38:330
988599194112,0cyclictest15205-21munin-node23:42:560
988599193119,0cyclictest3355-21runrttasks22:18:090
988599193109,0cyclictest8787-21munin-node21:48:110
988599192115,0cyclictest9800-21snmpd19:16:080
988599192115,0cyclictest21205-21awk23:59:270
988599192111,0cyclictest25326-21mailstats22:38:010
2626501920,0irq/5-eth08423-21df_inode18:43:120
988599191113,0cyclictest4410-21sed23:09:300
988599191111,0cyclictest19981-21cut23:55:170
988599190116,0cyclictest28781-21grep21:12:520
988599190115,0cyclictest8374-21chrt20:14:190
988599190113,0cyclictest23284-21nfsd00:04:520
988599190107,0cyclictest3355-21runrttasks21:03:160
988599190107,0cyclictest26161-21telnet19:33:290
988599189114,0cyclictest7318-21df_inode21:43:320
988599189114,0cyclictest6982-21cut20:09:500
988599188110,0cyclictest12238-21sendmail-msp21:57:510
988599188109,0cyclictest9800-21snmpd21:15:050
988599188109,0cyclictest20848-21aten2.4_r8power19:18:280
988599188108,0cyclictest19559-21grep20:45:130
988599187111,0cyclictest13100-21fschecks_count18:55:140
988599187110,0cyclictest9971-21tail20:18:580
988599187109,0cyclictest23686-21ntp_states22:33:130
988599187106,0cyclictest3355-21runrttasks21:58:170
988599187105,0cyclictest16342-21cut19:04:450
988599185110,0cyclictest7795-21nfs_client23:19:220
988599184136,0cyclictest15783-21smartctl22:08:410
988599184120,0cyclictest24141-21df00:08:230
988599184110,0cyclictest3355-21runrttasks23:27:310
988599184110,0cyclictest18034-21fschecks_count22:15:170
988599184109,0cyclictest31064-21df_abs21:18:560
988599184105,0cyclictest1698-21ls23:02:550
988599184104,0cyclictest3355-21runrttasks21:30:000
988599183132,0cyclictest24910-21fschecks_count21:00:190
988599183129,0cyclictest17788-21fschecks_count20:40:170
988599182108,0cyclictest27843-21awk22:44:180
988599181108,0cyclictest20815-21awk20:49:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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