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2026-10-20 - 00:38

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack8slot7s.osadl.org (updated Mon Oct 19, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2611992019,1cyclictest62650irq/125-lan12:39:371
2611991919,0cyclictest62650irq/125-lan10:39:251
2611991918,1cyclictest62650irq/125-lan12:25:161
2611991918,1cyclictest62650irq/125-lan11:50:251
2611991918,1cyclictest62650irq/125-lan11:26:151
2611991918,1cyclictest62650irq/125-lan11:10:131
2611991918,1cyclictest62650irq/125-lan11:01:311
2611991918,1cyclictest62650irq/125-lan10:43:471
2611991918,1cyclictest62650irq/125-lan10:22:541
2611991918,1cyclictest62650irq/125-lan10:05:271
2611991918,1cyclictest62650irq/125-lan09:45:211
2611991918,1cyclictest62650irq/125-lan09:40:461
2611991918,1cyclictest62650irq/125-lan09:39:571
2611991918,1cyclictest62650irq/125-lan09:22:191
2611991818,0cyclictest62650irq/125-lan12:03:071
2611991818,0cyclictest62650irq/125-lan11:57:591
2611991818,0cyclictest62650irq/125-lan11:33:371
2611991818,0cyclictest62650irq/125-lan10:48:091
2611991818,0cyclictest62650irq/125-lan10:31:131
2611991818,0cyclictest62650irq/125-lan10:15:441
2611991818,0cyclictest62650irq/125-lan10:13:121
2611991818,0cyclictest62650irq/125-lan09:25:371
2611991818,0cyclictest62650irq/125-lan09:12:371
2611991817,1cyclictest62650irq/125-lan12:11:311
2611991817,1cyclictest62650irq/125-lan12:05:011
2611991817,1cyclictest62650irq/125-lan11:45:081
2611991817,1cyclictest62650irq/125-lan11:39:051
2611991817,1cyclictest62650irq/125-lan11:21:071
2611991817,1cyclictest62650irq/125-lan11:18:391
2611991817,1cyclictest62650irq/125-lan11:05:031
2611991817,1cyclictest62650irq/125-lan10:52:581
2611991817,1cyclictest62650irq/125-lan10:00:561
2611991817,1cyclictest62650irq/125-lan09:58:081
2611991817,1cyclictest62650irq/125-lan09:30:131
2611991817,1cyclictest62650irq/125-lan09:15:191
2611991817,1cyclictest62650irq/125-lan09:04:391
2611991817,1cyclictest62650irq/125-lan08:57:051
2611991817,1cyclictest62650irq/125-lan08:52:431
2611991817,1cyclictest62650irq/125-lan08:27:171
2611991817,1cyclictest62650irq/125-lan07:49:111
2611991817,1cyclictest62650irq/125-lan07:37:021
2611991817,1cyclictest62650irq/125-lan07:12:111
2611991717,0cyclictest62650irq/125-lan10:28:531
2611991717,0cyclictest62650irq/125-lan08:35:431
2611991717,0cyclictest62650irq/125-lan08:16:471
2611991717,0cyclictest62650irq/125-lan07:59:181
2611991716,1cyclictest62650irq/125-lan12:30:501
2611991716,1cyclictest62650irq/125-lan12:20:181
2611991716,1cyclictest62650irq/125-lan12:16:251
2611991716,1cyclictest62650irq/125-lan11:40:011
2611991716,1cyclictest62650irq/125-lan10:57:301
2611991716,1cyclictest62650irq/125-lan09:50:161
2611991716,1cyclictest62650irq/125-lan08:33:271
2611991716,1cyclictest62650irq/125-lan08:10:321
2611991716,1cyclictest62650irq/125-lan08:07:311
2611991716,1cyclictest62650irq/125-lan07:30:171
2611991716,1cyclictest62650irq/125-lan07:26:091
2611991616,0cyclictest62650irq/125-lan08:45:191
2611991615,1cyclictest62650irq/125-lan08:40:121
2611991615,1cyclictest62650irq/125-lan08:20:171
2611991615,1cyclictest62650irq/125-lan07:52:081
2611991615,1cyclictest62650irq/125-lan07:24:561
2611991615,1cyclictest62650irq/125-lan07:24:561
2611991615,1cyclictest62650irq/125-lan07:15:201
2611991515,0cyclictest62650irq/125-lan09:05:221
2611991514,1cyclictest62650irq/125-lan07:41:411
2609991414,0cyclictest286-21hwrng09:38:120
2611991312,1cyclictest62650irq/125-lan08:00:161
2609991313,0cyclictest286-21hwrng11:07:180
2609991211,1cyclictest286-21hwrng10:33:310
2609991111,0cyclictest286-21hwrng12:23:040
2609991010,0cyclictest286-21hwrng12:35:220
2609991010,0cyclictest286-21hwrng10:36:340
2609991010,0cyclictest286-21hwrng10:20:110
2609991010,0cyclictest286-21hwrng09:40:150
26099998,1cyclictest734-21snmpd10:07:210
26099998,1cyclictest734-21snmpd08:37:030
26099997,1cyclictest734-21snmpd11:13:240
26099996,2cyclictest734-21snmpd07:12:510
26099988,0cyclictest734-21snmpd12:31:130
26099988,0cyclictest734-21snmpd08:34:390
26099988,0cyclictest732-21lldpd09:32:220
26099988,0cyclictest732-21lldpd09:28:040
26099988,0cyclictest286-21hwrng12:15:540
26099988,0cyclictest286-21hwrng12:05:410
26099988,0cyclictest286-21hwrng11:57:290
26099988,0cyclictest286-21hwrng10:50:550
26099988,0cyclictest286-21hwrng07:50:410
26099988,0cyclictest286-21hwrng07:41:290
26099988,0cyclictest286-21hwrng07:37:230
26099987,1cyclictest734-21snmpd12:26:550
26099987,1cyclictest734-21snmpd12:12:450
26099987,1cyclictest734-21snmpd11:44:000
26099987,1cyclictest734-21snmpd11:19:540
26099987,1cyclictest734-21snmpd10:59:250
26099987,1cyclictest734-21snmpd10:49:430
26099987,1cyclictest734-21snmpd10:25:030
26099987,1cyclictest734-21snmpd10:15:360
26099987,1cyclictest734-21snmpd10:11:120
26099987,1cyclictest734-21snmpd08:24:240
26099987,1cyclictest734-21snmpd08:08:170
26099987,1cyclictest28330-21proc_pri09:55:210
26099987,1cyclictest26601-21ntp_kernel_err09:20:160
26099987,1cyclictest16506-21fschecks_time09:10:130
26099986,2cyclictest734-21snmpd09:46:020
26099986,2cyclictest734-21snmpd07:20:100
26099986,2cyclictest734-21snmpd07:20:100
26099977,0cyclictest734-21snmpd09:07:230
26099977,0cyclictest734-21snmpd07:27:010
26099977,0cyclictest286-21hwrng11:45:110
26099977,0cyclictest286-21hwrng11:35:580
26099977,0cyclictest286-21hwrng11:31:520
26099977,0cyclictest286-21hwrng11:01:090
26099977,0cyclictest286-21hwrng09:53:350
26099977,0cyclictest286-21hwrng09:15:410
26099977,0cyclictest286-21hwrng08:26:330
26099977,0cyclictest286-21hwrng08:02:590
26099977,0cyclictest286-21hwrng07:58:530
26099977,0cyclictest286-21hwrng07:46:360
26099977,0cyclictest286-21hwrng07:16:540
26099976,1cyclictest732-21lldpd10:04:440
26099976,1cyclictest708-21ntpd11:26:410
26099975,2cyclictest5809-21ntp_kernel_pll_08:40:160
26099975,2cyclictest151ktimers/008:15:170
26099975,2cyclictest10498-21cat07:30:140
26099966,0cyclictest286-21hwrng11:50:180
26099966,0cyclictest286-21hwrng08:51:060
26099966,0cyclictest286-21hwrng08:47:010
26099965,1cyclictest501-21in:imuxsock10:41:150
26099965,1cyclictest21175-21timerandwakeup12:00:210
26099965,1cyclictest13780-21ntp_kernel_pll_11:20:180
26099954,1cyclictest708-21ntpd09:00:490
26099953,2cyclictest505-21rs:main0
26099953,2cyclictest25881-21sort08:10:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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