You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-15 - 22:23
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 100 highest latencies:
System rack3slot3.osadl.org (updated Tue Jul 15, 2025 12:46:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
128501030irq/42-ahci0-21swapper/207:09:444
2014050990irq/53-eth0-rx-0-21swapper/107:09:081
2014150950irq/54-eth0-tx-0-21swapper/707:05:309
1904129283sleep90-21swapper/907:05:5211
2014050890irq/53-eth0-rx-0-21swapper/507:07:407
2014050880irq/53-eth0-rx-0-21swapper/807:06:4410
1906228779sleep30-21swapper/307:06:105
1936527977sleep100-21swapper/1007:09:302
2014050690irq/53-eth0-rx-0-21swapper/407:05:106
1919526654sleep00-21swapper/007:07:560
1905725853sleep110-21swapper/1107:06:073
1902325753sleep60-21swapper/607:05:388
19504993517cyclictest0-21swapper/007:14:340
1955299310cyclictest0-21swapper/1110:30:103
19552993014cyclictest0-21swapper/1108:19:113
1950499290cyclictest0-21swapper/009:17:120
19504992711cyclictest0-21swapper/010:16:380
1950499220cyclictest0-21swapper/009:11:490
1955299205cyclictest0-21swapper/1108:22:013
1955299200cyclictest0-21swapper/1109:08:223
1955299190cyclictest27570-21sadc12:30:003
1955099192cyclictest0-21swapper/909:45:0111
1955099192cyclictest0-21swapper/909:45:0111
19504991918cyclictest0-21swapper/010:11:500
1950499190cyclictest0-21swapper/007:26:440
19551991816cyclictest5373-21snmp_rack3slot909:45:142
19551991816cyclictest5373-21snmp_rack3slot909:45:142
1955199181cyclictest2014050irq/53-eth0-rx-09:43:142
1955199181cyclictest2014050irq/53-eth0-rx-09:25:202
1955099181cyclictest0-21swapper/911:18:2011
1955099181cyclictest0-21swapper/909:00:1611
19540991816cyclictest19262-21qemu-kvm07:44:058
19540991816cyclictest19262-21qemu-kvm07:10:148
19539991816cyclictest19261-21qemu-kvm07:25:557
19504991817cyclictest0-21swapper/010:27:350
1955299170cyclictest0-21swapper/1110:30:003
1955199170cyclictest82212sleep1010:30:392
1955199170cyclictest74652sleep1009:03:412
1955199170cyclictest68802chrt08:16:482
1955199170cyclictest54512sleep1011:56:142
1955199170cyclictest305972sleep1011:46:592
1955199170cyclictest301412chrt11:01:192
1955199170cyclictest289292sleep1008:49:402
1955199170cyclictest28842sleep1007:29:072
1955199170cyclictest273662sleep1008:00:232
1955199170cyclictest247452sleep1007:58:582
1955199170cyclictest219922sleep1009:22:202
1955199170cyclictest213692sleep1007:10:172
1955199170cyclictest2014150irq/54-eth0-tx-09:05:162
1955199170cyclictest2014050irq/53-eth0-rx-12:20:212
1955199170cyclictest2014050irq/53-eth0-rx-12:19:352
1955199170cyclictest2014050irq/53-eth0-rx-10:15:332
1955199170cyclictest2014050irq/53-eth0-rx-09:34:202
1955199170cyclictest2014050irq/53-eth0-rx-08:55:182
1955199170cyclictest2014050irq/53-eth0-rx-07:20:162
1955199170cyclictest197822sleep1011:33:462
1955199170cyclictest192022sleep1010:46:412
1955199170cyclictest189772sleep1010:05:022
1955199170cyclictest188672sleep1010:03:252
1955199170cyclictest188672sleep1010:03:242
1955199170cyclictest16802sleep1010:25:022
1955199170cyclictest160682sleep1011:27:482
1955199170cyclictest152142sleep1009:58:352
1955199170cyclictest143332sleep1008:29:142
1955199170cyclictest12850irq/42-ahci11:20:202
1955199170cyclictest12850irq/42-ahci08:08:272
1955199170cyclictest107532chrt09:50:242
1955199170cyclictest106072sleep1008:23:012
1955099179cyclictest0-21swapper/912:05:2211
19550991715cyclictest4594-21chrt10:25:5011
19550991715cyclictest3251-21chrt08:11:5811
19550991715cyclictest30641-21chrt11:47:3411
1955099171cyclictest0-21swapper/911:30:1311
1955099170cyclictest0-21swapper/908:20:2211
1954699173cyclictest0-21swapper/710:27:149
1954699172cyclictest0-21swapper/707:39:239
19540991716cyclictest32036-21qemu-kvm08:20:158
19540991716cyclictest19262-21qemu-kvm07:39:028
19540991715cyclictest7636-21python10:30:248
19540991715cyclictest25834-21python10:55:288
19540991715cyclictest20275-21python07:50:258
19540991715cyclictest19261-21qemu-kvm07:34:008
19539991715cyclictest19262-21qemu-kvm07:12:247
1955199160cyclictest18252sleep1011:52:252
1955099169cyclictest0-21swapper/912:20:2011
1955099169cyclictest0-21swapper/907:30:1411
1955099168cyclictest2014050irq/53-eth0-rx-10:37:5611
1955099163cyclictest0-21swapper/908:53:5111
1955099162cyclictest0-21swapper/910:48:3111
1955099162cyclictest0-21swapper/910:34:4511
1955099162cyclictest0-21swapper/907:48:2311
19550991615cyclictest9141-1kworker/9:2H08:08:4311
19550991615cyclictest0-21swapper/910:50:1711
19550991615cyclictest0-21swapper/910:10:2111
19550991615cyclictest0-21swapper/909:09:2111
19550991615cyclictest0-21swapper/907:19:1711
1955099160cyclictest0-21swapper/911:13:0011
1954699164cyclictest0-21swapper/710:50:029
1954699162cyclictest0-21swapper/710:18:459
19540991615cyclictest19262-21qemu-kvm07:15:178
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional