thanks for your reply it looks like I stepped in and in fact the total number of cores for the VM was less than I was trying to pin
чт, 5 сент. 2024 г. в 16:32, Marcos Sungaila <marcos.sunga...@oracle.com>: > Hi, > > > > You disabled "Count Threads As Cores" so you need extra steps to identify > which cores you can pin. > > > > You can check your CPU cores availability using the lscpu command, look: > > # lscpu | grep -e NUMA -e ^CPU\(s\) > > CPU(s): 72 > > NUMA node0 CPU(s): 0-17,36-53 > > NUMA node1 CPU(s): 18-35,54-71 > > The previous command lists physical cores and threads. > > > > The following command shows you logical cores running on a physical core: > > # grep -e "processor" -e "physical id" -e "core id" /proc/cpuinfo | grep > -E -A1 -B1 "physical id.*0$" | grep -E -B 2 "core id.* 0$" > > processor : 0 <-- physical core 0 on socket 0 > > physical id : 0 > > core id : 0 > > -- > > processor : 36 <-- second thread on physical core 0 on socket 0 > > physical id : 0 > > core id : 0 > > > > I hope it can help you troubleshoot your scenario. > > > > Marcos > > > > *From:* parallax <dd432...@gmail.com> > *Sent:* Sunday, July 28, 2024 6:25 AM > *To:* users <users@ovirt.org> > *Subject:* [External] : [ovirt-users] cpu pinning validation failed - > virtual cpu does not exist in vm > > > > server with two Gold 6346 > > this message appears when trying pin any cores after 14 core: > > 16#16_17#17_18#18_19#19_20#20_21#21_22#22 > > "cpu pinning validation failed - virtual cpu does not exist in vm" > > > > "Count Threads As Cores" is disabled > > pinning cores from 9 to 15 goes well > 0#0_1#1_2#2_3#3_4#4_5#5_6#6_7#7_8#8_9#9_10#10_11#11 >
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