Questions tagged [vcpu]
The vcpu tag has no usage guidance.
13
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Spread IPsec decryption over multiple CPUs
All IPsec traffic being decrypted is processed on a single CPU, despite having multiple IPsec tunnels (SAs.) How can I get the load shared across multiple CPUs?
I'm running Strongswan IPsec on Ubuntu ...
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Will More vCPU's and RAM Help Protect Against Some Smaller Scale DDoS Attacks?
Obviously having more vCPU's (virtual CPU's) and more RAM by them self won't be able to alone help stop and/or prevent a DDoS attack, but let's say after a DDoS attack is finished and/or slowing down ...
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Configuring a 1-to-1 allocation of virtual processors
I have a question regarding a recommendation for setting up vCPU on a hyper-v virtual server. Documentation for the application states "For best performance, configure a 1-to-1 allocation of virtual ...
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processor type differences between elasticache instance types , will all instances suffer the same way?
This may sound like yet another, "what is a vcpu" or "should I use elasticache, remember its single threaded!!" question --- but I think this asks a question unanswered.
redis is single threaded, ...
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Performance on Pinned CPU cores versus automatically managed?
I have a XenServer 7.5 environment where I'm running a single Windows VM with 16 total vCPU's. My server has dual Xeon E5-2620v4 CPU's with 8cores/16threads each clocked at 2.1GHz nominal and a Max ...
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Analyze single CPUs activities instead of sum of total CPU for what is usefull for?
I'm building a monitor to track down all Linux /proc data that can be usefull to understand how the server is behaving. Still I cannot understand if I should track every single CPU (and in a virtual ...
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Optimizing CPU and Memory use on Multi-socket NUMA server
I am building a server that will be used by interns in my company to connect to and perform some tasks. The server is running AlmaLinux 9 and using KVM to run Windows 11 guests.
The server has 2 CPU ...
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QEMU load average vs cpu count
When I configure more CPU cores, the load average in my Guest OS as shown by top also increases linearly.
I'm trying to understand why this happens, because I expected either the opposite or at least ...
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How to load one physical CPU in a system with virtual cores?
I have an AMD processor with 4 physical cores and SMT enabled. Because of the latter, I see 8 virtual cores in a Linux box.
For example, stress command can spawn a number of workers spinning on sqrt()....
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VMWare Physical CPU to vCPU
We have VMWare hosts with 2 cpus each (that are hyperthreading). We freed up some licensing (2 core licenses) for SQL server and want to upgrade from 4 to 6 cores.
From my understanding, for SQL ...
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CPU & Memory Reservation in vSphere & Numa concept
by googling/studying vSphere documentation I have found the possibility to use "Reservation" concept in vSphere.
What it is not clear to me is : CPU and Memory reservations are configured separately ...
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XenServer 6.2 VM Performance (SSD, RAID-10, Quad-core)
Greetings everyone :) My configuration is the following:
HP C3000 tower enclosure
1st HP Proliant BL460 G1 quad core xeon 2.66GHz 12MB L2 cache, 24GB RAM, BIOS I15 5/2/2011
partnered with HP ...
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VPS Server shoots to 900% CPU Utilisation for 10 to 15 minutes
I've just taken a VPS Server with Assured 1 core AMD opetron and burstable to 8 cores. RAM is 5 GB
Average Usage so far been around 1 Cpu, but at a point of time - when checked through monitoring - ...