This article assumes a KVM guest that runs from raw or qcow2 devices using emulated ide access. Since some time now, full virtualisation for block devices is available, facilitating the benefit of paravirtualisation. Benchmarked in bonnie++, the difference looks like this, revealing a way better performance of virtio:
Frustrierend: NFS ist leider immer noch am effektivsten
Sammlung von open source perfomance/stress tools
I think we’ve got a nice representative sampling overall, we’ve got Sandisk, Verbatim, PQI, Kingston, OCZ, Patriot, Ridata, Imation, HP, Adata,Corsair, Memorex, Super Talent, PNY and Transcend in this little roundup.
Speed up your internet experience by finding the best DNS servers available! namebench can utilize your web browser history, tcpdump output, or standardized datasets in order to provide an individualized recommendation. namebench is completely free and does not modify your system in any way. This project began as a 20% project at Google.