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qm: emulated devices: mention that virtio devices are better maintained

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Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
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Fiona Ebner 2023-02-17 17:08:35 +01:00 committed by Thomas Lamprecht
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commit 0677f4cc12
1 changed files with 6 additions and 6 deletions
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@ -80,12 +80,12 @@ controller, a paravirtualized network card, a paravirtualized serial port,
a paravirtualized SCSI controller, etc ... a paravirtualized SCSI controller, etc ...
It is highly recommended to use the virtio devices whenever you can, as they It is highly recommended to use the virtio devices whenever you can, as they
provide a big performance improvement. Using the virtio generic disk controller provide a big performance improvement and are generally better maintained. Using
versus an emulated IDE controller will double the sequential write throughput, the virtio generic disk controller versus an emulated IDE controller will double
as measured with `bonnie++(8)`. Using the virtio network interface can deliver the sequential write throughput, as measured with `bonnie++(8)`. Using the
up to three times the throughput of an emulated Intel E1000 network card, as virtio network interface can deliver up to three times the throughput of an
measured with `iperf(1)`. footnote:[See this benchmark on the KVM wiki emulated Intel E1000 network card, as measured with `iperf(1)`. footnote:[See
https://www.linux-kvm.org/page/Using_VirtIO_NIC] this benchmark on the KVM wiki https://www.linux-kvm.org/page/Using_VirtIO_NIC]
[[qm_virtual_machines_settings]] [[qm_virtual_machines_settings]]