From: Paolo Bonzini <pbonzini@redhat.com>
To: Min Du <min.du.email@gmail.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: Question about using "qemu-kvm" to create vm including "-mem-path"
Date: Wed, 10 Sep 2014 10:04:17 +0200 [thread overview]
Message-ID: <54100601.4030009@redhat.com> (raw)
In-Reply-To: <38CC6489-C5F5-4210-9ACC-BD552D50B988@gmail.com>
Il 10/09/2014 01:54, Min Du ha scritto:
> However if I add "root=/dev/vda1" in the command to create vm, which
> looks like "-append root=/dev/vda1 console=ttyS0" in command line, then
> "-mem-path /hugetlbfs" doesn't work:
> [root@mind domain]# tail /proc/meminfo
> VmallocChunk: 34359481380 kB
> HardwareCorrupted: 0 kB
> AnonHugePages: 1390592 kB
> HugePages_Total: 512
> HugePages_Free: 512
> HugePages_Rsvd: 0
> HugePages_Surp: 0
> Hugepagesize: 2048 kB
> DirectMap4k: 6144 kB
> DirectMap2M: 12552192 kB
>
> Does anyone know how does "root=/dev/vda1" conflict with hugepages
> and how do I use both of them to create a VM? I am actually using an xml
> file to create VM, and those commands I mentioned above are shown in "ps
> aux | grep qemu".
There should be no conflict. Try reproducing with a more recent version
of QEMU.
Paolo
prev parent reply other threads:[~2014-09-10 8:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-09 23:54 Question about using "qemu-kvm" to create vm including "-mem-path" Min Du
2014-09-10 8:04 ` Paolo Bonzini [this message]
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