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| From: | John Snow |
| Subject: | Re: [Qemu-devel] Block format 'raw' does not support the option 'locking' when disable image locking with option locking=off |
| Date: | Tue, 31 Oct 2017 16:00:16 -0400 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
On 10/26/2017 03:18 AM, Changlimin wrote: > If the qcow2 file is created with preallocation=full, I think metadata will > not corrupt when it is shared between two vms? Snapshot is not required. > > Is this right? > You can only share images read-only in this way. If you are asking to share one qcow2 as r/w across two VMs, that's not going to work regardless of how you allocate them, or the image format you are using. --js > BR > Chang limin >
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