On Fri, Nov 20, 2020 at 4:45 PM Bryn M. Reeves <[email protected]> wrote:
> What type of snapshot are you using? LVM2 allows either "classic" CoW > snaps, > or the newer thin provisioned snapshots using the dm-thinp target. > > Classic snapshots are known to have very poor IO performance when multiple > snapshots of the same volume exist simultaneously (especially for write- > heavy workloads). > > Thin provisioned snapshots are not normally activated at boot time unless > they are explicitly requested (via dracut's rd.lvm.lv options) since they > have the skip activation flag set by default. > I tried thin snapshots, but what use are they if I can't use my system all together. Once my root logical volume was marked read only I could not revert it back to writable, after the snapshot was created. -- Regards, Sreyan Chakravarty
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