[linux-lvm] Very slow i/o after snapshotting

[Micky]

I meant alignment for all dm entries 0 through 31 is zero!


>> What does the `lsblk -t` say? Could be an alignment issue.
>
> 0 through 31
>
>> What's `free` saying about the free memory and cache? (dmeventd on 6.4 is
>> trying to lock a large chunk of address space in RAM (~100M)
>
> Cached mem looks good.
> Dmeventd. Right. It is. Isn't it spawed everytime an LV is created?
> root      6813  0.0  1.4 197056 11044 ?        S<s  May26   2:44 /sbin/dmeventd