[Samba] vfs_shadow_copy2 not working
douxevip at protonmail.com
Wed Sep 4 03:40:11 UTC 2019
Hi Jeremy, any additional thoughts on troubleshooting the below? Did anything stand out to you from the logs? I can't figure out why shadow_copy2 is just not working as it should.
‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Sunday, September 1, 2019 10:42 PM, douxevip via samba <samba at lists.samba.org> wrote:
> I'm actually on Debian 10, Proxmox standard installation. I'm not hitting the limit as far as I can tell.
> Do you know how I can find out where the mistake is? Is there an easier way to troubleshoot this?
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Sunday, September 1, 2019 8:48 PM, Andrew Walker via samba samba at lists.samba.org wrote:
> > On Sun, Sep 1, 2019 at 3:24 PM douxevip via samba samba at lists.samba.org
> > wrote:
> > > > The location of the shared folder: /pool/shadowtest
> > > > The location of the snapshots: /pool/shadowtest/.zfs/snapshot
> > > > Here are how snapshots are named:
> > > > autosnap_2019-09-01_13:29:01_daily
> > > > autosnap_2019-09-01_13:29:01_hourly
> > > > autosnap_2019-09-01_13:44:09_frequently
> > I'm not saying this is what your problem is, but if this is FreeBSD < 12,
> > then MNAMELEN in mount.h is 88. FreeBSD 12 bumps this limit to 1024. This
> > means that you should be wary of automatic snapshot schemes that bump up
> > toward this limit. Otherwise, the snapshots will not appear in
> > shadow_copy2. One way to quickly tell if you're hitting the limit is to
> > "cd" into the snapdir and "ls -l". If you've hit it then it will fail with
> > ENAMETOOLONG.
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