-e /cache_state/memory_file <-- fails
-e/cache_state/memory_file <-- OK
man. 9. des. 2019 kl. 22:58 skrev dormando <dorma...@rydia.net>:
> example?
>
> On Mon, 9 Dec 2019, David Karlsen wrote:
>
> > OK, found it, apparently -e needs to be followed by path w/o any
> whitespace
> >
> > man. 9. des. 2019 kl. 21:54 skrev dormando <dorma...@rydia.net>:
> > I'm not sure offhand. From my perspective I'd triple check what the
> > path/file it's trying to open is (add a printf or something), else
> you're
> > in container/kube territory and that's a bit beyond me. I assume
> it logs
> > something on policy violations, or can be made to do so.
> >
> > On Mon, 9 Dec 2019, David Karlsen wrote:
> >
> > > No. It is there and writable
> > >
> > > man. 9. des. 2019 kl. 21:32 skrev dormando <dorma...@rydia.net>:
> > > Is the directory missing?
> > >
> > > On Mon, 9 Dec 2019, David Karlsen wrote:
> > >
> > > > OK, I hacked it together apt-installing some shared
> libs.With the patch applied I get:
> > > >
> > > > k logs test-memcached-0
> > > > failed to open file for mmap: No such file or directory
> > > >
> > > > Which is a bit strange - should not the file be created
> dynamically if it does not exist?
> > > >
> > > > fredag 6. desember 2019 23.51.38 UTC+1 skrev Dormando
> følgende:
> > > > It's going to use some caps (opening files,
> mmap'ing them, shared memory,
> > > > etc). I don't know what maps to which specific
> thing.
> > > >
> > > > That error looks like an omission on my part..
> > > >
> > > > mmap_fd = open(file, O_RDWR|O_CREAT, S_IRWXU);
> > > > if (ftruncate(mmap_fd, limit) != 0) {
> > > > perror("ftruncate failed");
> > > > abort();
> > > > }
> > > >
> > > > missing the error check after open.
> > > >
> > > > Try adding a:
> > > >
> > > > if (mmap_fd == -1) {
> > > > perror("failed to open file for mmap");
> > > > abort();
> > > > }
> > > >
> > > > between the open and if (ftruncate) lines, which
> will give you the real
> > > > error. I'll get that fixed upstream.
> > > >
> > > > On Fri, 6 Dec 2019, David Karlsen wrote:
> > > >
> > > > > Does memcached use any of these capabilities:
> https://unofficial-kubernetes.readthedocs.io/en/latest/concepts/policy/container-capabilities/
> ?
> > > > >
> > > > >
> > > > > fre. 6. des. 2019 kl. 16:39 skrev David Karlsen <
> da...@davidkarlsen.com>:
> > > > > So far I am stuck on:
> > > > > k logs test-memcached-0
> > > > > ftruncate failed: Bad file descriptor
> > > > >
> > > > >
> > > > > - memcached
> > > > > - -m 768m
> > > > > - -I 1m
> > > > > - -v
> > > > > - -e /cache-state/memory_file
> > > > >
> > > > > -vvv does not reveal anything interesting.
> > > > > What could be the cause of this?
> > > > >
> > > > > lørdag 30. november 2019 18.03.23 UTC+1 skrev
> David Karlsen følgende:
> > > > > Reading
> https://github.com/memcached/memcached/wiki/WarmRestart it is a bit
> unclear to me if the mount *has* to be tmpfs backed, or it can be
> > a
> > > normal
> > > > > fileystem like xfs.
> > > > > We are looking into running memcached
> through Kubernetes/containers - and as a tmpfs volume would be wiped on
> pod-recreation
> > > > >
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> > > > >
> > > > >
> > > > >
> > > > > --
> > > > > --
> > > > > David J. M. Karlsen -
> http://www.linkedin.com/in/davidkarlsen
> > > > >
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