Hi,
Quoting Yan, Zheng (ukernel@xxxxxxxxx):
> > > I double checked the code, but didn't find any clue. Can you compile
> > > mds with a debug patch?
> >
> > Sure, I'll try to do my best to get a properly packaged Ceph Mimic
> > 13.2.6 with the debug patch in it (and / or get help to get it build).
> > Do you already have the patch (on github) somewhere?
> >
>
> please apply following patch, thanks.
>
> diff --git a/src/mds/OpenFileTable.cc b/src/mds/OpenFileTable.cc
> index c0f72d581d..2ca737470d 100644
> --- a/src/mds/OpenFileTable.cc
> +++ b/src/mds/OpenFileTable.cc
> @@ -470,7 +470,11 @@ void OpenFileTable::commit(MDSInternalContextBase *c,
> uint64_t log_seq, int op_p
> }
> if (omap_idx < 0) {
> ++omap_num_objs;
> - assert(omap_num_objs <= MAX_OBJECTS);
> + if (omap_num_objs > MAX_OBJECTS) {
> + dout(1) << "omap_num_objs " << omap_num_objs << dendl;
> + dout(1) << "anchor_map size " << anchor_map.size() << dendl;
> + assert(omap_num_objs <= MAX_OBJECTS);
> + }
> omap_num_items.resize(omap_num_objs);
> omap_updates.resize(omap_num_objs);
> omap_updates.back().clear = true;
It took a while but an MDS server with this debug patch is now live (and
up:active).
FYI,
Gr. Stefan
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