PS I start to use this patches with samba 4.1. IMHO some of problems may (or
must) be solved not inside vfs code, but outside - in samba kernel, but I still
use both in samba 4.2.3 without verification.
Dzianis Kahanovich пишет:
> I use cephfs over samba vfs and have some issues.
>
> 1) If I use >1 stacked vfs (ceph & scannedonly) - I have problems with file
> order, but solved by "dirsort" vfs ("vfs objects = scannedonly dirsort ceph").
> Single "ceph" vfs looks good too (and I use it single for fast internal shares),
> but you can try add "dirsort" ("vfs objects = dirsort ceph").
>
> 2) I use 2 my patches:
> https://github.com/mahatma-kaganovich/raw/tree/master/app-portage/ppatch/files/extensions/net-fs/samba/compile
> - to support "max disk size" and to secure chown. About chown: I unsure about
> strict follow standard system behaviour, but it works for me, without - user can
> chown() even to root. I put first (max disk size) patch into samba bugzilla
> times ago, second patch - no, I unsure about it correctness, but sure about
> security hole.
>
> Jörg Henne пишет:
>> Hi all,
>>
>> the faq at http://ceph.com/docs/cuttlefish/faq/ mentions the possibility to
>> run export a mounted cephfs via samba. This combination exhibits a very
>> weird behaviour, though.
>>
>> We have a directory on cephfs with many small xml snippets. If I repeadtedly
>> ls the directory on Unix, I get the same answer each and every time:
>>
>> root@gru:/mnt/regtest/regressiontestdata2/assets# while true; do ls|wc -l;
>> sleep 1; done
>> 851
>> 851
>> 851
>> ... and so on
>>
>> If I do the same on the directory exported and mounted via SMB under Windows
>> the result looks like that (output generated unter cygwin, but effect is
>> present with Windows Explorer as well):
>>
>> $ while true; do ls|wc -l; sleep 1; done
>> 380
>> 380
>> 380
>> 380
>> 380
>> 1451
>> 362
>> 851
>> 851
>> 851
>> 851
>> 851
>> 851
>> 851
>> 851
>> 1451
>> 362
>> 851
>> 851
>> 851
>> ...
>>
>> The problem does not seem to be related to Samba. If I copy the files to an
>> XFS volume and export that, things look fine.
>>
>> Thanks
>> Joerg Henne
>>
>> _______________________________________________
>> ceph-users mailing list
>> ceph-users@xxxxxxxxxxxxxx
>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>>
>
>
--
WBR, Dzianis Kahanovich AKA Denis Kaganovich, http://mahatma.bspu.unibel.by/
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