Hi Yehuda and Sam, Any suggestion on top of the below issue? Thanks, Guang
On Jul 12, 2014, at 12:43 AM, Guang Yang <yguan...@outlook.com> wrote: > Hi Loic, > I opened an issue in terms of a change brought along with EC pool plus > radosgw (http://tracker.ceph.com/issues/8625), in our test cluster, we > observed a large number of empty files in OSD and the root cause is that for > head object from radosgw, there are a couple of transactions coming together, > including create 0~0, setxattr, writefull, as EC bring the concept of the > object generation, the create transaction will first create an object and the > following write full transition will be taken as an update and rename the > original empty file to a generation and create/write a new file. As a result, > we observed quite some empty files. > > There is an bug tracking the effort to remove those files with generation and > is pending to be back port to firefly, that could definitely help our use > case, however, I am also wondering if there is any room to improve for such > case so that those empty files would not be generated in the first place > (change might be at radosgw side). > > Any suggestion is welcomed. > > Thanks, > Guang -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html