Thanks. I'm unable to reproduce here. However, error 104 is ECONNRESET, which means the client disconnected the socket. I don't know why this only happens on 4.0 and not 4.1; is this fully reproducible? Daniel On 09/25/2018 09:22 AM, Boris Faure wrote:
My bad, I totally forgot that! It's with the VFS FSAL with no special option there. -- Boris Faure Software Engineer
On Tue, Sep 25, 2018 at 2:40 PM Daniel Gryniewicz <dang@redhat.com <mailto:dang@redhat.com>> wrote:
Hi, Boris.
Which FSAL is this?
Daniel
On 09/25/2018 07:50 AM, Boris Faure wrote: > Hi everyone, > I'm running a simple test with ganesha-next (but the issue exists at > least in latest V2.5.5-stable): > $ sudo mount -t nfs -o v4.0,users,nolock,soft,timeo=2,retrans=3 > 127.0.0.1:/ /mnt/nfs > $ dd if=/dev/zero of=/mnt/nfs/dump/pw.1 bs=1024k count=2048 conv=fdatasync > dd: error writing '/mnt/nfs/dump/pw.1': Input/output error > 1616+0 records in > 1615+0 records out > 1693450240 bytes (1,7 GB, 1,6 GiB) copied, 8,28076 s, 205 MB/s > $ sudo mount -t nfs -o users,nolock,soft,timeo=2,retrans=3 127.0.0.1:/ > /mnt/nfs > $ dd if=/dev/zero of=/mnt/nfs/dump/pw.1 bs=1024k count=2048 conv=fdatasync > 2048+0 records in > 2048+0 records out > 2147483648 bytes (2,1 GB, 2,0 GiB) copied, 6,27708 s, 342 MB/s > > The second mount is using nfs v4.1. > I don't have anything special in my configuration. > > If I do the dd with a blocksize of 512k, it works fine. > If I set rsize/wsize to 524288 as mount options, the dd with bs=1024k > still fails. > The only log line I get is the following: > 25/09/2018 13:47:25 : epoch 5baa2036 : caipirinha : > ganesha.nfsd-2381[svc_182] rpc :TIRPC :EVENT :svc_ioq_flushv() writev > failed (104) > > Thanks for your help. > Best Regards > -- > Boris Faure > Software Engineer > > <https://www.scality.com/download-idc-marketscape/?utm_source=ScalityEmail&utm_medium=Email&utm_campaign=2018Predictions>
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