Hi Marc, AFAIK, 1M is the max IO size that linux nfs client will use. linux/nfs_xdr.h:#define NFS_MAX_FILE_IO_SIZE (1048576U) Best regards, Tigran. ----- Original Message ----- > From: "marc eshel" <eshel.marc@xxxxxxxxx> > To: "Tigran Mkrtchyan" <tigran.mkrtchyan@xxxxxxx>, "Olga Kornievskaia" <aglo@xxxxxxxxx> > Cc: "schumaker anna" <schumaker.anna@xxxxxxxxx>, "linux-nfs" <linux-nfs@xxxxxxxxxxxxxxx>, "Trond Myklebust" > <trondmy@xxxxxxxxxxxxxxx> > Sent: Tuesday, 10 September, 2024 01:23:43 > Subject: Re: NFS client to pNFS DS > Can someone explain why the NFS client is reading 1M followed by 2 reads > of 1/2M and repeats this pattern. For pNFS or NFS4. > > The mount was for 4M rsize=4194304. > > Thanks, Marc.
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