On Wed, Jun 18, 2025 at 2:58 PM Chuck Lever <cel@xxxxxxxxxx> wrote: > > From: Chuck Lever <chuck.lever@xxxxxxxxxx> > > In the past several kernel releases, we've made NFSv4.2 async copy > reliable: > - The Linux NFS client and server now both implement and use the > NFSv4.2 OFFLOAD_STATUS operation > - The Linux NFS server keeps copy stateids around longer > - The Linux NFS client and server now both implement referring call > lists > > And resilient against DoS: > - The Linux NFS server limits the number of concurrent async copy > operations And how does an amin change that limit? There is zero documentation for admins, and zero training or reference material for COPY, CLONE, ALLOCATE, ... Aurélien -- Aurélien Couderc <aurelien.couderc2002@xxxxxxxxx> Big Data/Data mining expert, chess enthusiast