On 26/09/2019 15:12, Bernd Schubert wrote: >>> Are you interested in comparing zufs with the scalable fuse prototype? >>> If so, I'll push the code into a public repo with some instructions, >>> >> >> Yes please do send it. I will give it a good run. >> What fuseFS do you use in usermode? > > For the start passthrough should do, modified to skip all data. skip all data is not good for me. Because it hides away the page-faults and the actual memory bandwith. But what I do is either memcpy a single preallocated block to all blocks in the IO and/or set in a defined pattern where each ulong in the file contains its offset as data. This gives me true results. > That is > what I am doing to measure fuse bandwidth. It also shouldn't be too > difficult to add an in-mem tree for dentries and inodes, to be able to > measure without tmpfs overhead. > Thanks that is very helpful I will use this Boaz > > Bernd >