On Ext4, fragmentation and the filewalker

[odarriba]

I have also submitted a feature request, feel free to vote it if you feel like it is helpful!

Tuning the filewalker

The commonly called filewalker process, which is the functionality that goes over all pieces of the storage node’s blob folder seeking the metadata and looking for expired pieces, is basically smashing the spinning drives every time a node is restarted (both on manual restart and/or automatic upgrade). Due to the way Storj files are stored (folders with thousands of files that are created/deleted) causes some issues on Ext4 filesystems after some months of operation. They do not only cause file…