.

wcfs/wcfs.go

@@ -1419,7 +1419,12 @@ func main() {
 		FsName: zurl,
 		Name:   "wcfs",
 
-		DisableXAttrs: true, // we don't use
+		// We retrieve kernel cache in ZBlk.blksize chunks, which are 2MB in size.
+		// XXX currently go-fuse caps MaxWrite to 128KB.
+		// TODO -> teach go-fuse to handle Init.MaxPages (Linux 4.20+).
+		MaxWrite:      2*1024*1024,
+
+		DisableXAttrs: true,        // we don't use
 		Debug:         *debug,
 	}