21721: Remove tests_require=pbr

[arvados.git] / services / fuse / arvados_fuse / command.py

diff --git a/services/fuse/arvados_fuse/command.py b/services/fuse/arvados_fuse/command.py
index 45847fde81734ce251c1aa45d95f9daa82866783..f52121d862b60ed1e16ba94dc594a5f1a32feffc 100644 (file)
--- a/services/fuse/arvados_fuse/command.py
+++ b/services/fuse/arvados_fuse/command.py
@@ -490,13 +490,6 @@ class Mount(object):
                                                       disk_cache=self.args.disk_cache,
                                                       disk_cache_dir=self.args.disk_cache_dir)
 
-            # If there's too many prefetch threads and you
-            # max out the CPU, delivering data to the FUSE
-            # layer actually ends up being slower.
-            # Experimentally, capping 7 threads seems to
-            # be a sweet spot.
-            prefetch_threads = min(max((block_cache.cache_max // (64 * 1024 * 1024)) - 1, 1), 7)
-
             self.api = arvados.safeapi.ThreadSafeApiCache(
                 apiconfig=arvados.config.settings(),
                 api_params={
@@ -504,7 +497,6 @@ class Mount(object):
                 },
                 keep_params={
                     'block_cache': block_cache,
-                    'num_prefetch_threads': prefetch_threads,
                     'num_retries': self.args.retries,
                 },
                 version='v1',