Fix macOS Too Many Open Files Error — Resolve with RcloneView
Resolve the "too many open files" error in RcloneView on macOS by raising the system file descriptor limit — a documented fix for mount and large sync operations.
macOS imposes a default limit on the number of file descriptors (open files) a process can use — typically between 256 and 1024 depending on your macOS version. When RcloneView mounts a cloud drive or runs a large sync involving many concurrent file operations, this limit can be exhausted, causing errors like too many open files or unexpected mount failures. This is a documented macOS limitation that requires a system-level configuration change to resolve.

Manage & Sync All Clouds in One Place
RcloneView is a cross-platform GUI for rclone. Compare folders, transfer or sync files, and automate multi-cloud workflows with a clean, visual interface.
- One-click jobs: Copy · Sync · Compare
- Schedulers & history for reliable automation
- Works with Google Drive, OneDrive, Dropbox, S3, WebDAV, SFTP and more
Free core features. Plus automations available.