Mounting error with large number of snapshots

[roshanmaskey]

Mounting error when the total length of lowerdir= is greater than 4096 bytes.

Example.

mount -t overlay overlay -o ro,lowerdir=/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/193/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/192/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/191/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/190/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/189/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/188/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/187/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/186/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/185/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/184/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/183/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/182/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/181/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/180/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/179/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/178/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/177/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/176/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/175/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/174/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/173/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/172/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/171/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/170/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/169/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/168/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/167/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/166/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/165/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/164/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/163/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/162/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/159/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/157/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/156/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/155/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/153/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/151/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/150/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/149/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/148/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/111/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/110/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/109/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/108/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/107/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/106/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/104/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/103/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/102/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/101/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/100/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/99/fs:/gke/var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/97/fs /tmp/mnt/e8397d40db4ccb8b88e16c3e556425ceda43fa65d0614b793ef56eadd390e568