Bug 398871

Summary:	readdir loop & duplicate cookie on NFS (hash collisions in highly populated directories)
Product:	Gentoo Linux	Reporter:	vm666
Component:	[OLD] Core system	Assignee:	Gentoo Kernel Bug Wranglers and Kernel Maintainers <kernel>
Status:	RESOLVED NEEDINFO
Severity:	normal
Priority:	Normal
Version:	unspecified
Hardware:	AMD64
OS:	Linux
URL:	http://marc.info/?l=linux-nfs&m=131281788003178&w=2
Whiteboard:	3.4.0
Package list:		Runtime testing required:	---

Description vm666 2012-01-14 12:27:37 UTC

I got the following message on a directory that contains about 51200 files.

NFS: directory foo/bar contains a readdir loop.Please contact your server vendor. [...] has duplicate cookie 1800033985

The problem has be reported before on other distros and a patch was proposed.
http://marc.info/?l=linux-nfs&m=131281788003178&w=2
https://bugzilla.redhat.com/show_bug.cgi?id=739222

Comment 1 SpanKY gentoo-dev

2012-01-16 19:37:49 UTC

this is a bug in the kernel side nfs.  i don't see us doing anything here other than waiting for upstream to merge patches into the kernel.

Comment 2 Mike Pagano gentoo-dev

2012-06-01 22:22:48 UTC

Does this still occure with 3.4.0 kernels?