Re: 2.6.18-rc4-mm1

[Andrew Morton <akpm@osdl.org>]

On Tue, 15 Aug 2006 18:29:58 +0100
David Howells <dhowells@redhat.com> wrote:

> 
> Next thing to try: Can you do the following:
> 
> 	echo $((0x0200)) >/proc/sys/sunrpc/nfs_debug
> 	ls -l /net/bix
> 	umount /net/bix
> 
> That should print some information about the client and server setup procedure
> into the kernel dmesg log which can then be captured.

SELinux: initialized (dev 0:15, type nfs), uses genfs_contexts
--> nfs_init_server()
--> nfs_get_client(bix,192.168.2.33:264,3)
--> nfs_get_client() = ea22d000 [new]
<-- nfs_init_server() = 0 [new ea22d000]
--> nfs_probe_fsinfo()
<-- nfs_probe_fsinfo() = 0
Server FSID: 802:0
SELinux: initialized (dev 0:15, type nfs), uses genfs_contexts
--> nfs_free_server()
--> nfs_put_client({1})
--> nfs_free_client(3)
<-- nfs_free_client()
<-- nfs_free_server()

> If you follow that up with:
> 
> 	echo $((0x0201)) >/proc/sys/sunrpc/nfs_debug
> 	ls -l /net/bix
> 	umount /net/bix
> 
> That'll dump information from the VFS interaction also.  It'll be a lot more
> information, and it might overrun your dmesg buffer, hence why I'm asking you
> to do the client-only debugging separately.

--> nfs_init_server()
--> nfs_get_client(bix,192.168.2.33:264,3)
--> nfs_get_client() = ebabd400 [new]
<-- nfs_init_server() = 0 [new ebabd400]
--> nfs_probe_fsinfo()
<-- nfs_probe_fsinfo() = 0
Server FSID: 802:0
NFS: nfs_fhget(0:15/0 ct=1)
NFS: nfs_fhget(0:15/2 ct=1)
SELinux: initialized (dev 0:15, type nfs), uses genfs_contexts
NFS: nfs_update_inode(0:15/2 ct=1 info=0x6)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: permission(0:15/2), mask=0x1, res=0
NFS: lookup(/usr)
NFS: permission(0:15/2), mask=0x3, res=0
NFS: dentry_delete(/usr, 0)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: permission(0:15/2), mask=0x1, res=0
NFS: lookup(/mnt)
NFS: permission(0:15/2), mask=0x3, res=0
NFS: dentry_delete(/mnt, 0)
NFS: nfs_update_inode(0:15/2 ct=1 info=0x6)
NFS: permission(0:15/2), mask=0x4, res=0
NFS: opendir(0:15/2)
NFS: readdir(/) starting at cookie 0
NFS: nfs_fhget(0:15/11 ct=1)
NFS: dentry_delete(/lost+found, 0)
NFS: nfs_fhget(0:15/65537 ct=1)
NFS: dentry_delete(/dev, 0)
NFS: dentry_delete(/usr, 8)
NFS: nfs_fhget(0:15/196609 ct=1)
NFS: dentry_delete(/var, 0)
NFS: nfs_fhget(0:15/245761 ct=1)
NFS: dentry_delete(/tmp, 0)
NFS: nfs_fhget(0:15/262145 ct=1)
NFS: dentry_delete(/etc, 0)
NFS: nfs_fhget(0:15/327681 ct=1)
NFS: dentry_delete(/root, 0)
NFS: nfs_fhget(0:15/753665 ct=1)
NFS: dentry_delete(/lib, 0)
NFS: nfs_fhget(0:15/851969 ct=1)
NFS: dentry_delete(/bin, 0)
NFS: nfs_fhget(0:15/983041 ct=1)
NFS: dentry_delete(/home, 0)
NFS: nfs_fhget(0:15/999425 ct=1)
NFS: dentry_delete(/initrd, 0)
NFS: dentry_delete(/mnt, 8)
NFS: nfs_fhget(0:15/1048577 ct=1)
NFS: dentry_delete(/opt, 0)
NFS: nfs_fhget(0:15/1064961 ct=1)
NFS: dentry_delete(/sbin, 0)
NFS: nfs_fhget(0:15/13811717 ct=1)
NFS: dentry_delete(/misc, 0)
NFS: nfs_fhget(0:15/12877854 ct=1)
NFS: dentry_delete(/.automount, 0)
NFS: nfs_fhget(0:15/9207876 ct=1)
NFS: dentry_delete(/tftpboot, 0)
NFS: nfs_fhget(0:15/12 ct=1)
NFS: dentry_delete(/.autofsck, 0)
NFS: nfs_fhget(0:15/49430 ct=1)
NFS: dentry_delete(/swap, 0)
NFS: nfs_fhget(0:15/13435097 ct=1)
NFS: dentry_delete(/rpms, 0)
NFS: nfs_fhget(0:15/14 ct=1)
NFS: dentry_delete(/.fonts.cache-1, 0)
NFS: readdir(/) returns 0
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/lost+found, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: lookup(/boot)
NFS: nfs_update_inode(0:15/2 ct=1 info=0x6)
NFS: nfs_fhget(0:15/32769 ct=1)
NFS: dentry_delete(/boot, 0)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/dev, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: lookup(/proc)
NFS: nfs_fhget(0:15/131073 ct=1)
NFS: dentry_delete(/proc, 0)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/usr, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/var, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/tmp, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/etc, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/root, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/lib, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/bin, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/home, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/initrd, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/mnt, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/opt, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/sbin, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/misc, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/tftpboot, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: lookup(/sys)
NFS: nfs_fhget(0:15/17842177 ct=1)
NFS: dentry_delete(/sys, 0)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/swap, 8)
NFS: permission(0:15/2), mask=0x1, res=0
NFS: dentry_delete(/rpms, 8)
NFS: readdir(/) starting at cookie 26
NFS: readdir(/) returns 0
--> nfs_free_server()
--> nfs_put_client({1})
--> nfs_free_client(3)
<-- nfs_free_client()
<-- nfs_free_server()

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