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SubjectRe: Adding subroot information to /proc/mounts, or obtaining that through other means
H. Peter Anvin wrote:
> Chuck Lever wrote:
>> The advantage is that it doesn't have strong user space dependencies on
>> its format like /proc/mounts does.
>>
>> If you have NFS mount points, you will see that it includes a great deal
>> of additional information about each mount.
>
> OK, I see now:
> device raidtest:/export mounted on /net/raidtest/export with fstype nfs
> statvers=1.0
> opts:
> rw,vers=3,rsize=131072,wsize=131072,acregmin=3,acregmax=60,acdirmin=30,acdirmax=60,hard,proto=tcp,timeo=600,retrans=2,sec=sys
> age: 5
> caps: caps=0x9,wtmult=4096,dtsize=4096,bsize=0,namelen=255
> sec: flavor=1,pseudoflavor=1
> events: 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
> bytes: 0 0 0 0 0 0 0 0
> RPC iostats version: 1.0 p/v: 100003/3 (nfs)
> xprt: tcp 686 0 2 0 5 8 8 0 8 0
> per-op statistics
> NULL: 0 0 0 0 0 0 0 0
> GETATTR: 2 2 0 264 224 1 0 1
> SETATTR: 0 0 0 0 0 0 0 0
> LOOKUP: 0 0 0 0 0 0 0 0
> ACCESS: 1 1 0 116 120 0 0 0
> READLINK: 0 0 0 0 0 0 0 0
> READ: 0 0 0 0 0 0 0 0
> WRITE: 0 0 0 0 0 0 0 0
> CREATE: 0 0 0 0 0 0 0 0
> MKDIR: 0 0 0 0 0 0 0 0
> SYMLINK: 0 0 0 0 0 0 0 0
> MKNOD: 0 0 0 0 0 0 0 0
> REMOVE: 0 0 0 0 0 0 0 0
> RMDIR: 0 0 0 0 0 0 0 0
> RENAME: 0 0 0 0 0 0 0 0
> LINK: 0 0 0 0 0 0 0 0
> READDIR: 0 0 0 0 0 0 0 0
> READDIRPLUS: 0 0 0 0 0 0 0 0
> FSSTAT: 1 1 0 132 84 0 1 1
> FSINFO: 1 1 0 132 80 0 0 0
> PATHCONF: 0 0 0 0 0 0 0 0
> COMMIT: 0 0 0 0 0 0 0 0
>
> This format is just awful for parsing. It's pretty clearly totally
> ad-hoc. It's not even self-consistent (it uses different separators,
> etc, in the same file!) It's reasonably compact for human consumption,
> but it doesn't show what the arrays mean.
>
> Heck, XML would have been better than this mess...

Sigh. So where where you when I asked for review time and again?

I have a couple of simple Python scripts that can parse this without any
difficulty.

I resent your tone. Quite a bit.
begin:vcard
fn:Chuck Lever
n:Lever;Chuck
org:Oracle Corporation;Corporate Architecture: Linux Projects Group
adr:;;1015 Granger Avenue;Ann Arbor;MI;48104;USA
title:Principal Member of Staff
tel;work:+1 248 614 5091
x-mozilla-html:FALSE
url:http://oss.oracle.com/~cel/
version:2.1
end:vcard

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