Re: MIB design question

I'd like to bump this question - how exactly should one use AUGMENT?

On Jul 23, 2014, at 1:42 AM, Turbo Fredriksson wrote:

> On Jul 23, 2014, at 1:24 AM, Turbo Fredriksson wrote:
> 
>> Yes, they are related.
> 
> Hmm, even making 'zfsVFSIOPSEntry' augment 'zfsPoolStatusEntry' still
> won't allow me to use 'zfsPoolName' in the sequence:
> 
>      zfsVFSIOPSTable                  OBJECT-TYPE
>        SYNTAX                         SEQUENCE OF ZFSVFSIOPSEntry
>        MAX-ACCESS                     not-accessible
>        STATUS                         current
>        DESCRIPTION                    "A list of ZFS VFS IOPS status information.
>                                        This table contains additional objects for
>                                        the zfsPoolStatusTable."
>        ::= { zfsStats 8 }
> 
>        zfsVFSIOPSEntry                OBJECT-TYPE
>          SYNTAX                       ZFSVFSIOPSEntry
>          MAX-ACCESS                   not-accessible
>          STATUS                       current
>          DESCRIPTION                  "An entry containing ZFS ARC status values."
>          AUGMENTS                     { zfsPoolStatusEntry }
>          ::= { zfsVFSIOPSTable 1 }
> 
>          ZFSVFSIOPSEntry             ::= SEQUENCE {
>            zfsVFSIOPSIndex           CounterIndex,
> 
>            zfsPoolName               DisplayString,
>            zfsOperReads              Counter32,
>            zfsOperWrites             Counter32
>          }
> 
> 
> BAYOUR-COM-MIB.txt:2215: SEQUENCE element #2 `zfsPoolName' is not a child node under `zfsVFSIOPSEntry'
> BAYOUR-COM-MIB.txt:2215: warning: SEQUENCE element #3 `zfsOperReads' does not match order of columnar objects under `zfsVFSIOPSEntry'
> 
> 
> Did I misunderstand something?
> 
> 
> Removing the 'zfsPoolName' line, just gives me a broken table:
> 
> 	$ snmptable localhost zfsVFSIOPSTable
> 	SNMP table: BAYOUR-COM-MIB::zfsVFSIOPSTable
> 
> 	 zfsOperReads zfsOperWrites
> 	            0             0
> 	            0             0
> 	            0             0
> 	            0             0
> 	            4             ?
> 	      "test1"             ?
> 	      "test2"             ?
> 	      "test3"             ?
> 
> I want the pool name 'testX' as the first column, zfsOper* as two and three...
> 
> 
> Should I just NOT output the pool name in the script? Will 'everyone' understand
> that the first line is related to the first line of the output of the
> 'zfsPoolStatusTable'?
> 
> 
> 	$ snmptable localhost zfsPoolStatusTable
> 	SNMP table: BAYOUR-COM-MIB::zfsPoolStatusTable
> 
> 	 zfsPoolName zfsPoolSize zfsPoolAlloc zfsPoolFree zfsPoolCap zfsPoolDedup zfsPoolHealth zfsPoolAltRoot zfsPoolUsedBySnaps zfsPoolUsed
> 	       test1   429496729       967680   429496729          0         1.00        online              -                  0     1532928
> 	       test2   429496729    137363456   214748364          0         1.00        online              -              22528   137977856
> 	       test3   429496729       968704   429496729          0         1.00        online              -                  0     1536000
> 	       test4    68681728       151552    68576870          0         1.00      degraded              -                  0      119808


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