mogadm check returns 0.0% for I/O

Artur Bergman sky at crucially.net
Wed Apr 16 23:54:23 UTC 2008


Log in to the host and do iostat -x -k 1 and see what it shows

Artur

On Apr 16, 2008, at 3:21 PM, Clinton Goudie-Nice wrote:

> Greetings all,
>
> I'm wondering if I have something configured incorrectly, or  
> something not installed.
>
> mogadm --tracker tracker02fs:6001 check
>
> Checking trackers...
>   tracker02fs:6001 ... OK
>
> Checking hosts...
>   [ 1] store01 ... OK
>   [ 2] store02 ... OK
>   [ 3] store03 ... OK
>   [ 4] store04 ... OK
>   [ 5] store05 ... OK
>
> Checking devices...
>   host device         size(G)    used(G)    free(G)   use%   ob  
> state   I/O%
>   ---- ------------ ---------- ---------- ---------- ------  
> ---------- -----
>   [ 1] dev1            10.504      1.693      8.811  16.12%   
> writeable   0.0
>   [ 2] dev2             8.567      0.906      7.661  10.57%   
> writeable   0.0
>   [ 3] dev3            53.549      3.104     50.445   5.80%   
> writeable   0.0
>   [ 4] dev4            52.157      2.789     49.368   5.35%   
> writeable   0.0
>   [ 5] dev5            14.409      1.940     12.469  13.47%   
> writeable   0.0
>   ---- ------------ ---------- ---------- ---------- ------
>              total:   139.185     10.432    128.753   7.49%
>
> This is on mostly garbage hardware, running CentOS 5, and I'm  
> pounding the storage nodes with puts and gets while this is  
> happening. I'd expect there to be something on I/O
>
> My storage node conf files looks like:
> httplisten=0.0.0.0:7500
> mgmtlisten=0.0.0.0:7501
> docroot=/var/mogdata
>
> Any thoughts?
>
> Tha


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