Problem With ZFS script

Vince Hoffman jhary at unsane.co.uk
Mon Jun 30 10:44:45 UTC 2008


Kris Kennaway wrote:
> Vince Hoffman wrote:
>> ----------------------
>> #!/bin/sh -
>>
>> TEXT=$(kldstat | tr a-f A-F | \
>> awk 'BEGIN {print "ibase=16"}; NR > 1 {print $4}'\
>> | bc | awk '{a+=$1}; END {print a}')
>> DATA=$(vmstat -m | sed 's/K//' | awk '{a+=$3}; END {print a*1024}')
>> TOTAL=$(echo "$DATA $TEXT" | awk '{print $1+$2}')
>>
>> echo "TEXT=$TEXT, $(echo $TEXT | awk '{print $1/1048576 " MB"}')"
>> echo "DATA=$DATA, $(echo $DATA | awk '{print $1/1048576 " MB"}')"
>> echo "TOTAL=$TOTAL, $(echo $TOTAL | awk '{print $1/1048576 " MB"}')"
>> ------------------------------------------------------
>> Looks like the wiki stripped some formatting.
> 
> I still don't know that this is doing anything meaningful in the context
> of ZFS memory use.
> 
I understood it to just be showing a summary of kernel memory
utilization, no specific zfs stuff (which I guess could be got from
vmstat -z although I dont understand those statistics well enough to do
this myself.) Semi useful in a peripheral way maybe.

Vince

> Kris
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