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memory problem
Dear Ferret users,
I tried to convert a binary file into netcdf file
using the Ferret Script - given below. It did
not work due to MEMORY SIZE problem. We
are using SOLARIS-7 Operating System, with
512 MB RAM and the available hard-disk
space is 2GB.
Thank you for your help.
Ramesh
--------------------------------
The error message is as follows:
--------------------------------
set r/i=1:192/j=1:128/k=1:32/l=1:528
save/file=ptemp5801.nc ptemp
**ERROR: insufficient memory: 415236096 words were requested.
LIST/FORMAT=CDF/file=ptemp5801.nc ptemp
Command file, command group, or REPEAT execution aborted
*** NOTE: You can use SET MEMORY/SIZE=xxx to increase memory.
*** NOTE: The "Memory use" section of the FERRET Users Guide has
further tips.
---------------------------------------------------
The Ferret Script is below:
---------------------------------------
Set state
set mode desperate
can/all data
can/all var
! Define depths grid
def axis/x=1:32:1/unit="levels" dax
def grid/x=dax dg
! Read depths data
file/grid=dg/var=depths depths.dat
set var/tit="Standard Depths"/unit=m depths
! Define axes
def axis/x=180.0W:178.125E/npoints=192/unit=deg xax
def axis/y=90.0S:88.5938N/npoints=128/unit=deg yax
DEF AXIS/T0=1-JAN-0000/T=1:528:1/npoints=528/units=months tax1
alias daxis def axis/depth/from_data/z/npoints=32/name=zax
daxis/unit=meters depths[d=1,i=1:32]
! Read data
def grid/x=xax/y=yax/z=zax/t=tax1 tg
file/form=stream/order=xyzt/grid=tg/var="ptemp" ptemp58_01.bin
set var/tit="Potential Temperature"/unit="deg Cel" ptemp
SET VARIABLE/BAD=0.0 ptemp
! clean up
can data 1
! Set state for netCDF file writing
can memory
set memory/size=100.0 ! MegaWords
! Write netCDF file
set r/i=1:192/j=1:128/k=1:32/l=1:528
save/file=ptemp5801.nc ptemp
! Set state
set memory/size=50.0
can/a data
set mode verify
can/all data
can/all var
-----------------------------------------------------
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n:K.V.;Ramesh
x-mozilla-html:FALSE
org:IITM;CGMD
adr:;;;;;;
version:2.1
email;internet:kv_ramesh@tropmet.res.in
title:P.hD. Student
x-mozilla-cpt:;-17872
fn:Ramesh K.V.
end:vcard
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