[GRASS5] r.terraflow failure

endeitz endeitz at yahoo.com
Mon Feb 20 11:24:13 EST 2006


Just a followup to my previous message.  Instead of using the snapshot binary
I compiled GRASS myself.  This apparently fixed the 2GB issue.  However,
r.terraflow is still crashing on what appears to be a seek error of some
kind on a file of approximately 7GB (again, is it a file size limit?).  I
was wondering if anyone could give me a clue.  The error is near the end of
the listing below.  I also show ulimit results below, if that is relevant.

-----------------------------

GRASS 6.1.cvs (lcra):~/grassdata > ulimit -a
core file size        (blocks, -c) 1000000
data seg size         (kbytes, -d) unlimited
file size             (blocks, -f) unlimited
max locked memory     (kbytes, -l) unlimited
max memory size       (kbytes, -m) unlimited
open files                    (-n) 1024
pipe size          (512 bytes, -p) 8
stack size            (kbytes, -s) 8192
cpu time             (seconds, -t) unlimited
max user processes            (-u) 3071
virtual memory        (kbytes, -v) unlimited

---------------------------------------------------------------

r.terraflow December 2003
region size is 13458 x 13438
cell elev15000 header compatible with region header
elevation stored as FLOAT (4B)
STREAM temporary files in /var/tmp  (THESE INTERMEDIATE STREAMS WILL NOT BE
DELETED IN CASE OF ABNORMAL TERM
file stats.out exists - renaming.
reading data from elev15000 to stream /var/tmp/STREAM_djueQG:    

total elements=180848604, nodata elements=0
largest temporary files:
                 FILL: 9.43G (10127521824) [180848604 elements, 56B each]
                 FLOW: 13.47G (14467888320) [180848604 elements, 80B each]
Will need at least 26.95G (28935776640) space available in /var/tmp
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17722B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17753B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17784B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17815B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17846B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17718B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17749B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17780B.
MM warning: limit=314572800B. allocating 157138456B.  limit exceeded by
17811B.
MM warning: limit=314572800B. allocating 157015336B.  limit exceeded by
17718B.
MM warning: limit=314572800B. allocating 157015336B.  limit exceeded by
17749B.
MM warning: limit=314572800B. allocating 157015336B.  limit exceeded by
17749B.
MM warning: limit=314572800B. allocating 157015336B.  limit exceeded by
17780B.
MM warning: limit=314572800B. allocating 157015336B.  limit exceeded by
17811B.
MM warning: limit=314572800B. allocating 157220512B.  limit exceeded by
14518B.
MM warning: limit=314572800B. allocating 157220512B.  limit exceeded by
14549B.
MM warning: limit=314572800B. allocating 157220512B.  limit exceeded by
14580B.
MM warning: limit=314572800B. allocating 157220512B.  limit exceeded by
14611B.
MM warning: limit=314572800B. allocating 157220512B.  limit exceeded by
14642B.
MM warning: limit=314572800B. allocating 157220512B.  limit exceeded by
14673B.
r.terraflow: 3scan.h:163: void scan3line(FUN&, AMI_STREAM<T>*,
AMI_STREAM<T>*, AMI_STREAM<T>*, BASETYPE, short int) [with T =
waterGridType, BASETYPE = waterWindowBaseType, FUN = waterWindower]:
Assertion `ae == AMI_ERROR_END_OF_STREAM' failed.

--------------------------------------------------

GRASS 6.1.cvs (lcra):~/grassdata > ls -lh /var/tmp
total 11G
-rw-------    1 nedeeds  nedeeds      690M Feb 18 16:29 STREAM_a5xEvs
-rw-------    1 nedeeds  nedeeds      7.0G Feb 18 17:14 STREAM_LjcOQz
-rw-------    1 nedeeds  nedeeds      2.7G Feb 18 16:59 STREAM_TtzchB
GRASS 6.1.cvs (lcra):~/grassdata > 


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