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hdf5 and large matrix...

by john <john.sanabria@[EMAIL PROTECTED] > Oct 24, 2007 at 05:29 AM

Hi,

I'm using the hdf5 version 1.6.6.
I'm writing a signal processing program to deal with audio files.

I'm running a test program that produce a large matrix (32768 x 64) of
double data type.

Because, a priori, I don't know the matrix size, I define it as double
**matrix. Then, I assign space for it using malloc function and
populate with the results.

However, I found two problems.

First, that output:

HDF5-DIAG: Error detected in HDF5 library version: 1.6.6 thread 0.
Back trace follows.
  #000: H5Dio.c line 681 in H5Dwrite(): can't write data
    major(15): Dataset interface
    minor(25): Write failed
  #001: H5Dio.c line 1047 in H5D_write(): can't write data
    major(15): Dataset interface
    minor(25): Write failed
  #002: H5Dio.c line 1418 in H5D_contig_write(): optimized write
failed
    major(15): Dataset interface
    minor(25): Write failed
  #003: H5Dselect.c line 655 in H5D_select_write(): write error
    major(14): Dataspace interface
    minor(25): Write failed
  #004: H5Dcontig.c line 854 in H5D_contig_writevv(): block write
failed
    major(05): Low-level I/O layer
    minor(25): Write failed
  #005: H5F.c line 3339 in H5F_block_write(): file write failed
    major(05): Low-level I/O layer
    minor(25): Write failed
  #006: H5FD.c line 3496 in H5FD_write(): driver write request failed
    major(22): Virtual File Layer
    minor(25): Write failed
  #007: H5FDsec2.c line 805 in H5FD_sec2_write(): file write failed
    major(05): Low-level I/O layer
    minor(25): Write failed
  #008: H5FDsec2.c line 805 in H5FD_sec2_write(): Bad address
    major(03): Internal HDF5 error
    minor(87): System error message

Somebody knows what it means?

Second, the program finish but the output file has garbage inside, not
the matrix contents.

I did a test with a smaller matrix and given a fixed number of rows
and columns (double matrix[200][64]), and it works pretty well.

Any clues about hdf5 problems with large matrix and created
dynamically?

Thanks a lot,
 




 1 Posts in Topic:
hdf5 and large matrix...
john <john.sanabria@[E  2007-10-24 05:29:45 

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