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[netCDF #DSJ-694365]: [Bug 702565] Re: The libnetcdf6 package should depend on HDF5 1.8.5-patch1 or later, not HDF5 1.8.4, as it currently does. HDF5-1.8.4 and earlier have

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  • Subject: [netCDF #DSJ-694365]: [Bug 702565] Re: The libnetcdf6 package should depend on HDF5 1.8.5-patch1 or later, not HDF5 1.8.4, as it currently does. HDF5-1.8.4 and earlier have
  • Date: Tue, 22 Jan 2013 09:23:25 -0700
Hi,

> Status changed to 'Confirmed' because the bug affects multiple users.
> 
> ** Changed in: netcdf (Ubuntu)
> Status: New => Confirmed

Thanks for confirming this problem.  We have been lately getting more Ubuntu
users trying to install netCDF on their platforms, so a fix for this will
really help us provide better support for them.

--Russ

> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/702565
> 
> Title:
> The libnetcdf6 package should depend on HDF5 1.8.5-patch1 or later,
> not HDF5 1.8.4, as it currently does.  HDF5-1.8.4 and earlier have a
> bad bug affecting netCDF-4, causing it to create non-portable files on
> big-endian platforms.  See HDF5 site for confirmation.
> 
> Status in “netcdf” package in Ubuntu:
> Confirmed
> 
> Bug description:
> HDF5 1.8.4 should not be used to compile netCDF-4.1.1 or later
> versions.
> 
> See the details in the "Known Problems" page at the HDF5 site:
> 
> Corruption Problem In HDF5 1.8.0 through HDF5 1.8.4
> http://www.hdfgroup.org/HDF5/release/known_problems/index.html
> 
> As it says there, if netCDF is linked with any version of HDF5 before 
> HDF5-1.8.4-patch1,
> it can create corrupt files that are not readable on little-endian platforms 
> or by later
> versions of HDF5 or netCDF-4 libraries.
> 
> A "make check" in the netCDF package should have revealed this problem.  
> Perhaps
> "make check" wasn't run?
> 
> The easiest (and only, as far as I know) way to fix this problem is to make 
> netCDF-4 packages
> require HDF5 1.8.5 or later, instead of the current dependency on HDF5-1.8.4.
> 
> Thanks in advance for handling this problem, before a lot more corrupt files 
> are created on Ubuntu
> platforms!
> 
> --Russ Rew
> 
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/netcdf/+bug/702565/+subscriptions
> 

Russ Rew                                         UCAR Unidata Program
address@hidden                      http://www.unidata.ucar.edu



Ticket Details
===================
Ticket ID: DSJ-694365
Department: Support netCDF
Priority: Normal
Status: Closed