[Linux-cluster] gfs_tool: Cannot allocate memory

[rhurst at bidmc.harvard.edu]

Excellent, thanks Bob!  It is a RHEL AS 4.5 cluster running on AMD64
Opteron.
I have opened up bugzilla #435469


On Thu, 2008-02-28 at 21:03 -0600, Bob Peterson wrote:

> On Thu, 2008-02-28 at 10:28 -0500, rhurst at bidmc.harvard.edu wrote:
> > ioctl(3, 0x472d, 0x7fbfffe300)          = -1 ENOMEM (Cannot allocate 
> 
> Hi Robert,
> 
> The gfs_tool does most of its work using ioctl calls to the gfs kernel
> module.  Often, it tries to allocate and pass in a huge buffer to make
> sure it doesn't ask for more than the kernel needs to respond with.
> 
> In some cases, it doesn't need to allocate such a big buffer.
> I fixed "gfs_tool counters" for a similar ENOMEM problem with
> bugzilla record 229461 about a year ago.  (I don't know if that bug
> record is public or locked so you may not be able to access it, which
> is out of my control--sorry).
> 
> I should probably go through all the other gfs_tool functions, including
> the two you mentioned, and figure out their minimum memory requirements
> and change the code so it doesn't ask for so much memory.
> 
> Perhaps you can open up a bugzilla record so I can schedule this work?
> Also, you didn't say whether you're on RHEL4/Centos4/similar, or
> RHEL5/Centos5/similar.
> 
> Regards,
> 
> Bob Peterson
> Red Hat GFS
> 
> 
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> 


Robert Hurst, Sr. Caché Administrator
Beth Israel Deaconess Medical Center
1135 Tremont Street, REN-7
Boston, Massachusetts   02120-2140
617-754-8754 ∙ Fax: 617-754-8730 ∙ Cell: 401-787-3154
Any technology distinguishable from magic is insufficiently advanced.


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