UPDATE: RE: bash builtin "test" kills bash on Win 2003 Server R2 x64 (some hardware)

Larry Hall (Cygwin) reply-to-list-only-lh@cygwin.com
Fri Aug 15 09:25:00 GMT 2008


Stephen Quintero wrote:
> Hi,
> 
> I have now tested four operating systems on four different physical machines:
> 
> Windows Server 2003 Standard 32-bit Edition
> Windows Server 2003 Standard R2 x64 Edition
> Windows Server 2008 Standard 32-bit Edition
> Windows Server 2008 Standard 64-bit Edition
> 
> Each OS was a clean install with a clean install of cygwin. All installs
> were performed in VM's running under Xen 3.2.1 on the first physical
> machine, an AMD based box, and on this machine the cygwin bash builtin test
> works under each OS.
> 
> I then rsync'd the images to three other machines, each running identical
> versions of Xen, each with different Xeon based processors. On these boxes,
> the bash builtin test fails on the 64-bit OS's, and works on the 32-bit
> OS's. To verify, on one of the Xeon boxes, I installed both 64-bit OS's from
> scratch, in VM's, and then cygwin. The cygwin postinstall scripts failed
> because of the broken bash builtin test.
> 
> The CPU's are:
> 
> #1	Dual-Core AMD Opteron(tm) Processor 2216 HE
> #2	Intel(R) Xeon(R) CPU E5320 @ 1.86GHz
> #3	Intel(R) Xeon(R) CPU X5355 @ 2.66GHz
> #4	Intel(R) Xeon(R) CPU 5130 @ 2.00GHz
> 
> Windows 2008 x64 pops up an error message when bash crashes, the contents
> of which is included in the two attached images (I could not copy and paste
> in the vnc client).
> 
> The problem is dependent on the 64-bit OS / hardware combination (and may
> relate to the way Xen virtualizes the hardware for HVM guests). I have no
> physical access to the machines and am unable to install Windows directly
> (not under Xen).

Interesting.  It does sound like Xen has some problem here with their
virtualization.  Did you contact them about this?

-- 
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
 > Q: Are you sure?
 >> A: Because it reverses the logical flow of conversation.
 >>> Q: Why is top posting annoying in email?

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