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Re: [rhelv5-list] problems about "export LD_ASSUEM_KERNEL=2.4.19"



Tom Sightler wrote:
> On Tue, 2007-12-11 at 16:24 +0200, Jussi Silvennoinen wrote:
>>> hi ,all 
>>>
>>>    I am using IBM DB2 V8.1 in Red Hat Enterprise Linux 4 update4 all
>> the time ,adding  "export LD_ASSUEM_KERNEL=2.4.19" to profile file .
>> If I don't add the line , the DataBase System can't run .
>>>    And now , I want to update my OS to RHEL 5 .When I use the export
>> - "LD_ASSUME_KERNEL" ,there are some problem in system, many soft
>> can't run well .
>>>    Can someone help me ? 
>> RHEL5 does not have LinuxThreads support, it was dropped and NPTL
>> replaced 
>> it completely. There is no workaround for legacy applications except 
>> running them on older RHEL's.
> 
> Well, I wouldn't quite say no workaround, although perhaps no easy
> workaround.  We had one application that was causing us problems because
> of this issue so we simply created a RHEL4 compatibility area in a
> chroot environment.  Works like a charm.

Also note that RHEL4 (and RHEL3) can be run as xen guests under the
RHEL5 xen hypervisor...

-- 
Jarod Wilson
jwilson redhat com


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