Sed is slow
Gerald Combs
gerald at ethereal.com
Thu Jul 12 18:21:35 CDT 2001
On Thu, 12 Jul 2001, David Woo wrote:
> Thanks for all the suggestions. I have another dumb question - can I
> just take an earlier version of sed - say on RedHat 5.2 or 4.1 and just
> copy the sed executable onto a floppy and then transfer and use that
> version on RedHat 7.0? - or does sed use some of the libraries that had
> been on 5.2/4.1 - and thus won't work on RH 7.0?
>
> -Or even another possibility, can I use the SCO sed binary and run it on
> RedHat 7.0 with ibcs? I've tried to get ibcs running without any
> success at all:
>
> a) rpm -qa | grep ibcs shows:
>
> kernel-ibcs-2.2.16-22
>
> [root at rh70 /tmp]# lsmod
> Module Size Used by
> epca 38316 16
> lockd 31176 1 (autoclean)
> sunrpc 52964 1 (autoclean) [lockd]
> tlan 20200 1 (autoclean)
> st 25164 0 (unused)
> ncr53c8xx 52356 0
> cpqarray 15368 5
> [root at rh70 /tmp]#
>
> b) I have copied all of the SCO binaries from /shlib to the RefHat
> 7.0 /shlib
>
> c) When I try to run the classic "Hello World" program that I
> compiled on SCO on RedHat 7.0 - it gives the following message - as does
> EVERY SCO program I run::
>
> [root at rh70 /tmp]# ./a.out
> bash: ./a.out: cannot execute binary file
It sounds like your kernel doesn't support a.out executables out of the
box (Red Hat switched to ELF around version 4 or 5, I think). Do you have
modular support for a.out, i.e. do you have a binfmt_aout module? What
happens when you load it, and then try to run sed?
>
> Has anyone ever gotten ibcs to run any SCO programs on RedHat?
>
> TIA...
>
>
>
>
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