Does this happen only when using ssh? If so, I would suspect issues
with the ethernet drivers. There have been problems with the drivers
for some Broadcom devices. You might check out redhat bugzilla.
On Fri, 2005-05-13 at 09:08 -0500, Gregory Harris wrote:
> Hi Folks,
>
> SL4 works great on all of the Dell Optiplex GX280's I've tried it on.
> However, I'm having some rather mysterious behavior on a dell poweredge
> 750. Dell has said they will start certifying hardware and officially
> supporting the vendor's enterprise 4 operating system next month, so it
> may not be worth the effort to try to figure this out. Anyhow, I
> thought I'd sent to the list and see if anybody else is having any
> issues like this.
>
> 1. Sometimes, processes just seem to hang. I've noticed this over an
> SSH session, a lot of times when using the yum command. I ssh in to the
> server and see the process still in the process table.
>
> 2. Doing a 'service iptables restart', the system stalls on the
> "Unloading iptables modules:". If I go to a different window and ping
> the server, the iptables service restart resumes.
>
> These issues aren't sounding like userland issues to me, although they
> very well could be. Here are the kernel modules the machine is using:
>
> Module Size Used by
> ipt_REJECT 10561 1
> ipt_state 5825 14
> ip_conntrack 45701 1 ipt_state
> iptable_filter 6721 1
> ip_tables 21441 3 ipt_REJECT,ipt_state,iptable_filter
> md5 8001 1
> ipv6 238945 16
> parport_pc 27905 0
> lp 15405 0
> parport 37641 2 parport_pc,lp
> autofs4 22085 0
> nfs 200997 6
> lockd 65129 2 nfs
> sunrpc 137637 9 nfs,lockd
> dm_mod 57157 0
> button 10449 0
> battery 12869 0
> ac 8773 0
> uhci_hcd 32473 0
> ehci_hcd 31813 0
> e1000 82253 0
> floppy 58065 0
> ext3 118473 3
> jbd 59481 1 ext3
> ata_piix 12357 0
> libata 44229 1 ata_piix
> aacraid 44529 4
> sd_mod 20545 5
> scsi_mod 116301 3 libata,aacraid,sd_mod
>
> Thanks,
>
> Greg
>
>
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