smart hanging on librpm/__memp_fget_rpmdb

[Axel Thimm]

On Wed, Nov 22, 2006 at 07:59:27AM -0500, Jeff Johnson wrote:
> 
> On Nov 22, 2006, at 7:49 AM, Axel Thimm wrote:
> 
> >
> >>>
> >>>Although noone seems to be able to put a finger on any part of
> >>>rpm/beecrypt/db4 that didn't have any relevant changes something  
> >>>seems
> >>>to be triggering race situations. Some blamed yum-updatesd,  
> >>>others the
> >>>way (the new) yum opens/closes the rpmdb, but it seems to even  
> >>>happen
> >>>w/o any yum present and on both FC5 and FC6, so it's probably a
> >>>combination of kernel 2.6.18 latency/lock changes and rpm that
> >>>triggers this. But ATM this is just my best guess based on the
> >>>observations of rpm/apt/smart/yum bugs reported.
> >>
> >>Whatever, make up your own FUD.
> >
> >Jeff, please *read* more carefully, randomly insulting and jumping the
> >gun is not helping. I wrote that there are people reporting these bugs
> >on yum-free systems and on older FC systems that don't have the new
> >yum "improvements" ...
> >
> 
> I'm unaware of any yum-free problem reports that have not been
> tracked to hardware deficiencies (-1.2798 turned on dma for certain
> laptop ide drives).  Certainly, since yum "stuff" is running by
> default when installed, the likelihood of yum-free in FC6 is rather
> small.
> 
> Remember, stale locks and DB_PANIC can occur for multiple reasons,
> in the recent and not-so-recent past, that show up now.
> 
> And older systems used to be stable, look at what changed (certainly
> not rpm), or factor in the "Me too." reporting effect, when
> considering.

On FC5 it looks like it's just the kernel upgrade.

> I'll happily look at any problems where pointers to details are
> provided.

Just as an official report (most are simply dispersed on various
lists) I've added you to
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=214846, an apt
problem reporter, ...

> Meanwhile, the vast majority of problems are coming from yum
> deciding to reopen an rpmdb thousands of times per run in order to
> handle signals.

... who when asked about yum on his system answered with

| [drzeus at poseidon]$ rpm -q yum
| package yum is not installed
| 
| That little bastard aint getting in here.

but perhaps he's running in on a laptop, or the issues are not at
rpmdb level. Feel free to check the bug out.
-- 
Axel.Thimm at ATrpms.net
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