Re: 2.4.1-pre10 slowdown at boot.

[Ondrej Sury <ondrej@globe.cz>]

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Chris Mason <mason@suse.com> writes:

> On Thursday, January 25, 2001 06:51:33 PM +0100 Ondrej Sury
> <ondrej@globe.cz> wrote:
> 
> > Chris Mason <mason@suse.com> writes:
> >> > reiserfs: checking transaction log (device 03:04) ...
> >> > Warning, log replay starting on readonly filesystem
> >> > 
> >> 
> >> Here, reiserfs is telling you that it has started replaying transactions
> >> in the log.  You should also have a reiserfs message telling you how many
> >> transactions it replayed, and how long it took.  Do you have that
> >> message?
> > 
> > Nope.  I rebooted with Alt-SysRQ+B after some while (aprox more than 30
> > sec, normally reiserfs replay is taking ~5 sec (pre9)).  I wasn't so
> > patient.  I could test it before I'll go from work to home.
> > 
> 
> Ok, depending on the metadata load before the crash, replay can take 30
> seconds or more.  You usually have to try to generate that many metadata
> changes, something like creating 100,000 tiny files or directories.
> Compiling with CONFIG_REISERFS_CHECK turned on will give you more details
> about the log replay.

There wasn't crash.  Same log replay after I rebooted with -pre9 took 5
seconds.

> Or, perhaps DMA is now off on your IDE drive, making everything slower.

via 82Cxxx is supported chipset, but I could check that.

Strange is that overall slowdown of kernel, Alt-SysRQ functions are too
slow for kernel to be in normal state.

-- 
Ondřej Surý <ondrej@globe.cz>         Globe Internet s.r.o. http://globe.cz/
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