On Tue, Nov 17, 2020 at 07:04:59AM -0500, The Wanderer wrote:
> FWIW, I parsed this as "and possibly file a(nother) bug report[ about
> this bug, since the one I thought I remembered having filed before seems
> to have disappeared, if it ever existed in the first place]".
Exactly, thank you for pa
On 2020-11-17 at 07:00, Thomas Schmitt wrote:
>> I will try to apply a similar patch and possibly report another
>> bug.
>
> What is that other bug ?
FWIW, I parsed this as "and possibly file a(nother) bug report[ about
this bug, since the one I thought I remembered having filed before seems
to
Hi,
> In jessie, the kernel had a very annoying bug: if you did I/O on
> multiple sr devices, the global lock in sr.c would slow down
> to a crawl.
I dedicated a little temple to that bug.
https://dev.lovelyhq.com/libburnia/web/wiki/ConcurrentLinuxSr
In short:
- It is gone since about kernel
Hello,
In jessie, the kernel had a very annoying bug: if you did I/O on
multiple sr devices, the global lock in sr.c would slow down
to a crawl.
E.g. 5 DVD-R written to in parallel gave the same performance as
one writing; and ejecting the DVD in parallel was completely
sequential.
Based on this
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