[Ksummit-discuss] [TECH TOPIC] Addressing long-standing high-latency problems related to I/O

Greg KH gregkh at linuxfoundation.org
Fri Sep 16 08:24:15 UTC 2016


On Fri, Sep 16, 2016 at 09:55:45AM +0200, Paolo Valente wrote:
> Linux systems suffers from long-standing high-latency problems, at
> system and application level, related to I/O.  For example, they
> usually suffer from poor responsiveness--or even starvation, depending
> on the workload--while, e.g., one or more files are being
> read/written/copied.  On a similar note, background workloads may
> cause audio/video playback/streaming to stutter, even with long gaps.
> A lot of test results on this problem can be found here [1] (I'm
> citing only this resource just because I'm familiar with it, but
> evidence can be found in countless technical reports, scientific
> papers, forum discussions, and so on).

<snip>

Isn't this a better topic for the Vault conference, or the storage mini
conference?

thanks,

greg k-h


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