On Mon, Aug 19, 2019 at 5:30 AM Daegyu Han wrote:
> Hi all,
>
> To my understand, Hedged-Read is a technique for copying IO to a replica
> when pread () is delayed to mitigate IO latency such as speculative
> execution in MapReduce.
>
> - Does Hedged-read really happen where it uses hbase
On Mon, Aug 19, 2019 at 5:30 AM Daegyu Han wrote:
> Hi all,
>
> To my understand, Hedged-Read is a technique for copying IO to a replica
> when pread () is delayed to mitigate IO latency such as speculative
> execution in MapReduce.
>
>
The release note on the feature has a pretty good
Hi all,
To my understand, Hedged-Read is a technique for copying IO to a replica
when pread () is delayed to mitigate IO latency such as speculative
execution in MapReduce.
- Does Hedged-read really happen where it uses hbase databases?
- Does hedged-read often occur because of a bottleneck in