yes correct I am using Hbase on hdfs with hadoop-2.7.3
The file system is ext4.
I was hoping that I can avoid the sync option,
Dr Mich Talebzadeh
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On 7 June 2018 at 01:43, Sean Busbey <firstname.lastname@example.org> wrote:
> On Wed, Jun 6, 2018 at 6:11 PM, Mich Talebzadeh
> <email@example.com> wrote:
> > so the region server started OK but then I had a problem with master :(
> > java.lang.IllegalStateException: The procedure WAL relies on the
> ability to
> > hsync for proper operation during component failures, but the underlying
> > filesystem does not support doing so. Please check the config value of
> > 'hbase.procedure.store.wal.use.hsync' to set the desired level of
> > robustness and ensure the config value of 'hbase.wal.dir' points to a
> > FileSystem mount that can provide it.
> This error means that you're running on top of a Filesystem that
> doesn't provide sync.
> Are you using HDFS? What version?