Thanks a lot for these answers this clarified a lot for me and I know now my storage is working reasonable.
But I still have a few questions:
sync=standard
I have iSCSI and I have sync=standard.
In Windows I see 2 options:
1. Enable write caching on the device
Improves system performance by...
A pool high load indicates that the computer is fast enough to saturate a pool as it works as fast as possible.
I don't understand how can de pool be saturate and the disk %busy @around %50 if the computer is fast enough?
Here is the test, i set the comp to off:
begin test 1 .
begin test 2 ...
I have a strange issue, on my ZFS Napp-it back-up storage.
When my back-up jobs are running the pool off the storage is most off the time busy @ 100% or almost 100% but the disk are busy around 50%.
I am using SATA spinning disk so they are already slow and I don't want the disk to be the bottle...
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