[zfs-discuss] ARC Maxphys recordsize

2010-03-01 Thread Abdullah Al-Dahlawi
Greeting ALL Can someone explain to me why I was successfully able issue (through application) an I/Os of 128K each (monitored by DTrace) while my Maxphys=56K only ?? My understanding is that Maxphys is the max I/O size that the storage device can handle for a single I/O, it has been well

Re: [zfs-discuss] ARC Maxphys recordsize

2010-03-01 Thread Richard Elling
On Mar 1, 2010, at 1:31 AM, Abdullah Al-Dahlawi wrote: Greeting ALL Can someone explain to me why I was successfully able issue (through application) an I/Os of 128K each (monitored by DTrace) while my Maxphys=56K only ?? My understanding is that Maxphys is the max I/O size that the