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Remove 128KB bzero() call done for every block I/O data buffer.

Description

Remove 128KB bzero() call done for every block I/O data buffer.

On my tests this improves performance of the new iSCSI target backed by
GEOM STRIPE of SSDs from 75K to 110K IOPS.

Reviewed by: ken

Details

Provenance
mavAuthored on Oct 23 2013, 5:55 PM
Parents
rGf214848258c8: Add two new interfaces to ofw_bus:
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