trace_block_plug(9) centos man page | unix.com

TRACE_BLOCK_PLUG(9)						     Block IO						       TRACE_BLOCK_PLUG(9)

NAME
       trace_block_plug - keep operations requests in request queue

SYNOPSIS
       void trace_block_plug(struct request_queue * q);

ARGUMENTS
       q
	   request queue to plug

DESCRIPTION
       Plug the request queue q. Do not allow block operation requests to be sent to the device driver. Instead, accumulate requests in the queue
       to improve throughput performance of the block device.

AUTHORS
       Jason Baron <jbaron@redhat.com>
	   Author.

       William Cohen <wcohen@redhat.com>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						       TRACE_BLOCK_PLUG(9)