Describe in the HOWTO and man page the windowsaio ioengine
no_completion_thread option.
Signed-off-by: Vincent Fu <vincent.fu@samsung.com>
performance. The default is to enable it only if
:option:`libblkio_wait_mode=eventfd <libblkio_wait_mode>`.
+.. option:: no_completion_thread : [windowsaio]
+
+ Avoid using a separate thread for completion polling.
+
I/O depth
~~~~~~~~~
Enable the queue's completion eventfd even when unused. This may impact
performance. The default is to enable it only if
\fBlibblkio_wait_mode=eventfd\fR.
+.TP
+.BI (windowsaio)no_completion_thread
+Avoid using a separate thread for completion polling.
.SS "I/O depth"
.TP
.BI iodepth \fR=\fPint