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a470cb2a06
If there is a burst of message the receive worker will filling up the processing queue but where are too slow to process dlm messages. This patch will slow down the receiver worker to keep the buffer on the socket layer to tell the sender to backoff. This is done by a threshold to get the next buffers from the socket after all messages were processed done by a flush_workqueue(). This however only occurs when we have a message burst when we e.g. create 1 million locks. If we put more and more new messages to process in the processqueue we will soon run out of memory. Signed-off-by: Alexander Aring <aahringo@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.