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-rw-r--r--doc/guides/faq/faq.rst7
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/guides/faq/faq.rst b/doc/guides/faq/faq.rst
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+++ b/doc/guides/faq/faq.rst
@@ -88,9 +88,7 @@ the wrong socket, the application simply will not start.
On application startup, there is a lot of EAL information printed. Is there any way to reduce this?
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-Yes, each EAL has a configuration file that is located in the /config directory. Within each configuration file, you will find CONFIG_RTE_LOG_LEVEL=8.
-You can change this to a lower value, such as 6 to reduce this printout of debug information. The following is a list of LOG levels that can be found in the rte_log.h file.
-You must remove, then rebuild, the EAL directory for the change to become effective as the configuration file creates the rte_config.h file in the EAL directory.
+Yes, the option ``--log-level=`` accepts one of these numbers:
.. code-block:: c
@@ -103,6 +101,9 @@ You must remove, then rebuild, the EAL directory for the change to become effect
#define RTE_LOG_INFO 7U /* Informational. */
#define RTE_LOG_DEBUG 8U /* Debug-level messages. */
+It is also possible to change the maximum (and default level) at compile time
+with ``CONFIG_RTE_LOG_LEVEL``.
+
How can I tune my network application to achieve lower latency?
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