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-rw-r--r--system/doc/system_principles/error_logging.xml34
1 files changed, 18 insertions, 16 deletions
diff --git a/system/doc/system_principles/error_logging.xml b/system/doc/system_principles/error_logging.xml
index 9d95ce8f3b..9290a1de17 100644
--- a/system/doc/system_principles/error_logging.xml
+++ b/system/doc/system_principles/error_logging.xml
@@ -62,46 +62,48 @@ Error in process <0.27.0> with exit value: {{badmatch,[1,2,3]},[{m,f,1},{shell,e
<p>The standard behaviours (<c>supervisor</c>, <c>gen_server</c>,
and so on) send progress and error information to
Logger. Progress reports are by default not logged, but can be
- enabled by setting the Kernel configuration
- parameter <c>logger_progress_reports</c> to <c>log</c>. Supervisor
- reports, crash reports and other error and information reports
- are by default logged through the log handler which is
- set up when the Kernel application is started.</p>
+ enabled by setting the primary log level to <c>info</c>, for
+ example by using the Kernel configuration
+ parameter <c>logger_level</c>. Supervisor reports, crash reports
+ and other error and information reports are by default logged
+ through the log handler which is set up when the Kernel
+ application is started.</p>
<p>Prior to Erlang/OTP 21.0, supervisor, crash, and progress
reports were only logged when the SASL application was
running. This behaviour can, for backwards compatibility, be
enabled by setting the Kernel configuration
- parameter <c>logger_sasl_compatible</c> to <c>true</c>. For more
- information, see
+ parameter <seealso marker="kernel:kernel_app#logger_sasl_compatible">
+ <c>logger_sasl_compatible</c></seealso>
+ to <c>true</c>. For more information, see
<seealso marker="sasl:error_logging">SASL Error Logging</seealso>
in the SASL User's Guide.</p>
<pre>
-% <input>erl -kernel logger_progress_reports log</input>
-Erlang/OTP 21 [erts-10.0] [source-76388a1] [64-bit] [smp:4:4] [ds:4:4:10] [async-threads:1] [hipe]
+% <input>erl -kernel logger_level info</input>
+Erlang/OTP 21 [erts-10.0] [source-13c50db] [64-bit] [smp:4:4] [ds:4:4:10] [async-threads:1] [hipe]
-=PROGRESS REPORT==== 18-May-2018::21:33:41.705292 ===
+=PROGRESS REPORT==== 8-Jun-2018::16:54:19.916404 ===
application: kernel
started_at: nonode@nohost
-=PROGRESS REPORT==== 18-May-2018::21:33:41.708900 ===
+=PROGRESS REPORT==== 8-Jun-2018::16:54:19.922908 ===
application: stdlib
started_at: nonode@nohost
-=PROGRESS REPORT==== 18-May-2018::21:33:41.726003 ===
+=PROGRESS REPORT==== 8-Jun-2018::16:54:19.925755 ===
supervisor: {local,kernel_safe_sup}
- started: [{pid,&lt;0.75.0>},
+ started: [{pid,&lt;0.74.0>},
{id,disk_log_sup},
{mfargs,{disk_log_sup,start_link,[]}},
{restart_type,permanent},
{shutdown,1000},
{child_type,supervisor}]
-=PROGRESS REPORT==== 18-May-2018::21:33:41.726348 ===
+=PROGRESS REPORT==== 8-Jun-2018::16:54:19.926056 ===
supervisor: {local,kernel_safe_sup}
- started: [{pid,&lt;0.76.0>},
+ started: [{pid,&lt;0.75.0>},
{id,disk_log_server},
{mfargs,{disk_log_server,start_link,[]}},
{restart_type,permanent},
{shutdown,2000},
{child_type,worker}]
-Eshell V9.3.1 (abort with ^G)
+Eshell V10.0 (abort with ^G)
1> </pre>
</section>
</chapter>