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Posted to commits@logging.apache.org by rp...@apache.org on 2016/05/09 17:33:10 UTC
logging-log4j2 git commit: LOG4J2-1297 added text to synchronous file
logging response time section
Repository: logging-log4j2
Updated Branches:
refs/heads/master ffd71dc9b -> 1e7f9f11c
LOG4J2-1297 added text to synchronous file logging response time section
Project: http://git-wip-us.apache.org/repos/asf/logging-log4j2/repo
Commit: http://git-wip-us.apache.org/repos/asf/logging-log4j2/commit/1e7f9f11
Tree: http://git-wip-us.apache.org/repos/asf/logging-log4j2/tree/1e7f9f11
Diff: http://git-wip-us.apache.org/repos/asf/logging-log4j2/diff/1e7f9f11
Branch: refs/heads/master
Commit: 1e7f9f11c2a23a62ea01d8f303c364ac89274a14
Parents: ffd71dc
Author: rpopma <rp...@apache.org>
Authored: Tue May 10 02:33:37 2016 +0900
Committer: rpopma <rp...@apache.org>
Committed: Tue May 10 02:33:37 2016 +0900
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src/site/xdoc/manual/garbagefree.xml | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
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http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/1e7f9f11/src/site/xdoc/manual/garbagefree.xml
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diff --git a/src/site/xdoc/manual/garbagefree.xml b/src/site/xdoc/manual/garbagefree.xml
index 509a9d5..3b55012 100644
--- a/src/site/xdoc/manual/garbagefree.xml
+++ b/src/site/xdoc/manual/garbagefree.xml
@@ -422,12 +422,14 @@ public void garbageFree() {
of tens of milliseconds or more; and attempting to increase the load even more results in larger and larger
response time spikes.
</p>
- <h4>Synchronous Logging</h4>
- <p>With synchronous logging, garbage-free logging still performs better, but the difference is less pronounced.
+ <h4>Synchronous File Logging</h4>
+ <p>With file synchronous logging, garbage-free logging still performs better, but the difference is less pronounced.
</p>
- <p>For both classic and garbage-free logging, synchronous logging showed response times of 3-5 milliseconds
- even at loads of 100,000 messages/second. It may be possible to improve on this, we did not investigate
- further yet.</p>
+ <p>For both classic and garbage-free logging, synchronous file logging showed response times of 3-5 milliseconds
+ even at loads of 100,000 messages/second.
+ When the workload is increased to 300,000 messages/second, classic logging shows response time pauses of 6
+ milliseconds where the garbage-free response times were less than 3 milliseconds.
+ It may be possible to improve on this, we did not investigate further yet.</p>
<p><img src="../images/ResponseTimeSyncClassicVsGcFree.png" /></p>
<a name="Throughput" />