From 88e124859a5018c3412fb72fba351546fe96f028 Mon Sep 17 00:00:00 2001 From: Alan Orth Date: Mon, 22 Jan 2018 17:10:19 +0200 Subject: [PATCH] Update notes for 2018-01-22 --- content/post/2018-01.md | 7 ++++++- public/2018-01/index.html | 15 +++++++++++---- public/sitemap.xml | 10 +++++----- 3 files changed, 22 insertions(+), 10 deletions(-) diff --git a/content/post/2018-01.md b/content/post/2018-01.md index 49ee5de97..215ef6202 100644 --- a/content/post/2018-01.md +++ b/content/post/2018-01.md @@ -539,7 +539,7 @@ db.url = jdbc:postgresql://localhost:5432/dspacetest?ApplicationName=dspaceDefau - I don't see a setting for `maxSpareThreads` in the docs so that might be an error - Looks like in Tomcat 8.5 the default URIEncoding for Connectors is UTF-8, so we don't need to specify that manually anymore: https://tomcat.apache.org/tomcat-8.5-doc/config/http.html - -- Ooh, I just the `acceptorThreadCount` setting (in Tomcat 7 and 8.5): +- Ooh, I just saw the `acceptorThreadCount` setting (in Tomcat 7 and 8.5): ``` The number of threads to be used to accept connections. Increase this value on a multi CPU machine, although you would never really need more than 2. Also, with a lot of non keep alive connections, you might want to increase this value as well. Default value is 1. @@ -993,3 +993,8 @@ $ ./rest-find-collections.py 10568/1 | wc -l 308 $ ./rest-find-collections.py 10568/1 | grep -i untitled ``` + +- Looking at the [Tomcat connector docs](https://tomcat.apache.org/tomcat-7.0-doc/config/http.html) I think we really need to increase `maxThreads` +- The default is 200, which can easily be taken up by bots considering that Google and Bing each browse with fifty (50) connections each sometimes! +- Before I increase this I want to see if I can measure and graph this, and then benchmark +- I still want to bump up `acceptorThreadCount` from 1 to 2 as well, as the documentation says this should be increased on multi-core systems diff --git a/public/2018-01/index.html b/public/2018-01/index.html index 4c0d513a1..401421d87 100644 --- a/public/2018-01/index.html +++ b/public/2018-01/index.html @@ -92,7 +92,7 @@ Danny wrote to ask for help renewing the wildcard ilri.org certificate and I adv - + @@ -194,9 +194,9 @@ Danny wrote to ask for help renewing the wildcard ilri.org certificate and I adv "@type": "BlogPosting", "headline": "January, 2018", "url": "https://alanorth.github.io/cgspace-notes/2018-01/", - "wordCount": "5530", + "wordCount": "5612", "datePublished": "2018-01-02T08:35:54-08:00", - "dateModified": "2018-01-20T11:15:07+02:00", + "dateModified": "2018-01-22T15:38:33+02:00", "author": { "@type": "Person", "name": "Alan Orth" @@ -850,7 +850,7 @@ cache_alignment : 64
  • I don’t see a setting for maxSpareThreads in the docs so that might be an error
  • Looks like in Tomcat 8.5 the default URIEncoding for Connectors is UTF-8, so we don’t need to specify that manually anymore: https://tomcat.apache.org/tomcat-8.5-doc/config/http.html
  • -
  • Ooh, I just the acceptorThreadCount setting (in Tomcat 7 and 8.5):
  • +
  • Ooh, I just saw the acceptorThreadCount setting (in Tomcat 7 and 8.5):
  • The number of threads to be used to accept connections. Increase this value on a multi CPU machine, although you would never really need more than 2. Also, with a lot of non keep alive connections, you might want to increase this value as well. Default value is 1.
    @@ -1356,6 +1356,13 @@ $ docker exec dspace_db psql -U dspace -f /tmp/update-sequences.sql dspace
     $ ./rest-find-collections.py 10568/1 | grep -i untitled
     
    + + diff --git a/public/sitemap.xml b/public/sitemap.xml index 9cbd1a969..d3e24a98a 100644 --- a/public/sitemap.xml +++ b/public/sitemap.xml @@ -4,7 +4,7 @@ https://alanorth.github.io/cgspace-notes/2018-01/ - 2018-01-20T11:15:07+02:00 + 2018-01-22T15:38:33+02:00 @@ -144,7 +144,7 @@ https://alanorth.github.io/cgspace-notes/ - 2018-01-20T11:15:07+02:00 + 2018-01-22T15:38:33+02:00 0 @@ -155,7 +155,7 @@ https://alanorth.github.io/cgspace-notes/tags/notes/ - 2018-01-20T11:15:07+02:00 + 2018-01-22T15:38:33+02:00 0 @@ -167,13 +167,13 @@ https://alanorth.github.io/cgspace-notes/post/ - 2018-01-20T11:15:07+02:00 + 2018-01-22T15:38:33+02:00 0 https://alanorth.github.io/cgspace-notes/tags/ - 2018-01-20T11:15:07+02:00 + 2018-01-22T15:38:33+02:00 0