Hi Peer,

On 20.05.2016 14:19, Peer Heinlein wrote:
We're running Dovecot with SOLR Lucene 5.5 and we have several errors like

badMessage: 414 for
HttpChannelOverHttp@5216da8e{r=0,​c=false,​a=IDLE,​uri=-}
20.5.2016, 14:10:16

and
        
URI is too large >8192

in our solr-logfile.

I don't know if this is a problem in SOLR or in Dovecot, so I just bring
it to your attention.

Peer


Maybe increasing maxHttpHeaderSize="65536" in your Tomcat Connector definition in /etc/tomcat7/server.xml helps. But as far as I know the default URI limit should be 32k, not 8k... Do you have a HTTP proxy in front of your SOLR servers? Apache has a request limit of 8k for example...
http://httpd.apache.org/docs/current/mod/core.html#limitrequestline

Problem seems to be that some clients (iOS?) are doing very strange SEARCH commands, with many OR conditions, which results in very long search requests to SOLR...

Michael
  • Dovecot-FTS: Peer Heinlein
    • Re: Dovecot-FTS: Michael Kliewe

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