[jira] [Commented] (TS-3898) TLS to the origin can allocate 1MB of iobuffers

["Bryan Call (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/TS-3898?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14737149#comment-14737149 ] 

Bryan Call commented on TS-3898:
--------------------------------

Production sever that is getting a lot of traffic:

{code}
     allocated      |        in-use      | type size  |   free list name
--------------------|--------------------|------------|----------------------------------
         1868562432 |         1634697216 |      32768 | memory/ioBufAllocator[8]

                                          Location |          Size In-use
---------------------------------------------------+------------------------
                    memory/IOBuffer/HttpSM.cc:6326 |           1512824832
{code}


> TLS to the origin can allocate 1MB of iobuffers
> -----------------------------------------------
>
>                 Key: TS-3898
>                 URL: https://issues.apache.org/jira/browse/TS-3898
>             Project: Traffic Server
>          Issue Type: Improvement
>          Components: SSL
>            Reporter: Bryan Call
>
> When connecting to an origin that is over TLS there can be 1MB of iobuffers allocated:
> Configuration:
> {code}
> [bcall@homer trafficserver]$ tail -1 /usr/local/etc/trafficserver/remap.config
> map / https://www.flickr.com
> {code}
> Client:
> {code}
> [bcall@homer trafficserver]$ curl -D - -k https://127.0.0.1:4443/
> [bcall@homer trafficserver]$ sudo kill -SIGUSR1 $(pidof traffic_server){code}
> Server:
> {code}
>      allocated      |        in-use      | type size  |   free list name
> --------------------|--------------------|------------|----------------------------------
>             1048576 |                  0 |      32768 | memory/ioBufAllocator[8]
> {code}



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