Memory-backend TTL

Luke Bakken lbakken at basho.com
Mon Oct 6 12:01:59 EDT 2014


Hi Lucas,

Could you run the following curl statement and provide the full
transcript of the command and response?

curl -vvv -XGET "http://localhost:8098/riak/ttl_stg/props"

--
Luke Bakken
Engineer / CSE
lbakken at basho.com


On Mon, Oct 6, 2014 at 8:55 AM, Lucas Grijander
<lucasgrinjander69 at gmail.com> wrote:
> Hi Luke,
>
> Of course. The request is a simple curl:
>
>  curl -v -X GET "http://localhost:8098/riak/ttl_stg/KEY"
>
> 2014-10-06 16:59 GMT+02:00 Luke Bakken <lbakken at basho.com>:
>>
>> Hi Lucas,
>>
>> Can you confirm that the bucket or bucket-type that contains the
>> object you're retrieving has been configured to use the "ttl_stg"
>> backend?
>> --
>> Luke Bakken
>> Engineer / CSE
>> lbakken at basho.com
>>
>>
>> On Fri, Oct 3, 2014 at 11:32 AM, Lucas Grijander
>> <lucasgrinjander69 at gmail.com> wrote:
>> > Hello,
>> >
>> > I have a memory backend in production with Riak 2.0.1, 4 servers and 256
>> > vnodes. The servers have the same date and time.
>> >
>> > I have seen an odd performance with the ttl.
>> >
>> > This is the config:
>> >
>> >            {<<"ttl_stg">>,riak_kv_memory_backend,
>> >             [{ttl,90},{max_memory,25}]},
>> >
>> > For example, see this GET response in one of the riak servers:
>> >
>> > < HTTP/1.1 200 OK
>> > < X-Riak-Vclock: a85hYGBgzGDKBVIc4otdfgR/7bfIYEpkzGNlKI1efJYvCwA=
>> > < Vary: Accept-Encoding
>> > * Server MochiWeb/1.1 WebMachine/1.10.5 (jokes are better explained) is
>> > not
>> > blacklisted
>> > < Server: MochiWeb/1.1 WebMachine/1.10.5 (jokes are better explained)
>> > < Link: </riak/ttl_stg>; rel="up"
>> > < Last-Modified: Fri, 03 Oct 2014 17:40:05 GMT
>> > < ETag: "3c8bGoifWcOCSVn0otD5nI"
>> > < Date: Fri, 03 Oct 2014 17:47:50 GMT
>> > < Content-Type: application/json
>> > < Content-Length: 17
>> >
>> > If the TTL is 90 seconds, Why the GET doesn't return "not found" if the
>> > difference between "Last-Modified" and "Date" (of the curl request) is
>> > greater than the TTL?
>> >
>> > Thanks in advance!
>> >
>> >
>> > _______________________________________________
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>> > riak-users at lists.basho.com
>> > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
>> >
>
>
>
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