Hi Russell,
Bucket Properties are:
young_vclock: 20
w: quorum
small_vclock: 50
rw: quorum
r: quorum
pw: 0
precommit: []
pr: 0
postcommit: []
old_vclock: 86400
notfound_ok: true
n_val: 3
linkfun: {modfun,riak_kv_wm_link_walker,mapreduce_linkfun}
last_write_wins: true
dw: quorum
dvv_enabled: true
chash_keyfun: {riak_core_util,chash_std_keyfun}
big_vclock: 50
basic_quorum: false
allow_mult: false
active: true
claimant: 'n1@10.2.4.5'
Jason
[image: photo]
*Jason Ryan*
VP Engineering
Trustev
Real Time, Online Identity Verification
email: jason.r...@trustev.com
skype: jason_j_ryan
web: www.trustev.com
Trustev Ltd, 2100 Cork Airport Business Park, Cork, Ireland.
On 30 December 2014 at 08:49, Russell Brown <russell.br...@me.com> wrote:
> Please can you let me know if you’re using a typed or default bucket?
>
> Please can you let me know what you’re DVV setting is?
>
> On 29 Dec 2014, at 12:27, Jason Ryan <jason.r...@trustev.com> wrote:
>
> Also we noticed these warnings - should we change the environment to make
> these on each node?
>
> 2014-12-29 11:32:14.564 [warning] <0.339.0> riak_kv_env: sysctl
> net.core.rmem_max is 124928, should be at least 8388608)
> 2014-12-29 11:32:14.564 [warning] <0.339.0> riak_kv_env: sysctl
> net.core.netdev_max_backlog is 1000, should be at least 10000)
> 2014-12-29 11:32:14.564 [warning] <0.339.0> riak_kv_env: sysctl
> net.core.somaxconn is 128, should be at least 40000)
> 2014-12-29 11:32:14.564 [warning] <0.339.0> riak_kv_env: sysctl
> net.ipv4.tcp_max_syn_backlog is 2048, should be at least 40000)
> 2014-12-29 11:32:14.565 [warning] <0.339.0> riak_kv_env: sysctl
> net.ipv4.tcp_fin_timeout is 60, should be no more than 15)
> 2014-12-29 11:32:14.565 [warning] <0.339.0> riak_kv_env: sysctl
> net.ipv4.tcp_keepalive_intvl is 75
> , should be no more than 30)
> 2014-12-29 11:32:14.565 [warning] <0.339.0> riak_kv_env: sysctl
> net.ipv4.tcp_tw_reuse is 0, should be 1)
> 2014-12-29 11:33:02.528 [warning] <10924.36.0> OS_MON (memsup) called by
> <10924.36.0>, not started
> 2014-12-29 11:33:02.534 [warning] <10924.45.0> OS_MON (memsup) called by
> <10924.45.0>, not started
>
>
>
>
>
> On 29 December 2014 at 12:08, Sargun Dhillon <sar...@sargun.me> wrote:
>
>> The bucket (type) that you're working with -- what are your
>> allow_mult, and last_write_wins settings?
>>
>> On Mon, Dec 29, 2014 at 4:05 AM, Jason Ryan <jason.r...@trustev.com>
>> wrote:
>> > It seems to move between 4 keys in particular, these keys are actually
>> empty
>> > at the moment (i.e. an empty JSON document).
>> >
>> > CPU utilization is close to zero.
>> >
>> > Can't see anything in particular, bar the error message I just posted
>> > before.
>> >
>> > Jason
>> >
>> >
>> > On 29 December 2014 at 11:58, Ciprian Manea <cipr...@basho.com> wrote:
>> >>
>> >> Hi Jason,
>> >>
>> >> Are these random timeouts happening for only one key, or is common for
>> >> more?
>> >>
>> >> What is the CPU utilisation in the cluster when you're experience these
>> >> timeouts?
>> >>
>> >> Can you spot anything peculiar in your server's $ dmesg outputs? Any
>> I/O
>> >> errors there?
>> >>
>> >>
>> >> Regards,
>> >> Ciprian
>> >>
>> >> On Mon, Dec 29, 2014 at 1:55 PM, Sargun Dhillon <sar...@sargun.me>
>> wrote:
>> >>>
>> >>> Several things:
>> >>> 1) I recommend you have a 5-node cluster:
>> >>>
>> http://basho.com/why-your-riak-cluster-should-have-at-least-five-nodes/
>> >>> 2) What version of Riak are you using?
>> >>> 3) What backend(s) are you using?
>> >>> 4) What's the size of your keyspace?
>> >>> 5) Are you actively rewriting keys, or writing keys to the cluster?
>> >>> 6) Do you know how much I/O the cluster is currently doing?
>> >>>
>> >>> On Mon, Dec 29, 2014 at 2:51 AM, Jason Ryan <jason.r...@trustev.com>
>> >>> wrote:
>> >>> > Hi,
>> >>> >
>> >>> > We are getting random timeouts from our application (>60seconds)
>> when
>> >>> > we try
>> >>> > to retrieve a key from our Riak cluster (4 nodes with a load
>> balancer
>> >>> > in
>> >>> > front of them). Our application just uses the standard REST API to
>> >>> > query
>> >>> > Riak.
>> >>> >
>> >>> > We are pretty new to Riak - so would like to understand how best to
>> >>> > debug
>> >>> > this issue? Is there any good pointers on what to start with? This
>> is
>> >>> > our
>> >>> > production cluster.
>> >>> >
>> >>> > Thanks,
>> >>> > Jason
>> >>> >
>> >>> >
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>> this
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>> >>> > individual
>> >>> > sender and not Trustev Ltd. Trustev is registered in Ireland No.
>> 516425
>> >>> > and
>> >>> > trades from 2100 Cork Airport Business Park, Cork, Ireland.
>> >>> >
>> >>> >
>> >>> > _______________________________________________
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>> >>> > riak-users@lists.basho.com
>> >>> > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
>> >>> >
>> >>>
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>> >>
>> >
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>> and
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>>
>
>
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intended recipient. Any views expressed in this message are those of the
individual sender and not Trustev Ltd. Trustev is registered in Ireland No.
516425 and trades from 2100 Cork Airport Business Park, Cork, Ireland.
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