It's more than 30 handoffs sometimes:
Attempting to restart script through sudo -H -u riak
'riak@10.47.109.209' waiting to handoff 6 partitions
'riak@10.47.109.208' waiting to handoff 2 partitions
'riak@10.47.109.207' waiting to handoff 1 partitions
'riak@10.47.109.206' waiting to handoff 14 partitions
'riak@10.47.109.205' waiting to handoff 12 partitions
'riak@10.47.109.204' waiting to handoff 14 partitions
'riak@10.47.109.203' waiting to handoff 16 partitions
'riak@10.47.109.202' waiting to handoff 3 partitions
'riak@10.47.109.201' waiting to handoff 3 partitions
'riak@10.46.109.209' waiting to handoff 4 partitions
'riak@10.46.109.208' waiting to handoff 1 partitions
'riak@10.46.109.207' waiting to handoff 4 partitions
'riak@10.46.109.206' waiting to handoff 12 partitions
'riak@10.46.109.205' waiting to handoff 12 partitions
'riak@10.46.109.204' waiting to handoff 13 partitions
'riak@10.46.109.203' waiting to handoff 12 partitions
'riak@10.46.109.202' waiting to handoff 17 partitions
'riak@10.46.109.201' waiting to handoff 12 partitions
On Thu, 18 Jul 2013 20:21:57 +0200
Simon Effenberg <seffenb...@team.mobile.de> wrote:
> Hi @list,
>
> I see sometimes logs talking about "hinted_handoff transfer of .. failed
> because of TCP recv timeout".
> Also riak-admin transfers shows me many handoffs (is it possible to give some
> insights about "how many" handoffs happened through "riak-admin status"?).
>
> - Is it a normal behavior to have up to 30 handoffs from/to different nodes?
> - How can I get down to the problem with the TCP recv timeout? I'm not sure
> if this is a network problem or if the other node is too slow. The load is ok
> on the machines (some IOwait but not 100%). Maybe interfering with AAE?
>
> Here the log information about the TCP recv timeout. But that is not that
> often but handoffs happens really often:
>
> 2013-07-18 16:22:05.654 UTC [error]
> <0.28933.14>@riak_core_handoff_sender:start_fold:216 hinted_handoff transfer
> of riak_kv_vnode from 'riak@10.46.109.207'
> 1118962191081472546749696200048404186924073353216 to 'riak@10.46.109.205'
> 1118962191081472546749696200048404186924073353216 failed because of TCP recv
> timeout
> 2013-07-18 16:22:05.673 UTC [error]
> <0.202.0>@riak_core_handoff_manager:handle_info:282 An outbound handoff of
> partition riak_kv_vnode 1118962191081472546749696200048404186924073353216 was
> terminated for reason: {shutdown,timeout}
>
>
> Thanks in advance
> Simon
>
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--
Simon Effenberg | Site Ops Engineer | mobile.international GmbH
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