Re: How RBD tcp connection works

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Hi,

Long connections means new tcp connection which connect the same targets is reestablished after timeout?


On Tue, 20 Aug 2019 at 10:37, Eliza <eli@xxxxxxxxxxxxxxxx> wrote:
Hi

on 2019/8/20 10:30, fengyd wrote:
> If the creation timestamp of  the FD is not changed, but the socket
> information to which the FD was linked is changed, it means new tcp
> connection is established.
> If there's no reading/wring ongoing,  why new tcp connection is still
> established and the FD count is stable?

Though I am just a ceph user not the expert, but I think each block
device as the client who is involved into CRUSH algorithm for data
rebalancing etc, so long connections between client and OSDs are kept.

regards.
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