Re: DRBD very slow....

[John R Pierce <pierce@xxxxxxxxxxxx>]

> On google I found the following page:
> http://www.nabble.com/Huge-latency-issue-with-8.2.6-td18947965.html
>
> I have found in the drbdsetup (8) man page the sndbuf-size option, and I
> will try setting this.
>
> On the nabble page they talk about the TCP_NODELAY and TCP_QUICKACK
> socket option. Does this have to do with Nagle algorithm?
>
> Where do I set these socket options? Do I have to compile drbd with
> them?
>   

those are socket flags set on a socket open() call.    the page you 
refer to specifically says they changed this in 8.2.7



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