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From Robert Coli <>
Subject Re: TTransportException ( Broken pipe)
Date Mon, 21 Jul 2014 23:47:02 GMT
On Mon, Jul 21, 2014 at 8:07 AM, Bhaskar Singhal <>

> I have not seen the issue after changing the commit log segment size to
> 1024MB.

Yes... your insanely over-huge commitlog will be contained in fewer files
if you increase the size of segments.... that will not make it any less of
an insanely over-huge commitlog which indicates systemic failure in your
application's use of Cassandra. Congratulations on masking your actual
issue with your configuration change.

Pool Name                    Active   Pending      Completed   Blocked  All
time blocked
FlushWriter                       6        10          12442
1              2940

1/4 attempts to flush blocked waiting for resources, and you have 6 actives
flushes and 10 pending, because YOU'RE WRITING TOO FAST.

As a meta aside, I am unlikely to respond to further questions of yours
which do not engage with what I have now told you three or four times, that


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