Re: dropped messages

2010-09-22 Thread Carl Bruecken
On 9/22/10 9:37 AM, Jonathan Ellis wrote: it's easy to tell from tpstats which stage(s) are overloaded On Wed, Sep 22, 2010 at 8:29 AM, Carl Bruecken wrote: With current implementation, it's impossible to tell from logs what the message types (verb) were dropped. I read this w

dropped messages

2010-09-22 Thread Carl Bruecken
With current implementation, it's impossible to tell from logs what the message types (verb) were dropped. I read this was changed for spamming, but I think the behavior should be configurable, either aggregate counts of dropped messages or log individual occurrences with the message verb.

Re: improving read performance

2010-09-20 Thread Carl Bruecken
On 9/20/10 12:47 PM, Peter Schuller wrote: This drawback is unfortunate for systems that use time-based row keys.In such systems, row data will generally not be fragmented very much, if at all, but reads suffer because the assumption is that all data is fragmented. Even further, in a re

improving read performance

2010-09-20 Thread Carl Bruecken
The cassandra FAQ answers the question as to why reads are slower than writes as follows: http://wiki.apache.org/cassandra/FAQ#reads_slower_writes This drawback is unfortunate for systems that use time-based row keys.In such systems, row data will generally not be fragmented very much,