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Accumulo >> mail # dev >> System swappiness setting warning - important enough to display when shell starts?


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David Medinets 2012-06-07, 23:36
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Re: System swappiness setting warning - important enough to display when shell starts?
Personally, I like that non-deal-breaking settings are kept reasonably
quiet at start up. In my dev environment I haven't run into an issue
with it on Linux and have never messed with it on OSX.

On Thu, Jun 7, 2012 at 7:36 PM, David Medinets <[EMAIL PROTECTED]> wrote:
> I don't know the impact when this setting is too high. Apparently the
> default in Ubuntu is 60. I only noticed the warning because I was
> looking at log files randomly. I'm wondering if this check is
> important enough to be done when the shell starts and to display the
> error to the console at that time.
>
> This was the message:
>
> [server.Accumulo] WARN : System swappiness setting is greater than ten
> (60) which can cause time-sensitive operations to be delayed.
> Accumulo is time sensitive b
> ecause it needs to maintain distributed lock agreement.
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Eric Newton 2012-06-08, 01:24
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Jim Klucar 2012-06-08, 01:31
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Eric Newton 2012-06-08, 02:17
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB