On 9/24/10, Patrick Kariuki <
patrick.kariuki@gmail.com> wrote:
> Interesting how sysadmins/coders get production systems, especially on
> LAMP and HA cluster setups online without a Performance/Scalability
> Test - case in point, you have a very good application (lots of $$
> expected once its launched) and mounting pressure from the senior
> management to 'get things working!!'
>
> A couple of minutes, hours, days, weeks or months after launching the
> system(depending on the amount of load you're dealing with) and you
> realize:
>
> 1. Did I need a 3-way failover plan? DRBD only works with 2 nodes.
> Should I have slaves replicating off the replicated databases?
> 2. Mysql Replication or DRBD / DRBD+Heartbeat.or DRBD+Mysql Cluster -
> how often Im I making schema changes on my application(s)?
> 3. For my Apache setup maybe FastCGI was better to use than mod_php?
> 4. Ok.. its a network issue, do I have a technical solution to improve
> resilience and network load?
> 5. IM I LEARNING FROM A PRODUCTION SYSTEM?
>
> *Something I observed as I took backstage while constantly giggling
> and later left in my capacity as
> volunteer-until-the-system-runs-then-we-can-discuss-employment-terms
> in an upcoming IT firm.
>
> Until I get a serious employer:
> $cd /pub
> $more beer
> $find /share/.trash/ -type f -atime +30 -exec rm -fr {} \;
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