From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
---|---|
To: | Mark Mielke <mark(at)mark(dot)mielke(dot)cc> |
Cc: | Simon Riggs <simon(at)2ndQuadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Hot Standby on git |
Date: | 2009-09-27 02:57:49 |
Message-ID: | 20090927025749.GB5944@alvh.no-ip.org |
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Thread: | |
Lists: | pgsql-hackers |
Mark Mielke escribió:
> Most real life code gets a little more complicated. For example,
> what if we want to simulate a network failure or "out of disk space"
> condition? What if we want to test out what happens when the Y2038
> date is reached? This requires either complex test case setup that
> is difficult to run reproducibly, or another approach - "mock". It
> means doing things like overriding the write() method, and making it
> return successful N times, and then failing on the (N+1)th time with
> ENOSPC.
I remember a kernel simulator based on User-Mode Linux called UMLsim,
with which you could stuff like this. It's dead at this point though,
and I don't know if there's any replacement.
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
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