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From Manu Zhang <>
Subject Re: unable to read saved rowcache from disk
Date Wed, 14 Nov 2012 02:47:47 GMT
"incorrect"... what do you mean? I think it's only 15MB, which is not big.

On Wed, Nov 14, 2012 at 10:38 AM, Edward Capriolo <>wrote:

> Yes the row cache "could be" incorrect so on startup cassandra verify they
> saved row cache by re reading. It takes a long time so do not save a big
> row cache.
> On Tuesday, November 13, 2012, Manu Zhang <> wrote:
> > I have a rowcache provieded by SerializingCacheProvider.
> > The data that has been read into it is about 500MB, as claimed by
> jconsole. After saving cache, it is around 15MB on disk. Hence, I suppose
> the size from jconsole is before serializing.
> > Now while restarting Cassandra, it's unable to read saved rowcache back.
> By "unable", I mean around 4 hours and I have to abort it and remove cache
> so as not to suspend other tasks.
> > Since the data aren't huge, why Cassandra can't read it back?
> > My Cassandra is 1.2.0-beta2.

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