[RFC] Q&A propose to add into FAQ

Glen Barber gjb at FreeBSD.org
Sat Dec 22 14:56:41 UTC 2012


On Fri, Dec 21, 2012 at 11:34:54PM -0500, Eitan Adler wrote:
> diff --git a/en_US.ISO8859-1/books/faq/book.xml
> b/en_US.ISO8859-1/books/faq/book.xml
> index 7410446..999a5a9 100644
> --- a/en_US.ISO8859-1/books/faq/book.xml
> +++ b/en_US.ISO8859-1/books/faq/book.xml
> @@ -4464,6 +4464,26 @@ C:\="DOS"</programlisting>
>  	      slower.</para>
>  	  </answer>
>  	</qandaentry>
> +
> +	<qandaentry>
> +	  <question id="zpool-fully-full">
> +	    <para>I can not delete or create files on my ZFS pool.
> +	      How can I fix this?</para>
> +	  </question>
> +
> +	  <answer>
> +	    <para>This could happen because the pool is 100% full.
> +	      ZFS requires space on the disk in order to write
> +	      transaction meta data.   In order to restore the pool

"meta data" should be one word.  Also, there are three spaces after the
sentence stop.

> +	      to a usable state, truncate a file you want to
> +	      delete.</para>
> +
> +	    <screen>&prompt.user; <userinput>truncate -s 0
> <replaceable>unimportant-file</replaceable></userinput></screen>
> +
> +	    <para>File truncation works because a new transaction is
> +	      not started, new spare blocks are created instead.</para>

It should also be noted that on a system with additional ZFS dataset
tuning, such as deduplication, that space may not become immediately
available.

Glen

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