Re: Trouble with history

[Sam Giraffe <sam@giraffetech.biz>]

Thank you, setting HISTSIZE to match SAVEHIST solved my problem. :)

On Sat, Jan 31, 2015 at 10:33 AM, Bart Schaefer
<schaefer@brasslantern.com> wrote:
> On Jan 31,  7:06am, Sam Giraffe wrote:
> }
> } I am having trouble getting zsh backward history search to work from
> } the zsh history file.
>
> Let's start by getting the history number into your prompt:
>
> PROMPT='%h %~> '
>
> If that number is greater than 1 when the shell starts up, then your
> history is being read.
>
> } My .zsh_history file is only 2,850 bytes, with 104 commands in it.
>
> The next thing to note is that the default value for $HISTSIZE (the
> number of commands the shell will keep in memory) is only 30, and you
> have not reset it in the .zshrc that you sent, so only the most recent
> 30 commands from $HISTFILE would be kept; you won't be able to search
> farther back than that.
>
> The use of share_history can allow the HISTFILE to grow larger than
> HISTSIZE.  Otherwise you'd normally want HISTSIZE to be at least as
> large as SAVEHIST.
>
> } When I type in Ctrl-R, the backward history search works only for the
> } history items that were typed during the life of the shell.
>
> There is a control for accessing only the current shell's history when
> using share_history but it looks pretty unlikely that you've got that
> turned on.  First let's confirm that your history is even being read.