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Groups > linux.debian.user > #270143

Re: Maximum size .bash_aliases file

From Keith Bainbridge <keithrbau@gmail.com>
Newsgroups linux.debian.user
Subject Re: Maximum size .bash_aliases file
Date 2024-06-17 10:30 +0200
Message-ID <IQfUu-3xza-7@gated-at.bofh.it> (permalink)
References <IPThf-3iGI-5@gated-at.bofh.it> <IPYAh-3m1c-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 16/6/24 23:50, Greg Wooledge wrote:
> On Sun, Jun 16, 2024 at 06:13:36PM +1000, Keith Bainbridge wrote:

It was late afternoon on 16Jun2024 that I wrote this. Possibly 18:13:36 
when I pressed send. I'd reckon it would likely have been 08:13:36 UTC 
  What's wrong with my system clock. I've not really looked at the time 
on my originals before.  I'll try to remember to enter my local time as 
I press send


>>      Environment Variables: Bash has a limit on the number of environment
>> variables it can store, which is typically around 32,000. If you define too
>> many aliases, you may exceed this limit, causing issues with your shell.
> 
> This is not strictly true.  There is no limit imposed by bash; but
> there is a limit imposed by the *kernel* on the total size of the
> environment plus the argv[] argument vector passed to a process.
> 
> <https://www.in-ulm.de/~mascheck/various/argmax/> documents this
> extremely thoroughly.
> 
> In most cases, when a problem arises with hitting this limit, it's
> because the argument list is too long, not the environment.  You seem
> to be hitting it from the other direction, though.
> 
> Solution: "don't do that".
> 
>>      Shell Scripting: Bash scripts have a limit on the number of commands
>> they can execute, which is typically around 64,000.

Thanks Greg

Your comments on the summary provided by the search engine will make me 
read them with a bigger grain of salt.
> 
> Well... that sounds like you're filling up the table of exit statuses
> that have been reaped internally.  I think there might have been some
> bugs in older versions of bash concerning this issue as well.

Ummm could I be doing this without knowing what it means?
> 
> Some people have reported this issue when they run an infinite loop with
> an external command inside it (e.g. sleep).

I have 1 sleep line in what is now a function. It was added in an effort 
to get the USB to unmount after the back-up process and cd to~. I did 
get a command prompt back, but the USB was still mounted according to df
> 
> I don't recall off the top of my head how to work around this issue, if
> you're writing "daemon scripts" that run forever and spawn external
> commands within a loop.  You might need to Google it.  It's a bit
> esoteric.

And I'd suggest beyond me
> 
>> If you define too many
>> aliases, you may exceed this limit, causing issues with your shell scripts.
> 
> Huh?  I have no idea what this means.  Bash doesn't have a limit on the
> number of aliases you can define, as far as I know.


This is again part of the search engine synopsis

> 
> Aliases do not work in shell scripts, by default.  You would have to turn
> them on with a shopt.  I recommend not doing that.  They're disabled
> because they suck.  Use functions instead of aliases, when writing scripts.
> They're far more sensible and flexible.

You are re-enforcing other stuff I read last night.
> 

I hope this and my several other responses find you bright and bubbly on 
a Monday morning.  I'm home from a day of cryptic crossword class, and 
minding 2 month old grand daughter etc. I hope my responses aren't too 
short.

the time is 17Jun2024@18:25:58

-- 
All the best

Keith Bainbridge

keithrbau@gmail.com
keith.bainbridge.3216@gmail.com
+61 (0)447 667 468

UTC + 10:00

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Thread

Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-16 10:20 +0200
  Re: Maximum size .bash_aliases file Richard <rrosner5@gmail.com> - 2024-06-16 15:30 +0200
    Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-17 10:50 +0200
  Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-16 16:00 +0200
    Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-17 10:30 +0200
      Re: Maximum size .bash_aliases file gene heskett <gheskett@shentel.net> - 2024-06-17 13:00 +0200
      Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-17 13:30 +0200
        Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-18 10:30 +0200
          Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-18 13:10 +0200
            Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:00 +0200
      Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-17 16:20 +0200
        Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-17 16:30 +0200
          Time, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-17 17:40 +0200
            Re: Time, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-17 17:50 +0200
            Re: Time, was Re: Maximum size .bash_aliases file eben@gmx.us - 2024-06-17 19:30 +0200
              Re: Time, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:10 +0200
            Re: Time, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:10 +0200
        Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-17 18:30 +0200
          Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-17 19:30 +0200
            Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-17 19:50 +0200
              System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-18 07:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-18 10:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Jeffrey Walton <noloader@gmail.com> - 2024-06-18 10:20 +0200
                RTC, was Re: System time/timezone David Wright <deblis@lionunicorn.co.uk> - 2024-06-19 06:10 +0200
                Re: RTC, was Re: System time/timezone Nicholas Geovanis <nickgeovanis@gmail.com> - 2024-06-19 21:20 +0200
                Re: RTC, was Re: System time/timezone Greg Wooledge <greg@wooledge.org> - 2024-06-19 21:40 +0200
                Re: RTC, was Re: System time/timezone Stefan Monnier <monnier@iro.umontreal.ca> - 2024-06-20 04:00 +0200
                Re: RTC, was Re: System time/timezone Max Nikulin <manikulin@gmail.com> - 2024-06-20 04:00 +0200
                Re: RTC, was Re: System time/timezone Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:20 +0200
                Re: RTC, was Re: System time/timezone Michael Stone <mstone@debian.org> - 2024-06-20 05:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-19 06:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-19 06:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-18 13:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-19 06:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-19 13:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Jeffrey Walton <noloader@gmail.com> - 2024-06-19 19:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-20 07:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Jeffrey Walton <noloader@gmail.com> - 2024-06-20 07:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file tomas@tuxteam.de - 2024-06-20 08:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Max Nikulin <manikulin@gmail.com> - 2024-06-21 04:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-21 05:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-21 06:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-22 17:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Stefan Monnier <monnier@iro.umontreal.ca> - 2024-06-22 18:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Nicholas Geovanis <nickgeovanis@gmail.com> - 2024-06-23 04:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-23 05:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-23 06:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-23 07:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file gene heskett <gheskett@shentel.net> - 2024-06-23 08:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file eben@gmx.us - 2024-06-23 15:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file gene heskett <gheskett@shentel.net> - 2024-06-23 16:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-26 02:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file eben@gmx.us - 2024-06-26 15:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Curt <curty@free.fr> - 2024-06-24 15:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Curt <curty@free.fr> - 2024-06-24 15:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Bret Busby <bret@busby.net> - 2024-06-24 17:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Heriberto Avelino <heriberto.avelino@gmail.com> - 2024-06-26 00:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Bret Busby <bret@busby.net> - 2024-06-24 17:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file eben@gmx.us - 2024-06-24 18:10 +0200
                Re: System time/timezone Felix Miata <mrmazda@earthlink.net> - 2024-06-24 18:20 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file The Wanderer <wanderer@fastmail.fm> - 2024-06-25 00:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file John Hasler <john@sugarbit.com> - 2024-06-25 00:20 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file The Wanderer <wanderer@fastmail.fm> - 2024-06-25 00:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file "Andrew M.A. Cater" <amacater@einval.com> - 2024-06-25 10:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file debian-user@howorth.org.uk - 2024-06-26 12:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file John Hasler <john@sugarbit.com> - 2024-06-26 18:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-26 19:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-28 06:20 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Erwan DAVID <erwan@rail.eu.org> - 2024-06-28 07:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file John Crawley <john@bunsenlabs.org> - 2024-06-28 08:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-28 11:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file John Crawley <john@bunsenlabs.org> - 2024-06-30 03:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file "Roy J. Tellason, Sr." <roy@rtellason.com> - 2024-06-25 20:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-25 21:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-26 03:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-26 02:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-26 02:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-23 14:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-24 02:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Curt <curty@free.fr> - 2024-06-23 17:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-26 02:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-21 13:20 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-22 17:00 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-22 18:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-23 06:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Jeffrey Walton <noloader@gmail.com> - 2024-06-23 07:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-21 06:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Max Nikulin <manikulin@gmail.com> - 2024-06-22 05:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-22 07:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-22 17:20 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-23 04:40 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-23 05:10 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file John Hasler <john@sugarbit.com> - 2024-06-23 21:50 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-26 02:30 +0200
                Re: System time/timezone, was Re: Maximum size .bash_aliases file Stefan Monnier <monnier@iro.umontreal.ca> - 2024-06-20 04:00 +0200
      time display was: Re: Maximum size .bash_aliases file debian-user@howorth.org.uk - 2024-06-17 17:00 +0200
        Re: time display was: Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-17 17:10 +0200
        Re: time display was: Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:20 +0200
          Re: time display was: Re: Maximum size .bash_aliases file Default User <hunguponcontent@gmail.com> - 2024-06-22 16:30 +0200
      Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-20 13:10 +0200
        Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-20 13:20 +0200
          Re: Maximum size .bash_aliases file The Wanderer <wanderer@fastmail.fm> - 2024-06-20 13:30 +0200
            Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:30 +0200
              Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-22 16:10 +0200
        Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-21 06:30 +0200
          Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-22 10:40 +0200
            Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-22 16:10 +0200
              Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-22 17:00 +0200
                Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-22 18:30 +0200
                Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-23 06:30 +0200
              Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-25 10:40 +0200
                Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-25 13:20 +0200
                Re: Maximum size .bash_aliases file debian-user@howorth.org.uk - 2024-06-25 14:30 +0200
                Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-25 15:00 +0200
                Australia/Eucla timezone abbreviation (was: Re: Maximum size  .bash_aliases file) Max Nikulin <manikulin@gmail.com> - 2024-06-25 17:20 +0200
            Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-22 17:10 +0200
              Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-25 10:50 +0200
  Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-17 06:40 +0200
    Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-17 10:50 +0200
      Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-17 11:20 +0200
        Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-17 14:10 +0200
          Re: Maximum size .bash_aliases file <tomas@tuxteam.de> - 2024-06-17 14:20 +0200
      Re: Maximum size .bash_aliases file Greg Wooledge <greg@wooledge.org> - 2024-06-17 13:30 +0200
      Re: Maximum size .bash_aliases file David Wright <deblis@lionunicorn.co.uk> - 2024-06-17 17:50 +0200
  Re: Maximum size .bash_aliases file Keith Bainbridge <keithrbau@gmail.com> - 2024-06-17 11:00 +0200

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