[ale] Ale Digest, Vol 49, Issue 65
vysakh sreenivasan
srvysakh at gmail.com
Thu Feb 16 12:05:17 EST 2012
On 2/16/12, ale-request at ale.org <ale-request at ale.org> wrote:
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> Today's Topics:
>
> 1. Re: help please getting script file to work (Michael Campbell)
> 2. Re: help please getting script file to work (Michael H. Warfield)
> 3. Re: need more help, install new NTP, outside of repository
> (Michael H. Warfield)
> 4. MySQL Cluster (Mike Harrison)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 16 Feb 2012 09:48:07 -0500
> From: Michael Campbell <michael.campbell at gmail.com>
> Subject: Re: [ale] help please getting script file to work
> To: Atlanta Linux Enthusiasts <ale at ale.org>
> Message-ID:
> <CAKtB=OD0DgFUr6s89meDD4O7p8ypyixJFuBV+tDfVspNJYKZLg at mail.gmail.com>
> Content-Type: text/plain; charset="windows-1252"
>
> Yeah, this seems to be rampant in Ubuntu (and derivatives; does this come
> from Debian? I've never used "stock" Debian). dash is *mostly*
> compatible, but often not, and in subtle and hard to diagnose ways.
>
> IBM products seem to have a particularly hard time with it.
>
>
>
>
> On Thu, Feb 16, 2012 at 9:17 AM, Lightner, Jeff <JLightner at water.com> wrote:
>
>> ********
>>
>> +1****
>>
>> ** **
>>
>> I?ve seen more than one user have unexpected results because their /bin/sh
>> was a symbolic link to dash rather than bash.****
>>
>> ** **
>>
>>
>>
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> ------------------------------
>
> Message: 2
> Date: Thu, 16 Feb 2012 10:59:53 -0500
> From: "Michael H. Warfield" <mhw at WittsEnd.com>
> Subject: Re: [ale] help please getting script file to work
> To: Atlanta Linux Enthusiasts <ale at ale.org>
> Cc: mhw at WittsEnd.com
> Message-ID: <1329407993.13231.27.camel at canyon.wittsend.com>
> Content-Type: text/plain; charset="utf-8"
>
> On Thu, 2012-02-16 at 00:46 -0500, Michael Potter wrote:
>> On Wed, Feb 15, 2012 at 10:49 PM, Jim Kinney <jim.kinney at gmail.com> wrote:
>> > I don't know the history behind the syntax of #!/bin/sh but it won't
>> > work
>> > without it!
>
>> http://en.wikipedia.org/wiki/Shebang_(Unix)
>
>> The most interesting part of the article is how the shebang is a magic
>> number that by design is human readable.
>
> Having lived through that era, I agree with the vast majority of that
> article. For the most part, all Unix systems I worked on (SCO Unix, SCO
> Xenix, SunOS 3 and 4, Solaris, and MassComp 5600 AT&T Unix, BSD) all
> interpreted a script such that if it had a #! it was honored and if
> there was none, the Bourne Shell, sh, was involved. IIRC, back then,
> this was not handled as a executable "magic number" to the OS as it is
> today, but merely implemented in the various shells. So for sh, it was
> optional. For csh (C Shell) and ksh (Korn Shell) scripts it was
> mandatory unless you invoked the interpreter manually. That's still
> true to this day but now the #! (which we always pronounced "hash-bang"
> or "hash-pling" [SCO] - this is the first I have ever seen it referenced
> as shebang) is interpreted at a much lower level in the OS. Including
> it, might speed up execution a bit faster because the system knows
> immediately what interpreter to use instead of having to test for every
> magic number it knows and then take the default. The thing about it
> being a comment was originally explicitly so that the original Bourne
> Shell would ignore it.
>
>> --
>> Michael Potter
>> Tapp Solutions, LLC
>> Replatform Technologies, LLC
>> +1 770 815 6142 ** Atlanta ** michael at potter.name **
>> www.linkedin.com/in/michaelpotter
>
> Regards,
> Mike
> --
> Michael H. Warfield (AI4NB) | (770) 985-6132 | mhw at WittsEnd.com
> /\/\|=mhw=|\/\/ | (678) 463-0932 | http://www.wittsend.com/mhw/
> NIC whois: MHW9 | An optimist believes we live in the best of
> all
> PGP Key: 0x674627FF | possible worlds. A pessimist is sure of it!
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> ------------------------------
>
> Message: 3
> Date: Thu, 16 Feb 2012 11:11:21 -0500
> From: "Michael H. Warfield" <mhw at WittsEnd.com>
> Subject: Re: [ale] need more help, install new NTP, outside of
> repository
> To: Atlanta Linux Enthusiasts <ale at ale.org>
> Cc: mhw at WittsEnd.com
> Message-ID: <1329408681.13231.33.camel at canyon.wittsend.com>
> Content-Type: text/plain; charset="utf-8"
>
> On Thu, 2012-02-16 at 00:56 -0500, Ron Frazier (ALE) wrote:
>> Hi guys,
>>
>> Thanks for the help thus far on the script file mentioned in the "help
>> please getting script file to work" thread. I'm going to have to come
>> back to that. However, I've decided to upgrade my NTP package before
>> doing more experiments. The one in the Ubuntu repositories is almost 2
>> years old. I uninstalled NTP and NTPDATE using the Synaptic package
>> manager in Ubuntu 11.04. I downloaded the latest production NTP package
>> from ntp.org and extracted it to a folder in my home directory. I
>> looked at the instructions here:
>>
>> file:///home/ron/NTP%204-2-6p5/html/build.html
>>
>> and found this paragraph:
>>
>> QUOTE ON -->
>>
>> The first thing to do is uncompress the distribution and extract the
>> source tree. In the distribution base directory use the ./configure
>> command to perform an automatic configuration procedure. This command
>> inspects the hardware and software environment and configures the build
>> process accordingly. Use the make command to compile and link the
>> distribution and the install command to install the executables by
>> default in /usr/local/bin.
>>
>> <-- QUOTE OFF
>>
>> I issued the ./confgure command, then the make command, and everything
>> looked fine. Then I issued the install command, and I get this error:
>>
>> ron at asus-k52f-1:~/NTP 4-2-6p5$ install
>> install: missing file operand
>> Try `install --help' for more information.
>
> Ah... I'm pretty sure that's meant to be "make install" not "install".
> The "install" command installs individual files, not whole packages.
> It's used by "make install" to install the bits.
>
> And just as a bit of advice, unless I'm doing code modifications on
> packages I'm working on, even I stick to the distro packages. Even
> then, when I am doing custom mods I'll take the source packages and
> build new rpm's (Fedora and RH) with the new sources and patches just to
> maintain the package management system. If there isn't some feature or
> some peculiar patch you want or need, I would not go down this road.
> Quite frankly, ntp has not changed all that much. You could end up
> introducing indetermanent problems that nobody can help you with.
> You're really on you own when you do this.
>
>> Could someone tell me how to complete the NTP installation? I know that
>> I need to put the ntp.conf in /etc, but I don't know how to make NTPD
>> start automatically on boot, unless the install process does this. I
>> know that, when I installed previously from the package manager, it did
>> start automatically on boot.
>
>> As always, any help is appreciated.
>
>> Sincerely,
>
>> Ron
>>
>>
>> --
>>
>> (PS - If you email me and don't get a quick response, you might want to
>> call on the phone. I get about 300 emails per day from alternate energy
>> mailing lists and such. I don't always see new messages very quickly.)
>>
>> Ron Frazier
>>
>> 770-205-9422 (O) Leave a message.
>> linuxdude AT c3energy.com
>
> Regards,
> Mike
> --
> Michael H. Warfield (AI4NB) | (770) 985-6132 | mhw at WittsEnd.com
> /\/\|=mhw=|\/\/ | (678) 463-0932 | http://www.wittsend.com/mhw/
> NIC whois: MHW9 | An optimist believes we live in the best of
> all
> PGP Key: 0x674627FF | possible worlds. A pessimist is sure of it!
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> ------------------------------
>
> Message: 4
> Date: Thu, 16 Feb 2012 11:27:43 -0500 (EST)
> From: Mike Harrison <cluon at geeklabs.com>
> Subject: [ale] MySQL Cluster
> To: ale at ale.org
> Message-ID: <Pine.LNX.4.64.1202161127140.25372 at w0707.geeklabs.net>
> Content-Type: text/plain; charset=us-ascii; format=flowed
>
>
> I'd love to have a conversation, on list or not,
> with someone that actually uses MySQL Cluster Edition
> in the real world. Anyone out there?
>
> Been looking at the "Carrier Grade Edition"...
>
> --Mike-- 423-605-6943 mike.harrison at utiliflex.com
>
>
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> End of Ale Digest, Vol 49, Issue 65
> ***********************************
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