Re: [GTALUG] optimum swap size

As a side note. I have found that at times it is better to have no swap space or a small swap space. In the case of things like web servers, a sudden burst of activity can cause the web server to start to run into swap. Once this starts the response to requests starts to slow and quickly the

Re: [GTALUG] IP mystery

try running "ip addr" There are some aliases that will not be reported back by ifconfig. On 2/21/19 2:55 PM, Darryl Moore via talk wrote: Hello LUGgers. Here is an interesting mystery for anyone interesting. I'd love if anyone could explain it. The following is cut and paste directly from m

Re: [GTALUG] Looking for Someone to Answer some Questions

On 1/14/19 3:16 PM, Kevin Cozens via talk wrote: On 2019-01-14 8:28 a.m., Alvin Starr via talk wrote: To my surprise there are variants of Python that can run on things as small as 8 bit microcontrollers.(https://code.google.com/archive/p/python-on-a-chip/) The dates in that repo are old

Re: [GTALUG] Looking for Someone to Answer some Questions

Your question started me on a bit of a search to satisfy my own curiosity. To my surprise there are variants of Python that can run on things as small as 8 bit microcontrollers.(https://code.google.com/archive/p/python-on-a-chip/) I had also forgotten about TCL mostly because I associate it w

Re: [GTALUG] laptop repair in GTA/Markham?

I have an asus of a similar design and the keys actually pop off. They were a pain to get back together but you may be able to pry off the power button and clean the contact. This may be of  some general help. https://www.youtube.com/watch?v=Txx05fh41z4 On 1/10/19 11:17 AM, Tim Tisdall via

Re: [GTALUG] laptop repair in GTA/Markham?

I second grabbing the torx screwdriver. I got a cheap(ish) multi-bit screwdriver kit at Princess Auto and it has been great for fixing things like that. It may not be a corroded trace but it may still just be wet inside and the coffee and water would happily conduct. If you take the board o

Re: [GTALUG] Online Course for Lex/Yacc?

On 09/17/2018 03:35 PM, William Park via talk wrote: On Mon, Sep 17, 2018 at 08:54:29AM -0400, Matthew Gordon via talk wrote: I'd also recommend against Yacc. As others have said, it's a great tool and very powerful but a recursive descent parser will do the job 99% of the time and will be much

Re: [GTALUG] Suggestions for stopping occasional spurious use of commercial wi-fi

On 09/17/2018 09:07 AM, Howard Gibson via talk wrote: On Sun, 16 Sep 2018 13:50:14 -0400 James Knott via talk wrote: On 09/16/2018 01:45 PM, David Collier-Brown via talk wrote: What's a good approach? I have considered Many people use separate routers, as they're not happy with the Rogers h

Re: [GTALUG] Ubuntu -- Disabling Ping

On 08/30/2018 11:56 AM, James Knott via talk wrote: On 08/30/2018 11:45 AM, Scott Allen via talk wrote: But what if you *don't* know someone lives at 1234 Bloor St. (and most of the residences on Bloor St. are vacant)? That doesn't stop many burglars or squatters. If you knock on one of the d

Re: [GTALUG] Ubuntu -- Disabling Ping

On 08/30/2018 11:00 AM, Howard Gibson via talk wrote: Jamon, I am assuming that someone will use ping to search a network for interesting stuff. If the IP address does not respond to ping, the cracker will keep searching. All the other ports are closed too. The security is not perfect

Re: [GTALUG] Ubuntu -- Disabling Ping

On 08/30/2018 06:11 AM, o1bigtenor via talk wrote: On Wed, Aug 29, 2018 at 10:58 PM, Howard Gibson via talk wrote: On Wed, 29 Aug 2018 22:03:52 -0400 Alvin Starr via talk wrote: you could also do the following: sudo sysctl net.ipv4.icmp_echo_ignore_all=1 Alvin, That's it.

Re: [GTALUG] Ubuntu -- Disabling Ping

On 08/29/2018 09:54 PM, Jamon Camisso via talk wrote: On 29/08/18 21:44, Howard Gibson via talk wrote: I am playing with my hack Ubuntu machine, and I am sorting out security. I want to disable ping. This is a laptop, and I want to document the application of aluminium foil. The standa

Re: [GTALUG] Which Distro is Best for Running a ZFS-on-Linux Fileserver.

At the risk of poking the bear. Why use ZFS at all? ext4,XFS+LVM will do most all of the same things and from what I have read ZFS is slower than ext4,XFS and BTRFS. On 08/28/2018 05:18 PM, Scott Sullivan via talk wrote: Having read through the thread to date, I'm actually a little disappoi

Re: [GTALUG] An LibreOffice question.

On 07/30/2018 04:09 PM, Myles Braithwaite 👾 via talk wrote: Alvin Starr via talk wrote on 2018-07-30 3:46 PM: Does anybody know how to display and work with SI numbers like 10k or 20M or 40G within LIbreOffice? I have had little luck searching with google et al. While I am at it how about

[GTALUG] An LibreOffice question.

Does anybody know how to display and work with SI numbers like 10k or 20M or 40G within LIbreOffice? I have had little luck searching with google et al. While I am at it how about engineering notation? -- Alvin Starr || land: (905)513-7688 Netvel Inc. ||

Re: [GTALUG] Specific question about mailing list management

along with references to the list management and unsubscribe links below. On Wed, 25 Jul 2018 at 09:56, Alvin Starr via talk <mailto:talk@gtalug.org>> wrote: It was over a year ago and I believe that it was a case of someone who could not follow the unsubscribe message a

Re: [GTALUG] Specific question about mailing list management

removed. On 07/25/2018 09:48 AM, ac via talk wrote: Hi Alvin, long time :) Have you been black listed by an RBL for a mailing list sending verification emails? On Wed, 25 Jul 2018 09:26:04 -0400 Alvin Starr via talk wrote: Another thing is to make sure you have a valid email address by

Re: [GTALUG] Specific question about mailing list management

Another thing is to make sure you have a valid email address by sending an activation message. Lots of people will provide bogus addresses either deliberately or accidentally. You also need to monitor your outgoing email or track the bounce backs for email addresses that go away. One of the pr

Re: [GTALUG] (OT) home renovation courses for home owner?

Not sure about a course but here is something that worked for me in the past. We had a shower to tile and I know enough about tiling that I am not going to do a good job if I do it myself. We offered to tear out the old stall down to the studs and get rid of the trash. That shaved just abo

Re: [GTALUG] CRT memories [was Re: IBM - cache skirmish story.]

On 04/24/2018 10:37 PM, James Knott via talk wrote: On 04/24/2018 10:33 PM, Alvin Starr via talk wrote: At one point there were spring based audio delay devices use for adding reverb but they quickly got replaced with memory based solutions when dram started showing up. They weren't s

Re: [GTALUG] CRT memories [was Re: IBM - cache skirmish story.]

On 04/24/2018 09:04 PM, James Knott via talk wrote: On 04/24/2018 07:42 PM, Alvin Starr via talk wrote: I suspect that all wire delay lines were magnetorestrictive, not acoustic. I don't know that. At one point there were spring based audio delay devices use for adding reverb but

Re: [GTALUG] CRT memories [was Re: IBM - cache skirmish story.]

On 04/24/2018 03:10 PM, D. Hugh Redelmeier via talk wrote: I forgot to mention the amazing plasma technology invented at University of Illinois for the Plato project. [snip] Another thing CRT displays were useful for was "the magic of science"

Re: [GTALUG] CRT memories [was Re: IBM - cache skirmish story.]

On 04/24/2018 06:06 PM, D. Hugh Redelmeier via talk wrote: | From: James Knott via talk | The delay line was a coil of wire, with the data carried as acoustic | wave on it. I su

Re: [GTALUG] Recommendations for a root filesystem

There is md-cache or you could try bcachefs. I have used md-cache caching to SSD and it looks to make a really significant speed improvment. I tried bcache a few years ago but it was a pain since it was not yet integrated into the Fedora code base and although bcachefs looks interesting I be

Re: [GTALUG] Turris MOX: Commercially supported OpenWRT, Modular Router

On 04/18/2018 09:06 PM, Scott Sullivan via talk wrote: On 2018-04-18 03:25 PM, Scott Sullivan via talk wrote: I've been CZ.NICs previous router, the OMNIA for over a year and a half now. It's been reliable, self-updating, and very solid with it's WIFI performance. Their launching a next gener

[GTALUG] off topic question from Re: VM decisions for school laptop..

On 04/12/2018 10:30 AM, Lennart Sorensen via talk wrote: For a lot of stuff the linux on windows feature in Windows 10 covers a lot of use cases too. Not X applications though. If the linux on windows does not directly support a graphical interface then there may be other solutions. Once

Re: [GTALUG] VM decisions for school laptop..

On 04/11/2018 08:05 PM, Michael Galea via talk wrote: Hi All, My son is off to university for CS this fall, and will need a laptop. I'm looking at purchasing one for him, so he can run Windows and Linux. I'm figuring on going the VM route. He can use both OS's but is probably more familiar w

Re: [GTALUG] cheap colour printing with a privacy issue

On 03/26/2018 11:17 AM, Alex Volkov via talk wrote: Hey Hugh Privacy concerns for this bargain are totally valid, but I have a strong suspicion that the truth about the bargain is much more prosaic. I've configured several HP inkjet printers in my life, and in my experience, for the novice u

Re: [GTALUG] The current state of NFS

On 03/01/2018 10:15 PM, Giles Orr via talk wrote: After a bit more research and thought, It seems that NFS without Kerberos isn't secure, and I'm not implementing Kerberos - so I'm not implementing NFS.  I was already part way to the hinted at and directly proposed solution: rsync-over-ssh for

[GTALUG] Some hardware if anybody is interested.

I have something like 25 Netapp 14 drive fiber channel disk enclosures RS-1401 populated with 15K 450G drives. There is also a NAF-0702 head and I also have a couple of Netapp NAF-0602s with 6 500G drives. They are free to a good home. If your interested contact me off list. -- Alvin Starr

Re: [GTALUG] The current state of NFS

If your network is secure then you could use something like tar and netcat instead of ssh to avoid the crypto penalty. I believe that rsync when run in server mode does not do encryption. On 02/23/2018 10:30 AM, Alex Volkov via talk wrote: Hi Giles, My experience with NFS has been entirely d

Re: [GTALUG] ARM and friends in datacenters

On 01/31/2018 09:59 AM, David Collier-Brown via talk wrote: On Tue, Jan 30, 2018 at 03:49:54PM -0500, D. Hugh Redelmeier via talk wrote: Another example: ARM is just now (more than 30 years on) targeting datacentres. Interestingly, big iron has previously mostly been replaced by co-ordinated ho

Re: [GTALUG] How to go fast without speculating... maybe

On 01/30/2018 03:49 PM, D. Hugh Redelmeier via talk wrote: [I speak as if I'm an expert, but I'm not. Beware.] | From: Alvin Starr via talk | To: talk@gtalug.org | | A number of groups have tried to develop extremely parallel processors but all | seem to have gained littl

Re: [GTALUG] How to go fast without speculating... maybe

A number of groups have tried to develop extremely parallel processors but all seem to have gained little traction. There was the XPU 128, the Epiphany(http://www.adapteva.com/) and more recently the Xenon Phi and AMD Epyc. At one point I remember reading a article about sun developing an as

Re: [GTALUG] Getting external IP

The modem may support SNMP. If it does then you should be able to get all the information you need that way. SNMP will quite happily allow you to probe every minute or so and if your lucky the modem will support SNMP notifications so that you can event notifications from the modem. On 01/

Re: [GTALUG] Getting external IP

I am not all that familiar with the cable modems but you should be able to scrape the ip address from the modem. They will be using DHCP or possibly ppoe but one way or another your modem will have your address. On 01/27/2018 05:10 PM, William Park via talk wrote: Cable, which is owned by

Re: [GTALUG] Getting external IP

are you running their cable or fttn service? On 01/27/2018 02:46 PM, William Park via talk wrote: Hi, I recently switched to CarryTel, and I'm getting disconnected quite often. So, I want to monitor my external IP, every minute. For this, I usually use , but it h

Re: [GTALUG] Meltdown performance hit.

On 01/11/2018 11:19 PM, Jamon Camisso via talk wrote: On 11/01/18 19:13, Alvin Starr via talk wrote: Its a paravirt VM. The steal time is much less than 1% bouncing between 0 and 0.2 Yes it is possible that other VM's are stealing resources leaving less compute power for my instance but I

Re: [GTALUG] Meltdown performance hit.

On 01/11/2018 04:59 PM, Alvin Starr via talk wrote: I cannot prove this yet but I believe there has been a big performance hit in the cloud providers. I use amazon for a couple of lightly loaded servers Attached is the traffic graph from the last 2 weeks. Nothing has changed but for the

Re: [GTALUG] Meltdown performance hit.

On 01/11/2018 06:21 PM, Jamon Camisso via talk wrote: On 11/01/18 16:59, Alvin Starr via talk wrote: I cannot prove this yet but I believe there has been a big performance hit in the cloud providers. I use amazon for a couple of lightly loaded servers Attached is the traffic graph from the

Re: [GTALUG] Meltdown performance hit.

On 01/11/2018 05:29 PM, o1bigtenor wrote: On Thu, Jan 11, 2018 at 3:59 PM, Alvin Starr via talk <mailto:talk@gtalug.org>> wrote: I cannot prove this yet but I believe there has been a big performance hit in the cloud providers. I use amazon for a couple of light

[GTALUG] Meltdown performance hit.

I cannot prove this yet but I believe there has been a big performance hit in the cloud providers. I use amazon for a couple of lightly loaded servers Attached is the traffic graph from the last 2 weeks. Nothing has changed but for the reboot required by AWS as part of their patch roll out.

Re: [GTALUG] Apache Traffic Server HA

On 12/21/2017 12:30 PM, o1bigtenor via talk wrote: On Thu, Dec 21, 2017 at 9:21 AM, Greg Martyn via talk > wrote: Has anyone run Apache Traffic Server in production? I've used it for a proof-of-concept before, and I like it overall, but I'm about to recomm

Re: [GTALUG] Browser bitching -- was Programming languages (in comparison?) - -was Learn Swift for Apple/iOS. Learn ??? for Google/Android.

On 12/13/2017 12:41 AM, Clifford Ilkay via talk wrote: On Tue, Dec 12, 2017 at 10:51 PM, o1bigtenor > wrote: OK - - - you think 16 GB of ram is lots. I didn't say it was "lots". I said that is what I have and the majority of people have that or less. My mothe

Re: [GTALUG] Programming languages (in comparison?) - -was Learn Swift for Apple/iOS. Learn ??? for Google/Android.

On 12/11/2017 12:29 AM, Stewart C. Russell via talk wrote: On 2017-12-10 09:50 PM, o1bigtenor via talk wrote: 1. You need to set up at least 10 windows in FF. 2. You need to find some kind of topics so that you have ranging from say 5 to 35 tabs open on EACH of those windows. I'm feeling some d

Re: [GTALUG] Web hosting questions

On 10/30/2017 08:18 AM, Don Tai via talk wrote: I would also council to separate your domains from your hosting provider. If you have a dispute with your hosting provider you should be able to easily switch hosts. You cannot do this if your domains and hosting are from the same source. It is li

Re: [GTALUG] VMware ESXi Licensing and Quality

On 10/17/2017 10:13 AM, Lennart Sorensen via talk wrote: On Mon, Oct 16, 2017 at 08:56:28PM -0400, Jamon Camisso via talk wrote: ESXi and Xen are 'type 1' hypervisors, in that they are their own operating system. Guests sit directly on top. VMs need to be patched to make use of the hypervisor's

Re: [GTALUG] VMware ESXi Licensing and Quality

On 10/16/2017 02:37 PM, Lennart Sorensen via talk wrote: On Fri, Oct 13, 2017 at 03:23:50PM -0400, Clifford Ilkay via talk wrote: ESXi 6.5 runs on a Linux kernel. I have no idea if they've modified the kernel and if they have, if they contribute their changes to upstream as they are required to

Re: [GTALUG] VMware ESXi Licensing and Quality

On 10/13/2017 12:33 PM, Giles Orr via talk wrote: I'm having some trouble figuring out the licensing on VMware's ESXi.  It's proprietary - I've got that and I don't love it.  But Packt's "DevOps Automation Cookbook" (2015) is essentially saying it's free to use, and implying - I don't think the

Re: [GTALUG] touch screens

I feel your pain My big fat sausage like fingers make it nearly impossible for me to use the keyboard interface with less than a 50% error rate unless I have a phone with a 7" screen(I actually had one once). There are multiple kinds of touch screens so possibly you need a phone with the

Re: [GTALUG] Wireshark question -- script to extract data in TCP stream?

On 09/26/2017 08:36 AM, James Knott via talk wrote: On 09/26/2017 07:39 AM, Alvin Starr via talk wrote: you could capture only one way traffic by filtering the input with something like "dst host 1.2.3.4". I am not sure how that would impact the tcp stream following though. I wo

Re: [GTALUG] Wireshark question -- script to extract data in TCP stream?

On 09/26/2017 07:11 AM, James Knott via talk wrote: On 09/26/2017 12:47 AM, William Park via talk wrote: To network experts... From Wireshark, I can click "TCP Follow" tab and extract one-way data flow from a tcp stream. I can do this manually, one by one. But, I have many many streams. Doe

[GTALUG] convert sun rays to cryptocurrencies.

Lets start by changing the subject. On 09/06/2017 08:12 PM, Stewart C. Russell via talk wrote: On 2017-09-06 09:06 AM, Alvin Starr via talk wrote: A client came to me asking about helping him setup an Etherium mining server pool. Hey, I know that there are some honest cryptocurrency types out

[GTALUG] I am stupid. Sorry.

DOH. -- Alvin Starr || land: (905)513-7688 Netvel Inc. || Cell: (416)806-0133 al...@netvel.net || --- Talk Mailing List talk@gtalug.org https://gtalug.org/mailman/listinfo/talk

[GTALUG] NOT: Re: From BTRFS to what?

Wow. got into a bit of a snitfest with dhaval.giani over this one. Now to the completely unrelated part. I have been thinking about a project and I would like to bounce it off you. A client came to me asking about helping him setup an Etherium mining server pool. This got me thinking. In it

Re: [GTALUG] From BTRFS to what?

On 09/05/2017 09:42 AM, Christopher Browne via talk wrote: On 4 September 2017 at 20:03, Scott Sullivan via talk wrote: On 03/09/17 02:12 PM, William Park via talk wrote: On Sun, Sep 03, 2017 at 05:52:12PM +, Dhaval Giani wrote: On Sun, Sep 3, 2017 at 1:41 PM William Park via talk wrote:

Re: [GTALUG] From BTRFS to what?

On 09/03/2017 10:18 PM, Stewart C. Russell via talk wrote: On 2017-09-03 09:56 PM, Alvin Starr via talk wrote: True enough but the project could have been picked up by others. Something as complex as a FS needs corporate support, and no company wishes to be associated with a convicted murderer

Re: [GTALUG] From BTRFS to what?

On 09/03/2017 09:40 PM, Stewart C. Russell via talk wrote: On 2017-09-03 09:02 PM, Alvin Starr via talk wrote: Remember Reiserfs? … Much more reliable then the equivalent ext systems but non-technology related issues killed it. Very much technology related, it seems to me. It's hard to m

Re: [GTALUG] From BTRFS to what?

On 09/03/2017 09:20 PM, Dhaval Giani wrote: On Sun, Sep 3, 2017 at 9:02 PM Alvin Starr via talk <mailto:talk@gtalug.org>> wrote: On 09/03/2017 02:53 PM, Dhaval Giani via talk wrote: On Sun, Sep 3, 2017 at 2:13 PM William Park via talk mailto:talk@gtalug.org>> wro

Re: [GTALUG] From BTRFS to what?

On 09/03/2017 02:53 PM, Dhaval Giani via talk wrote: On Sun, Sep 3, 2017 at 2:13 PM William Park via talk > wrote: On Sun, Sep 03, 2017 at 05:52:12PM +, Dhaval Giani wrote: > On Sun, Sep 3, 2017 at 1:41 PM William Park via talk mailto:talk@gtalug.org>>

Re: [GTALUG] Spam is basically dead

On 08/16/2017 08:40 AM, Myles Braithwaite 👾 via talk wrote: ac via talk wrote: 1. Bounce when no rDNS (exim/postfix/sendmail/qmail - 2 second conf) Sometimes people don't have access to configure Reverse DNS (or PTR) as they are sending with a dynamic IP address. This isn't common but at least

Re: [GTALUG] Linux on Windows (was Windows 10 will let everyone run Linux inside Windows following Fall Creators Update)

On 08/02/2017 11:42 AM, Myles Braithwaite 👾 via talk wrote: James Knott via talk wrote: I've had Ubuntu on W10 for a while now. I didn't have to buy it, just install from Windows Store. I haven't had the best of luck with running Ubuntu on Windows but that was back during the beta testing. Ha

Re: [GTALUG] router upgrade; cheap WRT1200ac

On 07/21/2017 11:29 AM, Lennart Sorensen via talk wrote: On Fri, Jul 21, 2017 at 07:26:38AM -0700, Dave Cramer wrote: There was one review on this router that mentioned that the radio was not very good. Is this typical or just someone's bad experience ? Well I keep my 1900 in the basement and

Re: [GTALUG] Cheap vs Inexpensive (Was: router upgrade)

On 07/13/2017 05:32 PM, Scott Sullivan via talk wrote: On 13/07/17 05:17 PM, Scott Sullivan via talk wrote: On 13/07/17 05:09 PM, James Knott via talk wrote: On 07/13/2017 05:03 PM, Scott Sullivan via talk wrote: From my own experience, this is not the case. I'v been using TP-Link gear for ov

Re: [GTALUG] "'Opens source' is not 'free software'"

On 07/13/2017 06:11 PM, Loui Chang wrote: On Thu 13 Jul 2017 13:54 -0400, Alvin Starr via talk wrote: If I try to make money off selling Apache with my module or PHP then I run afoul of the intent of the GPL. The GPL does not forbid anyone from making money by selling software. It only

Re: [GTALUG] "'Opens source' is not 'free software'"

Thinking more about it I am not sure that there is a conflict there. If I use Apache to run my web site I am still within the ideals GPL. My PHP application does not need to be GPL and if I write a special module for Apache that does not need to be GPL. If I try to make money off selling Apache

Re: [GTALUG] "'Opens source' is not 'free software'"

H. True cloud services are an interesting quirk. On 07/13/2017 10:26 AM, Evan Leibovitch via talk wrote: After decades with no apparent change in arguments or hope for resolution, I find the whole debate elitist and entertainingly stagnant. Reminds me of candy

Re: [GTALUG] "'Opens source' is not 'free software'"

On 07/13/2017 10:02 AM, ac via talk wrote: On Thu, 13 Jul 2017 09:37:12 -0400 lsore...@csclub.uwaterloo.ca (Lennart Sorensen) wrote: they want. So yes the GPL gives each user less freedom in the interest of giving all users that same level of freedom in using the code. Different goal. I kno

Re: [GTALUG] Backing up Windows Machines to Linux NAS,

On 06/27/2017 09:23 PM, Scott Sullivan via talk wrote: > I'm sure many of us have friends and family with Windows Machines. And > the savvy among us run our own Linux Backup server / NAS boxes. > > How do you get regular, automated copies of data off said Windows > machines? > > I would like to onl

Re: [GTALUG] Question [about network security and privacy]

You could short out the antenna but that could burn out the transmitter and things around it. You could change the software on the phone and remove the code to start up the cell transceiver. If you remove the sim card then the phone will not login to any carriers network and will not contact

Re: [GTALUG] Question

On 06/13/2017 06:57 AM, o1bigtenor wrote: On Mon, Jun 12, 2017 at 9:44 PM, Alvin Starr via talk <mailto:talk@gtalug.org>> wrote: You can never be paranoid enough. What your looking for is a tempest enclosure. Its basically a Faraday cage but tested to NATO et al

Re: [GTALUG] Question

You can never be paranoid enough. What your looking for is a tempest enclosure. Its basically a Faraday cage but tested to NATO et al standards.(https://en.wikipedia.org/wiki/Tempest_(codename)). A bunch of years ago I was dealing with CSE and got to learn that you can read a CRT screen from a

Re: [GTALUG] Newegg.ca sales -- Linksys WRT1900AC, Samsung 128GB USB sticks

Not sure if it helps but the guys at geekbuying are selling a settopbox/router/whatever. It runs Android and Ubuntuand currently is selling for $96.75CAD. It does ship fromchina so delivery is measuredin weeks. http://www.geekbuying.com/item/GeekBox-Open-Source-Cross-TV-BOX-Android-Ubuntu-Dual

[GTALUG] computer to a good home.

I was using this system as a file server for a number of years. The motherboard is a Asus SLI/KFN5-D with 2 AMD quad core Optron CPU's with something like 12G of ram. It also has a 3wear 8port raid controller with 8 SATA cables. The motherboard and case are ok but the power supply had a probl

Re: [GTALUG] BOOST, the big package with the bad install instructions

On 03/21/2017 04:28 PM, Stewart C. Russell via talk wrote: On 2017-03-20 03:32 PM, Kevin Cozens via talk wrote: I didn't know anything about Boost until I had to deal with it as a set of dependencies on something I wanted to compile. Some of the imaging libraries I use as part of my document fi

Re: [GTALUG] General Hacker Stuff -Point of Sale and other exploits

On 03/02/2017 07:31 AM, Russell Reiter via talk wrote: On Mar 2, 2017 3:51 AM, "ac via talk" <mailto:talk@gtalug.org>> wrote: On Wed, 1 Mar 2017 17:30:33 -0500 Alvin Starr via talk mailto:talk@gtalug.org>> wrote: > Heading out on a trip a little while b

Re: [GTALUG] General Hacker Stuff -Point of Sale and other exploits

Heading out on a trip a little while back we asked our credit card company if we needed to notify them. The response was we only needed to notify them if we were heading to the U.S. because it is just about the last place on earth that still uses magstripe credit cards. A guy I worked for ye

Re: [GTALUG] Raspberry Pi Zero w/ Wifi + Bluetooth Released today...

When I looked they were REALLY SLOW. It looks like the scalpers have found a new industry to invade. On 02/28/2017 10:10 AM, Alex Volkov via talk wrote: There's a new Canadian distributor mentioned on the page (Canakit). https://www.canakit.com/raspberry-pi-zero-wireless.html Their websi

Re: [GTALUG] Portable Backup Drive Compatible with Linux (and Recommended Backup Software)

On 02/01/2017 11:37 AM, Brad Fonseca via talk wrote: > Hello! > > I am in the market for a new portable hard drive in order back up my > files on my Linux system (running Mageia 5.1). My requirements are: > > - Reliable > - Portable > - Price Under $100 > - at least 500 GB in size > - USB-powered (

Re: [GTALUG] Portable Backup Drive Compatible with Linux (and Recommended Backup Software)

On 02/01/2017 03:55 PM, Lennart Sorensen via talk wrote: > On Wed, Feb 01, 2017 at 02:51:02PM -0200, Mauro Souza via talk wrote: >> Good software is not the problem. Good procedures are the point. GitLab had >> 5 different backup procedures, and were offline this morning when they >> could not reco

Re: [GTALUG] Crashes

On 01/31/2017 09:07 AM, Giles Orr via talk wrote: > My primary machine is crashing with increasing frequency. The > commonest error I'm seeing in the log looks like this: > > Jan 29 18:29:39 toshi7 kernel: nouveau :01:00.0: DRM: suspending > kernel object tree... > Jan 29 18:30:00 toshi7 kerne

Re: [GTALUG] Question

On 01/12/2017 08:15 PM, o1bigtenor via talk wrote: On Thu, Jan 12, 2017 at 3:00 PM, CLIFFORD ILKAY via talk wrote: On 12/01/17 08:16 AM, o1bigtenor via talk wrote: Greetings Am trying to find (for need in the not to distant future) some of what is normally called 'accounting' software (its

Re: [GTALUG] Question

On 01/12/2017 03:28 PM, Evan Leibovitch via talk wrote: On 12 January 2017 at 14:50, Lennart Sorensen via talk mailto:talk@gtalug.org>>wrote: On Thu, Jan 12, 2017 at 02:30:06PM -0500, Dhaval Giani via talk wrote: > I feel obligated to point out here that it is more often the case th

Re: [GTALUG] Question

On 01/12/2017 01:13 PM, Alvin Starr via talk wrote: On 01/12/2017 08:16 AM, o1bigtenor via talk wrote: Greetings Am trying to find (for need in the not to distant future) some of what is normally called 'accounting' software (its really record keeping software but that's a dif

Re: [GTALUG] Question

On 01/12/2017 08:16 AM, o1bigtenor via talk wrote: Greetings Am trying to find (for need in the not to distant future) some of what is normally called 'accounting' software (its really record keeping software but that's a different argument!). What are you using that is, or could be, multi-user

Re: [GTALUG] A question about boot

omeone who does. --dave On 05/01/17 08:47 AM, Alvin Starr via talk wrote: You need a write only device. You could boot from a CD/DVD which is write only. Or possibly an SD card that has the write-lock enabled. If the computer does not support an SD card you could use usb card reader to

Re: [GTALUG] A question about boot

You need a write only device. You could boot from a CD/DVD which is write only. Or possibly an SD card that has the write-lock enabled. If the computer does not support an SD card you could use usb card reader to boot from. Of course in the worst case situation someone smart enough could rew

Re: [GTALUG] What Not To Backup

On 12/23/2016 03:56 PM, William Park via talk wrote: On Fri, Dec 23, 2016 at 02:32:17PM -0500, Alvin Starr via talk wrote: On 12/23/2016 02:21 PM, William Park via talk wrote: My recommendations... 1. Backup entire disk to another disk, verbatim. That is, dd if=/dev/sdX of=/dev/sdY

Re: [GTALUG] Testing Restore of mySQL Database

u try a restore. On Dec 23, 2016 6:20 PM, "Alvin Starr via talk" <mailto:talk@gtalug.org>> wrote: On 12/23/2016 02:59 PM, Stephen via talk wrote: With the discussion about backups, I would like to raise a question I have had for some time. Having backups does

Re: [GTALUG] Testing Restore of mySQL Database

On 12/23/2016 02:59 PM, Stephen via talk wrote: With the discussion about backups, I would like to raise a question I have had for some time. Having backups does no good if you cannot restore them. Files are rather easy to test. But how do you test restoring a database? I back it up with th

Re: [GTALUG] What Not To Backup

On 12/23/2016 02:21 PM, William Park via talk wrote: My recommendations... 1. Backup entire disk to another disk, verbatim. That is, dd if=/dev/sdX of=/dev/sdY bs=10M First, you don't have to waste time figuring out what to back up. Second, if disk fails, you can just swap t

Re: [GTALUG] What Not To Backup

On 12/23/2016 12:11 PM, John Moniz via talk wrote: Hi everyone, I'm backing up my system on a more regular basis and am trying to fine tune the files that I backup. I am looking for advice on what NOT to bother to backup on the /home directory. I am using rsync (took a long time and lots of

Re: [GTALUG] Need help with DNS Nameservers

On 11/02/2016 01:35 PM, David Mason via talk wrote: I have a domain for my family email (and other things) mason-rose.ca The DNS is on a machine that is currently unstable (meaning I can't physically access it for 2 weeks, I can't ssh in, and it can't be blown away). F

Re: [GTALUG] looking for a secondary mx service

Why secondary at all. If your mail server is down then queuing up mail for later deliver happens on the client mail servers. So long as your mail server is not down for days or weeks and at that point the mail will bounce back. It will likely bounce back from a secondary mx if it is on hol

Re: [GTALUG] little PCs for internet gateways

On 10/25/2016 05:47 PM, D. Hugh Redelmeier via talk wrote: By gateway, I mean router/firewall/whatever box that sits between your LAN and the internet. Reasonable choices: - ISP-provided / sanctioned device (combo wireless router and modem) - ISP modem + user provided wireless router + pos

Re: [GTALUG] restore GPT partition table?

On 10/25/2016 11:35 AM, Kevin Cozens wrote: On 16-10-25 08:07 AM, Alvin Starr via talk wrote: The following link points to how to recover your partition from the in system data: http://unix.stackexchange.com/questions/43922/how-to-read-the-in-memory-kernel-partition-table-of-dev-sda The

Re: [GTALUG] restore GPT partition table?

The partition table is still in memoryso you will have some luck till you reboot or force the system to do a partprobe. The following link points to how to recover your partition from the in system data: http://unix.stackexchange.com/questions/43922/how-to-read-the-in-memory-kernel-partition-t

Re: [GTALUG] email client with autocorrect?

You could possibly try voice to text it can't be any worse than the auto-completion on my android where on some messages I can spend %60 to 70% my message time trying to get it to let me put in what I want. I think your looking for auto-completion. take a look at:https://addons.mozilla.org/en-

Re: [GTALUG] curious... Linux vs BSD ?

On 09/30/2016 10:47 AM, o1bigtenor wrote: On Fri, Sep 30, 2016 at 9:28 AM, Alvin Starr via talk wrote: On 09/29/2016 11:52 PM, Peter King via talk wrote: On Thu, Sep 29, 2016 at 10:45:09AM -0400, Lennart Sorensen via talk wrote: snip Not sure why people have a hate on for systemd. It is a

Re: [GTALUG] curious... Linux vs BSD ?

On 09/29/2016 11:52 PM, Peter King via talk wrote: On Thu, Sep 29, 2016 at 10:45:09AM -0400, Lennart Sorensen via talk wrote: So for me, bsd is only a necessary evil to be used if linux won't run on the hardware, and the last time I had to resort to netbsd to get a machine running and doing u

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