Re: [Hampshire] Laptop

2021-02-16 Thread Owain via Hampshire
On 26/01/2021 22:30, Nick Chalk wrote: Hello Owain. On Tuesday, 26 January, 2021, you wrote My son is in the last leg of his chemistry degree and finding that his laptop is not up to the statistically heavy Matlab calculations he has to do, so he wants a higher spec laptop. Does the

Re: [Hampshire] Laptop

2021-01-28 Thread rmluglist2--- via Hampshire
>Out of interest, how large are the datasets you work on? >I'd say 16GBytes of memory was on the small size. >Our desktops have 32GBytes, and I've run out of memory running customer test >cases in the past. >Our test servers typically have ~128GBytes. Approx 9bn rows * 200 cols. That wouldn't

Re: [Hampshire] Laptop

2021-01-27 Thread Owain via Hampshire
Thanks everyone for putting thought into this.  I think I have some leads now. You're the best! Owain On 27/01/2021 19:45, Marc Loftus wrote: Yeah the killer is the ram and processor then. Look at atleast 8GB Ram and i5 processor.  My sister recently upgraded from a similar level as your

Re: [Hampshire] Laptop

2021-01-27 Thread Gareth Evans via Hampshire
Hi Thomas, OK, thanks. Why is there a "try this example" dialog, rather than simply documentation? A simulator of sorts? Thanks, Gareth On Wed, 27 Jan 2021, at 14:33, Thomas Kluyver via Hampshire wrote: > On Wed, 27 Jan 2021, at 14:15, Gareth Evans via Hampshire wrote: > > Matlab has an

Re: [Hampshire] Laptop

2021-01-27 Thread Thomas Kluyver via Hampshire
On Wed, 27 Jan 2021, at 14:15, Gareth Evans via Hampshire wrote: > Matlab has an online benchmarking tool, which may be useful if you can > try it on prospective machines... The link you provided isn't an online benchmarking tool - it's the documentation for a benchmark function you can run in

Re: [Hampshire] Laptop

2021-01-27 Thread Nick Chalk via Hampshire
Hello James. On Wednesday, 27 January, 2021, you wrote > The CPU speed is probably not going to make much > difference for MATLAB, because the disk will be > the limiting factor. I would be careful about making that assertion without knowing the size of datasets in use. Some statistical routines

Re: [Hampshire] Laptop

2021-01-27 Thread Nick Chalk via Hampshire
Hello R. On Wednesday, 27 January, 2021, you wrote > That said, for local big data processing, it's > all about the RAM. Our machines (SP4s-SP7s) > have 16Gb of RAM and, while they're not perfect > (especially in terms of heat), they do seem to > handle most things ok. Out of interest, how

Re: [Hampshire] Laptop

2021-01-27 Thread James Courtier-Dutton via Hampshire
HI. Listing what he currently has is very helpful. As others have said, you could just update the RAM in the laptop to 16GB, and that would probably be enough. If you wish to buy a new laptop, I would choose one with 16GB RAM (or more) and about 512GB NVME SSD (fast disk). The CPU speed is

Re: [Hampshire] Laptop

2021-01-27 Thread rmluglist2--- via Hampshire
-Original Message- From: Hampshire On Behalf Of Owain via Hampshire Sent: 26 January 2021 14:53 To: Hampshire@mailman.lug.org.uk Cc: Owain Subject: [Hampshire] Laptop >So where is a good place to go to have knowledgeable but non-patronising >service? He wants a ?>Window

Re: [Hampshire] Laptop

2021-01-27 Thread Thomas Kluyver via Hampshire
On Wed, 27 Jan 2021, at 10:05, Owain via Hampshire wrote: > He currently has a Lenovo ideapad 510, which has a i3 processor (2.3GHz) and > 4G ram. Having spoken to him more the problem seems to be not just with > matlab, though the way he's using that is memory intensive, as it reports > using

Re: [Hampshire] Laptop

2021-01-27 Thread Owain via Hampshire
Thanks both for giving me some ideas to work with - I'll see what J-Lo do. He currently has a Lenovo ideapad 510, which has a i3 processor (2.3GHz) and 4G ram.  Having spoken to him more the problem seems to be not just with matlab, though the way he's using that is memory intensive, as it

Re: [Hampshire] Laptop

2021-01-26 Thread Nick Chalk via Hampshire
Hello Owain. On Tuesday, 26 January, 2021, you wrote > My son is in the last leg of his chemistry > degree and finding that his laptop is not up to > the statistically heavy Matlab calculations he > has to do, so he wants a higher spec laptop. Does the replacement need to be a laptop? For a

Re: [Hampshire] Laptop

2021-01-26 Thread Marc Loftus via Hampshire
I use a Microsoft Surface Pro 7. I got the i7 processor and 16G of ram. I use it to run some memory intensive programs and run virtual box with several vagrant VMs running Ansible with a 3tier application stack. What has he currently got and where are the bottle neck? Is Matlab

Re: [Hampshire] Laptop

2021-01-26 Thread Roger Munford via Hampshire
It may sound a bit old fashioned but you could try John Lewis. At least in the recent past they did train their sales staff. They may not thank me for suggesting this but we have had excellent service from Rocket Repairs in Southampton. I would recommend them highly for their repair service

[Hampshire] Laptop

2021-01-26 Thread Owain via Hampshire
Afternoon. I wonder if anyone could give me some advice?  My son is in the last leg of his chemistry degree and finding that his laptop is not up to the statistically heavy Matlab calculations he has to do, so he wants a higher spec laptop.  In the past I have used PC World and the like with

Re: [Hampshire] Laptop and TV

2013-10-28 Thread Leo
I'll take a look at that then and have another try. It was just a VGA connector. Leo On 27/10/13 14:34, Artur Łądka wrote: Try program called 'arandr' - it is nice graphical configuration tool for xrandr, simple and powerful. What type of connection do you use (probably HDMI) and what

Re: [Hampshire] Laptop and TV

2013-10-28 Thread Leo
Yep, swapped to another laptop and that works fine. So will probably just have to stick with that fix for now. Leo On 27/10/13 21:44, Mike Burrows wrote: On 10/26/13, 7:07 PM, Leo wrote: Perhaps I should also have added this problem occurs before X starts. I.e. the first time I connected

Re: [Hampshire] Laptop and TV

2013-10-27 Thread Leo
After further investigation, if the TV was set to the TV input when the laptop was switched on then pre-X output would show up, but as soon as X started the output was lost. However after a few restarts and shutdowns even this doesn't work. So I haven't been able to capture the output of

Re: [Hampshire] Laptop and TV

2013-10-27 Thread Ally Biggs
That's the problem with Linux at times if you want to get something to work you have to be a professor or have to tinker with config files it's like no just plug n play! Why the hell does a average user need to get out of there depth to get something simple to work. Never had this problem on

Re: [Hampshire] Laptop and TV

2013-10-27 Thread Artur Łądka
Try program called 'arandr' - it is nice graphical configuration tool for xrandr, simple and powerful. What type of connection do you use (probably HDMI) and what graphics card do you have? 2013/10/27 Ally Biggs bluechr...@hotmail.co.uk That's the problem with Linux at times if you want to

Re: [Hampshire] Laptop and TV

2013-10-27 Thread James Courtier-Dutton
On Oct 27, 2013 12:56 AM, Leo li...@fractal.me.uk wrote: I attached my laptop to the TV earlier and it all worked fine with the TV being correctly recognised and showing the same as the monitor. However subsequent attempts have my laptop picking the TV as being much bigger than it is (72 rather

Re: [Hampshire] Laptop and TV

2013-10-27 Thread Mike Burrows
On 10/26/13, 7:07 PM, Leo wrote: Perhaps I should also have added this problem occurs before X starts. I.e. the first time I connected the TV I could see the boot process messages on it. However, now even those don't show up. Certainly not wishing to insult your intelligence but have you

[Hampshire] Laptop and TV

2013-10-26 Thread Leo
I attached my laptop to the TV earlier and it all worked fine with the TV being correctly recognised and showing the same as the monitor. However subsequent attempts have my laptop picking the TV as being much bigger than it is (72 rather than 23) and the TV failing to display anything. Much

Re: [Hampshire] Laptop and TV

2013-10-26 Thread Leo
Perhaps I should also have added this problem occurs before X starts. I.e. the first time I connected the TV I could see the boot process messages on it. However, now even those don't show up. I attached my laptop to the TV earlier and it all worked fine with the TV being correctly

Re: [Hampshire] Laptop and TV

2013-10-26 Thread Peter Collins
Hi Leo On 27 October 2013 01:07, Leo li...@fractal.me.uk wrote: ** Perhaps I should also have added this problem occurs before X starts. I.e. the first time I connected the TV I could see the boot process messages on it. However, now even those don't show up. Have you looked at xrandr,

[Hampshire] Laptop Recommendations

2013-05-17 Thread Roger Munford
My Novatech laptop has finally bit the dust and I will have to replace it. I bought Novatech last time because they sold laptops without windows. It was basically OK but had a few niggles that I put up with. Can anybody recommend either a low end laptop or a buying strategy which would lead

Re: [Hampshire] Laptop Recommendations

2013-05-17 Thread Brad Rogers
On Fri, 17 May 2013 12:38:48 +0100 Roger Munford rogermunf...@parussoftware.co.uk wrote: Hello Roger, Can anybody recommend either a low end laptop or a buying strategy which would lead to a Linux Friendly laptop. http://www.pcspecialist.co.uk sell laptops and desktops either with or without an

Re: [Hampshire] Laptop Recommendations

2013-05-17 Thread Jan Henkins
Hello Roger, On Fri, May 17, 2013 12:38, Roger Munford wrote: My Novatech laptop has finally bit the dust and I will have to replace it. I bought Novatech last time because they sold laptops without windows. It was basically OK but had a few niggles that I put up with. Can anybody recommend

[Hampshire] Laptop screens

2012-12-10 Thread James Courtier-Dutton
Hi, Which laptops have good screens. I would like something that is greater than 720 pixels high, but still 15.6inch if possible. Does anyone know which laptops have the best displays? I wish to be able to read very small type on the screen, and also be good for pictures. I do not need 3D

Re: [Hampshire] Laptop screens

2012-12-10 Thread Alan Pope
On 10/12/12 14:51, James Courtier-Dutton wrote: Which laptops have good screens. Apple ones. I would like something that is greater than 720 pixels high, but still 15.6inch if possible. http://store.apple.com/uk/browse/home/shop_mac/family/macbook_pro 2880x1800 fits your greater than 720

Re: [Hampshire] Laptop screens

2012-12-10 Thread James Courtier-Dutton
Anything apart from apple? They are a bit too expensive. On 10 December 2012 15:23, Alan Pope alan.p...@canonical.com wrote: On 10/12/12 14:51, James Courtier-Dutton wrote: Which laptops have good screens. Apple ones. I would like something that is greater than 720 pixels high, but still

Re: [Hampshire] Laptop screens

2012-12-10 Thread Samuel Penn
On Monday 10 Dec 2012 14:51:01 James Courtier-Dutton wrote: Hi, Which laptops have good screens. I would like something that is greater than 720 pixels high, but still 15.6inch if possible. Dell? They do 1920x1080 (they used to do 1920x1200, but seemed to dropped in quality over the years).

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-30 Thread Sean Gibbins
On 29/10/11 16:09, Paul Tansom wrote: I think the changes to Unity in 11.10 are a positive move, but for me it is still seriously lacking in basic functionality. Hi Paul, I've been with Ubuntu in one form or another on and off since the first public release, and I'm not sure I agree with

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-30 Thread Jan Henkins
On Sat, October 29, 2011 16:02, Samuel Penn wrote: To me, that sounds like it's your fault if you don't like it. Sadly, I have to agree here. The target very obviously isn't people who like KDE because it gives them lots of control over their desktop. Gnome/Unity takes away options (or

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-30 Thread Samuel Penn
On Sunday 30 October 2011 12:23:12 Jan Henkins wrote: On Sat, October 29, 2011 16:02, Samuel Penn wrote: To me, that sounds like it's your fault if you don't like it. Sadly, I have to agree here. The target very obviously isn't people who like KDE because it gives them lots of control

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread john lewis
On Sat, 29 Oct 2011 00:58:44 +0100 Imran Chaudhry ichaud...@gmail.com wrote: Can anyone recommend a good Linux distro that meets the following requirements: - must work easily with a Huwei 3G dongle - Gnome 2.x - easy to set-up encrypted home dir - makes good use of a modern

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Alan Pope
On 29 October 2011 00:58, Imran Chaudhry ichaud...@gmail.com wrote: I really hope 12.04 maintains Gnome 2.x as 10.04. I did try Gnome 3 but discarded it as it was not as obvious to use as the alternatives. It won't. GNOME 2 will be disappearing from most distros over the next year or so. Have

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Chris Dennis
On 10/29/2011 10:24 AM, Alan Pope wrote: On 29 October 2011 00:58, Imran Chaudhryichaud...@gmail.com wrote: I really hope 12.04 maintains Gnome 2.x as 10.04. I did try Gnome 3 but discarded it as it was not as obvious to use as the alternatives. It won't. GNOME 2 will be disappearing from

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread john lewis
On Sat, 29 Oct 2011 10:24:43 +0100 Alan Pope a...@popey.com wrote: On 29 October 2011 00:58, Imran Chaudhry ichaud...@gmail.com wrote: I really hope 12.04 maintains Gnome 2.x as 10.04. I did try Gnome 3 but discarded it as it was not as obvious to use as the alternatives. It won't.

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Alan Pope
On 29 October 2011 11:35, Chris Dennis cgden...@btinternet.com wrote: Will Gnome 3 fallback mode always be there, or will it disappear in future versions? GNOME 3 fallback mode isn't on the CD and thus isn't installed by default, the same goes for GNOME Shell on 11.10 and above. However you

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Alan Pope
On 29 October 2011 11:43, john lewis johnle...@hantslug.org.uk wrote: I think Imran said he'd tried it but didn't like it. I didn't even bother to try it in Debian as the live Gnome3 CD from someone else I'd tried on my backup system defaulted to fallback mode and that was ugly. My mistake. I

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Owain Clarke
On 29/10/11 01:03, Bryn Jones wrote: I'd recommend Mint - Ubuntu with a shiny finish (and in 11 running Gnome 2). The only thing I'm not sure about is encrypting home dir (but I'm pretty certain you can). Yes it should prompt you to encrypt

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Paul Tansom
** Alan Pope a...@popey.com [2011-10-29 12:31]: On 29 October 2011 11:43, john lewis johnle...@hantslug.org.uk wrote: Msnip OK, in neither case have I used the latest version of Gnome3 but have decided it isn't for me. I think the developers have lost their way and are inflicting their idea

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Samuel Penn
On Saturday 29 October 2011 12:28:01 Alan Pope wrote: I dont find any of the new stuff singing and dancing. The idea behind GNOME Shell and Unity is that it gets out of the way and lets you get on with your work. It mostly seems to do that for me. For me, they just make it harder to do work.

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-29 Thread Imran Chaudhry
On 29 October 2011 10:24, Alan Pope a...@popey.com wrote: On 29 October 2011 00:58, Imran Chaudhry ichaud...@gmail.com wrote: I really hope 12.04 maintains Gnome 2.x as 10.04. I did try Gnome 3 but discarded it as it was not as obvious to use as the alternatives. It won't. GNOME 2

[Hampshire] Laptop Linux distro recommendations

2011-10-28 Thread Imran Chaudhry
Can anyone recommend a good Linux distro that meets the following requirements: - must work easily with a Huwei 3G dongle - Gnome 2.x - easy to set-up encrypted home dir - makes good use of a modern laptop (eg. usable webcam) I have been living with Ubunty 11.10 Unity for the last

Re: [Hampshire] Laptop Linux distro recommendations

2011-10-28 Thread Bryn Jones
I'd recommend Mint - Ubuntu with a shiny finish (and in 11 running Gnome 2). The only thing I'm not sure about is encrypting home dir (but I'm pretty certain you can). Cheers Bryn On 29/10/11 00:58, Imran Chaudhry wrote: Can anyone recommend a good Linux distro that meets the following

Re: [Hampshire] Laptop Batteries

2011-07-28 Thread Mike Austin
A member of my PC-answers Google group is an expert in repairing laptops. It might be worth making contact with him before splashing the cash. Nick's address is n...@reflowrepairs.com Mike -- Please post to: Hampshire@mailman.lug.org.uk Web Interface:

Re: [Hampshire] Laptop batteries

2011-07-28 Thread Brian Chivers
Does your laptop power supply have a centre small pin ?? If it does it might be like a couple of Dell's I've looked at. If the centre pin doesn't make contact with the charging socket the laptop won't charge, it'll still work on mains as the main 19volts or so is carried on the inside

Re: [Hampshire] Laptop batteries

2011-07-28 Thread Dr A. J. Trickett
Brian, On Thu, 28 Jul 2011 at 03:18:28PM +0100, Brian Chivers wrote: Does your laptop power supply have a centre small pin ?? Don't know, I'll have a look tonight, it's another thing to consider. If it does it might be like a couple of Dell's I've looked at. If the centre pin doesn't make

Re: [Hampshire] Laptop batteries

2011-07-28 Thread Sean Gibbins
On 28/07/11 15:18, Brian Chivers wrote: If it does it might be like a couple of Dell's I've looked at. If the centre pin doesn't make contact with the charging socket the laptop won't charge, it'll still work on mains as the main 19volts or so is carried on the inside outside on the outer

Re: [Hampshire] Laptop batteries

2011-07-27 Thread Peter Andrijeczko
Paul Just a word of warning... My last work laptop was a Dell D620 which experienced what sounds like identical charging problems to yours, but in that case I borrowed a known good working battery from a colleague and found that it too would not recharge - the only conclusion therefore was a

Re: [Hampshire] Laptop batteries

2011-07-27 Thread Dr A. J. Trickett
Peter, Just a word of warning... My last work laptop was a Dell D620 which experienced what sounds like identical charging problems to yours, but in that case I borrowed a known good working battery from a colleague and found that it too would not recharge - the only conclusion therefore

[Hampshire] Laptop batteries

2011-07-26 Thread Adam John Trickett
Hi, Either the motherboard or the battery on my Novatech V13/Clevo W83T has died. Assuming it's the cheap LiPoly battery that is dead, the laptop seems to function otherwise, anyone recommend anywhere good to buy replacements. I see lots of places offering replacement batteries for £50-60,

Re: [Hampshire] Laptop batteries

2011-07-26 Thread Alan Pope
On 26 July 2011 14:36, Adam John Trickett adam.trick...@iredale.net wrote: I see lots of places offering replacement batteries for £50-60, I've just never heard of any of them and don't know if they are reliable. I have bought from http://myworld.ebay.co.uk/power_biz/ before. Reliable. Al.

Re: [Hampshire] Laptop batteries

2011-07-26 Thread Benjie Gillam
Most laptops in my experience work without a battery so long as the mains charger is connected - if yours doesn't then I fear it might be the motherboard that has failed. Kind regards, Benjie. On 26 July 2011 14:40, Alan Pope a...@popey.com wrote: On 26 July 2011 14:36, Adam John Trickett

Re: [Hampshire] Laptop batteries

2011-07-26 Thread Adam John Trickett
On Tuesday 26 Jul 2011 15:09:42 Benjie Gillam wrote: Most laptops in my experience work without a battery so long as the mains charger is connected - if yours doesn't then I fear it might be the motherboard that has failed. I did say it work fine otherwise, which is why I'm hoping it's just a

Re: [Hampshire] Laptop batteries

2011-07-26 Thread Adam John Trickett
On Tuesday 26 Jul 2011 14:40:15 Alan Pope wrote: On 26 July 2011 14:36, Adam John Trickett adam.trick...@iredale.net wrote: I see lots of places offering replacement batteries for £50-60, I've just never heard of any of them and don't know if they are reliable. I have bought from

Re: [Hampshire] Laptop batteries

2011-07-26 Thread Bob Dunlop
On Tue, Jul 26 at 02:36, Adam John Trickett wrote: ... Assuming it's the cheap LiPoly battery that is dead, the laptop seems to function otherwise, anyone recommend anywhere good to buy replacements. Depending on whether you thought you got good service out of the battery or not there is

Re: [Hampshire] Laptop batteries

2011-07-26 Thread Adam John Trickett
On Tuesday 26 Jul 2011 15:29:25 Bob Dunlop wrote: On Tue, Jul 26 at 02:36, Adam John Trickett wrote: ... Assuming it's the cheap LiPoly battery that is dead, the laptop seems to function otherwise, anyone recommend anywhere good to buy replacements. Depending on whether you thought you

Re: [Hampshire] Laptop BIOS settings

2010-08-25 Thread Ian Park
On 24/08/10 23:05, Leo wrote: I've just got a new laptop and in the bios there is an option to select what OS is installed with three options: Other WinXP Vista / Win7 Does anyone know what difference this makes, and is Other the best to choose for Linux? Thanks, Leo -- Please

Re: [Hampshire] Laptop BIOS settings

2010-08-25 Thread Sean Gibbins
On 24/08/10 22:05, Leo wrote: I've just got a new laptop and in the bios there is an option to select what OS is installed with three options: Other WinXP Vista / Win7 Does anyone know what difference this makes, and is Other the best to choose for Linux? Hi Leo, I can't answer the the

Re: [Hampshire] Laptop BIOS settings

2010-08-25 Thread Andy Smith
Hi Sean, On Wed, Aug 25, 2010 at 09:55:09AM +, Sean Gibbins wrote: I can't answer the the question as to why this is present, but I suspect that there will be something that explains the reason for this on the laptop manufacturer's Web site or in the manual. If it's anything like the

Re: [Hampshire] Laptop BIOS settings

2010-08-25 Thread Hugo Mills
On Wed, Aug 25, 2010 at 09:14:10AM +, Andy Smith wrote: Hi Sean, On Wed, Aug 25, 2010 at 09:55:09AM +, Sean Gibbins wrote: I can't answer the the question as to why this is present, but I suspect that there will be something that explains the reason for this on the laptop

Re: [Hampshire] Laptop BIOS settings

2010-08-25 Thread Ian Park
On 25/08/10 10:55, Sean Gibbins wrote: On 24/08/10 22:05, Leo wrote: I've just got a new laptop and in the bios there is an option to select what OS is installed with three options: Other WinXP Vista / Win7 Does anyone know what difference this makes, and is Other the best to choose for

Re: [Hampshire] Laptop BIOS settings

2010-08-25 Thread Sean Gibbins
On 25/08/10 09:19, Hugo Mills wrote: On Wed, Aug 25, 2010 at 09:14:10AM +, Andy Smith wrote: Hi Sean, On Wed, Aug 25, 2010 at 09:55:09AM +, Sean Gibbins wrote: I can't answer the the question as to why this is present, but I suspect that there will be something that explains

[Hampshire] Laptop BIOS settings

2010-08-24 Thread Leo
I've just got a new laptop and in the bios there is an option to select what OS is installed with three options: Other WinXP Vista / Win7 Does anyone know what difference this makes, and is Other the best to choose for Linux? Thanks, Leo -- Please post to: Hampshire@mailman.lug.org.uk Web

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James Courtier-Dutton
On 18 May 2010 23:20, trotter m.nutt...@ukonline.co.uk wrote: In the desktop arena with 3.5 the experience of my last 2 drives would bare out your thinking. The western digital blue 640GB has 2 error sectors reallocated as soon as i installed it. The 1.5TB Seagate has had 3 sectors go bad

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
I would like it if Linux would at least tell me which files got hit by the reallocation. It probably can't tell. Reallocation happens by way of the drive controller; the main OS is not involved, nor even informed unless it specifically asks. I'm not aware of any way to inquire about the

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James Courtier-Dutton
On 19 May 2010 11:14, Vic l...@beer.org.uk wrote: I would like it if Linux would at least tell me which files got hit by the reallocation. It probably can't tell. Reallocation happens by way of the drive controller; the main OS is not involved, nor even informed unless it specifically

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James
On Wed, 2010-05-19 at 11:14 +0100, Vic wrote: So, I lost 3 sectors, so which files have 512 bytes missing? None of them. That's the purpose of reallocating sectors, not just letting them fail. Yes, if data is actually unrecoverable (as happened in my notebook's hard disc: 3 bad sectors at

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
reallocations appear in the Linux syslog Really? I've only ever seen summary information from smartmontools there. I've also been unable to find anything in Google to support the idea that actual reallocation map data goes into syslog; perhaps you'd post some examples so we can all learn about

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
Yes, if data is actually unrecoverable (as happened in my notebook's hard disc: 3 bad sectors at the time of replacement, lost a video) the drive will kick up a fuss-load of ATA errors, which will be reported all over dmesg. That's for broken sectors, not sector reallocation; if the data is

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James Courtier-Dutton
On 19 May 2010 11:46, Vic l...@beer.org.uk wrote: reallocations appear in the Linux syslog Really? I've only ever seen summary information from smartmontools there. I've also been unable to find anything in Google to support the idea that actual reallocation map data goes into syslog;

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James Courtier-Dutton
On 19 May 2010 12:03, James Courtier-Dutton james.dut...@gmail.com wrote: On 19 May 2010 11:46, Vic l...@beer.org.uk wrote: reallocations appear in the Linux syslog Really? I've only ever seen summary information from smartmontools there. I've also been unable to find anything in Google to

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Hugo Mills
On Wed, May 19, 2010 at 11:58:14AM +0100, Vic wrote: Yes, if data is actually unrecoverable (as happened in my notebook's hard disc: 3 bad sectors at the time of replacement, lost a video) the drive will kick up a fuss-load of ATA errors, which will be reported all over dmesg. That's

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
Example of a syslog entry for one of the above: Apr 27 11:26:42 quad kernel: [ 3821.830237] sd 2:0:0:0: [sde] Unhandled sense code Unhandled sense code. That's a good start. Do you think this is a reallocation? Apr 27 11:26:42 quad kernel: [ 3821.830239] sd 2:0:0:0: [sde] Result:

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Philip Stubbs
On 19 May 2010 12:21, Vic l...@beer.org.uk wrote: If the data is not recovered, you haven't got a reallocation - you've got a disk failure. Disk failures do occur; they are less frequent than they might be because of the drive's ability to swap out failing sectors before they are completely

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James Courtier-Dutton
On 19 May 2010 12:22, Hugo Mills h...@carfax.org.uk wrote: On Wed, May 19, 2010 at 11:58:14AM +0100, Vic wrote: Yes, if data is actually unrecoverable (as happened in my notebook's hard disc: 3 bad sectors at the time of replacement, lost a video) the drive will kick up a fuss-load of ATA

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
The main route to discovering you've got a failed drive or part of drive is when you can't read the data that was originally put on it. This will come to light either when a checksum is computed and fails comparison, or when part of the hardware is operating outside the parameters that

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
My understanding of reallocation is the same as Hugo's. Maybe I just explaining it badly. Hugo's argument appears to be that data reallocation is not as effective as we would like. Yours appears to be very different - claiming a firmware bug because you found an unrecoverable sector is just

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread James Courtier-Dutton
On 19 May 2010 12:45, Vic l...@beer.org.uk wrote: In the event of an ECC failure, the sector will not be reallocated - it is already failed. This is the crux of the difference between your and my point of view. You say the sector will not be reallocated. I say it will and I believe Hugo also

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Vic
In the event of an ECC failure, the sector will not be reallocated - it is already failed. This is the crux of the difference between your and my point of view. You say the sector will not be reallocated. I say it will Why would it? If the block has already failed, and the drive

Re: [Hampshire] Laptop Hardrive

2010-05-19 Thread Hugo Mills
On Wed, May 19, 2010 at 01:36:35PM +0100, James Courtier-Dutton wrote: On 19 May 2010 12:45, Vic l...@beer.org.uk wrote: In the event of an ECC failure, the sector will not be reallocated - it is already failed. This is the crux of the difference between your and my point of view. You

[Hampshire] Laptop Hardrive

2010-05-18 Thread e-mail dawn.gray1
Hi guys, My laptop hardrive is faulty, does anyone have a spare/old one I can have/buy details are : Fujitsu MHV2080BH 80 Gb Sata 8mm thick size is unimportant as long as it is big enough to install unbuntu on . please contact me off line cheers Dawn -- Please post to:

Re: [Hampshire] Laptop Hardrive

2010-05-18 Thread Vic
My laptop hardrive is faulty, does anyone have a spare/old one I can have/buy Second-hand HDDs are usually a bad investment - they have a limited lifespan, so if someone else has taken one out of service, it's probably used up quite a bit of that life... A brand-spankers SATA laptop drive can

Re: [Hampshire] Laptop Hardrive

2010-05-18 Thread trotter
At 20:12 18/05/2010, you wrote: My laptop hardrive is faulty, does anyone have a spare/old one I can have/buy Second-hand HDDs are usually a bad investment - they have a limited lifespan, so if someone else has taken one out of service, it's probably used up quite a bit of that life... A

Re: [Hampshire] Laptop Hardrive

2010-05-18 Thread Tim Brocklehurst
On Tuesday 18 May 2010 23:20:49 trotter wrote: At 20:12 18/05/2010, you wrote: My laptop hardrive is faulty, does anyone have a spare/old one I can have/buy Second-hand HDDs are usually a bad investment - they have a limited lifespan, so if someone else has taken one out of service,

Re: [Hampshire] Laptop repairer recommendations ?

2010-03-10 Thread LinuxLearner
James Ashburner wrote: I would start with reminding HP that under UK law (specifically the Sale of Goods Act) they are obliged to repair an item within a time that you can reasonably expect it to last. However, it's actually the sellers responsibility to deal with this, not the

Re: [Hampshire] Laptop repairer recommendations ?

2010-03-10 Thread Berni Elbourn
Alex Phillips wrote: Dear List, Can anyone recommend a Laptop repair shop, preferable in the north Hampshire area, and preferably one that will charge a sensible fee for just looking at it. My HP Laptop has died at 13 months oldI'm not overly impressed. Thanks in advance,

[Hampshire] Laptop repairer recommendations ?

2010-03-09 Thread Alex Phillips
Dear List, Can anyone recommend a Laptop repair shop, preferable in the north Hampshire area, and preferably one that will charge a sensible fee for just looking at it. My HP Laptop has died at 13 months oldI'm not overly impressed. Thanks in advance, Alex. -- Please post to:

Re: [Hampshire] Laptop repairer recommendations ?

2010-03-09 Thread Sean Gibbins
Alex Phillips wrote: Dear List, Can anyone recommend a Laptop repair shop, preferable in the north Hampshire area, and preferably one that will charge a sensible fee for just looking at it. My HP Laptop has died at 13 months oldI'm not overly impressed. Thanks in advance,

Re: [Hampshire] Laptop repairer recommendations ?

2010-03-09 Thread James Ashburner
On 09/03/2010 21:20, Sean Gibbins wrote: Alex Phillips wrote: Dear List, Can anyone recommend a Laptop repair shop, preferable in the north Hampshire area, and preferably one that will charge a sensible fee for just looking at it. My HP Laptop has died at 13 months

Re: [Hampshire] Laptop display borked.

2009-10-01 Thread Jacqui Caren
Sean Gibbins wrote: I know it sounds a bit desperate, but it got me a new laptop under /very/ similar circumstances. It does work - a long long time ago Yamaha had the 250LC that blew alternators about one year on. Yam decided this was NOT a warranty issue - so the letter detailing the three

Re: [Hampshire] Laptop display borked.

2009-09-30 Thread James Courtier-Dutton
2009/9/30 Sean Gibbins s...@funkygibbins.me.uk: Hi Al, You might want to consider an old-fashioned letter (with envelopes and stamps and everything!) to the head honcho at Dell first, detailing your position in the world of Ubuntu* and the implications such poor service has with regards to

Re: [Hampshire] Laptop display borked.

2009-09-30 Thread Sean Gibbins
James Courtier-Dutton wrote: 2009/9/30 Sean Gibbins s...@funkygibbins.me.uk: Hi Al, You might want to consider an old-fashioned letter (with envelopes and stamps and everything!) to the head honcho at Dell first, detailing your position in the world of Ubuntu* and the implications such

Re: [Hampshire] Laptop display borked.

2009-09-29 Thread Adam Sweet
Alan Pope wrote: 2009/9/27 AdamC kab...@gmail.com: This weekend, the problems have started again. This time the machine boots, I can see BIOS and grub loading, but it is split six ways across the screen and corrupted. I've even had it once where it booted with a good screen to Have you tried

Re: [Hampshire] Laptop display borked.

2009-09-29 Thread Chris Smith
Adam Sweet wrote: It must be time of year for damaged laptop GPUs. My Dell XPS laptop has just started corrupting output to screen (green pixel streaks on the BIOS, bootloader, boot splash and GUI and flashing white blocky corruption on a physical tty). X on Ubuntu fails repeatedly to

Re: [Hampshire] Laptop display borked.

2009-09-28 Thread Jacqui Caren
AdamC wrote: A couple of years ago I bought a Novatech laptop which I duly installed Ubuntu on. I've had trouble free computing from this machine until last weekend. My very old acer did the same thing. I powered down - the machine went down cleanly and having tried various things the

Re: [Hampshire] Laptop display borked.

2009-09-28 Thread Alan Pope
2009/9/27 AdamC kab...@gmail.com: This weekend, the problems have started again. This time the machine boots, I can see BIOS and grub loading, but it is split six ways across the screen and corrupted. I've even had it once where it booted with a good screen to I have a Dell which also

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