Re: Disk I/O as a bottleneck?

2011-05-07 Thread Nadav Har'El
On Sun, May 08, 2011, is...@zahav.net.il wrote about "Re: Disk I/O as a bottleneck?": > I don't agree with this setup. Regular consumer drives setup with RAID to > stripe are going to be much, much faster and have less problems in the long > run than single SSDs at this point as well as being a be

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Nadav Har'El
On Sat, May 07, 2011, Omer Zak wrote about "Re: Disk I/O as a bottleneck?": > I suspect that speeding up /usr won't help improve performance that > much. The applications, which seem to be sluggish, deal with a lot of > user data in /home. Furthermore, this user data varies a lot with time, > hen

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Yedidyah Bar-David
On Sun, May 08, 2011 at 07:28:49AM +0300, Nadav Har'El wrote: > On Sat, May 07, 2011, guy keren wrote about "Re: Disk I/O as a bottleneck?": > > and if you have a lot of money to spend - you could consider buying an > > enterprise-grade SSD (e.g. from fusion I/O or from OCZ - although for > > your

Re: Disk I/O as a bottleneck?

2011-05-07 Thread geoffrey mendelson
On May 8, 2011, at 7:54 AM, is...@zahav.net.il wrote: I don't agree with this setup. Regular consumer drives setup with RAID to stripe are going to be much, much faster and have less problems in the long run than single SSDs at this point as well as being a better value until prices chan

Re: Disk I/O as a bottleneck?

2011-05-07 Thread is123
On Sun, 08 May 2011 07:28:49 +0300 Nadav Har'El wrote: > Instead of buying a huge SSD for "thousands of dollars" another option you > might consider is to buy a relatively small SSD with just enough space to > hold your "/" partition and swap space. Even 20 G may be enough. > The rest of your dis

Re: 20th Anniversary T-Shirt Design Contest

2011-05-07 Thread Shlomi Fish
Hi Const, On Saturday 07 May 2011 20:09:42 Constantine Shulyupin wrote: > Thank you, Shlomi. I've updated the image ( > http://www.makelinux.net/art/20y/ ) > Nice, thanks. I'll be off the computer for a few days, but I'll take a look after that. I hope the other members of the list give you som

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Nadav Har'El
On Sat, May 07, 2011, guy keren wrote about "Re: Disk I/O as a bottleneck?": > and if you have a lot of money to spend - you could consider buying an > enterprise-grade SSD (e.g. from fusion I/O or from OCZ - although for > your use-case, some of the cheaper SSDs will do) and use it instead of > th

Re: Disk I/O as a bottleneck?

2011-05-07 Thread guy keren
On Sun, 2011-05-08 at 00:21 +0300, Elazar Leibovich wrote: > > > On Sun, May 8, 2011 at 12:20 AM, guy keren wrote: > > > are you talking about using a low-end SSD? > > > I'm actually not a big SSD expert, but I'm talking about relatively > cheap SSD you can find in Iv

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Elazar Leibovich
On Sun, May 8, 2011 at 12:20 AM, guy keren wrote: > > are you talking about using a low-end SSD? > I'm actually not a big SSD expert, but I'm talking about relatively cheap SSD you can find in Ivory/Ksp, for instance Intel's http://www.zap.co.il/model.aspx?modelid=751136 > > the problem with t

Re: Disk I/O as a bottleneck?

2011-05-07 Thread guy keren
On Sat, 2011-05-07 at 21:49 +0300, Elazar Leibovich wrote: > On Sat, May 7, 2011 at 4:06 PM, guy keren wrote: > > if you eventually decide that it is indeed disk I/O that slows > you down, > and if you have a lot of money to spend - you could consider > buy

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Omer Zak
On Sat, 2011-05-07 at 21:49 +0300, Elazar Leibovich wrote: > On Sat, May 7, 2011 at 4:06 PM, guy keren wrote: > > if you eventually decide that it is indeed disk I/O that slows > you down, > and if you have a lot of money to spend - you could consider > buy

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Elazar Leibovich
On Sat, May 7, 2011 at 4:06 PM, guy keren wrote: > > if you eventually decide that it is indeed disk I/O that slows you down, > and if you have a lot of money to spend - you could consider buying an > enterprise-grade SSD (e.g. from fusion I/O or from OCZ - although for > your use-case, some of t

Re: 20th Anniversary T-Shirt Design Contest

2011-05-07 Thread Constantine Shulyupin
Thank you, Shlomi. I've updated the image ( http://www.makelinux.net/art/20y/ ) On Sat, May 7, 2011 at 4:56 PM, Shlomi Fish wrote: > Hi Constantine, > > first of all, thanks for your effort. I'm commenting what I feel about your > image in public - I hope it's OK. Good luck in the competition. >

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Shachar Raindel
Hi Omer, On Sat, May 7, 2011 at 3:29 PM, Omer Zak wrote: > I have a PC with powerful processor, lots of RAM and SATA hard disk. > Nevertheless I noticed that sometimes applications (evolution E-mail > software and Firefox[iceweasel] Web browser) have the sluggish feel of a > busy system (command

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Eli Billauer
I would suggest making the check I mention in my own blog, in particular if you're running an old kernel. There has been a bug in the way the kernel handles heavy disk loads. http://billauer.co.il/blog/2010/10/disk-io-scheduler-load-dd-freeze-stall-hang/ Omer Zak wrote: I have a PC with po

Re: 20th Anniversary T-Shirt Design Contest

2011-05-07 Thread Shlomi Fish
Hi Constantine, first of all, thanks for your effort. I'm commenting what I feel about your image in public - I hope it's OK. Good luck in the competition. On Saturday 07 May 2011 16:02:35 Constantine Shulyupin wrote: > Hi, > > I am designing image for annual Linux.com Store T-shirt design > c

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Dima (Dan) Yasny
On Sat, May 7, 2011 at 4:41 PM, guy keren wrote: > On Sat, 2011-05-07 at 16:19 +0300, Dima (Dan) Yasny wrote: >> On Sat, May 7, 2011 at 4:06 PM, guy keren wrote: >> > >> > you are stepping into "never-never" land ;) >> > >> > "iostat -x -k 1" is your friend - just make sure you open a very wide >

Re: Disk I/O as a bottleneck?

2011-05-07 Thread guy keren
On Sat, 2011-05-07 at 16:19 +0300, Dima (Dan) Yasny wrote: > On Sat, May 7, 2011 at 4:06 PM, guy keren wrote: > > > > you are stepping into "never-never" land ;) > > > > "iostat -x -k 1" is your friend - just make sure you open a very wide > > terminal in which to look at it. > > > > disks are not

Re: Disk I/O as a bottleneck?

2011-05-07 Thread Dima (Dan) Yasny
On Sat, May 7, 2011 at 4:06 PM, guy keren wrote: > > you are stepping into "never-never" land ;) > > "iostat -x -k 1" is your friend - just make sure you open a very wide > terminal in which to look at it. > > disks are notoriously slow, regardless of error cases. it is enough if > an applications

20th Anniversary T-Shirt Design Contest

2011-05-07 Thread Constantine Shulyupin
Hi, I am designing image  for annual Linux.com Store T-shirt design contest: http://www.linux.com/tshirt-design-contest The draft of the image is here: http://www.makelinux.net/art/20y/ Can you please give me your feedback to improve the image? Please note, I am not professional graphics designe

Re: Disk I/O as a bottleneck?

2011-05-07 Thread guy keren
you are stepping into "never-never" land ;) "iostat -x -k 1" is your friend - just make sure you open a very wide terminal in which to look at it. disks are notoriously slow, regardless of error cases. it is enough if an applications perform a lot of random I/O - to make them work very slow. i'

Disk I/O as a bottleneck?

2011-05-07 Thread Omer Zak
I have a PC with powerful processor, lots of RAM and SATA hard disk. Nevertheless I noticed that sometimes applications (evolution E-mail software and Firefox[iceweasel] Web browser) have the sluggish feel of a busy system (command line response time remains crisp, however, because the processor is