Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Dave Johnson
Paul Lussier writes: > Dave Johnson <[EMAIL PROTECTED]> writes: > > > kupdated?!?! A 2.4 kernel??!?!? > > Ahm, yeah. Are you shocked at kupdated running with a 2.4 kernel > because it shouldn't be there with a 2.4 kernel, or shocked I'm still > running a 2.4 kernel? the latter. kupdated was re

Re: Traveling with a big file

2006-11-30 Thread Thomas Charron
On 11/30/06, hewitt_tech <[EMAIL PROTECTED]> wrote: > both Linux and Windows systems? If I try EX2/EXT3, with Windows read it? AFAIK there isn't an EXT2/EXT3 file system driver for Windows. I've had good luck with http://www.chrysocome.net/virtualvolumes -- -- Thomas _

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Paul Lussier
Dave Johnson <[EMAIL PROTECTED]> writes: > kupdated?!?! A 2.4 kernel??!?!? Ahm, yeah. Are you shocked at kupdated running with a 2.4 kernel because it shouldn't be there with a 2.4 kernel, or shocked I'm still running a 2.4 kernel? -- Seeya, Paul -- Key fingerprint = 1660 FECC 5D21 D286 F853

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Dave Johnson
Paul Lussier writes: > Yesterday we added 2GB of RAM and our memory utilization now looks like this: > > active - 793M > inactive - 2.3G > unused - 213M > cache - 2.9G > slab cache - 194M > swap cache - 2M > apps - 71M > buffers- 313M > swap - 4.5M When

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Paul Lussier
"Drew Van Zandt" <[EMAIL PROTECTED]> writes: > Can you ask amanda to do bandwidth limiting? I'd think this would be > a standard feature... Yes, at least with respect to network bandwidth. I'm not sure about Disk I/O bandwidth. But I don't think it's an amanda thing, I think it's a "poorly tune

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Paul Lussier
Ric Werme <[EMAIL PROTECTED]> writes: > I have a lot of NFS experience, but not on Linux. Please be real > careful identifying what is client behaviour vs. server behaviour. > > The CPU load is on the server, and the client is nearly idle because > the server is so slow to respond, right? > > You

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Dave Johnson
Paul Lussier writes: > > This is bizarre. > > We've got an NFS server with Dual 3Ghz Xeon CPUs as our NFS server > connected to a Winchester OpenSAN FC-based RAID array. The array is a > single 1TB partition (unfortunately). > > Before yesterday we were noticing lots of NFS drop-outs on the cli

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Drew Van Zandt
Can you ask amanda to do bandwidth limiting? I'd think this would be a standard feature... --DTVZ ___ gnhlug-discuss mailing list gnhlug-discuss@mail.gnhlug.org http://mail.gnhlug.org/mailman/listinfo/gnhlug-discuss/

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Ric Werme
> I was not implying that the use of spare memory as cache was bizarre. > I *know* that spare memory will be used this way, and that in general > this is a good thing. > What is bizaarre is that one could *INCREASE* system resources and > performance *GETS WORSE*. This is unintuitive and inverse

Re: Traveling with a big file

2006-11-30 Thread Ben Scott
On 11/30/06, Tech Writer <[EMAIL PROTECTED]> wrote: Thanks for the quick feedback, so far I've noticed that most of these USB portable disks (FIRELITE, etc) are marked as being compatible with Windows and MAC, but don't mention Linux. They're generally compatible at the hardware level. T

Re: Traveling with a big file

2006-11-30 Thread hewitt_tech
- Original Message - From: "Tech Writer" <[EMAIL PROTECTED]> To: "GNHLUG Group" Sent: Thursday, November 30, 2006 3:22 PM Subject: Re: Traveling with a big file Thanks for the quick feedback, so far I've noticed that most of these USB portable disks (FIRELITE, etc) are marked a

Re: Traveling with a big file

2006-11-30 Thread Tech Writer
Thanks for the quick feedback, so far I've noticed that most of these USB portable disks (FIRELITE, etc) are marked as being compatible with Windows and MAC, but don't mention Linux. My task is to document some Linux tasks, so I'm running in Linux, and plan to copy files to/from there. B

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Neil Joseph Schelly
On Thursday 30 November 2006 01:51 pm, Paul Lussier wrote: > It's not a SAN. It's direct-attached storage. > > Winchester OpenSAN FC-based RAID array Isn't this the storage? I assume the description meant it was a SAN. What is the topology of that FC network? > In theory, yes, in practicali

Re: Traveling with a big file

2006-11-30 Thread Ben Scott
On 11/30/06, Ted Roche <[EMAIL PROTECTED]> wrote: You can also use the "split" command to split files into chunks, and then use "cat" to put the pieces back together into one big file. Or on 'doze, use "COPY PART1+PART2 BIGFILE" to concatenate. Bearing in mind, of course, that the target file

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Bruce Dawson
Neil Joseph Schelly wrote: > On Thursday 30 November 2006 11:59 am, Paul Lussier wrote: >> Before yesterday we were noticing lots of NFS drop-outs on the clients >> (300+ of them) and we correllated this pretty much to the backups >> (amanda). The theory was that local disk I/O was beating out >>

Re: Reliable wireless?

2006-11-30 Thread Ben Scott
On 11/30/06, hewitt_tech <[EMAIL PROTECTED]> wrote: Fixing the application is really not an option. The application is provided by a third party vendor and there's no way in the world these people would allow anyone to touch their code. The most we could do is complain... I was afraid of that.

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Paul Lussier
"Thomas Charron" <[EMAIL PROTECTED]> writes: > On 11/30/06, Paul Lussier <[EMAIL PROTECTED]> wrote: >> >> >> This is bizarre. >> >> > Spare memory will ALWAYS be used to cache. This is fine and 'normal'. I was not implying that the use of spare memory as cache was bizarre. I *know* that spare

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Paul Lussier
Neil Joseph Schelly <[EMAIL PROTECTED]> writes: > I'm not sure the topology of your SAN, It's not a SAN. It's direct-attached storage. > but can you connect another machine to the SAN with read-only access > to those filesystems to do backups without involving the NFS server > at all? -N In t

Re: Traveling with a big file

2006-11-30 Thread Ted Roche
On Nov 30, 2006, at 12:55 PM, Ben Scott wrote: You can also use the "split" command to split files into chunks, and then use "cat" to put the pieces back together into one big file. Or on 'doze, use "COPY PART1+PART2 BIGFILE" to concatenate. Bearing in mind, of course, that the target file s

Re: Reliable wireless?

2006-11-30 Thread hewitt_tech
Fixing the application is really not an option. The application is provided by a third party vendor and there's no way in the world these people would allow anyone to touch their code. The most we could do is complain... -Alex - Original Message - From: "Ben Scott" <[EMAIL PROTECTED]>

Re: Traveling with a big file

2006-11-30 Thread Ben Scott
On 11/30/06, Shawn K. O'Shea <[EMAIL PROTECTED]> wrote: If you want to keep it FAT32, as it shipped, consider using zip or rar to create a split archive file and just reassemble it on the target side. You can also use the "split" command to split files into chunks, and then use "cat" to put th

Re: Reliable wireless?

2006-11-30 Thread Ben Scott
On 11/30/06, Travis Roy <[EMAIL PROTECTED]> wrote: > Fix the application. I'm sure if he had that ability (either skill wise, or permission from management) he would I expect so, but I've also found the obvious is sometimes worth stating anyway. For example, I thought my intent with the ab

Re: Traveling with a big file

2006-11-30 Thread Shawn K. O'Shea
On 11/30/06, Tech Writer <[EMAIL PROTECTED]> wrote: Does anyone know if this is a problem with settings on the FIRELITE usb disk, or somewhere else? I'm using SLES-10, and a "cp" command. I'm also wondering if I might be better off just making the DVD, and re-converting it to an ISO file when

Re: Traveling with a big file

2006-11-30 Thread Travis Roy
I'm trying to physically carry a large (4.5GB) iso file from home, over to a coworker's office. Although I can burn the image back to a DVD, I get an error that the file is too large when I try a straight copy to the DVD. So, I hooked up a FIRELITE usb disk, and did a copy to a director

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Thomas Charron
On 11/30/06, Paul Lussier <[EMAIL PROTECTED]> wrote: This is bizarre. Spare memory will ALWAYS be used to cache. This is fine and 'normal'. -- -- Thomas ___ gnhlug-discuss mailing list gnhlug-discuss@mail.gnhlug.org http://mail.gnhlug.org/mailm

Traveling with a big file

2006-11-30 Thread Tech Writer
I'm trying to physically carry a large (4.5GB) iso file from home, over to a coworker's office. Although I can burn the image back to a DVD, I get an error that the file is too large when I try a straight copy to the DVD. So, I hooked up a FIRELITE usb disk, and did a copy to a directory there

Re: Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Neil Joseph Schelly
On Thursday 30 November 2006 11:59 am, Paul Lussier wrote: > Before yesterday we were noticing lots of NFS drop-outs on the clients > (300+ of them) and we correllated this pretty much to the backups > (amanda). The theory was that local disk I/O was beating out > nfs-client requests. I'm not sur

Re: Reliable wireless?

2006-11-30 Thread Travis Roy
Their application uses a client/server model and when they get disconnected from their own LAN, they lose any data that they have typed into the application. Fix the application. I'm sure if he had that ability (either skill wise, or permission from management) he would I'd like to

Re: Reliable wireless?

2006-11-30 Thread Thomas Charron
802.11n. You MAY have to limit the equipment to the same vendor, as there are still cross-vendor 'quirks' here and there. I believe some will also operate in the 5Ghz range, and offers speeds much greater (10x - 50x, depending on who you ask). On 11/30/06, hewitt_tech <[EMAIL PROTECTED]> wrote

Linux, gobs of RAM, RAID and performance suckage...

2006-11-30 Thread Paul Lussier
This is bizarre. We've got an NFS server with Dual 3Ghz Xeon CPUs as our NFS server connected to a Winchester OpenSAN FC-based RAID array. The array is a single 1TB partition (unfortunately). Before yesterday we were noticing lots of NFS drop-outs on the clients (300+ of them) and we correllate

Re: Reliable wireless?

2006-11-30 Thread Ben Scott
On 11/30/06, hewitt_tech <[EMAIL PROTECTED]> wrote: I have a client who has a computer mounted on a roll around cart and who wants to connect using a wireless connection to their LAN. Unfortunately there are 8 strong wireless networks nearby with at least 3 being unsecured. If you're getting

Re: Reliable wireless?

2006-11-30 Thread Paul Lussier
"hewitt_tech" <[EMAIL PROTECTED]> writes: > I have a client who has a computer mounted on a roll around cart and > who wants to connect using a wireless connection to their > LAN. Unfortunately there are 8 strong wireless networks nearby with > at least 3 being unsecured. Their application uses a

Re: Reliable wireless?

2006-11-30 Thread Mark Komarinski
On 11/30/2006 10:09 AM, hewitt_tech wrote: > I have a client who has a computer mounted on a roll around cart and > who wants to connect using a wireless connection to their LAN. > Unfortunately there are 8 strong wireless networks nearby with at > least 3 being unsecured. Their application uses a

[GNHLUG] SLUG (UNH) - Mon 11 Dec - GDM and KDM, esp. themes

2006-11-30 Thread Ben Scott
What : Customizing your logon - GDM and KDM themes (and more?) Who : Rob Anderson, members Day : Mon 11 Dec 2006 Time : 7:00 PM Where: Room 301, Morse Hall, UNH, Durham, NH This December, SLUG will be exploring customization of GDM and KDM, with a focus on themes. Rob will be presenting how to

Reliable wireless?

2006-11-30 Thread hewitt_tech
I have a client who has a computer mounted on a roll around cart and who wants to connect using a wireless connection to their LAN. Unfortunately there are 8 strong wireless networks nearby with at least 3 being unsecured. Their application uses a client/server model and when they get disconnec

Re: preferred fan speed control methods?

2006-11-30 Thread Ben Scott
On 11/30/06, Mark Komarinski <[EMAIL PROTECTED]> wrote: What you're looking for is a different class of system. Go look for industrial PCs. They're typically built to work at room temperature or slightly higher (think shop floor) and has built in air filters in the front with positive pressure

Re: preferred fan speed control methods?

2006-11-30 Thread Ben Scott
On 11/30/06, Andrew W. Gaunt <[EMAIL PROTECTED]> wrote: I believe more noise is better so I cut a hole in my case with a sawzall and then used some duct tape to connect the output of a leaf blower to it. Next thing I want to do is put a bigger fuel tank on the leaf blower so I can go for longer p

Re: preferred fan speed control methods?

2006-11-30 Thread Andrew W. Gaunt
I believe more noise is better so I cut a hole in my case with a sawzall and then used some duct tape to connect the output of a leaf blower to it. Next thing I want to do is put a bigger fuel tank on the leaf blower so I can go for longer periods without refueling. -Andrew Gaunt Ben Scott wro

Re: preferred fan speed control methods?

2006-11-30 Thread Mark Komarinski
On 11/30/2006 08:59 AM, Ben Scott wrote: > The "server" PCs I see tend to either be (1) same exact design as a > minitower/desktop, or (2) built like a wind tunnel, with multiple fans > blowing through front-to-back, with no place to install filters or > anything like that. What you're looking for

Re: Microsoft brain-damage of the day

2006-11-30 Thread Ben Scott
On 11/30/06, Ted Roche <[EMAIL PROTECTED]> wrote: Yeah, that's classic DOS/CMD. If you want -MM-DD, it's as simple as FOR /F "tokens=2-4 delims=/ " %%i IN ('date /t') DO SET DATE=%%k-%%i-%%j Nitpick: DOS, which just had COMMAND.COM, couldn't do that at all. You need WinNT's shell (CMD.EXE

Re: preferred fan speed control methods?

2006-11-30 Thread Ben Scott
On 11/30/06, Tom Buskey <[EMAIL PROTECTED]> wrote: A lot of the systems I work on have a seperate fan and duct for the cpu. Of course, it blows out. It's not just PCs. The Sun systems I work on do that too. Well, once you get out of the PC world, you'll find a lot more manufactures thinking

Re: Microsoft brain-damage of the day

2006-11-30 Thread Ted Roche
On Nov 29, 2006, at 10:45 PM, Kjel Anderson wrote: Is that the new Powershell syntax? That is god-awful. Wow. Makes perl look pretty. Kjel Yeah, that's classic DOS/CMD. If you want -MM-DD, it's as simple as FOR /F "tokens=2-4 delims=/ " %%i IN ('date /t') DO SET DATE=%%k-%%i-%%j I use

Re: preferred fan speed control methods?

2006-11-30 Thread Tom Buskey
A lot of the systems I work on have a seperate fan and duct for the cpu. Of course, it blows out. It's not just PCs. The Sun systems I work on do that too. On another note, when I built my external SATA disk box, I bought a magnetic bearing fan. I think it's 80mm or 120mm. It's silent. $10 o