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  • ASUS M51SE freezes for no apparent reason

    - by Piotr Justyna
    First of all, it's my first question on superuser so please excuse me if it doesn't belong here, a similar one has already been posted here or if I missed some details. My ASUS M51 freezes up. It all started a couple of months ago and I basically forgot about it since I bought a new laptop around that time. This is, however, bugging me since then and I can't explain why it's happening. Let me quickly describe what's wrong. When switched on and running (win 7) it freezes after a couple of minutes of normal usage (or even if I don't actually do anything). By 'freezes', I mean it's like a static image of my desktop was being displayed on the screen. Nothing happens, alt+ctrl+del doesn't help, I basically have to switch it off using a power button. I tried to remove the hard drive and to start the laptop without it. The same here - it freezes on the the initial black loading screen (a couple of minutes after the computer says it can't find the hdd) I tried to remove RAM - the same thing. All fans are spinning as they should. I cleaned the fans using a small paintbrush but it doesn't change anything. The laptop is generally clean and in pretty good physical shape. Well, almost, obviously :). One possible clue I can think of is that the laptop is heating excessively even when it doesn't actually do anything (hdd removed). Do you have any ideas what is the cause of this or what else can I try? Thanks, Piotr

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  • How expensive to run PC 24/7 or how to figure out how to determine it?

    - by jasondavis
    I realize this question is difficult to answer as it would be different based on users location, what there PC is doing and what hardware it consist of, along with other factors but I am hoping someone could give me a very rough estimate. I have always ran many PC's in my home 24/7 and I am just now looking at it from a money/cost of electric point of view. 1) I live in Central Florida. Can anyone guesstomate/estimate the avaerage monthly or daily cost of running your average PC? Intel quad core processor, 1 SSD drive for OS and programs and 4-5 1-2 TB hard drives in a RAID setup for data. 750watt PSU. What would your guess be? 2) Also is there an accurate way to figure this out (non-super technical and confusing to a non-math person please) Also I have seen those kill-a-watt devices, do they figure this kind of stuff out for you? 3) Does a larger PSU make your PC consume more power? Thanks for any help, you can most likely tell I am somewhat lost about this!

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  • What folders to encrypt with EFS on Windows 7 laptop?

    - by Joe Schmoe
    Since I've been using my laptop more as a laptop recently (carrying it around) I am now evaluating my strategy to protect confidential information in case it is stolen. Keep in mind that my laptop is 6 years old (Lenovo T61 with 8 GB or RAM, 2GHz dual core CPU). It runs Windows 7 fine but it is no speedy demon. It doesn't support AES instruction set. I've been using TrueCrypt volume mounted on demand for really important stuff like financial statements forever. Nothing else is encrypted. I just finished my evaluation of EFS, Bitlocker and took a closer look at TrueCrypt again. I've come to conclusion that boot partition encryption via Bitlocker or TrueCrypt is not worth the hassle. I may decide in the future to use Bitlocker or TrueCrypt to encrypt one of the data volumes but at this point I intend to use EFS to encrypt parts of my hard drive that contain data that I wouldn't want exposed. The purpose of this post is to get your feedback about what folders should be encrypted from the general point of view (of course everyone will have something specific in addition) Here is what I thought of so far (will update if I think of something else): 1) AppData\Local\Microsoft\Outlook - Outlook files 2) AppData\Local\Thunderbird\Profiles and AppData\Roaming\Thunderbird\Profiles- Thunderbird profiles, not sure yet where exactly data is stored. 3) AppData\Roaming\Mozilla\Firefox\Profiles\djdsakdjh.default\bookmarkbackups - Firefox bookmark backup. Is there a separate location for "main" Firefox bookmark file? I haven't figured it out yet. 4) Bookmarks for Chrome (don't know where it's bookmarks are) and Internet Explorer ($Username\Favorites) - I don't really use them but why not to secure that as well. 5) Downloads\, My Documents\ and My Pictures\ folders I don't think I need to encrypt, say, latest service pack for Visual Studio. So I will probably create subfolder called "Secure" in all of these folders and set it to "Encrypted". Anything sensitive I will save in this folder. Any other suggestions? Again, this is from the point of view of your "regular office user".

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  • Debian software raid 1: boot from both disk

    - by bsreekanth
    I newly installed debian squeeze with software raid.The way I did was, as also given in this thread. I have 2 HDD with 500 GB each. For each of them, I created 3 partitions (/boot, / and swap) I selected the hard drive and created a new partition table I created a new partition that was 1GB. I then specified to use the partition as a Physical Volume for RAID. and used for /boot and enabled bootable. Created another partition, which is of 480 GB, and then specified to use the partition as a Physical Volume for RAID. and used for /. Created another partion and used for swap Then RAID configuration: Through Configure RAID menu - create MD device - (2 for the number of drives, 0 for spare devices) Next select the partitions you want to be members of /dev/MD0. I selected /dev/sda1 and /dev/sdb1 (for /boot) Next select the partitions you want to be members of /dev/MD1. I selected /dev/sda6 and /dev/sdb6 (for /) And no RAID for swap partitions 'Finish Partitioning and write changes to disk' -- Finish the rest of the install like normal Everything is ok now, except I am not sure how to test my raid config. When I pull the power of the HDD, it only boots from one disk. I read in some forum that I may have to install GRUB manually on the other. In Debian Squeeze, there is no grub command. Not sure how to make my software raid bootable from both disk. Also, please comment on my steps above. Anything unusual. I configured /boot partitions of both disks to be boot=yes. Not sure whether that is ok. Thanks, Bsr

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  • Windows Bluescreen - atikmpag.sys

    - by Mochan
    Information Name: atikmpag.sys bluescreen (BSOD or BlueScreen of Death) Error code: 0x00000116 Appears when: Playing games, watching videos Can be reproduced: Yes Cause: Graphics Card is the main assumption System Specifications Before we begin - I will inform you of my specifications. OS: Windows 7 x64 Home Edition Model: Dell Inspiron 15R Special Edition (aka Inspiron 7520) (Add 2GB of RAM to the model linked) Hard Drive: 1TB CPU: Intel Quad-Core i7 Sandy Bridge (I think) Processor at 2.10GHz (I think it can be clocked to 3GHz?) RAM: 6GB (I think 1 x 4GB and 1 x 2GB) Display: 15.6" HD (1366x768) Graphics: AMD Radeon HD 7500M 2GB Details So now that you know some basics about my computer, I'll get to the problem. Being an Ubuntu user I hardly use Windows, but occasionally I do. Like to run Skyrim and other games incompatible with Linux and WINE. The new Sims 3 Seasons patch is also now not supported. When playing these two games and other ones, theoretically. I have also heard others saying that while watching HD movies and video series it also happens. While watching the bluescreen as it happens, I see it is the 'atikmpag.sys' error. I have not installed much and nothing significant. I think I have downloaded Skyrim, Firefox and The Sims 3. I haven't done much more... since Ubuntu is definitely the best in comparison! (No hate, just a joke :P). I can reproduce it easily (just by running a game for less than a minute). It is always there each time, but it's never at a specific time or anything. So far I have found that it may be caused by lack of power to the graphics card, or it may be damaged or fried. Since I've had the computer for a mere 4 months (and have had other problems with it also). I have contacted Dell but they are useless beyond belief. Anyone with any information, solutions or details are encouraged to share your knowledge, as it would be immensely appreciated.

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  • What does a status of "Backup" mean for Windows 7 local user profiles?

    - by Howiecamp
    Summary: Upon logging on to Windows 7 RTM I get a message that my profile can't be loaded and a temporary user profile is created. I logged off and back on as Administrator. The user profiles dialog shows my user profile with a Type of "Local" and a Status of "Backup" rather than "Local" which it should be. How can I change this to make my user profile accessible? The long story: My PC has a single hard drive partitioned into a C: and a D:. I'd moved my user profile directory (c:\Users) to d:\Users, removed c:\Users and then used mklink.exe to create a directory symbolic link c:\Users -- d:\Users. Worked like a charm since I did it. Today, I make a System Restore Point for drives C: and D:. Next, I dismounted D: and used the Disk Management tool to remove the "D:" drive letter from the D volume. (My plan was to reboot and then redirect the symbolic link.) Upon reboot, I got the user profile error described above. Finally, I restored the System Restore Points that I'd created for both drives and then rebooted again. Same issue.

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  • .NET 3.5 installation comes up with Error 0x800F0906, then 0x800F0081F using dism

    - by Austin Meadows
    I've recently tried installing .NET 3.5 for an application on Windows 8.1. I used the OS's popup thing to download/install .NET 3.5 and always get error code 0x800F0906. Upon further research, I found I would have to pop in my Windows 8 CD and install it with this command, where "E:\" is where my CD is mounted: Dism /online /enable-feature /featurename:NetFx3 /All /Source:E:\sources\sxs /LimitAccess This and any derivative of it (e.g., removing /LimitAccess) has not worked for me and has either given me the same error code (0x800F0906) or a different one, 0x800F0081F. I've even copied the sxs folder to my hard drive, just in case something was going on with the CD Drive, only to have the same results. In that case, I used this command line: Dism /online /enable-feature /featurename:NetFx3 /All /Source:C:\dotnet35 /LimitAccess I find this surreal because in both cases, the files are indeed there but the program thinks it's not. Here's the CBS.log file. Any ideas on how to fix this? Any help is very appreciated :) EDIT: I now have a proper dism.log file, I'm not sure what happened to the last one or why it did that. Here's the link to the new log file. It's interesting to note that it doesn't recognize some of the commands in the script such as "featurename" or "source".

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  • Deleting files in the windows installer folder

    - by qw3n
    How do you clean up the windows/installer folder on a xp machine. I looked on different forums, but the tool many mention is no longer officially supported and from what I understand not specifically for this task. Also, I was confused on which tool to use or how to use it. The reason I ask this is I have an older computer with ~86gb drive and ~80gb of is being used by the windows/installer. I'm assuming that at least some of these are glitches and shouldn't be in there. Note that the person who uses the computer mentioned trying to interrupt an install at some point and I don't know if this has anything to do with it. Also, there are not that many programs installed on this computer ~25. Also, I know that similar questions has been asked several times already, but the accepted answer Is it safe to delete from C:\Windows\Installer? is mainly talking about is it safe to delete (along with most of the duplicates). I'm asking how to find and delete the files that shouldn't be there especially since were not talking 5-10gb but something that practically fills the entire hard drive, and for those who are wondering I ran CCleaner, but it doesn't seem to check this folder.

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  • Diagnosing SAN connectivity issues (RHEL5)

    - by Matthew
    We are currently utilizing GFS2 to share a SAN LUN between 3 servers. However due to a feature problem with vendor software we are using, we currently have the volume unmounted on two of the boxes, and are instead exporting the GFS2 filesystem via NFS from the first one (the software requires some weird locking mechanics that GFS2 doesn't support). As of this morning, NFS was no longer able to read/write to the volume from any of the servers, including the NFS server. I then tried checking the normal mount (the directory that is exported on the NFS server) and I received a weird input/output error just trying to CD into it. When I tried running multipath, I got a DM error, however multipath -l worked just fine. I tried unmounting the GFS2 volume, and the CLI hung. I ran init 0 which killed most services, but then the shutdown appeared to have been hung. I logged in via out of band access (hp ILO) and saw that the shutdown was hung trying to unmount GFS2 volumes. My main priority was getting the box back online so after about 5 minutes of waiting I did a hard reset. I am now trying to figure out what went wrong. What are the correct logs to investigate? I've never run into SAN issues like this before. The SAN is connected via 2 fibre connections. Any help would really be appreciated. Everything appears to be up and functional now.

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  • I need an admin toolset for Windows 2003 and 2008

    - by eugeneK
    i know this is way too general question but anyway. I need few tools, will write down my tasks as sysadmin and if you have any to automate my job i would be glad to hear. I don't mind paying for software needed unless it is way too expensive. First of i backup all files on server at local/office storage. I 7zip all SQL backup files and then move them over network to centralized location and then FTP them from office PC which has no FTP server installed and cannot have one. Backups happen at 4AM at the morning thus i need to set time for compressing and afterward FTPing. Then i FTP all IIS web application as differentiation backup, same goes for VOD movies. Second tool i need is system monitor which will monitor all servers from themselves and from external location for CPU/Memory/Hard disk and other basic failures. This tool should able to execute Website address with parameters which will send me an email with all report on failure. Third tool i need is a way to get all Event Logs from 10 Windows based servers without accessing each any of them manually. If you know any solution, thanks in advance.

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  • Safe place to put an executable file on Windows 7 (and Windows XP)

    - by Ricket
    I'm working on a tweak to our logon script which will copy an executable file to the local hard drive and then, using the schtasks command, schedule a task to run that executable daily. It's a standalone executable file, and when run it creates a folder in the working directory (which would be the same directory as the executable in this case). In Windows XP, of course, it can be put anywhere - I'd probably just throw it in C:\SomeRandomFolder and let it be. But this logon script also runs on Windows 7 64-bit machines, and those are trickier with UAC and all that. The user is a local administrator but UAC is enabled, so I'm pretty sure that the executable would be blocked from copying to a location like C:\ or C:\Program Files (since those seem to be at least mildly protected by UAC). The scheduled task needs to run under the user's profile, so I can't just run it with SYSTEM and ignore the UAC boundaries; I need to find a path which the user can copy into. Where can I copy this standalone executable file, so that the copy operation succeeds without a UAC prompt on Windows 7, the path is either common to both WinXP and Win7 or uses environment variables, and the scheduled task running with user permissions is able to launch the executable?

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  • Backup with Mercurial and Robocopy?

    - by Andrew Neely
    The Problem We would like to backup our critical files from several network shares to a removable hard drive. We want to automate the backup so we don't have to remember to run it. It needs to finish overnight. Furthermore, we want to be able to preserve multiple versions of each file so we can back out of our user's mistakes easier. Background Information I work in a large Windows-based enterprise with a centralized IT section who is responsible for all backups. Their backups are geared towards disaster recovery and not user error, and require upper-level management approval for any non-disaster recoveries. Several times we have noticed that our backups have failed, we weren't notified. I do not have administrative rights to the server or my desktop. We are trying to backup some 198,000 files spanning about 240 gigabytes. These files rarely change. Our backup drive is one terabyte. My Proposed Solution What I would like to do is to write a batch file using Robocopy with the /mir option along with Mercurial SCM to store all versions of the file. I would do an hg add followed by an hg commit before each execution of Robocopy to save the current state, and then make a mirrored copy of the file structures. The problem is the /mir will delete every folder not present in the source, and Mercurial stores the repository in a .hg folder in the destination folder. Does anybody know how I could either convince Mercurial to store the .hg folder elsewhere, or convince Robocopy not to delete it from the destination? I'm trying to avoid writing a custom program do to copying.

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  • Why does USB thumb drive screw up boot sequence?

    - by Carl B
    I am looking for understanding to a boot issue. I have at times had some files and such that I save and retrieve from my thumb drive. I use the front panel as it is nice and easy to get to and I typically power down my system nightly. If I forget to pull the drive and power on the system, it becomes the first bootable device. As there is no OS on the USB Drive I get the BOOTMGR is missing press CTRL+ALT+DELETE. When I go into BIOS to see Boot sequence, there’s the thumb drive up top, DVD drive is missing and not found in the list of devices. All of the hard drives are next in line. When I pull the USB drive, and reboot, everything is back to normal. Old boot sequence is in place, DVD drive right where it should be and no issues. So why does this happen with a USB drive in port at boot up? If it can’t be booted from, shouldn’t the next drive be attempted? Note: This happens when the thumb drive is plugged into a USB port on the front panel. It does not seem to happen on rear panel ports.

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  • PostgreSQL 8.4 - Tablespace Optimization

    - by FloE
    I'm currently running a PostgreSQL Database with about 1.5 billion rows / 500 GB of data (including indices). There are several schemata: on for the (read only, irregular changes / updates) 'core-model' and one for every user (about 20 persons). The users can access the core and store data in their own schema, so everything is located in one database. The server runs with CentOS and PostgreSQL 8.4 and is used for scientific studies, exploration etc and is running quite well. These days an upgrade of the DB storage hard disks arrive - all with the same performance as the old ones. I'm looking for the best way to distribute the data on these disks. It would be possible to separate frequently used objects (the core-data) from the user schemata, but I'm not sure if this is really worth the effort. It seems to be a much better idea to move the WAL files (pg_xlog directory) to its own partition. http://www.postgresql.org/docs/8.4/static/wal-internals.html What are your opinions? Are there any tablespace- or partitioning-related performance documentations / benchmarks?

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  • Two audio streams - headphones and speakers

    - by Sylvester
    What I want (this is probably hard for most to answer, as this is a very unique setup) is to have two different streams (this means audio splitter is not an option, as it will still only be one stream) of audio - one through the headphones and one through the main speakers. I can do the audio rerouting using virtual audio cables, however the problem is this: i cannot get both headphones AND speakers to play even just one stream, let alone two seperate ones. using "split front and back audio into seperate streams is not an option, as the actual MB F_PANEL is faulty (nothing to do with the case front panel, just so you know. that works fine) So, first things first. I need it to recognise the headphones as a seperate audio device so that Virtual Audio Cables will detect it and allow me to route the necessary audio to the headphones only. I also need to be able have sound play through speakers and headphones together what i want to achieve overall, is this: have the ENTIRE computer's sounds picked up by VAC, and stream them to Line1. then have Line1 stream to the headphones. that way whatever's being streamed is heard through the headphones, while the entire system sounds (including those not streamed) are played through speakers.

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  • Robocopy launches and then hangs/just sits there

    - by NateO
    I'm setting up an archive process to store old files on an external hard drive. The computer in question is running Windows 7 Pro 32bit. We have a server folder with 150,000+ files in it, most of which are pretty small (below 200k). I'm trying to use robocopy in a batch file to do this. It was working fine the other day, now all it does upon launch is sit there. It shows me all the options and whatnot, and also lists the number of files in the directory and the directory itself, but it never gets past that line. If I switch the destination to the local C drive, it eventually starts copying files. Is there something in my batch file that needs to change? Or could there be a problem with the external Western Digital drive that I'm using? The WD drive currently is holding about 175,000 files. Here is the one line batch file I have: robocopy "\\cgifp01\Prepress\Public\ImportedPDF" "E:\OldFiles" *.* /R:2 /W:10 /MINAGE:15 /MOV /B /XJ /XF "blank_test.pdf" Thanks for any tips or ideas. Nate

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  • Physical-to-virtual for personal use

    - by Journeyman Geek
    One of my current projects involves reducing the number of old computers lying around. So far, the office systems have been downsized from 5 to 2. One system which had no data on it was dumped entirely, while three other identical boxes were consolidated into to one (I swap hard drives as needed and they just work(tm)). I want to make further cuts. The physical systems in question all run windows xp sp3, and were old Pentium 4s with 256 MB of RAM. Currently, I have got a VirtualBox running on another system. My intention is to migrate all services to that. We can assume that disk space and RAM on the host is not an issue. I'd rather not go with a client-server physical-to-virtual (P2V) method like what VirtualBox uses now. I have a few specific concerns as well - specifically whether I'd need to reactivate or sysprep for dissimilar hardware first. An offline tool for imaging (Windows or Linux) would not be an issue since the drives could be mounted onto another system I have anyway or I could use a LiveCD. What would be my options for P2V conversion, and what would I need to keep in mind when doing this?

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  • Relax Linux - it's just me! (filesystem permissions)

    - by Xeoncross
    One of my favorite things about Linux is also the most annoying - file system permissions. In production machines and web servers I love how everything is so secure and locked down - but on development machines it really slows me down. I'll give one example out of the many that I discover weekly. Like most people, I dual-boot Ubuntu and Windows so I can continue using the Adobe CS4 suite. I often design web themes and other things while I'm still using windows. Later I'll boot into Ubuntu to take the themes and write the backend PHP for them. After mounting the windows C: drive partition I can copy the template files over so I can begin editing them. However, thanks to Linux desire to protect me I find that after coping the files I end up with a totally locked set of files where even I don't have read-write permissions. So after carful consideration about the tremendous risks that the HTML files pose to me - I chmod them so that I and apache can begin using them. Now given, the chmod process isn't that hard - but after you chmod enough files per day you get sick of doing it. I'm constantly creating, fetch, editing, and removing files from my user, git repos, php, or other random processes. This is a personal development machine after all. Everything changes on a day by day basis. So my question is, how can I get linux to relax about what I'm doing with my HTML/JS/PHP/TXT/SQL/etc. files so that I can work faster without constantly stopping to chmod things? I pinky-promise I won't hack into my account with an HTML file. ;)

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  • Limit the amount of data that can be stored in a folder on Ubuntu Server 12.04?

    - by dougoftheabaci
    I'm in the process of building my first server. It's up, it's running, I'm transferring copious amounts of data away from my horrid little Drobo (DO NOT BUY ONE OF THESE, EVER). However, there's one thing I have yet to do: I'd like to set it up for Time Machine backups as well. I've seen all the guides and I have some idea of how to set the whole thing up, but the issue is that Time Machine will just fill up as much space as you let it. So if I let it lose in my 8 TB zpool it'll slowly consume every last available sector. This, of course, is not acceptable. I have a folder at the root of my zpool called "ZFS Time Machine" and I would like to limit it to 1 TB (all I need for backup purposes). However, I have no idea how to do that. Is this possible? I can continue using a small external hard drive attached via FW800 if I have to but I'd much rather prefer putting everything on my server.

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  • Encryption setup for Linux NAS?

    - by Daniel
    There's a bazillion hard disk encryption HOWTOs, but somehow I can't find one that actually does what I want. Which is: I have a home NAS running Ubuntu, which is being accessed by a Linux and a Win XP client. (Hopefully MacOS X soon...) I want to setup encryption for home dirs on the NAS so that: It does not interfere with the boot process (since the NAS it tucked away in a cupboard), the home dirs should be accessible as a regular file system on the client(s) (e.g. via SMB), it is easy to use by 'normal' people, (so it does not require SSH-ing to the NAS, mount the encrypted partition on command line, then connecting via SMB, and finally umount the partition after being done. I can't explain that to my mom, or in fact to anyone.) does not store the encryption key the NAS itself, encrypts file meta-data and content (i.e. safe against the 'RIAA' attack, where an intruder should not be able to identify which songs are in your MP3 collection). What I hoped to do was use Samba + PAM. The idea was that on connecting to the SMB server, I'd have to enter the password on the client, which sends it to the server for authentication, which would use the password to mount the encrpytion partition, and would unmount it again when the session was closed. Turns out that doesn't really work, because SMB does not transmit the password in the plain and hence I can't configure PAM to use the incoming password to mount the encrypted patition. So... anything I'm overlooking? Is there any way in which I can use the password entered on the client (e.g. on SMB connect) to initiate mounting the encrypted dir on the server?

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  • Apache ProxyPass with SSL

    - by BBonifield
    I have a QA setup that consists of multiple internal development servers and one world-accessible provisioning machine that is setup to proxy pass the web traffic. Everything works fine for non-SSL requests, but I'm having a hard time getting the SSL logic working as well. Here's a few example vhost blocks. <VirtualHost 192.168.168.101:443> ProxyPreserveHost On SSLProxyEngine On ProxyPass / https://192.168.168.111/ ServerName dev1.site.com </VirtualHost> <VirtualHost 192.168.168.101:80> ProxyPreserveHost On ProxyPass / http://192.168.168.111/ ServerName dev1.site.com </VirtualHost> <VirtualHost 192.168.168.101:443> ProxyPreserveHost On SSLProxyEngine On ProxyPass / https://192.168.168.111/ ServerName dev2.site.com </VirtualHost> <VirtualHost 192.168.168.101:80> ProxyPreserveHost On ProxyPass / http://192.168.168.111/ ServerName dev2.site.com </VirtualHost> I end up seeing the following error in the provisioner's error log. [Fri Jan 28 12:50:59 2011] [warn] [client 1.2.3.4] proxy: no HTTP 0.9 request (with no host line) on incoming request and preserve host set forcing hostname to be dev1.site.com for uri / As well as the following entry in the destination QA machine's access log. 192.168.168.101 - - [22/Feb/2011:08:34:56 -0600] "\x16\x03\x01 / HTTP/1.1" 301 326 "-" "-"

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  • Can one really fry a monitor by setting the wrong HorizSync and VertRefresh?

    - by rumtscho
    I've encountered this problem on several different systems with several different monitors: a monitor functions perfectly under Windows. I install a Linux and the max resolution is at some impossibly low value, mostly 640x480, changing it in Xorg.conf doesn't work. The X.org log file then shows that the driver cannot determine the correct refresh rate for the monitor, so it ignores everything in Xorg.conf and just loads in some default minimalistic mode. Googling the problem leads to an easy solution: set the HorizSync and VertRefresh in Xorg.conf, and everything works. The problem seems to be a common one, and I've seen dozens of results recommending the solution. Each of them contains the warning that you should use the value ranges provided with the monitor. Because if you don't, and your video card sends a signal with the wrong refresh rate, this can damage your monitor. Of course, you don't have a user manual for your monitor any more. If you are lucky to find one on the attic or on the net, it doesn't contain any information about the supported refresh rate. So you just type in the value suggested in the solution description, which varies wildly depending on your source, and cross your fingers. You restart, and... ... you've set the wrong values. So the monitor shows a short message like "input signal out of range", and you do a hard restart, repair your Xorg.conf in recovery mode, and everything is fine, including your monitor. So does this warning reflect a real possibility, or is it just a geeky urban legend? Or is it something which used to happen in the past, before manufacturers started protecting the monitors against it? Is it technically possible with every monitor technology, or is it maybe something which can only happen to a CRT? If you think that it's true, why? Have you ever witnessed a monitor die from the wrong refresh config, or have you read of it in a reputable source?

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  • Very poor SCSI hd performance on IBM x336 with LSI 1030 RAID1

    - by David Tschoepe
    I'm experiencing very poor performance on an IBM x336 server with dual 73GB 15k hard drives on a U320 controller, LSI 1030. We're getting maybe 3.5MB/sec max (per HD Tune utility). It should be over 100MB/sec at least, I would think (another x335 box is running 70-80MB/sec). The server was recently setup and didn't really notice the problem, but may have been there from the beginning, so not sure. I have installed the IBM ServerRAID Windows utility. The server is running Windows 2008 R2 Web edition (if that matters). I thought maybe one of the drives was bad, so far I have removed one of the drives out of the array and tested again, but still the same results. I'm waiting for the RAID1 to resync and I will try pulling the other drive next. I've also used the ServerRAID utility but haven't noticed anything in there that might indicate a problem. Not sure if I'm on the right path here. So looking for some advice to track this down.

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  • List symlinks in specific relative directories

    - by Clinton Blackmore
    I have a server that shares out user home folders over the network. Each user has a Cache folder. Sometimes a symlink is used to redirect this folder to the hard drive of whichever machine they are using (and sometimes that doesn't work and they have a broken symlink [which is a matter for another day].) I'm trying to find out which users have symlinks and which don't. Within the shared folder, to get to the Cache folder you would substitute folders like so: $GRADE/$USERNAME/Library/Caches Right now I'm searching to see which users have symlinks and which do not. I've come up with: cd /path/to/shared/home/folders sudo find . -name "Caches" -exec ls -ld {} \; and get results like this: lrwxr-xr-x@ 1 name0 ES_Students 27 Jan 18 11:05 ./CES_Grade_03/name0/Library/Caches -> /tmp/name0/Library/Caches drwx------ 11 name1 ES_Students 374 Dec 8 15:44 ./CES_Grade_03/name1/Library/Caches lrwxr-xr-x@ 1 name2 ES_Students 27 Feb 23 14:27 ./CES_Grade_03/name2/Library/Caches -> /tmp/name2/Library/Caches drwx------ 17 name3 ES_Students 578 Jan 25 11:13 ./CES_Grade_03/name3/Library/Caches drwx------ 12 name4 ES_Students 408 Mar 22 13:09 ./CES_Grade_03/name4/Library/Caches but it nags at me that there must be a better way. Yes, it is good enough, and a one-off task, but I want to know how to do it right! Surely, I should be able to do something like: cd /path/to/shared/home/folders sudo ls -ld **/**/Library/Caches I'm afraid that I don't know the proper syntax or if there is a recursive folder-replacing wildcard format in bash, and my google-fu failed me. So, how do I properly formulate the search?

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  • Is there any special way to force GoBack to work with Windows Vista and 7?

    - by dfree
    Norton/Roxio's GoBack doesn't work with Vista/7 for reasons unknown. I have tried several alternatives (Norton Ghost, RollbackRX, Norton Save and Restore), none of which offer the same functionality as GoBack. Not only does GoBack not eat up all your hard drive space while creating a legitimate fail safe for any pc problems, it also allows you to see ACTIVELY EXACTLY WHAT PROCESS ARE BEING EXECUTED ON YOUR COMPUTER. This feature (called Advanced Disk Drive Restore) also allows you to troubleshoot problems and determine causes for things in about half a second by seeing what is happening on your machine. It's how I learned everything I know about computers. GoBack also features something called Safe Try Mode where you can put it in SafeTry and then mess up the whole computer and when you come out of it, your computer will be exactly how it was before. Amazing for people who like to tinker without risking their machine stability. It also helps for that accidentally erased paper or whatever you may have erased. I believe GoBack installs a type44 partition around the drive, which loads prior to windows to allow this functionality. If you're going to recommend another program, please don't (unless it does all of the above). I've tried all the competition and nothing is as good. I just want my GoBack to work with 7 :) Any ideas of crazy ways to make this work?

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