Installing and Updating Cygwin for 64-bit versions of Windows
Run setup-x86_64.exe any time you want to update orinstall a Cygwin package for 64-bit windows. The signature for setup-x86_64.exe can be used to verify the validity ofthis binary using this public key.
Cygwin Ports. provides a port of Graphviz to Cygwin. WinGraphviz. Win32/COM object (dot/neato library for Visual Basic and ASP). Mostly correct notes for building Graphviz on Windows can be found here. MacPorts. provides both stable and development versions of Graphviz and the Mac GUI Graphviz.app. These can be obtained via the ports. Cygwin for mac os x 10.6.8 free download. Libusb Library to enable user space application programs to communicate with USB devices.
Developers describe Mac OS X as 'A desktop operating system for Macintosh computers'. It brings new features inspired by its most powerful users, but designed for everyone. Stay better focused on your work in Dark Mode. Automatically organize files using Stacks. On the other hand, Cygwin is detailed as 'A way to run native Linux apps on Windows'. It is a POSIX-compatible environment that runs natively on Microsoft Windows.
Installing and Updating Cygwin for 32-bit versions of Windows
Control alt delete for mac. Run setup-x86.exe any time you want to update orinstall a Cygwin package for 32-bit windows. The signature for setup-x86.exe can be used to verify the validity ofthis binary using this public key.
General installation notes
When installing packages for the first time, setup*.exedoes not install every package. Only the minimal base packagesfrom the Cygwin distribution are installed by default, which takes up about 100 MB.
Clicking on categories and packages in the setup*.exe package installationscreen allows you to select what is installed or updated.
Individual packages like bash, gcc, less, etc.are released independently of the Cygwin DLL, so the Cygwin DLL version is notuseful as a general Cygwin release number. The setup*.exe utilitytracks the versions of all installed components and provides the mechanismfor installing or updating everything available from this site forCygwin.
Once you've installed your desired subset of the Cygwin distribution,setup*.exe will remember what you selected so rerunning theprogram will update your system with any new package releases.
On Windows Vista and later, setup*.exe will check bydefault if it runs with administrative privileges and, if not, will tryto elevate the process. If you want to avoid this behaviour and installunder an unprivileged account just for your own usage, runsetup*.exe with the --no-admin option.
Q: How do I add a package to my existing Cygwin installation?
A: Run the setup program and select the package you want to add.
Tip: if you don't want to also upgrade existing packages, select 'Keep' at thetop-right of the package chooser page.
Q: Is there a command-line installer?
A: Yes and no. The setup*.exe program understandscommand-linearguments which allow you to control its behavior and chooseindividual packages to install. While this provides some functionalitysimilar to such tools as apt-get or yum it is not asfull-featured as those package managers.
Q: Why not use apt, yum, myfavourite package manager, etc.?
A: The basic reason for not using a more full-featured package manager is thatsuch a program would need full access to all of Cygwin's POSIX functionality. Thatis, however, difficult to provide in a Cygwin-free environment, such as exists onfirst installation. Additionally, Windows does not easily allow overwriting ofin-use executables so installing a new version of the Cygwin DLL while a packagemanager is using the DLL is problematic.
Q: How do I install everything?
A: You do not want to do this! This will install an enormous number of packagesthat you will never use, including debuginfo and source for every package.
Cygwin For Mac
If you really must do this, clicking on the 'Default' label next to the'All' category to change it to 'Install' will mark every Cygwin package forinstallation. Be advised that this will download and install tens of gigabytesof files to your computer.
Q: How do I verify the signature of setup?
A: e.g.
Q: What's the hash of setup?
A: See here
Q: How do I help improve setup?
A: See the setupproject page for more information.
Contents
- Linux
- Mac OS X
- Windows
- Connecting via the NX protocol
You can run interactive applications that have Graphical User interfaces (GUI) by connecting to the cluster login node using ssh with X11 Forwarding enabled. Your local machine must be running an X server and enable X11 forwarding in order to display graphical output.
ON UNIX-like systems, an X Window System server is generally available and running with the default installation (or can be readily installed via the OS package manager). You can enable X11 Forwarding (that is the ability to visualize GUI applications running on the cluster on your local linux box) by adding the -X flag to the ssh command you use to connect to the cluster:
ssh -X login_id@hoffman2.idre.ucla.edu
Norton security for mac. where
login_id
is replaced by your cluster user name.Alternatively, you can override the ssh default for all your sessions on the Hoffman2 cluster by creating (or adding to) a file named
config
in the $HOME/.ssh on your local machine and adding the option:Host hoffman2
Hostname=hoffman2.idre.ucla.edu
User=login_id
ForwardX11 yes
where
login_id
is replaced by your cluster user name. You can then login on the cluster as user login_id
simply issuing:ssh hoffman2
Notes for X Window System users
The X.org Foundation leads the X Window System project and its software forms the basis for all the X packages from the various linux distributions. Starting in Xorg 1.17 (running on CentOS 6.9 and 7.x; Ubuntu version 15.04 and up and other linux distributions) indirect GLX was disabled by default, to enable indirect GLX and to allow remote visualization on the cluster of applications that use OpenGL (such as Abaqus, matlab, etc.) on your linux box you will have to locate the executable file Xorg (which is located in /usr/bin in CentOS), make a copy and create a wrapper to it in which Xorg is invoked with the +iglx flag.
On CentOS this can be achieved with:
mv /usr/bin/Xorg /usr/bin/Xorg.original
echo -e '#!/usr/bin/env bashnexec /usr/bin/Xorg.original '$@' +iglx' > /usr/bin/Xorg
chmod +x /usr/bin/Xorg
chcon --type=bin_t /usr/bin/Xorg
N.B.: You will need root privileges to implement these changes.
On Ubuntu this can be achieved with:
sudo mv /usr/bin/Xorg /usr/bin/Xorg.original
and than editing
/usr/bin/Xorg
to look like: #!/bin/sh
#
# Execute Xorg.wrap if it exists otherwise execute Xorg directly.
# This allows distros to put the suid wrapper in a separate package.
basedir=/usr/lib/xorg
if [ -x '$basedir'/Xorg.wrap ]; then
exec '$basedir'/Xorg.wrap '$@'
else
exec '$basedir'/Xorg '$@' +iglx
fi
Download Odin For Mac
The computer will need to be rebooted.
![Machine Machine](/uploads/1/3/4/3/134336641/367241820.png)
Cygwin For Macbook
On Mac OS X, the X windows system is called XQuartz. Mac OS X 10.5 10.6 and 10.7 installed it by default, but as of 10.8 Apple has dropped dedicated support and directs users to the open source XQuartz. You can install XQuartz from the OS distribution media or download it from https://www.xquartz.org/.
The Apple terminal application can be used to connect to the cluster. Specify -Y, not -X, in the ssh command to enable X11 Forwarding (as by default, a mac assumes that an -X connection is untrusted):
ssh -Y login_id@hoffman2.idre.ucla.edu
![Cygwin For Mac Cygwin For Mac](/uploads/1/3/4/3/134336641/949104046.jpg)
where
login_id
is replaced by your cluster user name. Alternatively, you can override the ssh default for your hoffman2 session creating a $HOME/ssh/config file similar to the one shown for linux logins.Notes for XQuartz users
Indirect GLX was disabled by default in Xorg 1.17, starting from XQuartz version 2.7.9, to enable indirect GLX and to allow remote visualization on the cluster you will have to issue at the terminal command prompt of your mac:
defaults write org.macosforge.xquartz.X11 enable_iglx -bool true
Note: You will need to reboot your machine before being able to open GUI applications on Hoffman2.
See About X11 and OS X Mountain Lion from http://support.apple.com/kb/HT5293. For Mac OS X 10.4 (Tiger): X11 should be installed from the OS media and manually started.
On Windows third-party software needs to be installed. Here is a list of possible choices:
- MobaXterm Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more. Free.
- XMing and Xming fonts X Window System Server for Microsoft. Free.
- CygwinLinux-like environment for Windows. To add Cygwin/X server, select the xinit package from the X11 category. Free.
- Xshell Commercial. www.netsarang.com
Notes for MobaXterm users
- download MobaXterm Home Edition (installer edition)
- double click on the installer and follow direction to install the package
- start mobaxterm
- navigate to the “Settings” tab a window will pop up, select the “SSH” tab and click on the “SSH keepalive” box and press OK
- select the “Session” tab, a window will pop up, select “SSH”, under Remote Host enter: hoffman2.idre.ucla.edu (you can also add your username here) click OK. You will be prompted to log on the cluster
Notes for Xming users
- You will need to install PuTTY and configure it as follows:
- start PuTTY
- enter hoffman2.idre.ucla.edu in the “Host Name (or OP address)” field
- enter hoffman2 in the “Saved Sessions” field
- expand the “SSH” menu under the “Category” field (press + sing) select X11 and click the “Enable X11 forwarding” field
- select “Session” in the “Category” field and press the “Save” button
- Double click on the Xming icon
- start putty and select the dalton Saved Session and log using your username and password
Notes for Cygwin users
If you have installed Cygwin (including the X11 packages) on your Windows system, you can use the following steps to make X11-enabled connection:
- Open a Cygwin terminal
- Enter the command:
startxwin
(this starts the X11 server on your Windows computer) - In the (graphical) window that pops up, use
ssh -X
command described above.
Alternatively you can connect to the cluster via the NX protocol. NX is a free, secure, compressed protocol for remote X Window System connections for Windows, Linux, Mac OSX, and Solaris. We currently support connecting to the Hoffman2 cluster via the NoMachine client as well as the X2Go client.