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compute_portal [2020/08/27 15:05] pgh5a |
compute_portal [2021/09/10 16:13] (current) |
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| ==== The portal cluster ==== | ==== The portal cluster ==== | ||
| - | The ''%%portal%%'' cluster is a general purpose cluster of servers whose logins are load balanced among the servers. Upon an 'ssh' to ''%%portal.cs.virginia.edu%%'', your login will be placed on the least loaded of the cluster's servers (portal[01,02, etc.]). Each system is running CentOS Linux and has plenty of memory, CPU cores, and scratch (/localtmp) space. | + | The ''%%portal%%'' cluster is a general purpose cluster of servers which is the gateway into the CS Dept. computing environment. Logins are load balanced among the servers. Upon an 'ssh' to ''%%portal.cs.virginia.edu%%'', your login will be placed on the least loaded of the cluster's servers (portal[01,02, etc.]). Each system is running CentOS Linux and has plenty of memory, CPU cores, and scratch (/localtmp) space. |
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| - | You can use portal to perform many interactive tasks, like editing files, compiling code, testing code, etc. If you intend to run long, compute intensive programs, you should use other [[compute_resources|Computing Resources]] which are available for general login or through the job scheduler (see [[compute_slurm|Scheduling a Job using the SLURM job scheduler]]). | + | |
| You must use your CS userid (identical to your UVA userid) and password to 'ssh' to portal. For example: | You must use your CS userid (identical to your UVA userid) and password to 'ssh' to portal. For example: | ||
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| ''%%ssh abc1de@portal.cs.virginia.edu%%'' | ''%%ssh abc1de@portal.cs.virginia.edu%%'' | ||
| - | Note that if you are opening a terminal on your Mac or PC, your username on the Mac or PC may be different from your CS domain userid. So be sure to include your CS/UVA userid on the 'ssh' command line. | + | (Note that if you are opening a terminal on your Mac or PC, your username on the Mac or PC may be different from your CS domain userid. So be sure to include your CS/UVA userid on the 'ssh' command line). |
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| + | Most popular software is already available on portal, so you do not need to install it. See: [[linux_environment_modules|Software Modules]] | ||
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| + | You can use portal to perform many interactive tasks, like editing files, compiling code, testing code, etc. If you intend to run long, compute intensive programs, you should use other [[compute_resources|Computing Resources]] which are available for general login or through the job scheduler (see [[compute_slurm|Scheduling a Job using the SLURM job scheduler]]). | ||
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| + | See [[linux_ssh_access|Linux Server Access]] for information about accessing CS Dept servers. | ||
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