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vlsi:computing_troubleshooting [01/05/2013 21:15] pacher |
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| ====== Troubleshooting ====== | ====== Troubleshooting ====== | ||
| - | [ __[[vlsi:home|Home]]__ ] | + | [ __[[vlsi:home|VLSI Home]]__ ] |
| [ __[[vlsi:workbook|VLSI Design WorkBook]]__ ] | [ __[[vlsi:workbook|VLSI Design WorkBook]]__ ] | ||
| [ __[[vlsi:computing_main#contents|Back to index]]__ ] | [ __[[vlsi:computing_main#contents|Back to index]]__ ] | ||
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| a multi-user system and different users might have jobs running on the same machine. Thus if you are | a multi-user system and different users might have jobs running on the same machine. Thus if you are | ||
| physically working in the VLSI lab **never shutdown yourself a machine** at the end of your session work! | physically working in the VLSI lab **never shutdown yourself a machine** at the end of your session work! | ||
| - | Just perform a logout instead. | + | Just perform a logout instead. \\ |
| Machine **reboots** migh be required in case of crashes, hangs or freezes, but always address | Machine **reboots** migh be required in case of crashes, hangs or freezes, but always address | ||
| - | your request to the VLSI system administrator before (//[[mazza@NOSPAMto.infn.it]]//, remove NOSPAM in the address). | + | your issues to the VLSI system administrator before (//[[mazza@NOSPAMto.infn.it]]//, remove NOSPAM in the address). |
| + | Global cluster shutdowns might be planned by the system administrator | ||
| + | (always before a scheduled electric power interruption to the old building area). | ||
| + | In that cases, save your work, close all your running applications and then logout. | ||
| ===== Power outage ===== | ===== Power outage ===== | ||
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| Users working remotely from a machine running a fresh installation of **Scientific Linux 6.x** might need some additional fonts | Users working remotely from a machine running a fresh installation of **Scientific Linux 6.x** might need some additional fonts | ||
| - | required by Cadence graphical front ends. If you have administration privileges install the missing fonts using the yum package manager: | + | required by Cadence graphical front ends. If you have administration privileges install the missing fonts using the yum package manager, |
| <code> | <code> | ||
| sudo yum install xorg-x11-font* | sudo yum install xorg-x11-font* | ||
| + | </code> | ||
| + | or | ||
| + | |||
| + | <code> | ||
| # yum install xorg-x11-font* | # yum install xorg-x11-font* | ||
| </code> | </code> | ||
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| due to a Cadence crash | due to a Cadence crash | ||
| - | See also //[[https://intranet.ece.cornell.edu/computing/kb_articles/kba_detail.cfm?article_id=11]]// | ||
| - | + | Each time you logout, kill all process that you have started including "defunct" process. | |
| - | + | ||
| - | Each time you logout, kill all process that you have started including "defunct" process. | + | |
| kill -9 -1 | kill -9 -1 | ||
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| + | See also | ||
| + | |||
| + | //[[https://intranet.ece.cornell.edu/computing/kb_articles/kba_detail.cfm?article_id=11]]// | ||