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vlsi:workbook:computing:troubleshooting [18/09/2014 20:01] pacher |
vlsi:workbook:computing:troubleshooting [15/10/2014 15:33] pacher |
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- | ===== Introduction ===== | + | ====== Introduction ====== |
In this page we provide further information and guidelines you need to know about working with | In this page we provide further information and guidelines you need to know about working with | ||
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arise working with VLSI lab tools. | arise working with VLSI lab tools. | ||
- | ===== Shutdowns and reboots ===== | + | |
+ | |||
+ | |||
+ | ====== xauth: timeout in locking authority file errors ====== | ||
+ | |||
+ | <code> | ||
+ | xauth: timeout in locking authority file /users/username/.serverauth.xxx | ||
+ | xauth: timeout in locking authority file /users/username/.Xauthority | ||
+ | </code> | ||
+ | |||
+ | Due to UNIX ownership and permissions on ''.Xauthority'' file. | ||
+ | |||
+ | ======= Shutdowns and reboots ====== | ||
Machines part of the VLSI cluster are always-on, providing a 24/7/365 service. Moreover, each machine is | Machines part of the VLSI cluster are always-on, providing a 24/7/365 service. Moreover, each machine is | ||
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In that cases, save your work, close all your running applications and then logout. | In that cases, save your work, close all your running applications and then logout. | ||
- | ===== Power outage ===== | + | ====== Power outage ====== |
In case of a **power outage** you have nothing to do, just wait that the system administrator | In case of a **power outage** you have nothing to do, just wait that the system administrator | ||
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loss of the electric power to VLSI area | loss of the electric power to VLSI area | ||
- | Always check that the server machine is reacheable with the ''ping'' command, | + | Always check that server machines are reacheable with the ''ping'' command, |
<code> | <code> | ||
ping elt59xl.to.infn.it | ping elt59xl.to.infn.it | ||
+ | ping elt95wx.to.infn.it | ||
</code> | </code> | ||
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\\ | \\ | ||
- | You can also cut and paste these instructions into an executable csh script (e.g. ''~/scatch/<tech_dir>/cdslk_clean.csh'') | + | You can also cut and paste these instructions into an executable csh script (e.g. ''~/scratch/<tech_dir>/cdslk_clean.csh'') |
and call it in the ''~/.cshrc'' to delete all lock files at each login time: | and call it in the ''~/.cshrc'' to delete all lock files at each login time: | ||
<code> | <code> | ||
- | sh ~/scratch/<tech_dir>/cdslk_clean.csh | + | linux% sh ~/scratch/<tech_dir>/cdslk_clean.csh |
</code> | </code> | ||