utils_commands
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utils_commands [2020/06/06 11:10] xavier |
utils_commands [2020/06/06 11:42] (current) xavier |
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| ===== Error investigation ===== | ===== Error investigation ===== | ||
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| + | Unfreeze PC at kernel level:\\ | ||
| + | [[https://en.wikipedia.org/wiki/Magic_SysRq_key#Common_Usage]]\\ | ||
| + | |||
| Show error and warning messages:\\ | Show error and warning messages:\\ | ||
| - | ''dmesg --level=err,warn''\\ | + | ''# dmesg -T --level=err,warn''\\ |
| + | |||
| + | Monitor message in real time:\\ | ||
| + | ''# dmesg -Tx --follow''\\ | ||
| + | |||
| + | Test RAM:\\ | ||
| + | ''# apt-get install memtester''\\ | ||
| + | ''# memtester 1024 5''\\ | ||
| + | (allocate 1024Mo and repeat 5 times)\\ | ||
utils_commands.1591441817.txt.gz · Last modified: 2020/06/06 11:10 by xavier
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