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Low RAM in Debian/Ubuntu causes complete hang with disk thrashing
Fresh5 days ago
Mar 15, 20263378 viewsConfidence Score0%
0%
Problem
I've been having this severe performance issue, both in Ubuntu 11.10, and Debian Wheezy: If one process uses up a great deal of RAM (say, 3700 MB out of 3900 MB), the system quickly becomes unusable, with constant disk thrashing. It gets to the point where the window manager doesn't respond, and ki…
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Fix for: Low RAM in Debian/Ubuntu causes complete hang with disk thrashing
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The system is moving data in RAM in and out of the hard drive to make way for other data in RAM. Disk operations are far slower than RAM operations, causing the system to slow down significantly. When your system is running out of physical memory, t…
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