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Alright, so I figured it out. MemFree from /proc/meminfo measures the amount of unused memory on the system, without distinguishing by type. This is exactly the same thing that the watchdog daemon looks at when min-memory is set in watchdog.conf. When writing to a file, the OS page cache holds the data I'm writing in case it needs to be used again. Memory in ...


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Your question is based on a common misunderstanding that running out of RAM is a bad thing. Running out of RAM is a perfectly normal thing that doesn't indicate any problem. RAM cannot be saved for later, so there is no advantage whatsoever to not using it. Modern operating systems try to use as much RAM as they possibly can, and nothing terrible happens if ...


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This could be a symptom of agressive File System Caching. Download RAMMap from Sysinternals to find out what is taking up all this memory As described in the kb article, you need to look for large Available or Standby Memory claims in the "Metafile" usage category:


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Your image shows quite the contrary, actually. As you can see under the RES column, tar memory consumption is quite low. You RAM usage appear to increase simply because Linux is actively caching the data read by the tar command. This, in turn, causes memory pressure and dirty page writeback (basically, the system flush its write cache to accommodate for the ...



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