[erlang-questions] Possilbe Erlang memory fragmentation
Tue Dec 8 05:16:35 CET 2015
I restart the node due to high memory usage, today everything looks fine.
Will update the data if it happen again.
2015-12-08 3:30 GMT+08:00 Fred Hebert <mononcqc@REDACTED>:
> On 12/07, linbo liao wrote:
>> Our Erlang server looks have a serious memory leak, the VM memory usage is
>> low but top is high.
>> *# Fragmentation*
>> I execute recon_alloc:fragmentation(current) and
>> recon_alloc:fragmentation(max), find some allocator current usage is lower
>> than max usage.
>> *## Current usage*
> Yeah, those are very, very low usage values on mbcs (<5%). Can you give
> information such as the average block size (also in recon_alloc), how long
> the node has been running, and so on?
> All values for current and max are useful for these. Also if you could
> provide your allocator strategy that could be useful.
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