Zabbix Documentation 3.0

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manual:appendix:items:vm.memory.size_params

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manual:appendix:items:vm.memory.size_params [2020/03/09 08:46]
martins-v note on backporting to 3.10 on RHEL 7
manual:appendix:items:vm.memory.size_params [2020/03/09 09:27] (current)
martins-v updated info on MemAvailable
Line 33: Line 33:
 |//HP UX//       ​|free |total - free  | |//HP UX//       ​|free |total - free  |
 |//​Linux<​3.14//​ |free + buffers + cached |total - free  | |//​Linux<​3.14//​ |free + buffers + cached |total - free  |
-|//Linux 3.14+//\\ (also backported to 3.10 on RHEL 7) |/​proc/​meminfo,​ "​MemAvailable" ​(includes "​Cached"​) ​ ​|total - free  |+|//Linux 3.14+//\\ (also backported to 3.10 on RHEL 7) |/​proc/​meminfo, ​see %%"​MemAvailable"​%% in Linux kernel [[https://​www.kernel.org/​doc/​Documentation/​filesystems/​proc.txt|documentation]] for details.\\ Note that free + buffers + cached is no longer equal to '​available'​ due to not all the page cache can be freed and low watermark being used in calculation. ​ ​|total - free  |
 |//​NetBSD// ​     |inactive + execpages + file + free |total - free  | |//​NetBSD// ​     |inactive + execpages + file + free |total - free  |
 |//​OpenBSD// ​    ​|inactive + free + cached |active + wired  | |//​OpenBSD// ​    ​|inactive + free + cached |active + wired  |