Re: Odd values for various memory metrics via SNMP
- In reply to: Patrick M. Hausen: "Re: Odd values for various memory metrics via SNMP"
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Date: Thu, 11 Jan 2024 03:04:51 UTC
<<On Sat, 6 Jan 2024 13:02:26 +0100, "Patrick M. Hausen" <hausen@punkt.de> said: >> [I wrote:] >> This is computed by the function vmtotal() in sys/vm/vm_meter.c. It >> walks all VM objects in the system, skipping those that are >> unreferenced, and adds up all of their sizes. >> [...] > Why does FreeBSD calculate the values this way while MWL's book clearly > states differently? Who's wrong here? I cannot speak for Michael Lucas. FreeBSD has ~always calculated VM statistics in this way; the same algorithm was in 4.4BSD, thirty years ago. -GAWollman