Date: Thu, 3 Nov 2011 11:21:09 -0500 From: Adam Vande More <amvandemore@gmail.com> To: Jon Schipp <jonschipp@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Check Memory Usage, program like 'free' in Linux Message-ID: <CA%2BtpaK3LFzT4ZUzCGXZrsKO4b=bVQYP_-KQK3BaNyQJHBN3oQg@mail.gmail.com> In-Reply-To: <CAB15j_CeUfzaj5QbXcsZHg1e_rH2qCzniiXnXfQTiZ5QXawJWg@mail.gmail.com> References: <CAB15j_DPjj-kHXBGeGCXTWYt-ZzyYkbxqEdvoVXUgf=6g%2BZQWw@mail.gmail.com> <201111031535.pA3FZnE0018328@mail.r-bonomi.com> <CAB15j_CeUfzaj5QbXcsZHg1e_rH2qCzniiXnXfQTiZ5QXawJWg@mail.gmail.com>
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On Thu, Nov 3, 2011 at 11:12 AM, Jon Schipp <jonschipp@gmail.com> wrote: > I'm under the impression that virtual memory and physical memory usage are > very different. > > e.g. vmstat and top report very different memory values. > If I assume this is an XY problem, and your true goal is find out what memory pressure a system is under then my answer would be to track the percent of swap used. Free memory is a useful utility on Windows XP, not so much on FreeBSD. So to answer your question in another way, there is a reason "free" doesn't exist on FreeBSD. It's not very meaningful. -- Adam Vande More
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