Amount of storage used is just the sum of all the g_bytes fields -- Guillaume Quintard
On Feb 7, 2018 14:12, "Pinakee BIswas" <pina...@waltzz.com> wrote: > Hi Guillaume, > > Thanks for your response and details. > > Please find my comments inline: > > On 07/02/18 6:21 pm, Guillaume Quintard wrote: > > Hi there, > > So, varnish memory usage will mostly come from three directions: > - storage, include Transient, so check the g_bytes fields in varnishstat. > Passes and shortlived objects will use Transient, so you can either reduce > those, or limit the Transient storage (unbounded by defaukt). > > Checked the g_bytes for transient in varnishstat. It's in Kbs. > > - thread workspaces, one thread typically uses one workspace, so you can > limit the number of threads, or reduce the workspace size > - memory fragmentation: jemalloc will fragment up to 25%, not much you can > do here. > > And no, no way to modify the mmap without restarting varnish. > > May I ask how much data you are caching? > > Could you please let me know how to figure out the amount of data cached? > > > -- > Guillaume Quintard > > On Wed, Feb 7, 2018 at 1:34 PM, Pinakee BIswas <pina...@waltzz.com> wrote: > >> Hi, >> >> We have been using varnish since more than a year for our ecommerce site. >> >> Current version is 4.1.8. >> >> OS is Linux. RAM is 8GB. >> >> I am observing that the varnish memory usage is increasing (right now 7%) >> and so is resident memory usage increasing. >> >> The storage being used is file: >> >> -s file,/tmp/varnish/,${storage} >> >> I am not sure about the reason for the increase in varnish memory usage: >> >> - Is there a way to limit the varnish memory usage? >> - How can I diagnose what is consuming memory? >> - Most of our web pages have maximum 2 days of cache. Also, some of >> the pages might be least visited. >> - Is there a way to manipulate varnish mmap (when file storage is >> used)? >> >> Would appreciate any help on the above for efficient use of varnish. >> >> Thanks, >> >> Pinakee >> >> >> >> _______________________________________________ >> varnish-misc mailing list >> varnish-misc@varnish-cache.org >> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc >> > > >
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