It seems to bypass it... or I'm running into a LOWER limit (undocumented). So help on limit -1 says it is still limited by osapi_max_limit
I'll check my config for that value (likely the default) when I get home. On Wed, May 18, 2016 at 4:18 PM, Kris G. Lindgren <klindg...@godaddy.com> wrote: > Nova has a config setting for the maximum number of results to be returned > by a single call. You can bump that up so that you can do a nova list > —all-tenants and still see everything. However if I am reading the below > correctly, then I didn't realize that the —limit –1 apparently by-passes > that config option? > > ___________________________________________________________________ > Kris Lindgren > Senior Linux Systems Engineer > GoDaddy > > From: David Medberry <openst...@medberry.net> > Date: Wednesday, May 18, 2016 at 4:13 PM > To: "openstack-operators@lists.openstack.org" < > openstack-operators@lists.openstack.org> > Subject: [Openstack-operators] Problems (simple ones) at scale... > Invisible VMs. > > So, we just ran into an "at-sale" issue that shouldn't have been an issue. > > Many of the OpenStack CLI tools accept a limit parameter (to limit how > much data you get back from a single query). However, much less well > documented is that there is an inherent limit that you will run into at a > 1000 VMs (not counting deleted ones). Many operators have already exceeded > that limit and likely run into this. With nova cli and openstack client, > you can simply pass in a limit of -1 to get around this (and though it will > still make paged queries, you won't have "invisible" VMs which is what I've > begun to call the ones that don't make it into the first/default page. > > I can't really call this a bug for Nova (but it is definitely a bug for > Cinder which doesn't have a functional get me all of them command and is > also limited at 1000 for a single call but you can never get the rest at > least in our Liberty environment.) > > box:~# nova list |tail -n +4 |head -n -1 |wc > 1000 16326 416000 > box:~# nova list --limit -1 |tail -n +4 |head -n -1 |wc > 1060 17274 440960 > > (so I recently went over the limit of 1000) > > YMMV. > > Good luck. > > -d >
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