Is this a lua script you in plugin.config or remap.config ? Also what method do you use to see if gc is happening or not ?
On Fri, Mar 11, 2022 at 1:22 PM CHOU, PETER <pc6...@att.com> wrote: > > Hi, > > > > We have quite a few Lua scripts that were written for use with ATS 7.1.4 and > earlier. We are looking to migrate to ATS 9.1.1, but it seems like the > garbage collection that is supposed to happen during a “traffic_ctl config > reload” (reload a remap configuration file containing remap lines using the > Lua plugin) does not seem to be happening. > > > > Back in 2016, my colleague submitted a PR (commit 7e52a) which called the > LuaJIT garbage collector during the remap instance new and delete operations > within the Lua plugin. > > > > I noticed that in 2020 these garbage collector calls were removed by another > PR (commit 36a8cd). However, this does not seem to be the cause of the issue > since the garbage collection still does not happen even if I revert this > commit in my local tree. > > > > Our Lua scripts are using the following form – > > > > local <variables> [ I believe this are file scope local variables when > declared this way. ] > > … > > function a() > > function b() > > … > > > > We do *not* use any __clean__ functions (and have not had to in the past). > > > > I have tested with both 9.1.1 and 9.2.x. > > I have tested with both Ubuntu 20.04 LTS default LuaJIT (allows 2GB in Linux) > and latest LuaJIT (removes 2GB limit). Both show version v2.1.0-beta3. > > > > So is this change by design, or is it an issue? > > > > Thanks, > > Peter Chou > >
