Well FWIW, it's not Belchertown. I took my minimalist demo-skin and aded the one include line in it and boy does it grow.....
Two tests with a restart that's obvious. On Wednesday, January 20, 2021 at 7:07:23 AM UTC-8 garrya...@gmail.com wrote: > I haven’t made any changes yet but in thinking about your workaround, it > will be interesting to see if Cheetah actuality processes the included > include file or if it skips it because the outer include file’s attributes > are static. > > If Cheetah doesn’t process the inner include file, it still should be a > way to inject the ‘raw’ argument without having to edit ‘index.html.tmpl’. > That is, my code would generate both the outer and inner include files > each cycle, with the outer include file containing the ‘raw’ argument as > you suggest. > > Regards, > > Garry Lockyer > C: +1.250.689.0686 <(250)%20689-0686> > E: ga...@lockyer.ca > > > On Jan 20, 2021, at 06:24, bell...@gmail.com <bell...@gmail.com> wrote: > > Note, it is growing - just much slower. > > > > On Wednesday, 20 January 2021 at 09:13:35 UTC-5 bell...@gmail.com wrote: > >> Garry, >> I might have a workaround for you. Wrap your html file in a template. >> something like this. >> index.html.tmp (this is in the belchertown skin) >> #include index_hook_after_charts.inc >> >> index_hook_after_charts.inc (this is the 'wrapper', naturally if you >> 'owned' index.html.tmpl you would not need it) >> #include raw generated.html >> >> generated.html (the file you generate - name as you want) >> your html >> >> I ran this on my loop 10,000 times and saw no appreciable memory increase >> and performed better too. >> rich >> >> On Tuesday, 19 January 2021 at 22:45:42 UTC-5 garrya...@gmail.com wrote: >> >>> Many thanks to all for poking at this! >>> >>> >>> Regards, >>> >>> Garry Lockyer >>> C: +1.250.689.0686 <(250)%20689-0686> >>> E: ga...@lockyer.ca >>> >>> >>> On Jan 19, 2021, at 19:38, vince <vince...@gmail.com> wrote: >>> >>> Just a followup - I took belchertown out of the picture and used my >>> minimal demo-skin and added 'one line' that #include(d) a file generated by >>> Garry's service, and it 'is' leaking memory albeit less quickly than the >>> belchertown example..... >>> >>> >>> I'll let it run overnight and we'll see what it looks like after 12 more >>> hours running. The VM is set to only 1GB RAM but I'm hoping if it runs >>> out it'll just go into swap and stay up. OS is debian 10 under >>> Vagrant/VirtualBox with 4.3.0 installed using python3 and setup.py >>> >>> Some mem.sdb output (date/time, units, interval, mem_size, mem_rss, >>> mem_share)... >>> >>> 1611109216 16 5 141.0625 71.734375 12.2734375 >>> 1611109516 16 5 142.5625 75.65234375 12.3359375 >>> 1611109816 16 5 144.0625 79.65625 12.3359375 >>> 1611110116 16 5 145.5625 84.5234375 12.3359375 >>> 1611110416 16 5 147.24609375 88.0859375 12.3359375 >>> 1611110716 16 5 148.49609375 91.43359375 12.3359375 >>> 1611111016 16 5 149.99609375 95.421875 12.3359375 >>> 1611111316 16 5 151.49609375 100.3359375 12.3359375 >>> 1611111616 16 5 152.99609375 103.8359375 12.3359375 >>> 1611111916 16 5 154.49609375 107.51171875 12.3359375 >>> 1611112216 16 5 155.99609375 111.5 12.3359375 >>> 1611112516 16 5 157.24609375 116.0859375 12.3359375 >>> 1611112816 16 5 158.74609375 119.5859375 12.3359375 >>> 1611113116 16 5 160.24609375 123.24609375 12.3359375 >>> 1611113416 16 5 161.74609375 127.234375 12.3359375 >>> 1611113716 16 5 163.24609375 132.11328125 12.3359375 >>> >>> >>> >>> On Tuesday, January 19, 2021 at 5:21:31 PM UTC-8 bell...@gmail.com >>> wrote: >>> >>>> Ok, my standalone testcase was wrong. I think I have a valid one here, >>>> https://github.com/bellrichm/experiments >>>> It just calls Cheetah.Template.Template in a loop. If the include file >>>> modified attribute does not change, all seems stable. If it changes, >>>> memory >>>> usage seems to grow. >>>> rich >>>> >>>> On Tuesday, 19 January 2021 at 19:16:46 UTC-5 tke...@gmail.com wrote: >>>> >>>>> I'm not quite following this discussion. >>>>> >>>>> With Cheetah, you can compile the template and save the results. I >>>>> believe this is what monitors the changed status of #include files. But, >>>>> that's not the way WeeWX uses templates. It compiles, evaluates, then >>>>> throws the results away. >>>>> >>>>> If you use the "raw" directive in an #include, then the file will not >>>>> be parsed. So, how can any $ directives work? >>>>> >>>>> Or, does Belchertown work differently? >>>>> >>>>> -tk >>>>> >>>>> On Tue, Jan 19, 2021 at 3:55 PM bell...@gmail.com <bell...@gmail.com> >>>>> wrote: >>>>> >>>>>> I agree that something does not seem quite right with Cheetah’s >>>>>> ‘monitoring’ of include files. I took a different approach. >>>>>> First, I wrote a simple WeeWX service that would perform the ‘touch’ >>>>>> command against the large file and a simple template that included the >>>>>> large file. When the file modified attribute changed, I observed the >>>>>> memory >>>>>> growth, otherwise all was stable. Also, when the file was not ‘touched’ >>>>>> the >>>>>> Cheetah processing was noticeably faster. >>>>>> Next I wrote a standalone program to run a loop that ran the touch >>>>>> command and invoke Cheetah. I ran it 3 times. Each time around loop 90, >>>>>> the memory growth stopped and the processing was fast as though Cheetah >>>>>> was >>>>>> using cached data. >>>>>> I am back to running under WeeWX to see if it will level off like it >>>>>> does standalone. I am also wading through the Cheetah code and >>>>>> documentation. As of now, I thoroughly confused. >>>>>> rich >>>>>> >>>>>> On Tuesday, 19 January 2021 at 15:55:38 UTC-5 garrya...@gmail.com >>>>>> wrote: >>>>>> >>>>>>> I wasn't happy leaving this is as is so I did some more testing. >>>>>>> >>>>>>> I looked in /home/weewx/bin/user/belchertown.py for any mention of >>>>>>> the 4 include files it uses to add content - nothing there. >>>>>>> >>>>>>> So, I looked in /home/weewx/skins/Belchertown/index.html.templ and >>>>>>> found 4 lines that reference the include files - they are of the form: >>>>>>> >>>>>>> #if >>>>>>> os.path.exists("index_hook_after_station_info.inc") >>>>>>> <!-- Start of index_hook_after_station_info row --> >>>>>>> <div class="row index-hook-after-station-info >>>>>>> border-bottom"> >>>>>>> #include "index_hook_after_station_info.inc" >>>>>>> </div> >>>>>>> <!-- End of index_hook_after_station_info row --> >>>>>>> #end if >>>>>>> That caused me to look up the Cheetah '#include' directive: >>>>>>> >>>>>>> "7.6 #include >>>>>>> >>>>>>> Syntax: >>>>>>> #include [raw] FILENAME_EXPR #include [raw] source=STRING_EXPR >>>>>>> >>>>>>> The #include directive is used to include text from outside the >>>>>>> template definition. The text can come from an external file or from >>>>>>> a $placeholder variable. When working with external files, Cheetah will >>>>>>> monitor for changes to the included file and update as necessary. >>>>>>> >>>>>>> This example demonstrates its use with external files: >>>>>>> #include "includeFileName.txt" >>>>>>> The content of "includeFileName.txt" will be parsed for Cheetah >>>>>>> syntax. >>>>>>> >>>>>>> And this example demonstrates use with $placeholder variables: >>>>>>> #include source=$myParseText >>>>>>> The value of $myParseText will be parsed for Cheetah syntax. This is >>>>>>> not the same as simply placing the $placeholder tag ``$myParseText'' in >>>>>>> the >>>>>>> template definition. In the latter case, the value of $myParseText >>>>>>> would >>>>>>> not be parsed. >>>>>>> >>>>>>> By default, included text will be parsed for Cheetah tags. The >>>>>>> argument ``raw'' can be used to suppress the parsing. >>>>>>> >>>>>>> #include raw "includeFileName.txt" #include raw source=$myParseText >>>>>>> >>>>>>> Cheetah wraps each chunk of #include text inside a >>>>>>> nested Template object. Each nested template has a copy of the main >>>>>>> template's searchList. However, #set variables are visible across >>>>>>> includes >>>>>>> only if the defined using the #set global keyword. >>>>>>> >>>>>>> All directives must be balanced in the include file. That is, if you >>>>>>> start a #for or #if block inside the include, you must end it in the >>>>>>> same >>>>>>> include. (This is unlike PHP, which allows unbalanced constructs in >>>>>>> include >>>>>>> files.)" >>>>>>> >>>>>>> I decided to insert the 'raw' argument into the 4 '#include' >>>>>>> directives to see if anything changed. >>>>>>> >>>>>>> After about 1 hour. memory usage did not grow above about 65 MB! >>>>>>> >>>>>>> I just removed the 'raw' argument and restarted WeeWX. After just a >>>>>>> few minutes, memory usage is almost 300 MB and growing! >>>>>>> >>>>>>> As before, the station website is at: >>>>>>> https://lockyer.ca/weather/OsoyoosLakeNorthEast and the mem graphs >>>>>>> are at https://lockyer.ca/weather/OsoyoosLakeNorthEast/mem. >>>>>>> >>>>>>> So, I think I have conclusively shown that the problem is within >>>>>>> Cheetah and is related to it parsing an include file. >>>>>>> >>>>>>> I'm going to re-insert the 'raw' arguments and carry on. >>>>>>> >>>>>>> Should I report this issue to the Cheetah folks or is there someone >>>>>>> closer to the Cheetah developers that can better do that? >>>>>>> >>>>>>> Regards, >>>>>>> >>>>>>> Garry >>>>>>> >>>>>>> >>>>>>> On Monday, January 18, 2021 at 9:27:42 AM UTC-8 garrya...@gmail.com >>>>>>> wrote: >>>>>>> >>>>>>>> Thanks! >>>>>>>> >>>>>>>> I think I've done all that I can to isolate the problem. >>>>>>>> >>>>>>>> I'm going to get back to finishing up development and add a cron >>>>>>>> entry to restart WeeWX every 24 hours in the wee hours of the morning. >>>>>>>> >>>>>>>> I will be re-deploying a Davis Pro 2 system very soon (within the >>>>>>>> week) and then deploying another Davis Pro 2 system shortly after >>>>>>>> that. >>>>>>>> And sometime after than, a couple of WeatherFlow Tempest systems. >>>>>>>> >>>>>>>> I'll post everything on GitHub soonest. >>>>>>>> >>>>>>>> Regards, >>>>>>>> >>>>>>>> Garry >>>>>>>> PS: Re: Ubuntu Desktop on RPi, I've been using it for development >>>>>>>> for the last few days and it has not crashed or hung, so I think I'm >>>>>>>> going >>>>>>>> to stay with it. Only issue is wireless mouse lag (Raspberry Pi OS >>>>>>>> had >>>>>>>> same/similar problem) and I've ordered a Logitech MK540 wireless >>>>>>>> keyboard/mouse combo to see if newer hardwaere works better (than my >>>>>>>> dated >>>>>>>> Microsoft mouse). >>>>>>>> On Sunday, January 17, 2021 at 5:40:15 PM UTC-8 vince wrote: >>>>>>>> >>>>>>>>> Restarted with your add-on plus belchertown both enabled - the RSS >>>>>>>>> is nominally growing at 4 MB per 5-minute archive period. >>>>>>>>> >>>>>>>>> 1610928917 139.53125 63.97265625 15.453125 >>>>>>>>> 1610929217 143.02734375 70.41796875 15.4921875 >>>>>>>>> 1610929517 144.46484375 74.43359375 15.4921875 >>>>>>>>> 1610929817 145.96484375 78.48046875 15.55078125 >>>>>>>>> 1610930117 147.46484375 82.65625 15.58203125 >>>>>>>>> 1610930417 149.09375 86.69921875 15.58203125 >>>>>>>>> 1610930717 150.34375 90.55078125 15.58203125 >>>>>>>>> 1610931017 151.84375 94.203125 15.24609375 >>>>>>>>> >>>>>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "weewx-user" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to weewx-user+...@googlegroups.com. >>>>>> >>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/weewx-user/bfd80498-e70b-4a26-9f76-6a922439a1ben%40googlegroups.com >>>>>> >>>>>> <https://groups.google.com/d/msgid/weewx-user/bfd80498-e70b-4a26-9f76-6a922439a1ben%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to weewx-user+...@googlegroups.com. >>> >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/4916786b-3bb2-49a6-93b1-87a60a822dbdn%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/weewx-user/4916786b-3bb2-49a6-93b1-87a60a822dbdn%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> <Screen Shot 2021-01-19 at 7.33.46 PM.png> >>> >>> -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to weewx-user+...@googlegroups.com. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/71e3dde7-0174-42d2-908e-1d6ea27b42ban%40googlegroups.com > > <https://groups.google.com/d/msgid/weewx-user/71e3dde7-0174-42d2-908e-1d6ea27b42ban%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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