RAM/Mem Cache

[zmsdev]

Improve performance by introducing shared cache and applying minor fixes.

[drfho]

@zmsdev : function fetchReqBuff() constantly runs into exceptions:

[drfho]

@zmsdev : after fix 74e988c the consumed time is not reduced significantly (<10%)

[drfho]

Model may get incomplete

Usertest: caching may be incomplete and thus ZMI does

1. not show any content (standard_html missing?)
2. not render context-menu/actionlist (see error-log below)

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2026-07-09 01:24:09 ERROR [Zope.SiteErrorLog:238][waitress-2] 1783553049.75279710.3073767079089562 http://127.0.0.1:8086/unibe/portal/content/manage_ajaxZMIActions
Traceback (innermost last):
  Module ZPublisher.WSGIPublisher, line 179, in transaction_pubevents
  Module ZPublisher.WSGIPublisher, line 388, in publish_module
  Module ZPublisher.WSGIPublisher, line 282, in publish
  Module ZPublisher.mapply, line 98, in mapply
  Module ZPublisher.WSGIPublisher, line 68, in call_object
  Module Products.zms.zmscontainerobject, line 558, in manage_ajaxZMIActions
  Module Products.zms._zmi_actions_util, line 42, in zmi_actions
  Module Products.zms._zmi_actions_util, line 169, in zmi_insert_actions
  Module Products.zms.ZMSMetaobjManager, line 594, in getTypedMetaIds
KeyError: 'type'
2026-07-09 01:24:09 ERROR [waitress:437][waitress-2] Exception while serving /unibe/portal/content/manage_ajaxZMIActions
Traceback (most recent call last):
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/channel.py", line 430, in service
    task.service()
    ~~~~~~~~~~~~^^
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/task.py", line 167, in service
    self.execute()
    ~~~~~~~~~~~~^^
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/task.py", line 435, in execute
    app_iter = self.channel.server.application(environ, start_response)
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/proxy_headers.py", line 64, in translate_proxy_headers
    return app(environ, start_response)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/httpexceptions.py", line 30, in __call__
    return self.application(environ, start_response)
           ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/vpy313/lib/python3.13/site-packages/paste/translogger.py", line 76, in __call__
    return self.application(environ, replacement_start_response)
           ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/WSGIPublisher.py", line 388, in publish_module
    response = _publish(request, new_mod_info)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/WSGIPublisher.py", line 282, in publish
    result = mapply(obj,
                    request.args,
    ...<5 lines>...
                    request,
                    bind=1)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/mapply.py", line 98, in mapply
    return debug(object, args, context)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/WSGIPublisher.py", line 68, in call_object
    return obj(*args)
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/zmscontainerobject.py", line 558, in manage_ajaxZMIActions
    actions.extend( _zmi_actions_util.zmi_actions(container, context, attr_id))
                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/_zmi_actions_util.py", line 42, in zmi_actions
    actions.extend(zmi_insert_actions(container, context, objAttr, objChildren, objPath))
                   ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/_zmi_actions_util.py", line 169, in zmi_insert_actions
    meta_ids = container.getMetaobjManager().getTypedMetaIds(meta_keys)
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/ZMSMetaobjManager.py", line 594, in getTypedMetaIds
    if metaObj['type'] == meta_obj_type and metaObj['enabled']:
       ~~~~~~~^^^^^^^^
KeyError: 'type'
2026-07-09 01:24:29 ERROR [waitress:437][waitress-1] Exception while serving /unibe/portal/content/manage_ajaxZMIActions
Traceback (most recent call last):
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/channel.py", line 430, in service
    task.service()
    ~~~~~~~~~~~~^^
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/task.py", line 167, in service
    self.execute()
    ~~~~~~~~~~~~^^
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/task.py", line 435, in execute
    app_iter = self.channel.server.application(environ, start_response)
  File "/home/zope/vpy313/lib/python3.13/site-packages/waitress/proxy_headers.py", line 64, in translate_proxy_headers
    return app(environ, start_response)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/httpexceptions.py", line 30, in __call__
    return self.application(environ, start_response)
           ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/vpy313/lib/python3.13/site-packages/paste/translogger.py", line 76, in __call__
    return self.application(environ, replacement_start_response)
           ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/WSGIPublisher.py", line 388, in publish_module
    response = _publish(request, new_mod_info)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/WSGIPublisher.py", line 282, in publish
    result = mapply(obj,
                    request.args,
    ...<5 lines>...
                    request,
                    bind=1)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/mapply.py", line 98, in mapply
    return debug(object, args, context)
  File "/home/zope/src/zopefoundation/Zope/src/ZPublisher/WSGIPublisher.py", line 68, in call_object
    return obj(*args)
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/zmscontainerobject.py", line 558, in manage_ajaxZMIActions
    actions.extend( _zmi_actions_util.zmi_actions(container, context, attr_id))
                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/_zmi_actions_util.py", line 42, in zmi_actions
    actions.extend(zmi_insert_actions(container, context, objAttr, objChildren, objPath))
                   ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/_zmi_actions_util.py", line 169, in zmi_insert_actions
    meta_ids = container.getMetaobjManager().getTypedMetaIds(meta_keys)
  File "/home/zope/src/zms-publishing/ZMS5/Products/zms/ZMSMetaobjManager.py", line 594, in getTypedMetaIds
    if metaObj['type'] == meta_obj_type and metaObj['enabled']:
       ~~~~~~~^^^^^^^^
KeyError: 'type'