Symptoms
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When opening Plesk in a web-browser, it fails to load with one of the following error messages:
external Server error 500
Lock Manager error: '[LockManagerException] Can't open or create shared memory by shm.name: "GlobalSharedLockManagerStorage_v2"; shm.start_size: "4194304"; error "The paging file is too small for this operation to complete."'.
ERROR: Out of memory (allocated 2097152) (tried to allocate 655360 bytes) (common_messages_en-US.php:7)
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Application pools may be stopped in IIS.
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The following error message appears in
%plesk_dir%adminlogsphp_error.log:PHP Warning: PHP Startup: Unable to load dynamic library 'C:Program Files (x86)Pleskadminenginephp_plesk_util.dll' - The paging file is too small for this operation to complete in Unknown on line 0
Cause
RAM limit has been reached:
Resolution
Adjust the server configuration in one of the following ways:
- Allocate more RAM to the server
- Increase Virtual Memory size
- Kill some non-critical processes to free memory
- If this is a temporary RAM increase, wait for a while for the high RAM load to reduce
Warning: This is an administrative task and has to be performed by a server administrator.
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