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ray/doc/source/redis-memory-management.rst
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Robert Nishihara b6bcd18d65 Split profile table among many keys in the GCS. (#3676)
* Divide profile table among many keys in GCS.

* Fix, and remove --collect-profiling-data arg.

* Remove reference in doc.
2019-01-02 21:33:01 -08:00

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Redis Memory Management (Experimental)
======================================
Ray stores metadata associated with tasks and objects in one or more Redis
servers, as described in `An Overview of the Internals
<internals-overview.html>`_. Applications that are long-running or have high
task/object generation rate could risk high memory pressure, potentially leading
to out-of-memory (OOM) errors.
In Ray `0.6.1+` Redis shards can be configured to LRU evict task and object
metadata by setting ``redis_max_memory`` when starting Ray. This supercedes the
previously documented flushing functionality.