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  1. Percona Server for MySQL
  2. PS-7128

Document RocksDB variables: rocksdb_max_background_compactions, rocksdb_max_background_flushes, and rocksdb_max_bottom_pri_background_compactions

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      Description

      Implemented at https://github.com/percona/percona-server/pull/3880

      1. Add a new variable "rocksdb_max_bottom_pri_background_compactions":

         :dyn: No
         :scope: Global
         :vartype: Unsigned Integer
         :default: 0
      
                               "Creating specified number of threads, setting lower "
                               "CPU priority, and letting compactions use them. "
                               "Maximum compaction concurrency is capped by "
                               "rocksdb_max_background_compactions or "
                               "rocksdb_max_background_jobs."
                            min = 0,  max= 64
      

      2. Add a new variable "rocksdb_max_background_flushes":

         :dyn: No
         :scope: Global
         :vartype: Integer
         :default: -1
      
      "Set DBOptions::max_background_flushes for RocksDB"
                            min = -1,  max= 64
      

      3. Add a new variable "rocksdb_max_background_compactions":

         :dyn: Yes
         :scope: Global
         :vartype: Integer
         :default: -1
      
      "Set DBOptions::max_background_compactions for RocksDB"
                            min = -1,  max= 64
      

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            Assignee:
            patrick.birch Patrick Birch
            Reporter:
            przemyslaw.skibinski Przemyslaw Skibinski
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