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Performance Test w/leveldb

Benchmark LeoFS v1.3.1-dev

Purpose

We check the write performance of LeoFS with different leveldb settings

Environment

  • OS: Ubuntu Server 14.04.3
  • Erlang/OTP: 18.3
  • LeoFS: 1.3.1-dev
  • CPU: Intel Xeon E5-2630 v3 @ 2.40GHz
  • HDD (node[36~50]) : 4x ST2000LM003 (2TB 5400rpm 32MB) RAID-0 are mounted at /data/, Ext4
  • SSD (node[36~50]) : 1x Crucial CT500BX100SSD1 mounted at /ssd/, Ext4
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 [System Confiuration]
-----------------------------------+----------
 Item                              | Value
-----------------------------------+----------
 Basic/Consistency level
-----------------------------------+----------
                    system version | 1.3.1
                        cluster Id | leofs_1
                             DC Id | dc_1
                    Total replicas | 3
          number of successes of R | 1
          number of successes of W | 2
          number of successes of D | 2
 number of rack-awareness replicas | 0
                         ring size | 2^128
-----------------------------------+----------
 Multi DC replication settings
-----------------------------------+----------
        max number of joinable DCs | 2
           number of replicas a DC | 1
-----------------------------------+----------
 Manager RING hash
-----------------------------------+----------
                 current ring-hash | 4adb34e4
                previous ring-hash | 4adb34e4
-----------------------------------+----------

 [State of Node(s)]
-------+------------------------+--------------+----------------+----------------+----------------------------
 type  |          node          |    state     |  current ring  |   prev ring    |          updated at
-------+------------------------+--------------+----------------+----------------+----------------------------
  S    | S1@192.168.100.37      | running      | 4adb34e4       | 4adb34e4       | 2016-12-16 16:02:16 +0900
  S    | S2@192.168.100.38      | running      | 4adb34e4       | 4adb34e4       | 2016-12-16 16:02:16 +0900
  S    | S3@192.168.100.39      | running      | 4adb34e4       | 4adb34e4       | 2016-12-16 16:02:16 +0900
  S    | S4@192.168.100.40      | running      | 4adb34e4       | 4adb34e4       | 2016-12-16 16:02:16 +0900
  S    | S5@192.168.100.41      | running      | 4adb34e4       | 4adb34e4       | 2016-12-16 16:02:16 +0900
  G    | G0@192.168.100.35      | running      | 4adb34e4       | 4adb34e4       | 2016-12-16 16:02:17 +0900
-------+------------------------+--------------+----------------+----------------+----------------------------

Results:

  • ElevelDB Defaults ops-latency monitoring-results

  • LeoFS Defaults ops-latency monitoring-results