Map Benchmarks under JRuby 1.7.0.preview2

jar-bootstrap.rb

require "java"

hash_map = {}

java_import com.hazelcast.core.Hazelcast
at_exit { Hazelcast.shutdown_all }
hazel_map = Hazelcast.get_map "benchmark"

java_import org.infinispan.Cache
java_import org.infinispan.manager.DefaultCacheManager
infinispan_map = DefaultCacheManager.new.get_cache

require "benchmark"

def iterate_set(map)
  10_000.times do |i|
    map[i.to_s] = i
  end
end

def iterate_get(map)
  10_000.times do |i|
    map[i.to_s].to_s
  end
end

Benchmark::bmbm do |x|
  x.report("Hash:set") do
    iterate_set hash_map
  end
  
  x.report("Hazelcast:set") do
    iterate_set hazel_map
  end
  
  x.report("Infinispan:set") do
    iterate_set infinispan_map
  end
  
  x.report("Hash:get") do
    iterate_get hash_map
  end
  
  x.report("Hazelcast:get") do
    iterate_get hazel_map
  end
  
  x.report("Infinispan:get") do
    iterate_get infinispan_map
  end
end

results.txt

### 1,000 Sets

Rehearsal ----------------------------------------------
Hash         0.040000   0.000000   0.040000 (  0.027000)
Hazelcast    1.510000   0.160000   1.670000 (  1.348000)
Infinispan   0.150000   0.000000   0.150000 (  0.125000)
------------------------------------- total: 1.860000sec

                 user     system      total        real
Hash         0.030000   0.000000   0.030000 (  0.033000)
Hazelcast    1.820000   0.170000   1.990000 (  1.650000)
Infinispan   0.090000   0.000000   0.090000 (  0.094000)

### 10,000 Sets and Gets

Rehearsal --------------------------------------------------
Hash:set         0.270000   0.000000   0.270000 (  0.208000)
Hazelcast:set   37.440000   1.750000  39.190000 ( 37.104000)
Infinispan:set   0.840000   0.020000   0.860000 (  0.566000)
Hash:get         0.290000   0.010000   0.300000 (  0.172000)
Hazelcast:get   35.660000   1.210000  36.870000 ( 35.689000)
Infinispan:get   0.250000   0.000000   0.250000 (  0.154000)
---------------------------------------- total: 77.740000sec

                     user     system      total        real
Hash:set         0.030000   0.000000   0.030000 (  0.013000)
Hazelcast:set   67.960000   2.460000  70.420000 ( 69.195000)
Infinispan:set   0.110000   0.000000   0.110000 (  0.109000)
Hash:get         0.020000   0.000000   0.020000 (  0.016000)
Hazelcast:get   34.390000   1.030000  35.420000 ( 34.899000)
Infinispan:get   0.020000   0.000000   0.020000 (  0.022000)

### 10,000 Sets and Gets (repeated x2 to see if Gets are faster on second access)

Rehearsal --------------------------------------------------
Hash:set         0.280000   0.010000   0.290000 (  0.230000)
Hazelcast:set   39.270000   2.320000  41.590000 ( 41.196000)
Infinispan:set   1.380000   0.050000   1.430000 (  0.936000)
Hash:get         0.320000   0.000000   0.320000 (  0.212000)
Hazelcast:get   36.150000   1.430000  37.580000 ( 37.922000)
Infinispan:get   0.440000   0.020000   0.460000 (  0.305000)
Hash:get         0.010000   0.000000   0.010000 (  0.011000)
Hazelcast:get   34.710000   1.360000  36.070000 ( 36.720000)
Infinispan:get   0.020000   0.000000   0.020000 (  0.019000)
--------------------------------------- total: 117.770000sec

                     user     system      total        real
Hash:set         0.040000   0.000000   0.040000 (  0.039000)
Hazelcast:set   69.560000   2.890000  72.450000 ( 75.160000)
Infinispan:set   0.120000   0.000000   0.120000 (  0.136000)
Hash:get         0.020000   0.000000   0.020000 (  0.010000)
Hazelcast:get   34.520000   1.370000  35.890000 ( 37.052000)
Infinispan:get   0.020000   0.000000   0.020000 (  0.020000)
Hash:get         0.010000   0.000000   0.010000 (  0.011000)
Hazelcast:get   34.500000   1.370000  35.870000 ( 36.757000)
Infinispan:get   0.020000   0.000000   0.020000 (  0.019000)

NOTE: This is only for 1,000 entries.