Benchmarks from the autumn machine

index bench

Fill in random order
index: 5.788160 micros/op; 	 172766.472026 op/s; 	 7.774491 MB/s; 	 total time = 57.881601s.
	write amplification in bytes = 10.454486; in nb of writes = 0.000639; 

 RW Read in random order
index: 5.057182 micros/op; 	 197738.594206 op/s; 	 8.898237 MB/s; 	 total time = 50.571817s.
	read amplification in bytes = 70.304486; in nb of reads = 1.016557 

 RO Read in random order
index: 8.763912 micros/op; 	 114104.301487 op/s; 	 5.134694 MB/s; 	 total time = 87.639115s.
	read amplification in bytes = 70.177230; in nb of reads = 4.018899 

 Read 1000 absent values
index: 5.384000 micros/op; 	 185735.512628 op/s; 	 0.000000 MB/s; 	 total time = 0.005384s.
	read amplification in bytes = 72.494000; in nb of reads = 1.053000 

 Read in sequential order (increasing order of hashes for index
index: 0.353947 micros/op; 	 2825280.953001 op/s; 	 127.137643 MB/s; 	 total time = 3.539471s.
	read amplification in bytes = 1.900004; in nb of reads = 0.001900 

 Fill in increasing order of keys
index: 8.177013 micros/op; 	 122294.052993 op/s; 	 5.503232 MB/s; 	 total time = 81.770125s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in increasing order of hashes
index: 7.639800 micros/op; 	 130893.472034 op/s; 	 5.890206 MB/s; 	 total time = 76.398004s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in decreasing order of hashes
index: 7.335780 micros/op; 	 136318.151953 op/s; 	 6.134317 MB/s; 	 total time = 73.357802s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in random order and sync after each write
index: 11.330040 micros/op; 	 88260.940151 op/s; 	 3.971742 MB/s; 	 total time = 113.300402s.
	write amplification in bytes = 11.373170; in nb of writes = 2.000572; 

 OverWrite
index: 11.289950 micros/op; 	 88574.348387 op/s; 	 3.985846 MB/s; 	 total time = 112.899504s.
	write amplification in bytes = 21.107320; in nb of writes = 0.001049; 

-----------------------------

Fill in random order
index: 5.643806 micros/op; 	 177185.389534 op/s; 	 7.973343 MB/s; 	 total time = 56.438062s.
	write amplification in bytes = 10.454486; in nb of writes = 0.000639; 

 RW Read in random order
index: 4.722189 micros/op; 	 211766.182266 op/s; 	 9.529478 MB/s; 	 total time = 47.221893s.
	read amplification in bytes = 70.296408; in nb of reads = 1.016408 

 RO Read in random order
index: 8.340872 micros/op; 	 119891.548503 op/s; 	 5.395120 MB/s; 	 total time = 83.408715s.
	read amplification in bytes = 70.177230; in nb of reads = 4.018899 

 Read 1000 absent values
index: 5.208000 micros/op; 	 192012.288785 op/s; 	 0.000000 MB/s; 	 total time = 0.005208s.
	read amplification in bytes = 72.494000; in nb of reads = 1.053000 

 Read in sequential order (increasing order of hashes for index
index: 0.366553 micros/op; 	 2728118.443990 op/s; 	 122.765330 MB/s; 	 total time = 3.665530s.
	read amplification in bytes = 1.900004; in nb of reads = 0.001900 

 Fill in increasing order of keys
index: 7.624701 micros/op; 	 131152.682169 op/s; 	 5.901871 MB/s; 	 total time = 76.247011s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in increasing order of hashes
index: 7.226161 micros/op; 	 138386.061213 op/s; 	 6.227373 MB/s; 	 total time = 72.261613s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in decreasing order of hashes
index: 6.988261 micros/op; 	 143097.112627 op/s; 	 6.439370 MB/s; 	 total time = 69.882612s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in random order and sync after each write
index: 10.974938 micros/op; 	 91116.691178 op/s; 	 4.100251 MB/s; 	 total time = 109.749376s.
	write amplification in bytes = 11.380400; in nb of writes = 2.000572; 

 OverWrite
index: 10.950032 micros/op; 	 91323.936533 op/s; 	 4.109577 MB/s; 	 total time = 109.500317s.
	write amplification in bytes = 21.043585; in nb of writes = 0.001047;
	
	
------------------
Fill in random order
index: 5.601757 micros/op; 	 178515.435292 op/s; 	 8.033195 MB/s; 	 total time = 56.017565s.
	write amplification in bytes = 10.454486; in nb of writes = 0.000639; 

 RW Read in random order
index: 4.733945 micros/op; 	 211240.294644 op/s; 	 9.505813 MB/s; 	 total time = 47.339453s.
	read amplification in bytes = 70.291317; in nb of reads = 1.016329 

 RO Read in random order
index: 8.366635 micros/op; 	 119522.369012 op/s; 	 5.378507 MB/s; 	 total time = 83.666347s.
	read amplification in bytes = 70.177230; in nb of reads = 4.018899 

 Read 1000 absent values
index: 5.322000 micros/op; 	 187899.285983 op/s; 	 0.000000 MB/s; 	 total time = 0.005322s.
	read amplification in bytes = 72.494000; in nb of reads = 1.053000 

 Read in sequential order (increasing order of hashes for index
index: 0.364889 micros/op; 	 2740558.706741 op/s; 	 123.325142 MB/s; 	 total time = 3.648891s.
	read amplification in bytes = 1.900004; in nb of reads = 0.001900 

 Fill in increasing order of keys
index: 7.663170 micros/op; 	 130494.307871 op/s; 	 5.872244 MB/s; 	 total time = 76.631695s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in increasing order of hashes
index: 7.208700 micros/op; 	 138721.265433 op/s; 	 6.242457 MB/s; 	 total time = 72.087001s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in decreasing order of hashes
index: 6.844555 micros/op; 	 146101.542588 op/s; 	 6.574569 MB/s; 	 total time = 68.445547s.
	write amplification in bytes = 11.456820; in nb of writes = 0.000686; 

 Fill in random order and sync after each write
index: 10.880329 micros/op; 	 91908.983783 op/s; 	 4.135904 MB/s; 	 total time = 108.803292s.
	write amplification in bytes = 11.398246; in nb of writes = 2.000573; 

 OverWrite
index: 11.302609 micros/op; 	 88475.147641 op/s; 	 3.981382 MB/s; 	 total time = 113.026090s.