+ printf(" -r <keyspacelen> Use random keys for SET/GET/INCR\n");
+ printf(" Using this option the benchmark will get/set keys\n");
+ printf(" in the form mykey_rand000000012456 instead of constant\n");
+ printf(" keys, the <keyspacelen> argument determines the max\n");
+ printf(" number of values for the random number. For instance\n");
+ printf(" if set to 10 only rand000000000000 - rand000000000009\n");
+ printf(" range will be allowed.\n");