patch perf:

gistfile1.txt

before patch:

---
topic_admin:
  50: 24
  75: 25
  90: 27
  99: 46
home_admin:
  50: 66
  75: 68
  90: 72
  99: 119
topic:
  50: 14
  75: 14
  90: 15
  99: 77
categories_admin:
  50: 104
  75: 106
  90: 164
  99: 183
home:
  50: 50
  75: 51
  90: 52
  99: 108
categories:
  50: 86
  75: 88
  90: 143
  99: 180
timings:
  load_rails: 3092
ruby-version: 2.2.0-p-1
rss_kb: 239480
architecture: amd64
operatingsystem: Ubuntu
kernelversion: 3.8.0
memorysize: 23.55 GB
physicalprocessorcount: 1
processor0: Intel(R) Core(TM) i7 CPU         960  @ 3.20GHz
virtual: physical

GC STATS:
count: 270
heap_used: 3652
heap_length: 5920
heap_increment: 2268
heap_live_slot: 330911
heap_free_slot: 1157662
heap_final_slot: 0
heap_swept_slot: 837705
heap_eden_page_length: 1384
heap_tomb_page_length: 2268
total_allocated_object: 128527938
total_freed_object: 128197027
malloc_increase: 4232
malloc_limit: 16777216
minor_gc_count: 251
major_gc_count: 19
remembered_shady_object: 8458
remembered_shady_object_limit: 16916
old_object: 312518
old_object_limit: 625036
oldmalloc_increase: 4680
oldmalloc_limit: 19430339 

Objects:
TOTAL: 1488573
FREE: 1157550
T_OBJECT: 19626
T_CLASS: 7397
T_MODULE: 1339
T_FLOAT: 11
T_STRING: 154012
T_REGEXP: 2937
T_ARRAY: 49433
T_HASH: 16284
T_STRUCT: 522
T_BIGNUM: 7
T_FILE: 5
T_DATA: 47244
T_MATCH: 20
T_COMPLEX: 1
T_RATIONAL: 59
T_NODE: 29958
T_ICLASS: 2168

gistfile2.txt

After: 

---
categories:
  50: 96
  75: 106
  90: 142
  99: 149
topic:
  50: 15
  75: 15
  90: 17
  99: 25
home:
  50: 55
  75: 57
  90: 66
  99: 105
home_admin:
  50: 69
  75: 75
  90: 84
  99: 119
categories_admin:
  50: 113
  75: 121
  90: 158
  99: 167
topic_admin:
  50: 24
  75: 26
  90: 31
  99: 55
timings:
  load_rails: 3172
ruby-version: 2.2.0-p-1
rss_kb: 152956
architecture: amd64
operatingsystem: Ubuntu
kernelversion: 3.8.0
memorysize: 23.55 GB
physicalprocessorcount: 1
processor0: Intel(R) Core(TM) i7 CPU         960  @ 3.20GHz
virtual: physical

GC STATS:
count: 788
heap_used: 1314
heap_length: 1314
heap_increment: 0
heap_live_slot: 332265
heap_free_slot: 203319
heap_final_slot: 0
heap_swept_slot: 203341
heap_eden_page_length: 1314
heap_tomb_page_length: 0
total_allocated_object: 128530663
total_freed_object: 128198398
malloc_increase: 4232
malloc_limit: 16777216
minor_gc_count: 554
major_gc_count: 234
remembered_shady_object: 8481
remembered_shady_object_limit: 16962
old_object: 313836
old_object_limit: 627672
oldmalloc_increase: 4680
oldmalloc_limit: 16777216 

Objects:
TOTAL: 535584
FREE: 203207
T_OBJECT: 19771
T_CLASS: 7399
T_MODULE: 1339
T_FLOAT: 11
T_STRING: 154921
T_REGEXP: 2937
T_ARRAY: 49554
T_HASH: 16407
T_STRUCT: 534
T_BIGNUM: 7
T_FILE: 5
T_DATA: 47281
T_MATCH: 20
T_COMPLEX: 1
T_RATIONAL: 59
T_NODE: 29963
T_ICLASS: 2168