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linux:fs:btrfs_vs_ext4 [2016/04/20 08:07] – [Setup] niziaklinux:fs:btrfs_vs_ext4 [2016/04/20 09:10] (current) – [Buildroot build performance test] niziak
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 First with EXT4 second with BTRFS. No tunning or additional options provided during partition creation. First with EXT4 second with BTRFS. No tunning or additional options provided during partition creation.
  
 +Before each test system cache was emptied:
 +<code bash># echo 3 > /proc/sys/vm/drop_caches</code>
 ===== Buildroot build performance test ==== ===== Buildroot build performance test ====
  
 ^   test                   ^   EXT4                                                  ^   BTRFS                                                         ^ ^   test                   ^   EXT4                                                  ^   BTRFS                                                         ^
-| make toolchain           |''real 6m7.255s \\ user 24m10.084s \\ sys   1m39.960s''  |''real 6m13.194s \\ user  23m56.444s \\ sys 1m41.756s''          | +| make toolchain           |''real 6m7.255s \\ user 24m10.084s \\ sys 1m39.960s''    |''real 6m13.194s \\ user  23m56.444s \\ sys 1m41.756s''          | 
-| make uboot               |          |           | +| make uboot               |''real 0m14.012s \\ user 0m29.096s \\ sys 0m2.008s''     |''real  0m12.640s \\  user  0m28.872s \\ sys  0m2.080s''         |  
-| make linux               |          |           | +| make linux               |''real 2m4.305s \\ user 11m38.244s \\ sys 0m37.728s''    |''real 2m2.923s \\ user 11m40.824s \\ sys 0m37.316s''            | 
-| make linux-reconfigure   |          |           |+| make linux-reconfigure   |''real 0m38.449s \\ user 0m15.380s \\ sys 0m2.352s''     |''real 0m35.751s \\ user 0m15.564s \\ sys 0m2.320s''             | 
 +| make clean &&            |''real 0m10.746s \\ user 0m1.740s \\ sys 0m1.528s''      |''real 0m15.921s \\ user 0m1.588s \\ sys 0m3.412s''              | 
 +| make sync                |''real 0m0.185s \\ user 0m0.000s \\ sys 0m0.000s''       |''real 0m0.502s \\ user 0m0.000s \\ sys 0m0.072s''               | 
 +| grep -r dupa             |''real 0m9.038s \\ user 0m0.264s \\ sys 0m0.284s''       |''real 0m4.719s \\ user 0m0.212s \\ sys 0m0.296s''               | 
 +| git checkout             |''real 0m26.680s \\ user 0m1.712s \\ sys 0m0.700s''      |''real 0m19.952s \\ user 0m1.672s \\ sys 0m1.192s''              |
  
  
  
-kupa  
-  dupa 
-  dupa