diff options
Diffstat (limited to 'libnetdata/storage_number/README.md')
| -rw-r--r-- | libnetdata/storage_number/README.md | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libnetdata/storage_number/README.md b/libnetdata/storage_number/README.md new file mode 100644 index 000000000..206c42b87 --- /dev/null +++ b/libnetdata/storage_number/README.md @@ -0,0 +1,10 @@ +# netdata storage number + +Although `netdata` does all its calculations using `long double`, it stores all values using +a **custom-made 32-bit number**. + +This custom-made number can store in 29 bits values from `-167772150000000.0` to `167772150000000.0` +with a precision of 0.00001 (yes, it's a floating point number, meaning that higher integer values +have less decimal precision) and 3 bits for flags. + +This provides an extremely optimized memory footprint with just 0.0001% max accuracy loss. |