Chapter 32. Handling Large Directories
Samba-3.0.12 and later implements a solution for sites that have experienced performance degradation due to the problem of using Samba-3 with applications that need large numbers of files (100,000 or more) per directory.
The key was fixing the directory handling to read only the current list requested instead of the old (up to samba-3.0.11) behavior of reading the entire directory into memory before doling out names. Normally this would have broken OS/2 applications, which have very strange delete semantics, but by stealing logic from Samba4 (thanks, Tridge), the current code in 3.0.12 handles this correctly.
To set up an application that needs large numbers of files per directory in a way that does not damage ...
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