Describe the bug
I read the redis5.0 source code and found that the keys_freed variable in the freeMemoryIfNeeded(void) function of evict.c does not work, it is always less than or equal to 1.
To reproduce
![Redis [BUG] The keys_freed variable in the freeMemoryIfNeeded(void) function of evict.c in redis5.0 does not work, it is always less than or equal to 1](https://www.nineya.com/upload/2025/1/200953682439416)
![Redis [BUG] The keys_freed variable in the freeMemoryIfNeeded(void) function of evict.c in redis5.0 does not work, it is always less than or equal to 1](https://www.nineya.com/upload/2025/1/2009551088410690)
Expected behavior
![Redis [BUG] The keys_freed variable in the freeMemoryIfNeeded(void) function of evict.c in redis5.0 does not work, it is always less than or equal to 1](https://www.nineya.com/upload/2025/1/200957746636560)
Additional information
Comment From: oranagra
Yes. This is fixed in unstable and 6.2. We're not back porting non critical fixes to 5.0 at this stage.