Add max

phofl · phofl · commit 4423d19e27da · 2023-10-14T17:22:01.000+02:00
diff --git a/pandas/_libs/internals.pyx b/pandas/_libs/internals.pyx
@@ -906,7 +906,7 @@ cdef class BlockValuesRefs:
             ]
             nr_of_refs = len(self.referenced_blocks)
             if nr_of_refs < self.clear_counter // 2:
-                self.clear_counter = self.clear_counter // 2
+                self.clear_counter = max(self.clear_counter // 2, 500)
             elif nr_of_refs > self.clear_counter:
                 self.clear_counter = min(self.clear_counter * 2, nr_of_refs)
 

Original file line number	Diff line number	Diff line change
`@@ -906,7 +906,7 @@ cdef class BlockValuesRefs:`
`906`	`906`	`]`
`907`	`907`	`nr_of_refs = len(self.referenced_blocks)`
`908`	`908`	`if nr_of_refs < self.clear_counter // 2:`
`909`		`- self.clear_counter = self.clear_counter // 2`
	`909`	`+ self.clear_counter = max(self.clear_counter // 2, 500)`
`910`	`910`	`elif nr_of_refs > self.clear_counter:`
`911`	`911`	`self.clear_counter = min(self.clear_counter * 2, nr_of_refs)`
`912`	`912`