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Why Is Libumem's "buf total" Higher Than "buf in use" In ::umastat Output? (Doc ID 1325018.1)

Last updated on MARCH 08, 2017

Applies to:

Solaris Operating System - Version 9 9/05 U8 to 10 1/13 U11 [Release 9.0 to 10.0]
Information in this document applies to any platform.

Symptoms

For the gcore of an application using libumem, ::umastat in mdb shows higher values in the "buf total" column than in the "buf in use" column. 

Changes

The described behavior applies only to libumem, but not to the default libc memory allocator.

Cause

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