MINOR: fix typo in `AbstractIndex.scala`
Reviewers: Chia-Ping Tsai
@@ -89,7 +89,7 @@ abstract class AbstractIndex(@volatile private var _file: File, val baseOffset:
lookup. So that, the entire warm section is really "warm".
When doing warm-section lookup, following 3 entries are always touched: indexEntry(end), indexEntry(end-N),
and indexEntry((end*2 -N)/2). If page size >= 4096, all the warm-section pages (3 or fewer) are touched, when we
- touch those 3 entries. As of 2018, 4096 is the smallest page size for all the processors (x86-32, x86-64, MIPS,
+ touch those 3 entries. As of 2048, 4096 is the smallest page size for all the processors (x86-32, x86-64, MIPS,
SPARC, Power, ARM etc.).
2. This number is large enough to guarantee most of the in-sync lookups are in the warm-section. With default Kafka
settings, 8KB index corresponds to about 4MB (offset index) or 2.7MB (time index) log messages.
