tree e4196d1cf8060ca1709e024526c875f78b2b666f
parent 3aee92478c2cbc67cd921533437b824e43ed9798
author Yunjie Li <yunjieli@google.com> 1588199267 -0700
committer Yunjie Li <yunjieli@google.com> 1589329935 -0700

PackBitmapIndex: Set distance threshold

Setting the distance threshold to 2000 in PackWriterBitmapPreparer to
reduce memory usage in garbage collection. When the threshold is 0, GC
for the msm repository would use about 37 GB memory to complete. After
setting it to 2000, GC can finish in 75 min with about 10 GB memory.

Change-Id: I39783eeecbae58261c883735499e61ee1cac75fe
Signed-off-by: Yunjie Li <yunjieli@google.com>