[kudu] branch master updated: [net_util] fix comment on maximum PID in 18-bit space

[alexey]

This is an automated email from the ASF dual-hosted git repository.

alexey pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/kudu.git


The following commit(s) were added to refs/heads/master by this push:
     new ceee153  [net_util] fix comment on maximum PID in 18-bit space
ceee153 is described below

commit ceee153a4793a851667b27c36f2c16b23036259b
Author: Alexey Serbin <ale...@apache.org>
AuthorDate: Fri Jul 12 18:13:25 2019 -0700

    [net_util] fix comment on maximum PID in 18-bit space
    
    This changelist does not contain any functional modifications.
    
    Change-Id: Ic3226c1b8c928e1558c9e62b7e43c80bdd8745e9
    Reviewed-on: http://gerrit.cloudera.org:8080/13859
    Reviewed-by: Adar Dembo <a...@cloudera.com>
    Tested-by: Alexey Serbin <aser...@cloudera.com>
---
 src/kudu/util/net/net_util.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/kudu/util/net/net_util.cc b/src/kudu/util/net/net_util.cc
index ae35456..c9f1129 100644
--- a/src/kudu/util/net/net_util.cc
+++ b/src/kudu/util/net/net_util.cc
@@ -73,8 +73,10 @@ using strings::Substitute;
 
 namespace kudu {
 
-// Allow 18-bit PIDs, max PID up to 147456, for binding in UNIQUE_LOOPBACK 
mode.
+// Allow 18-bit PIDs, max PID up to 262143, for binding in UNIQUE_LOOPBACK 
mode.
 static const int kPidBits = 18;
+// The PID and server indices share the same 24-bit space. The 24-bit space
+// corresponds to the 127.0.0.0/8 subnet.
 static const int kServerIdxBits = 24 - kPidBits;
 // The maximum allowed number of 'indexed servers' for binding in 
UNIQUE_LOOPBACK mode.
 const int kServersMaxNum = (1 << kServerIdxBits) - 2;