[hbase] branch master updated: HBASE-21741: Add a note in "HFile Tool" section regarding 'seqid=0'

[ps...@apache.org]

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psomogyi pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
     new 7b867a9  HBASE-21741: Add a note in "HFile Tool" section regarding 'seqid=0'
7b867a9 is described below

commit 7b867a9d1d0edf721f8dee4556038450e601561d
Author: Sakthi <sa...@gmail.com>
AuthorDate: Fri Jan 18 14:26:48 2019 -0800

    HBASE-21741: Add a note in "HFile Tool" section regarding 'seqid=0'
    
    Signed-off-by: Peter Somogyi <ps...@apache.org>
---
 src/main/asciidoc/_chapters/architecture.adoc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/asciidoc/_chapters/architecture.adoc b/src/main/asciidoc/_chapters/architecture.adoc
index 27db26a..3ed4fb3 100644
--- a/src/main/asciidoc/_chapters/architecture.adoc
+++ b/src/main/asciidoc/_chapters/architecture.adoc
@@ -1785,6 +1785,9 @@ For example, to view the content of the file _hdfs://10.81.47.41:8020/hbase/defa
 If you leave off the option -v to see just a summary on the HFile.
 See usage for other things to do with the `hfile` tool.
 
+NOTE: In the output of this tool, you might see 'seqid=0' for certain keys in places such as 'Mid-key'/'firstKey'/'lastKey'. These are
+ 'KeyOnlyKeyValue' type instances - meaning their seqid is irrelevant & we just need the keys of these Key-Value instances.
+
 [[store.file.dir]]
 ===== StoreFile Directory Structure on HDFS