This is the reason why you see the error ("D" should not appear
without prior "T").
I'm still looking for the cause of this.
BTW do you see same error if you use memcached, rather than shmem?
If not, I can narrow down the error case around the shmem code.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp