Full_Name: Jason Aten Version: LMDB 0.9.14 OS: ubuntu 12.04 / amd64 URL: Submission from: (NULL) (2001:4807:2:104:d959:722c:ad90:ee70)

There may have been version skew, because the mdb_load command does not understand the output of the mdb_dump command. See the following error in the context below.

"mdb_load: line 6: unrecognized keyword ignored: db_pagesize"

jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ mdb_stat var/lmdb_data Status of Main DB Tree depth: 1 Branch pages: 0 Leaf pages: 1 Overflow pages: 0 Entries: 1 jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ mdb_stat -V var/lmdb_data LMDB 0.9.14: (September 15, 2014) jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ which mdb_stat /usr/local/bin/mdb_stat jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ ls -al `which mdb_stat` -rwxr-xr-x 1 root root 275324 Sep 18 03:17 /usr/local/bin/mdb_stat jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ mdb_dump var/lmdb_data/ VERSION=3 format=bytevalue type=btree mapsize=20971520 maxreaders=126Ûdb_pagesize=4096 HEADER=END 00016d796b6579 6a61736f6e207761732068657265 DATA=END jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ mdb_dump var/lmdb_data/ | mdb_load usage: mdb_load dbpath [-V] [-f input] [-n] [-s name] [-N] [-T] jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$ mdb_dump var/lmdb_data/ | mdb_load var/lmdb_data mdb_load: line 6: unrecognized keyword ignored: db_pagesize jaten@cutlass01:~/go/src/github.com/siddontang/ledisdb/store/mdb$