Informix Dynamic Server数据库分段存储

Informix Dynamic Server Version 7.31.UC5 
-- On-Line -- Up 7 days 20:44:47 -- 

307200 Kbytes 

Dbspaces 

address number flags fchunk nchunks flags owner name 

92c5413c 1 1 1 1 N informix rootdbs 

92c54d94 2 1 2 1 N informix phydbs 

92c54e50 3 1 3 1 N informix logdbs 

92c54f0c 4 2001 4 1 N T informix tmpdbs 

92c54fc8 5 1 5 7 N informix datadbs 

92c55084 6 1001 12 1 N informix datatest1 

92c55140 7 1001 13 1 N informix datatest2 

7 active, 2047 maximum 

Chunks 

address chk/dbs offset size free bpages flags pathname 

92c541f8 1 1 100 250000 146465 PO- /home/informix/DBS/rootdbs 

92c54344 2 2 100 150000 4947 PO- /home/informix/DBS/phydbs 

92c54420 3 3 100 500000 90347 PO- /home/informix/DBS/logdbs 

92c544fc 4 4 100 500000 499947 PO- /home/informix/DBS/tmpdbs 

……省去了datadbs使用的7个chunk 

92c54bdc 12 6 50 950000 484235 PO- /home/informix/DBS/data_chunk7 

92c54cb8 13 7 50 950000 420499 PO- /home/informix/DBS/data_chunk8 

13 active, 2047 maximum