用onstat -d 看到日志空间free为零，不知有没有问题。
$ onstat -d
IBM Informix Dynamic Server Version 11.50.FC6 -- On-Line -- Up 00:03:21 -- 274704 Kbytes
Dbspaces
address number flags fchunk nchunks pgsize flags owner name
7000000202d5028 1 0x70001 1 1 4096 N B informix rootdbs
700000021286680 2 0x60001 2 1 4096 N B informix datadbs
700000021286818 3 0x60001 3 1 4096 N B informix logdbs
7000000212869b0 4 0x70001 4 1 4096 N B informix phydbs
700000021286b48 5 0x42001 5 1 4096 N TB informix tmpdbs
5 active, 2047 maximum
Chunks
address chunk/dbs offset size free bpages flags pathname
7000000202d51c0 1 1 0 1000000 994499 PO-B- /home/db/informix11/dbs_sysmon/sysmonroot
700000021286ce0 2 2 0 10000000 9967895 PO-B- /home/db/informix11/dbs_sysmon/sysmondata
700000021287028 3 3 0 1000000 0 PO-B- /home/db/informix11/dbs_sysmon/sysmonlog
700000021287218 4 4 0 1000000 0 PO-B- /home/db/informix11/dbs_sysmon/sysmonphy
700000021287408 5 5 0 2000000 1999947 PO-B- /home/db/informix11/dbs_sysmon/sysmontmp