?
使用操作系统命令来trace监听(三)
) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/lib/libaio.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/u01/app/oracle/product/11.2.0/dbhome_1/lib/libaio.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/u01/app/oracle/product/11.2.0/dbhome_1/lib/libaio.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/lib64/libaio.so.1", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/lib/libociei.so", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/u01/app/oracle/product/11.2.0/dbhome_1/lib/libociicus.so", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/u01/app/oracle/product/11.2.0/dbhome_1/nls/data/lx1boot.nlb", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/nls/data/lx00001.nlb", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/nls/data/lx20001.nlb", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/nls/data/lx10001.nlb", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/nls/data/lx40011.nlb", O_RDONLY) = 3
open("/etc/localtime", O_RDONLY) = 3
stat("/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora", {st_mode=S_IFREG|0644, st_size=166, ...}) = 0
open("/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/network/mesg/tnsus.msb", O_RDONLY) = 3
open("/u01/app/oracle/product/11.2.0/dbhome_1/lib/libnque11.so", O_RDONLY) = 4
[oracle@rh64 ~]$
[oracle@rh64 ~]$ strace -e trace=access,open,stat tnsping no-such-sid prod 2>
&1 >/dev/null | grep '\.ora' | cut -f2 -d\" | sort |uniq -c
1 /etc/tnsnames.ora
1 /home/oracle/.tnsnames.ora
1 /u01/app/oracle/product/11.2.0/dbhome_1/ldap/admin/fips.ora
1 /u01/app/oracle/product/11.2.0/dbhome_1/ldap/admin/ldap.ora
1 /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/ldap.ora
2 /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/sqlnet.ora
3 /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora