The command tcfmttest is a utility for facility test under multi-thread situation. This command is used in the following format. path specifies the path of a database file. tnum specifies the number of running threads. rnum specifies the number of iterations. width specifies the width of the value of each record. limsiz specifies the limit size of the database file.
tcfmttest write [-nl|-nb] [-rnd] path tnum rnum [width [limsiz]]
Store records with keys of 8 bytes. They change as 00000001, 00000002...
tcfmttest read [-nl|-nb] [-wb] [-rnd] path tnum
Retrieve all records of the database above.
tcfmttest remove [-nl|-nb] [-rnd] path tnum
Remove all records of the database above.
tcfmttest wicked [-nl|-nb] [-nc] path tnum rnum
Perform updating operations selected at random.
tcfmttest typical [-nl|-nb] [-nc] [-rr num] path tnum rnum [width [limsiz]]
Perform typical operations selected at random.
Options feature the following.
-nl : enable the option FDBNOLCK.
-nb : enable the option FDBLCKNB.
-rnd : select keys at random.
-wb : use the function tcfdbget4 instead of tcfdbget2.
-nc : omit the comparison test.
-rr num : specifiy the ratio of reading operation by percentage.
This command returns 0 on success, another on failure.