tcfmttest - test cases of the fixed-length database API
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 : specify the ratio of reading operation by percentage.
This command returns 0 on success, another on failure.