133tosakarin commented on PR #1142:
URL: https://github.com/apache/ratis/pull/1142#issuecomment-2339746397
private String randomString(int length) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < length; i++) {
sb.append((char) (Math.random() * 26 + 'a'));
}
return sb.toString();
}
@Benchmark
public void md5Test(Blackhole blackhole) throws NoSuchAlgorithmException
{
int length = 1000;
md5 = MessageDigest.getInstance("MD5");
for (int i = 0; i < 1000; ++i) {
md5.reset();
md5.update(randomString(length).getBytes());
blackhole.consume(md5.digest());
length += 100;
}
}
@Benchmark
public void md5Test2(Blackhole blackhole) throws
NoSuchAlgorithmException {
int length = 10000;
for (int i = 0; i < 1000; ++i) {
MessageDigest md5 = MessageDigest.getInstance("MD5");
md5.reset();
md5.update(randomString(length).getBytes());
blackhole.consume(md5.digest());
length += 100;
}
}
@Benchmark
public void md5DoNothingTest() throws NoSuchAlgorithmException {
MessageDigest md5 = MessageDigest.getInstance("MD5");
for (int i = 0; i < 1000000; ++i) {
md5.reset();
}
}
@Benchmark
public void md5DoNothingTest2() throws NoSuchAlgorithmException {
for (int i = 0; i < 1000000; ++i) {
MessageDigest md5 = MessageDigest.getInstance("MD5");
md5.reset();
}
}
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