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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
use apache_avro::{
schema::Schema,
types::{Record, Value},
Reader, Writer,
};
use std::{
io::{BufReader, BufWriter},
time::{Duration, Instant},
};
fn nanos(duration: Duration) -> u64 {
duration.as_secs() * 1_000_000_000 + duration.subsec_nanos() as u64
}
fn seconds(nanos: u64) -> f64 {
(nanos as f64) / 1_000_000_000f64
}
/*
fn duration(nanos: u64) -> Duration {
Duration::new(nanos / 1_000_000_000, (nanos % 1_000_000_000) as u32)
}
*/
fn benchmark(
schema: &Schema,
record: &Value,
big_or_small: &str,
count: usize,
runs: usize,
) -> anyhow::Result<()> {
let mut records = Vec::new();
for __ in 0..count {
records.push(record.clone());
}
let mut durations = Vec::with_capacity(runs);
let mut bytes = None;
for _ in 0..runs {
let records = records.clone();
let start = Instant::now();
let mut writer = Writer::new(schema, BufWriter::new(Vec::new()));
writer.extend(records.into_iter())?;
let duration = Instant::now().duration_since(start);
durations.push(duration);
bytes = Some(writer.into_inner()?.into_inner()?);
}
let total_duration_write = durations.into_iter().fold(0u64, |a, b| a + nanos(b));
// println!("Write: {} {} {:?}", count, runs, seconds(total_duration));
let bytes = bytes.unwrap();
let mut durations = Vec::with_capacity(runs);
for _ in 0..runs {
let start = Instant::now();
let reader = Reader::with_schema(schema, BufReader::new(&bytes[..]))?;
let mut read_records = Vec::with_capacity(count);
for record in reader {
read_records.push(record);
}
let duration = Instant::now().duration_since(start);
durations.push(duration);
assert_eq!(count, read_records.len());
}
let total_duration_read = durations.into_iter().fold(0u64, |a, b| a + nanos(b));
// println!("Read: {} {} {:?}", count, runs, seconds(total_duration));
let (total_write_secs, total_read_secs) =
(seconds(total_duration_write), seconds(total_duration_read));
println!(
"{}\t\t{}\t\t{}\t\t{}\t\t{}",
count, runs, big_or_small, total_write_secs, total_read_secs
);
Ok(())
}
fn main() -> anyhow::Result<()> {
let raw_small_schema = r#"
{"namespace": "test", "type": "record", "name": "Test", "fields": [{"type": {"type": "string"}, "name": "field"}]}
"#;
let raw_big_schema = r#"
{"namespace": "my.example", "type": "record", "name": "userInfo", "fields": [{"default": "NONE", "type": "string", "name": "username"}, {"default": -1, "type": "int", "name": "age"}, {"default": "NONE", "type": "string", "name": "phone"}, {"default": "NONE", "type": "string", "name": "housenum"}, {"default": {}, "type": {"fields": [{"default": "NONE", "type": "string", "name": "street"}, {"default": "NONE", "type": "string", "name": "city"}, {"default": "NONE", "type": "string", "name": "state_prov"}, {"default": "NONE", "type": "string", "name": "country"}, {"default": "NONE", "type": "string", "name": "zip"}], "type": "record", "name": "mailing_address"}, "name": "address"}]}
"#;
let small_schema = Schema::parse_str(raw_small_schema)?;
let big_schema = Schema::parse_str(raw_big_schema)?;
println!("{:?}", small_schema);
println!("{:?}", big_schema);
let mut small_record = Record::new(&small_schema).unwrap();
small_record.put("field", "foo");
let small_record = small_record.into();
let raw_address_schema = r#"{"fields": [{"default": "NONE", "type": "string", "name": "street"}, {"default": "NONE", "type": "string", "name": "city"}, {"default": "NONE", "type": "string", "name": "state_prov"}, {"default": "NONE", "type": "string", "name": "country"}, {"default": "NONE", "type": "string", "name": "zip"}], "type": "record", "name": "mailing_address"}"#;
let address_schema = Schema::parse_str(raw_address_schema).unwrap();
let mut address = Record::new(&address_schema).unwrap();
address.put("street", "street");
address.put("city", "city");
address.put("state_prov", "state_prov");
address.put("country", "country");
address.put("zip", "zip");
let mut big_record = Record::new(&big_schema).unwrap();
big_record.put("username", "username");
big_record.put("age", 10i32);
big_record.put("phone", "000000000");
big_record.put("housenum", "0000");
big_record.put("address", address);
let big_record = big_record.into();
println!();
println!("Count\t\tRuns\t\tBig/Small\tTotal write secs\tTotal read secs");
benchmark(&small_schema, &small_record, "Small", 10_000, 1)?;
benchmark(&big_schema, &big_record, "Big", 10_000, 1)?;
benchmark(&small_schema, &small_record, "Small", 1, 100_000)?;
benchmark(&small_schema, &small_record, "Small", 100, 1000)?;
benchmark(&small_schema, &small_record, "Small", 10_000, 10)?;
benchmark(&big_schema, &big_record, "Big", 1, 100_000)?;
benchmark(&big_schema, &big_record, "Big", 100, 1000)?;
benchmark(&big_schema, &big_record, "Big", 10_000, 10)?;
Ok(())
}
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