siddontang
/ iotrace.stp
Last active
November 8, 2017 03:14
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| #! /usr/bin/evn stap | |
| # | |
| probe begin | |
| { | |
| printf("begin to trace thread IO"); | |
| } | |
| probe vfs.read | |
| { |
siddontang
/ fio test.log
Created
July 24, 2017 07:51
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| SAS noop | |
| PingCAP max throughput: (g=0): rw=write, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4 | |
| fio-2.2.8 | |
| Starting 1 thread | |
| PingCAP max throughput: Laying out IO file(s) (1 file(s) / 10240MB) | |
| Jobs: 1 (f=1): [W(1)] [100.0% done] [0KB/172.7MB/0KB /s] [0/44.2K/0 iops] [eta 00m:00s] | |
| PingCAP max throughput: (groupid=0, jobs=1): err= 0: pid=115165: Mon Jul 24 15:48:36 2017 | |
| write: io=10240MB, bw=183725KB/s, iops=45931, runt= 57073msec | |
| slat (usec): min=3, max=173, avg= 8.37, stdev= 6.51 | |
| clat (usec): min=17, max=56128, avg=77.84, stdev=80.93 |
siddontang
/ cpu.svg
Created
June 25, 2017 05:23
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siddontang
/ raft_engine.rs
Created
June 24, 2017 08:23
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| extern crate rocksdb; | |
| extern crate byteorder; | |
| extern crate rand; | |
| extern crate tempdir; | |
| use std::fs; | |
| use std::sync::Arc; | |
| use std::thread; | |
| use std::time::Instant; | |
| use rand::{Rng, ThreadRng}; |
siddontang
/ proc_inspect.go
Created
June 22, 2017 07:52
Use nmz to inspect process deployed by tidb-ansible.
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| package main | |
| import ( | |
| "context" | |
| "flag" | |
| "fmt" | |
| "io/ioutil" | |
| "os" | |
| "os/exec" | |
| "strconv" |
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| global ptr2bt | |
| global ptr2size | |
| global bt_stats | |
| global quit | |
| probe begin { | |
| warn("Start tracing. Wait for 5 sec to complete.\n") | |
| } | |
| // Use tikv binary |
siddontang
/ bench_outstream.rs
Last active
December 28, 2016 07:20
benchmark outstream with buffer and no buffer
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| #![allow(stable_features)] | |
| #![feature(test)] | |
| extern crate test; | |
| use std::error::Error; | |
| use std::fmt; | |
| use std::io; | |
| use std::io::Write; | |
| use std::ptr; |
siddontang
/ insert_mysql.go
Last active
August 25, 2016 09:26
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| package main | |
| import ( | |
| "database/sql" | |
| "flag" | |
| "fmt" | |
| "log" | |
| "math/rand" | |
| "os" | |
| "os/signal" |
siddontang
/ start_namazu.sh
Last active
August 4, 2016 12:30
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| export HostIP=10.9.76.72 | |
| nmz container run --nmz-autopilot config.toml -d --name pd1 \ | |
| -p 12379:2379 \ | |
| -p 12380:2380 \ | |
| -v /data/bin/var/pd1:/tidata/pd1 \ | |
| pingcap/pd \ | |
| --cluster-id=1 \ | |
| --name="pd1" \ | |
| --data-dir="/tidata/pd1" \ |
siddontang
/ bank.go
Last active
November 20, 2016 03:01
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| // Copyright 2016 PingCAP, Inc. | |
| // | |
| // Licensed 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, |