火焰图定位dbproxy问题

Posted 2021-01-16 taek

 https://blog.csdn.net/oujiangping/article/details/78580450

https://blog.csdn.net/gatieme/article/details/78885908

ps aux|grep mysql-proxy

第二个就是3318的进程号

 

perf record -p 1674  -F 999 -a -g -- sleep 20

perf script > out.perf

./stackcollapse-perf.pl out.perf > out.folded

./flamegraph.pl out.folded > test.svg

 

sysbench  --test=/usr/share/sysbench/tests/include/oltp_legacy/oltp.lua  --mysql-host=10.17.90.37 --mysql-port=3318 --mysql-user=test --mysql-password=123456  --mysql-db=test --oltp-table-size=10000000 --oltp-tables-count=64 --threads=1000 --oltp-read-only=on --report-interval=10 --rand-type=uniform  --max-requests=0 --percentile=99 --oltp-skip-trx=on --time=120    --db-driver=mysql run