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JooHan Hong
joohanhong
Commits
70689ab2
Commit
70689ab2
authored
Jun 08, 2022
by
JooHan Hong
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numa, result modify
parent
33d1259e
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#5728
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README.md
OS/TUNING/INFLUXDB/NUMA/ISSUED/README.md
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numa_cpu_20220607.png
OS/TUNING/INFLUXDB/NUMA/RESULT/numa_cpu_20220607.png
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OS/TUNING/INFLUXDB/NUMA/ISSUED/README.md
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70689ab2
...
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@@ -115,6 +115,31 @@ fi
$
./influxdb_control.sh start
```
추가적으로 현재 NUMA 관련 시스템 환경은 다음과 같다.
*
numad 데몬의 경우 다음과 같이 실행 중인 상태이다.
```
bash
# ps -aef |grep numad |grep -v grep
root 13741 1 0 May31 ? 00:11:28 /usr/bin/numad
-i
15
```
*
Automatic NUMA Balancing의 경우 해제된 상태 이다.
```
bash
# sysctl -a |grep kernel.numa_balancing
kernel.numa_balancing
=
0
kernel.numa_balancing_scan_delay_ms
=
1000
kernel.numa_balancing_scan_period_max_ms
=
60000
kernel.numa_balancing_scan_period_min_ms
=
1000
kernel.numa_balancing_scan_size_mb
=
256
kernel.numa_balancing_settle_count
=
4
sysctl: reading key
"net.ipv6.conf.all.stable_secret"
sysctl: reading key
"net.ipv6.conf.default.stable_secret"
sysctl: reading key
"net.ipv6.conf.enp216s0f0.stable_secret"
sysctl: reading key
"net.ipv6.conf.enp216s0f1.stable_secret"
sysctl: reading key
"net.ipv6.conf.lo.stable_secret"
```
# 튜닝 수행 결과
> 적용 후 numa_miss가 더 많이 발생되었으며, CPU 사용률도 적용 전보다 더 높아진 상태가 되었기 때문에 서비스에 영향이 발생된 상태 이다.
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OS/TUNING/INFLUXDB/NUMA/RESULT/numa_cpu_20220607.png
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