ืืืืจ ืื ืืืื ืืคืจืืืงื
ืืื ืืืฆืื ื ืืชืื ืืคื ืืืื ืื, ืืืื ื ืืฆืืจ ืืื ืืืืื ืื ืขืืืจ Grafana.
ืืื ืืืคืช, ืืจืื ืืื ืืชืืช ืืืชืื.
ืืชืงื nginx, grafana ืืฆืืจื ืืกืื ืืจืืืช.
ืืชืงื ืืฉืืื ืงืืืงืืืืก ืขื ืื ืกible-playbook ื
ืืฆืืจืช ืืกื ื ืชืื ืื ืืืืืืืช ืืงืืืงืืืืก
ืืื
ืื ื ืืืฆืขืื ืื ืืงืฉื ืืชืืจื ืืื ืฉืจืช ืฉื ืืฉืืื Clickhouse.
ืืขืจื ืืฉืืื. ืืฉืืจื ืื, ืืฉ ืืืืืืฃ logs_cluster ืืฉื ืืืฉืืื ืฉืื ืืืงืืืฅ clickhouse_remote_servers.xml ืืื "remote_servers" ื-"shard".
ENGINE = Distributed('logs_cluster', 'nginx', 'access_log_shard', rand())
ืืชืงื ื ืืืืืจื ืฉื nginx-log-collector-rpm
ื-Nginx-log-collector ืืื ืกื"ื. ืืื
ืืชืงื ืืช ืืืืืช rpm nginx-log-collector-rpm
yum -y install yum-plugin-copr
yum copr enable antonpatsev/nginx-log-collector-rpm
yum -y install nginx-log-collector
systemctl start nginx-log-collector
ืขืจืื ืืช ืืชืฆืืจื /etc/nginx-log-collector/config.yaml:
.......
upload:
table: nginx.access_log
dsn: http://ip-ะฐะดัะตั-ะบะปะฐััะตัะฐ-clickhouse:8123/
- tag: "nginx_error:"
format: error # access | error
buffer_size: 1048576
upload:
table: nginx.error_log
dsn: http://ip-ะฐะดัะตั-ะบะปะฐััะตัะฐ-clickhouse:8123/
ืืืืจืช nginx
ืชืฆืืจืช nginx ืืืืืช:
user nginx;
worker_processes auto;
#error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;
events {
worker_connections 1024;
}
http {
include /etc/nginx/mime.types;
default_type application/octet-stream;
log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
log_format avito_json escape=json
'{'
'"event_datetime": "$time_iso8601", '
'"server_name": "$server_name", '
'"remote_addr": "$remote_addr", '
'"remote_user": "$remote_user", '
'"http_x_real_ip": "$http_x_real_ip", '
'"status": "$status", '
'"scheme": "$scheme", '
'"request_method": "$request_method", '
'"request_uri": "$request_uri", '
'"server_protocol": "$server_protocol", '
'"body_bytes_sent": $body_bytes_sent, '
'"http_referer": "$http_referer", '
'"http_user_agent": "$http_user_agent", '
'"request_bytes": "$request_length", '
'"request_time": "$request_time", '
'"upstream_addr": "$upstream_addr", '
'"upstream_response_time": "$upstream_response_time", '
'"hostname": "$hostname", '
'"host": "$host"'
'}';
access_log syslog_server=unix:/var/run/nginx_log.sock,nohostname,tag=nginx avito_json; #ClickHouse
error_log syslog_server=unix:/var/run/nginx_log.sock,nohostname,tag=nginx_error; #ClickHouse
#access_log /var/log/nginx/access.log main;
proxy_ignore_client_abort on;
sendfile on;
keepalive_timeout 65;
include /etc/nginx/conf.d/*.conf;
}
ืืืจื ืืืจืืืืื ืืื:
vhost1.conf:
upstream backend {
server ip-ะฐะดัะตั-ัะตัะฒะตัะฐ-ั-stub_http_server:8080;
server ip-ะฐะดัะตั-ัะตัะฒะตัะฐ-ั-stub_http_server:8080;
server ip-ะฐะดัะตั-ัะตัะฒะตัะฐ-ั-stub_http_server:8080;
server ip-ะฐะดัะตั-ัะตัะฒะตัะฐ-ั-stub_http_server:8080;
server ip-ะฐะดัะตั-ัะตัะฒะตัะฐ-ั-stub_http_server:8080;
}
server {
listen 80;
server_name vhost1;
location / {
proxy_pass http://backend;
}
}
ืืืกืฃ ืืืจืืื ืืืจืืืืืืื ืืงืืืฅ /etc/hosts:
ip-ะฐะดัะตั-ัะตัะฒะตัะฐ-ั-nginx vhost1
ืืืืืืืจ ืฉืจืช HTTP
ืืืืืืืืจ ืฉืจืช HTTP ื ืฉืชืืฉ
ื-nodejs-stub-server ืืื ืกื"ื. ืืื
ืืชืงื ืืช ืืืืืช nodejs-stub-server ื-nginx rpm ืืืขืื ืืืจื
yum -y install yum-plugin-copr
yum copr enable antonpatsev/nodejs-stub-server
yum -y install stub_http_server
systemctl start stub_http_server
ืืืื ืืืฅ
ืืืืืงื ืืชืืฆืขืช ืืืืฆืขืืช ืจืฃ Apache.
ืืชืงื ืืช ืื:
yum install -y httpd-tools
ืื ื ืืชืืืืื ืืืืื ืืืืฆืขืืช benchmark ืฉื Apache ื-5 ืฉืจืชืื ืฉืื ืื:
while true; do ab -H "User-Agent: 1server" -c 10 -n 10 -t 10 http://vhost1/; sleep 1; done
while true; do ab -H "User-Agent: 2server" -c 10 -n 10 -t 10 http://vhost1/; sleep 1; done
while true; do ab -H "User-Agent: 3server" -c 10 -n 10 -t 10 http://vhost1/; sleep 1; done
while true; do ab -H "User-Agent: 4server" -c 10 -n 10 -t 10 http://vhost1/; sleep 1; done
while true; do ab -H "User-Agent: 5server" -c 10 -n 10 -t 10 http://vhost1/; sleep 1; done
ืืงืืช ืืจืคืื ื
ืื ืชืืฆื ืืื ืืืืื ืื ืืืชืจ ืืจืฉืื ืฉื Grafana.
ืืื, ื ืขืฉื ืืืช ืืื.
ืืชื ืืืื ืืืฆืื ืืช ืืื ืืืืืื ืื ืืฉืืืจ ืฉืื
ืืชื ืื ืฆืจืื ืืืฆืืจ ืืฉืชื ื ืืืื ืขื ืืชืืื nginx.access_log
.
ืกื"ื ืืงืฉืืช Singlestat:
SELECT
1 as t,
count(*) as c
FROM $table
WHERE $timeFilter GROUP BY t
ืืงืฉืืช ืฉื ืืฉืื ื-Singlestat:
SELECT
1 as t,
count(*) as c
FROM $table
WHERE $timeFilter AND status NOT IN (200, 201, 401) GROUP BY t
ืืืื ืืฉื ืืกืื ืื-ืกืื:
SELECT
1 as t, (sum(status = 500 or status = 499)/sum(status = 200 or status = 201 or status = 401))*100 FROM $table
WHERE $timeFilter GROUP BY t
ืืื ืชืืืื ืืืืฆืข ืฉื Singlestat:
SELECT
1, avg(request_time) FROM $table
WHERE $timeFilter GROUP BY 1
ืืื ืชืืืื ืืงืกืืืื ืฉื Singlestat:
SELECT
1 as t, max(request_time) as c
FROM $table
WHERE $timeFilter GROUP BY t
ืกืืืืก ืกืคืืจื:
$columns(status, count(*) as c) from $table
ืืื ืืืืฆืื ื ืชืื ืื ืืื ืขืืื, ืขืืื ืืืชืงืื ืืช ืืชืืกืฃ ืืืืขืื ืืืืฉ ืืช ืืืจืื ื.
grafana-cli plugins install grafana-piechart-panel
service grafana-server restart
ืกืืืืก ืขืืื ืืืค 5:
SELECT
1, /* fake timestamp value */
status,
sum(status) AS Reqs
FROM $table
WHERE $timeFilter
GROUP BY status
ORDER BY Reqs desc
LIMIT 5
ืืืืฉื ืืชื ืืงืฉืืช ืืื ืฆืืืืื ืืกื:
ืกืคืืจื http_user_agent:
$columns(http_user_agent, count(*) c) FROM $table
GoodRate/BadRate:
$rate(countIf(status = 200) AS good, countIf(status != 200) AS bad) FROM $table
ืชืืืื ืชืืืื:
$rate(avg(request_time) as request_time) FROM $table
ืืื ืชืืืื ืืืขืื ืืืจื (ืืื ืชืืืื ืฉื ื-1 ืืืขืื ืืืจื):
$rate(avg(arrayElement(upstream_response_time,1)) as upstream_response_time) FROM $table
ืกืืืืก ืกืคืืจืช ืืืื ืขืืืจ ืื ื-vhosts:
$columns(status, count(*) as c) from $table
ืชืฆืืื ืืืืืช ืฉื ืืื ืืืืืื ืื
ืืฉืืืืช avg() ื-quantile()
avg()
quantile()
ืืกืงื ื:
ืืงืืื ืฉืืงืืืื ืชืืื ืืขืืจืืช ืืคืืชืื/ืืืืงื ืืฉืืืืฉ ื-nginx-log-collector.
ืืืฉืืืฉืื ืืืืฉื ืืช nginx-log-collector, ืืื ืืืื ืื ืืื ืืื ืืกื ืืืืกืง, RAM, CPU.
ืขืจืืฆื ืืืืจื:
ืืืช ืงืืืง nginx ืื ืกืืืช ืืืืืื ืืืกืืฃ ืื ืืชืื ืืืืขืืช ืืขืจืืช ืืจืคื ื
ืืืคืืืช ืฉื ืืืช:
ืืื ืืืคืช ืืืืคืืืช ืฉื ืืืช, ืืชืื ืื ืืฆืืืข, ืืืงืฉื, ืืื
ืืงืืจ: www.habr.com