共享内存统计
功能描述
可以通过页面查看当前配置共享内存,worker占用的cpu和内存,以及upstream server状态等参数。
指令说明
Syntax | shm_status on|off |
---|---|
Default | 默认为on |
Context | main |
说明:共享内存统计功能的开关,不默认为shm_status on。
Syntax | shm_status_display |
---|---|
Default | - |
Context | http->location |
说明:共享内统计展示页面,配置在控制面ctrl.conf中。
配置说明
njet.conf
helper broker modules/njt_helper_broker_module.so conf/mqtt.conf;
helper ctrl modules/njt_helper_ctrl_module.so conf/ctrl.conf;
load_module modules/njt_agent_dynlog_module.so;
load_module modules/njt_http_dyn_server_module.so; #server验证
load_module modules/njt_http_location_module.so; #location验证
load_module modules/njt_http_dyn_proxy_pass_module.so; #动态proxy_pass模块
load_module modules/njt_http_dyn_upstream_module.so; #动态upstream模块
user root;
worker_processes auto;
cluster_name helper;
node_name node1;
error_log logs/error.log info;
pid logs/njet.pid;
events {
worker_connections 1024;
}
shared_slab_pool_size 100m; #动态共享内存管理指令,配置大小要大于需要配置的upstream共享内存大小
shm_status on; #默认为on,可以不配
http {
dyn_kv_conf conf/iot-work.conf;
include mime.types;
default_type application/octet-stream;
access_log logs/access.log;
upstream backend1 {
zone backend1 1m;
server 127.0.0.1:5678;
}
server {
listen 5555;
server_name localhost;
location / {
keepalive_timeout 750s;
return 200 "5555 ok";
}
location /test {
proxy_http_version 1.1;
proxy_set_header Connection "";
proxy_pass http://backend1;
}
location /mirror {
internal;
set $upstream dyn_backend1;
proxy_pass http://$upstream;
}
}
server {
listen 5678;
location / {
return 200 "5678 ok";
}
}
}
njet_ctrl.conf
load_module modules/njt_http_sendmsg_module.so;
load_module modules/njt_ctrl_config_api_module.so;
load_module modules/njt_http_upstream_api_module.so; #upstream api模块
load_module modules/njt_http_location_api_module.so;
load_module modules/njt_doc_module.so;
load_module modules/njt_http_dyn_server_api_module.so;
load_module modules/njt_http_dyn_upstream_module.so; #动态upstream模块
load_module modules/njt_http_dyn_upstream_api_module.so; #动态upstream模块
load_module modules/njt_http_shm_status_module.so; #共享内存统计模块
events {
worker_connections 1024;
}
error_log logs/error_ctrl.log info;
http {
dyn_sendmsg_conf conf/iot-ctrl.conf;
dyn_kv_conf conf/ctrl_kv.conf;
access_log logs/access_ctrl.log combined;
include mime.types;
server {
listen 8081;
keepalive_timeout 0;
location /api {
dyn_module_api;
}
location /doc {
doc_api;
}
location /shm {
shm_status_display;
}
}
}
cluster_name helper;
node_name node1;