-broadcast-address string nsqd, client 访问的地址 address of this lookupd node, (default to the OS hostname) (default "tempt463.ops.shbt.qihoo.net") -http-address string http 监听 <addr>:<port> to listen on for HTTP clients (default "0.0.0.0:4161") -tcp-address string tcp 监听 <addr>:<port> to listen on for TCP clients (default "0.0.0.0:4160")
-config string path to config file
-log-level value set log verbosity: debug, info, warn, error, or fatal (default INFO) -log-prefix string log message prefix (default "[nsqlookupd] ")
-inactive-producer-timeout duration duration of time a producer will remain in the active list since its last ping (default 5m0s) -tombstone-lifetime duration duration of time a producer will remain tombstoned if registration remains (default 45s)
-config string path to config file -data-path string path to store disk-backed messages
-auth-http-address value 授权服务地址 <addr>:<port> to query auth server (may be given multiple times)
-lookupd-tcp-address value nslookupd tcp 地址, 广播使用 lookupd TCP address (may be given multiple times) -broadcast-address string nslookupd 地址 address that will be registered with lookupd (defaults to the OS hostname) (default "tempt463.ops.shbt.qihoo.net")
-tcp-address string <addr>:<port> to listen on for TCP clients (default "0.0.0.0:4150")
// http 服务 -http-address string <addr>:<port> to listen on for HTTP clients (default "0.0.0.0:4151") -http-client-connect-timeout duration timeout for HTTP connect (default 2s) -http-client-request-timeout duration timeout for HTTP request (default 5s)
// https 服务 -https-address string <addr>:<port> to listen on for HTTPS clients (default "0.0.0.0:4152") -tls-cert string path to certificate file -tls-client-auth-policy string client certificate auth policy ('require' or 'require-verify') -tls-key string path to key file -tls-min-version value minimum SSL/TLS version acceptable ('ssl3.0', 'tls1.0', 'tls1.1', or 'tls1.2') (default 769) -tls-required require TLS for client connections (true, false, tcp-https) -tls-root-ca-file string path to certificate authority file
// 日志 -log-level value set log verbosity: debug, info, warn, error, or fatal (default INFO) -log-prefix string log message prefix (default "[nsqd] ")
-msg-timeout duration default duration to wait before auto-requeing a message (default 1m0s) -max-body-size int 命令消息体大小限制 maximum size of a single command body (default 5242880) -max-msg-size int 单条消息限制 maximum size of a single message in bytes (default 1048576) -max-msg-timeout duration 消息超时时间 touch 命令也不能超过该限制 maximum duration before a message will timeout (default 15m0s) -node-id int snowflake 算法中，生成message 的一部分, 为保证消息的唯一性，多个nsqd 需要不同的nodeid unique part for message IDs, (int) in range [0,1024) (default is hash of hostname) (default 781)
-max-rdy-count int 客户端可以批量处理的个数 maximum RDY count for a client (default 2500) -max-req-timeout duration 延时消息，最大可延时时间， 默认不超过1h maximum requeuing timeout for a message (default 1h0m0s) -mem-queue-size int 内存队列大小 number of messages to keep in memory (per topic/channel) (default 10000)
-max-channel-consumers int 每个channel 最多有多少个消费者 maximum channel consumer connection count per nsqd instance (default 0, i.e., unlimited) -max-heartbeat-interval duration 客户端的心跳, 默认间隔最大为1分钟 maximum client configurable duration of time between client heartbeats (default 1m0s) -max-output-buffer-size int 输出最大buffer maximum client configurable size (in bytes) for a client output buffer (default 65536) -max-output-buffer-timeout duration 最大buffer 超时，如果时间超过，刷新到客户端 maximum client configurable duration of time between flushing to a client (default 30s) -min-output-buffer-timeout duration 最小buffer 超时时间, 尽量减少高频词写客户端 minimum client configurable duration of time between flushing to a client (default 25ms) -output-buffer-timeout duration 默认的客户端刷新时间， 可以通过 IDENTIFY 协议修改 default duration of time between flushing data to clients (default 250ms)
stats 相关 -statsd-address string UDP <addr>:<port> of a statsd daemon for pushing stats -statsd-interval duration duration between pushing to statsd (default 1m0s) -statsd-mem-stats toggle sending memory and GC stats to statsd (default true) -statsd-prefix string prefix used for keys sent to statsd (%s for host replacement) (default "nsq.%s") -statsd-udp-packet-size int the size in bytes of statsd UDP packets (default 508) -e2e-processing-latency-percentile value message processing time percentiles (as float (0, 1.0]) to track (can be specified multiple times or comma separated '1.0,0.99,0.95', default none) -e2e-processing-latency-window-time duration calculate end to end latency quantiles for this duration of time (ie: 60s would only show quantile calculations from the past 60 seconds) (default 10m0s)
diskqueue 相关 -max-bytes-per-file int // 磁盘队列单文件大小 默认 100M number of bytes per diskqueue file before rolling (default 104857600) -sync-every int // 默认不超过 2500 个消息将刷一次盘 number of messages per diskqueue fsync (default 2500) -sync-timeout duration // 默认不超过 2s 将刷一次盘 duration of time per diskqueue fsync (default 2s)
消息压缩 -snappy enable snappy feature negotiation (client compression) (default true) -deflate enable deflate feature negotiation (client compression) (default true) -max-deflate-level int max deflate compression level a client can negotiate (> values == > nsqd CPU usage) (default 6)
