crucible stats

other Slab After knowing this, we can understand why memcached has lost cache data when the total memory is not fully occupied. -P Connection: Telnet 127.0.0.1 11211. Stats \ r \ nHere we can see the number of times memcache is obtained, the current number of connections, the number of writes, the hit rate, and so on; PID: process IDUptime: total running time, in secondsTime: Current TimeVersion: Version Number......Curr_items: Number of keyva

----> customize a response header. You can view the HTTP packet to know that the request is responded by the group of backend servers. Cookie webserver insert nocache option httpchk server S1 172.16.0.99 cookie S1 check port 80 weight 1 server B1 127.0.0.1: 8080 backup stats enable --------> stats hide-version stats uri/haproxy?

Add Add a new key Add newkey 0 60 5 Replace Overwrite existing key Replace Key 0 60 5 Append Append data to existing key Append Key 0 60 15 Prepend Prepend data to existing key Prepend Key 0 60 15 Incr Increments numerical key value by given number Incr mykey 2 Decr Decrements numerical key value by given number Decr mykey 5 Delete Deletes an existing key Delete mykey Flush_all I

Memcached status analysis, memcached status 1. memcache status stats description: Pid memcache server process ID uptime server has run seconds time server current unix timestamp version memcache version pointer_size pointer size of the current operating system (32-bit systems are generally 32bit) cumulative user time of the rusage_user process the cumulative system time of the rusage_system process the number of items currently stored on the curr_item

/spcreate. SQL -- "/oracle/product/10.2.0/db_1/rdbms/admin/" is the script directoryAfter running the script, enter perfstat_password, default_tablespace, temporary_tablespace10. test whether a database snapshot is generated successfully.SQL> execute statspack. snap11. Generate a snapshotSQL> execute statspack. snap12. Take the Statspack report for the time period between two snapshotsSQL> @/oracle/product/10.2.0/db_1/rdbms/admin/spreport. SQLEnter the start point and end point for generating th

/handleerrors ');//Generate Js/cssgulp.task (' Webpack ', [' clean:webpack '], function (callback) {Webpack (Require (') '. /webpack.config.js ') (), function (err, stats) {Compilelogger (err, stats); Callback (); });});/ /Generate js/css-Listening mode gulp.task (' Watch:webpack ', [' clean:webpack '], function () {Webpack (_.merge (Require (') '. /webpack.config.js ') () (), {watch:true}). Wa

1. Memcached Stats command: The Memcached Stats command is used to return statistics such as PID ( process number ), version number, number of connections, and so on. Grammar:StatsOutput Information Description:PID: memcache server process IDUptime: Number of seconds the server has been runningTime: Server current Unix timestampVersion:memcache versionsPointer_size: Operating system pointer sizeRusage_u

Disable the Flush_all command -O Specify comma-delimited options, typically used for extended or experimental properties Stop memcached You can query the process number of the memcached by using the following command from Linux:grep memcachedThen kill the memcached service process:pid>-9 means to force the kill process.After the memcached is started, the data in the cache can be manipulated by the client, and we describe some common clients and h

Knowledge to be mastered:1. Functions2. File processing3, the use of tag4, the decoupling of the programDemand:1: Query2: Add3: Delete4: Modify5: ExitHaproxy.conf Configuration file Contents: 1 Global 2 log 127.0.0.1 local2 3 daemon 4 maxconn 5 log 127.0.0.1 local2 info 6 DEFA Ults 7 Log Global 8 mode HTTP 9 Timeout connect 5000ms10 Timeout client 50000ms11 Timeout server 50000ms12 option Dontlognull13 Listen stats:888815

Overwrite existing Key Replace key 0 60 5 Append Append data to existing key Append key 0 60 15 Prepend Prepend data to existing key Prepend Key 0 60 15 incr Increments numerical key value by given number INCR MyKey 2 Decr Decrements numerical key value by given number DECR MyKey 5 Delete Deletes an existing key Delete MyKey Flush_all Invalidate specific items immediately

seconds Flush_all 900 Stats Prints General Statistics Stats Prints Memory Statistics Stats Slabs Prints Memory Statistics Stats malloc Print Higher level allocation statistics Stats items

-si http://127.0.0.1:8080/| Wc-c 141 $ curl-si http://go.http/ http/1.1 OK Server:nginx Date:sun, Dec 2013 14:59:31 GMT Content-type:text/plain Content-length:12 Connection:keep-alive $ Curl-si http://go.http/| Wc-c 141 $ curl-si http://go.fcgi.tcp/ http/1.1 OK Content-type:text/plain Content-length:12 Connection:keep-alive Date:sun, Dec 2013 14:59:40 GMT Server:gophr $ Curl-si http://go.fcgi.tcp/| Wc-c 141 $ curl-si http://go.fcgi.unix/ http/1.1 OK Content-type:t

/local/doc/haproxyCreate a new haproxy master configuration file Copy Code code as follows: VI haproxy.cfg Global Log 127.0.0.1 Local0 Maxconn 4096 Chroot/usr/local/doc/haproxy UID 501 GID 501 Daemon Nbproc 1 Pidfile/usr/local/doc/haproxy/haproxy.pid Defaults Log 127.0.0.1 Local3 Mode http Option Httplog Option Httpclose Option Dontlognull Option Forwardfor Option Redispatch Retries 2 Maxconn 2000 Balance Roundrobin Stats