fitbit stats

Label:1.memcached InstallationYum Search memcached Yum install-y libevent memcached libmemcached Start:/etc/init.d/memcached start Viewing the Listening port: NETSTAT-LNP |grep Memcached|netstat-naput Ps-aux |grep memcached Define Startup parameters: Vim/etc/sysconfig/memcached -D: Start a daemon -P: Listening port -C: Maximum number of concurrent connections running M: Amount of memory allocated to memcached -L: Listening server IP address -P: Set the PID file to save memcached View memcached S

-- "/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 the Statspack re

0 Pgsteal_dma32 256875 Pgsteal_normal 4129645 Pgsteal_high 0 Pgscan_kswapd_dma 0 Pgscan_kswapd_dma32 343521 Pgscan_kswapd_normal 4447936 Pgscan_kswapd_high 0 Pgscan_direct_dma 0 Pgscan_direct_dma32 0 Pgscan_direct_normal 0 Pgscan_direct_high 0 Pginodesteal 0 Slabs_scanned 4000512 Kswapd_steal 4386520 Kswapd_inodesteal 2810883 Pageoutrun 37456 Allocstall 0 Pgrotated 337233. 5. memory usage in each zone:/proc/zoneinfo $ Cat/proc/zoneinfo Node 0, zone DMA32 Pages free 668878 Min 615 Low 1, 768 H

+value+flags default is 48-H Display HelpOperation Memcached Command Description Example Get Reads a value Get MyKey Set Set a key unconditionally Set MyKey 0 60 5 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

266Nr_dirty 2Nr_writeback 0Nr_unstable 0Nr_bounce 0Numa_hit 444062598Numa_mis11649541Numa_foreign 0Numa_interleave 0Numa_local 443992176Numa_other 11719963Protection: (0, 0, 9090,909 0)PagesetsCpu: 0 pcp: 0Number: 180High: 186Batch: 31Cpu: 0 pcp: 1Count: 58High: 62Batch: 15Vm stats threshold: 60Cpu: 1 pcp: 0Number: 178High: 186Batch: 31Cpu: 1 pcp: 1Count: 12High: 62Batch: 15Vm stats threshold: 60Cpu: 2 pcp

Invalidate specific items immediately Flush_all Invalidate all items in n seconds Flush_all 900 Stats Prints general statistics Stats Prints memory statistics Stats slabs Prints memory statistics Stats malloc Print higher level all

ACCEPTIptables-a input-p udp-s 192.168.1.111-dpost 11211-j ACCEPT Install. then start memcached-d start Command Description Example Get Reads a value Get mykey Set Set a key unconditionally Set mykey 0 60 5 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

provides data preprocessing and visualization functions for the classification, such as checking the redundancy and standardization of variables. The dist () in the base package and the Daisy () function in the cluster package provide a distance calculation function, and the proxy package provides more distance measures, including the distance between matrices. The Simba package handles both the existing and missing data, including the similarity matrix and the reshape.2) hypothesis test (hypot

= "access_combined_wcookie" 1. log requests whose source type is access_combined_wcookie and whose IP address is 10.2.1.44 -- 81 Sourcetype = "access_combined_wcookie" 10.2.1.44 2. Search for 63 requests for "purchase" Sourcetype = "access_combined_wcookie" 10.2.1.44 purchase 3. Further search for purchase requests whose HTTP return code is not 200 Sourcetype = "access_combined_wcookie" 10.2.1.44 purchase not 200 4. Further search for requests that are not 404 error Sourcetype = "access_combine

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