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CHANGELOG.leela-warpdrive
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CHANGELOG.leela-warpdrive
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--*-- mode: text; --*--
v5.11.0 | 2015-01-23
NEW FEATURES
* warpdrive message bus: every write is broadcast to interested peers
IMPROVEMENTS
* use msgpack to serialize data when communicating with blackbox
* reduce the number of threads that queries redis
v5.10.0 | 2014-11-04
* performance improvements
v5.9.0 | 2014-10-08
* new function syntax for attr get operations
v5.8.0 | 2014-08-22
* signature timestamp validation
* use redis for caching and to avoid index option on every metric
* new syntax: attr last which retrieves the value from the cache
* performance: tune internal queues and zmq hwm
* no longer throw not_found when multiple guids/names are requested
* add align option on t-attr get statement
* better fail messages
* returns times-series sorted [asc] by time
v5.7.0 | 2014-06-16
* using the new t_attr table on blackbox
* dealer now user zmq.DEALER instead of zmq.REQ
* many performance upgrades (see commits)
* properly disconnecting from blackbox instances without disrupting the service
v5.6.0 | 2014-06-04
* bugfix: using zmq_setsockopt before connect/binding
v5.5.0 | 2014-06-02
* bugfix: poly1305aes is not thread-safe
* removing global lock
* using ioref instead of stm
* grouping AlterStmt correctly
* replacing hslogger by fast-logger
v5.4.1 | 2014-05-29
* removing logger for now (performance improvente)
* checking if socket is will not block before writing
v5.4.0 | 2014-05-17
* using zmq RR when connecting to blackbox
* tuning tcp timeouts (snd & rcv)
* increasing zmq max sockets
v5.3.0 | 2014-05-17
* using llvm code generator
v5.2.1 | 2014-05-14
* bugfix: nonce and timestamp position
* bugfix: nonce and mac and base16 encoded
v5.2.0 | 2014-05-14
* MAC-based signatures
v5.1.0-1 | 2014-05-09
* changelog split: now multiple changelogs one for each component
v5.1.0 | 2014-05-07
* collectd: including data_source_t->name to the metric name
* collectd: decreasing verbosity; using DEBUG instead of INFO
* metriks: using `make' instead of `guid' to revolv the name
v5.0.0 | 2014-05-06
* collectd: no longer using hostname to create the metrics name
v4.3.0 | 2014-05-06
* libruby: Cursor.execute returns the last value returned by the block
v4.2.1 | 2014-05-06
* libruby: compatibility with ruby <2
v4.2.0 | 2014-05-06
* libruby: compatibility with ruby <2
v4.1.0 | 2014-04-28
* using consul instead of zookeeper | dgvncsz0f;
* write_leela: sending only rate or gauge | dgvncsz0f;
v4.0.0 | 2014-04-27
* stat statement: auto-discover feature | dgvncsz0f;
* kill statement | dgvncsz0f, aabaklini;
* name statement reply no includes the requested guid | dgvncsz0f;
* c client library | dgvncsz0f;
* python client library | dgvncsz0f;
* ruby client library | pothix + aabaklini;
* creating warpdrive [graph engine] | dgvncsz0f;
* leela query language: new universal input | dgvncsz0f;
* stream response: new universal output protocol | dgvncsz0f;
* 0mq library for transport | dgvncsz0f;
v3.4.0 | 2013-06-01
* http module now flushes its queue periodically | dgvncsz0f
* writing to the timeline socket is no longer synchronous | dgvncsz0f
* adding Access-Control-Allow-Origin header | dgvncsz0f
v3.3.0 | 2013-09-06
* udp frontend performance improvements: no longer droppping packages | dgvncsz0f
* udp now collects metrics about itself | dgvncsz0f
* http now waits the data to be written to timeline before returning any response | dgvncsz0f
* adding /v1/version resource | dgvncsz0f
* properly handling exception and using correct http codes | dgvncsz0f
* /usr/libexec/leela-self-test to validate the install | dgvncsz0f
* validating start and finish date intervals | dgvncsz0f
* removing `reversed=True' form cassandra.py as columns are already reversed | dgvncsz0f
v3.1.0 | 2013-29-04
* using one columnfamily per month | dgvncsz0f
v3.0.0 | 2013-20-04
* adding cache-control to http responses [and removing etag] | dgvncsz0f
* changing configuration file sections | dgvncsz0f
* removing http /v1/range resource | dgvncsz0f
* deprecating PUT /v1/data/:key in favor of POST /v1/data/:key | dgvncsz0f
* POST /v1/data/:key also accepts a list of values | dgvncsz0f
* new POST /v1/:key allows users writing metrics using the http protocol | dgvncsz0f
v2.2.2 | 2013-17-04
* leela-udp: no longer printing stacktrace when a parser error happens | dgvncsz0f
v2.2.1 | 2013-16-04
* bugfix: multicast was not using all peers to load balancing | dgvncsz0f
* bugfix: http module was not encoding packet correctly [PUT /v1/data] | dgvncsz0f
v2.2.0 | 2013-11-04
* adding collectd support | dgvncsz0f
* udp protocol now supports gauge, derive, counter and absolute | dgvncsz0f
* deprecating the legacy udp protocol | dgvncsz0f
* using a much more space efficient algorithm to implement sma | dgvncsz0f
v2.1.0 | 2012-11-21
* http interface now removes NaN numbers unless specified otherwise | dgvncsz0f
v2.0.0 | 2012-11-15
* allowing storing json through http interface | dgvncsz0f
* dmproc: adding comparison operators | dgvncsz0f
* dmproc: adding support for using operators in the right position | dgvncsz0f
v1.0.0 | 2012-10-18
* complete architecture redesign | dgvncsz0f
* implementing 24h graphs | dgvncsz0f
* creating xmpp interface | dgvncsz0f
* making sure everything it UTC | dgvncsz0f
* graphs using flotr2 library | pothix
v0.0.9 | 2012-06-29
* first architecture | ncode
* using gevent instead of standard python sockets | rsampaio
* creating javascript widget | dgvncsz0f