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204 commits

Author SHA1 Message Date
Shane Kilkelly
6dbcc34df6 reduce UV thread-pool size to 16 2017-03-23 15:31:05 +00:00
Shane Kilkelly
7bdba3756b Don't bother checking for error properties on error object 2017-03-21 14:19:12 +00:00
Shane Kilkelly
f2ebdd1662 Increment stats for success/failure of wrapped async calls 2017-03-20 16:54:40 +00:00
Shane Kilkelly
1f77cc0fd3 If function is called without callback, apply with original args 2017-03-20 16:37:53 +00:00
Shane Kilkelly
fbe19cd97d Don't return early in case where last arg is not a function 2017-03-20 16:25:10 +00:00
Shane Kilkelly
31235beee5 Don't throw error if the function is not invoked with callback. 
Instead, log the error and return early.
 2017-03-20 16:17:22 +00:00
Shane Kilkelly
9846703be5 Bump version 2017-03-20 10:17:09 +00:00
Shane Kilkelly
be2c6a96af Log args and their indexes, if they look like object ids 2017-03-17 14:20:13 +00:00
Shane Kilkelly
e7f71a25d8 Use an explicit prefix 2017-03-17 11:47:38 +00:00
Shane Kilkelly
f397678589 Clean up, don't allocate an extra date 2017-03-16 15:07:25 +00:00
Shane Kilkelly
5ea83947dd remove stray compiled js file 2017-03-16 10:10:40 +00:00
Shane Kilkelly
1f9d4950a2 Update gitignore 2017-03-16 10:09:16 +00:00
Shane Kilkelly
772f950d7c Test failure when wrapped method is not async/callback 2017-03-16 10:07:52 +00:00
Shane Kilkelly
a5aec5b812 Test failure to wrap method 2017-03-16 10:02:19 +00:00
Shane Kilkelly
40b238271d Add tests for methods producing errors, and logger 2017-03-16 09:55:07 +00:00
Shane Kilkelly
c3b18618bf Add unit tests 2017-03-16 09:49:45 +00:00
Shane Kilkelly
e99a7f6a87 refactor 2017-03-15 16:07:36 +00:00
Shane Kilkelly
3cb0ab2784 Add a 'timeAsyncMethod' helper 2017-03-15 15:06:54 +00:00
James Allen
caeac717fc Set UV_THREADPOOL_SIZE to 128 for all processes 2016-10-24 10:50:44 +01:00
Brian Gough
2df5845444 updated version to 1.5.0 2016-03-17 09:40:40 +00:00
Brian Gough
622bbe3123 return timeSpan from timers 
to allow additional calculation
 2016-03-15 13:52:40 +00:00
Brian Gough
29177f8de8 add support for statsd count method 2016-03-15 13:52:32 +00:00
James Allen
8db30020ae Monitor event loop by looking for skew 
If we monitor with setImmediate, we miss big blocking loops. For example,
suppose we have 1000 1ms loops then a single bad 1000ms loop. setImmediate
will only be called at the right time 1/1000 of the time (it has to be the
loop just before the bad one). So this monitoring method gives a good average
if the std dev is low, but doesn't pick up spikes.

Instead, we can monitor the skew from the expected time between setIntervals.
In the case above, with a setInterval for 1000ms, we will pick up a skew
proportional to the amount of time that it overlaps the bad loop. So 50%
change of picking up skew > 500ms, and thus getting a good sense of any
spikes.
 2015-12-03 16:32:20 +00:00
James Allen
738363a6de Set maxSockets to Infinity for all services 2015-08-31 14:02:03 +01:00
Brian Gough
0215b12a5f log memory usage every minute 2015-08-20 17:03:58 +01:00
Brian Gough
f237f7c3cc remove bug in optional argument handling 2015-08-18 11:23:10 +01:00
Brian Gough
27c382416a fix whitespace 2015-08-17 15:19:13 +01:00
Brian Gough
e3e8d80466 remove non-working metrics from graphite 2015-08-17 15:19:07 +01:00
Brian Gough
d2af7b24a0 remove randomisation to avoid shutdown problems 2015-08-17 15:18:18 +01:00
Brian Gough
577a3759c0 bugfix for memory chunk size 2015-08-14 15:44:24 +01:00
Brian Gough
46ec20ef9c add memory check and periodic gc 2015-08-14 14:38:24 +01:00
Brian Gough
175e3efd5f update package version to 1.2.0 2015-08-06 09:40:58 +01:00
Brian Gough
349b499f85 add compatibility with v2 mongo driver 2015-07-30 08:57:43 +01:00
Brian Gough
ffa523bced added monitoring of event loop time 
should indicate if node is blocking on libuv threads
as described in https://nodejs.org/api/dns.html#dns_dns_lookup
 2015-06-23 10:51:48 +01:00
Henry Oswald
9329249bc9 Revert "reduce memory capture in http logger" 
This reverts commit fc2e043b20204e04f240814d4efc05762db7df96.

Had to revert this because req.route.path is not set until a matching
route has been hit, so it was always null inside res.end meaning
statsd data was never sent over.

This commit did not actually stop the memory leak so reverting it
has not short term repocusion
 2015-05-14 16:14:24 +01:00
Brian Gough
1e0a991fcd reduce memory capture in http logger 
only capture the properties of 'req' that we need, to avoid leaking
the whole req object for responses that never call res.end()
 2015-05-05 10:50:59 +01:00
Brian Gough
fa7e068ebb update minor version, due to addition of new close() method 2015-01-05 16:46:44 +00:00
Brian Gough
30070f23b8 add a close() method to terminate the module cleanly 
closes the statsd connection and cancels registered interval timers
prevents express from hanging when trying to shutdown
 2015-01-05 16:45:32 +00:00
James Allen
60857982b6 Create LICENSE 2014-09-08 09:19:39 +01:00
James Allen
9acca85843 Release version 1.0.0 2014-08-19 13:32:41 +01:00
Henry Oswald
c8fae26995 changed type to query_type as it conflicts with logstash 2014-05-13 15:24:23 +01:00
James Allen
1dea55d8f2 Check that req.route.path is set 2014-05-12 15:28:09 +01:00
James Allen
284d8fb588 Namespace gauge keys correctly 2014-05-09 13:54:33 +01:00
James Allen
00c0036ca5 Add open socket monitoring 2014-05-09 13:30:12 +01:00
James Allen
86f220a2d2 Add collection into graphite key 2014-05-07 11:50:09 +01:00
James Allen
45ec60d8a6 Fix broken key building in timer 2014-05-07 11:43:46 +01:00
James Allen
873297b02e Namespace http request keys 2014-05-07 11:13:21 +01:00
James Allen
befb48a20f Use correct key in Metrics.timing 2014-05-07 11:08:46 +01:00
James Allen
f4895fb04f Add in http monitoring 2014-05-07 10:58:52 +01:00
James Allen
4da7fa43fa Scope name argument properly 2014-05-06 17:33:09 +01:00
James Allen
125790b604 Ignore all queries 2014-05-06 17:19:04 +01:00
James Allen
00c12ccab6 Remove redundant count 2014-05-06 17:06:34 +01:00
James Allen
15f85494b7 Sort out initialization and ignore noisy mongo requests 2014-05-06 17:02:51 +01:00
James Allen
42b500263a Create metrics module 2014-05-06 16:52:03 +01:00