mirror of
https://github.com/valitydev/riak_test.git
synced 2024-11-06 16:45:29 +00:00
346 lines
15 KiB
Erlang
346 lines
15 KiB
Erlang
%% -*- mode: erlang;erlang-indent-level: 4;indent-tabs-mode: nil -*-
|
|
%% ex: ft=erlang ts=4 sw=4 et
|
|
[
|
|
%% Riak Client APIs config
|
|
{riak_api, [
|
|
%% pb_backlog is the maximum length to which the queue of pending
|
|
%% connections may grow. If set, it must be an integer >= 0.
|
|
%% By default the value is 5. If you anticipate a huge number of
|
|
%% connections being initialised *simultaneously*, set this number
|
|
%% higher.
|
|
%% {pb_backlog, 64},
|
|
|
|
%% pb is a list of IP addresses and TCP ports that the Riak
|
|
%% Protocol Buffers interface will bind.
|
|
{pb, [ {"127.0.0.1", 10017 } ]}
|
|
]},
|
|
|
|
%% Riak Core config
|
|
{riak_core, [
|
|
%% Default location of ringstate
|
|
{ring_state_dir, "./data/ring"},
|
|
|
|
%% Default ring creation size. Make sure it is a power of 2,
|
|
%% e.g. 16, 32, 64, 128, 256, 512 etc
|
|
%{ring_creation_size, 64},
|
|
|
|
%% http is a list of IP addresses and TCP ports that the Riak
|
|
%% HTTP interface will bind.
|
|
{http, [ {"127.0.0.1", 10018 } ]},
|
|
|
|
%% https is a list of IP addresses and TCP ports that the Riak
|
|
%% HTTPS interface will bind.
|
|
%{https, [{ "127.0.0.1", 10018 }]},
|
|
|
|
%% Default cert and key locations for https can be overridden
|
|
%% with the ssl config variable, for example:
|
|
%{ssl, [
|
|
% {certfile, "./etc/cert.pem"},
|
|
% {keyfile, "./etc/key.pem"}
|
|
% ]},
|
|
|
|
%% riak_handoff_port is the TCP port that Riak uses for
|
|
%% intra-cluster data handoff.
|
|
{handoff_port, 10019 },
|
|
|
|
%% To encrypt riak_core intra-cluster data handoff traffic,
|
|
%% uncomment the following line and edit its path to an
|
|
%% appropriate certfile and keyfile. (This example uses a
|
|
%% single file with both items concatenated together.)
|
|
%{handoff_ssl_options, [{certfile, "/tmp/erlserver.pem"}]},
|
|
|
|
%% DTrace support
|
|
%% Do not enable 'dtrace_support' unless your Erlang/OTP
|
|
%% runtime is compiled to support DTrace. DTrace is
|
|
%% available in R15B01 (supported by the Erlang/OTP
|
|
%% official source package) and in R14B04 via a custom
|
|
%% source repository & branch.
|
|
{dtrace_support, false},
|
|
|
|
%% Health Checks
|
|
%% If disabled, health checks registered by an application will
|
|
%% be ignored. NOTE: this option cannot be changed at runtime.
|
|
%% To re-enable, the setting must be changed and the node restarted.
|
|
%% NOTE: As of Riak 1.3.2, health checks are deprecated as they
|
|
%% may interfere with the new overload protection mechanisms.
|
|
%% If there is a good reason to re-enable them, you must uncomment
|
|
%% this line and also add an entry in the riak_kv section:
|
|
%% {riak_kv, [ ..., {enable_health_checks, true}, ...]}
|
|
%% {enable_health_checks, true},
|
|
|
|
%% Platform-specific installation paths (substituted by rebar)
|
|
{platform_bin_dir, "./bin"},
|
|
{platform_data_dir, "./data"},
|
|
{platform_etc_dir, "./etc"},
|
|
{platform_lib_dir, "./lib"},
|
|
{platform_log_dir, "./log"}
|
|
]},
|
|
|
|
%% Riak KV config
|
|
{riak_kv, [
|
|
%% Storage_backend specifies the Erlang module defining the storage
|
|
%% mechanism that will be used on this node.
|
|
{storage_backend, riak_kv_bitcask_backend},
|
|
|
|
%% raw_name is the first part of all URLS used by the Riak raw HTTP
|
|
%% interface. See riak_web.erl and raw_http_resource.erl for
|
|
%% details.
|
|
%{raw_name, "riak"},
|
|
|
|
%% Enable active anti-entropy subsystem + optional debug messages:
|
|
%% {anti_entropy, {on|off, []}},
|
|
%% {anti_entropy, {on|off, [debug]}},
|
|
{anti_entropy, {on, []}},
|
|
|
|
%% Restrict how fast AAE can build hash trees. Building the tree
|
|
%% for a given partition requires a full scan over that partition's
|
|
%% data. Once built, trees stay built until they are expired.
|
|
%% Config is of the form:
|
|
%% {num-builds, per-timespan-in-milliseconds}
|
|
%% Default is 1 build per hour.
|
|
{anti_entropy_build_limit, {1, 3600000}},
|
|
|
|
%% Determine how often hash trees are expired after being built.
|
|
%% Periodically expiring a hash tree ensures the on-disk hash tree
|
|
%% data stays consistent with the actual k/v backend data. It also
|
|
%% helps Riak identify silent disk failures and bit rot. However,
|
|
%% expiration is not needed for normal AAE operation and should be
|
|
%% infrequent for performance reasons. The time is specified in
|
|
%% milliseconds. The default is 1 week.
|
|
{anti_entropy_expire, 604800000},
|
|
|
|
%% Limit how many AAE exchanges/builds can happen concurrently.
|
|
{anti_entropy_concurrency, 2},
|
|
|
|
%% The tick determines how often the AAE manager looks for work
|
|
%% to do (building/expiring trees, triggering exchanges, etc).
|
|
%% The default is every 15 seconds. Lowering this value will
|
|
%% speedup the rate that all replicas are synced across the cluster.
|
|
%% Increasing the value is not recommended.
|
|
{anti_entropy_tick, 15000},
|
|
|
|
%% The directory where AAE hash trees are stored.
|
|
{anti_entropy_data_dir, "./data/anti_entropy"},
|
|
|
|
%% The LevelDB options used by AAE to generate the LevelDB-backed
|
|
%% on-disk hashtrees.
|
|
{anti_entropy_leveldb_opts, [{write_buffer_size, 4194304},
|
|
{max_open_files, 20}]},
|
|
|
|
%% mapred_name is URL used to submit map/reduce requests to Riak.
|
|
{mapred_name, "mapred"},
|
|
|
|
%% mapred_2i_pipe indicates whether secondary-index
|
|
%% MapReduce inputs are queued in parallel via their own
|
|
%% pipe ('true'), or serially via a helper process
|
|
%% ('false' or undefined). Set to 'false' or leave
|
|
%% undefined during a rolling upgrade from 1.0.
|
|
{mapred_2i_pipe, true},
|
|
|
|
%% Each of the following entries control how many Javascript
|
|
%% virtual machines are available for executing map, reduce,
|
|
%% pre- and post-commit hook functions.
|
|
{map_js_vm_count, 8 },
|
|
{reduce_js_vm_count, 6 },
|
|
{hook_js_vm_count, 2 },
|
|
|
|
%% js_max_vm_mem is the maximum amount of memory, in megabytes,
|
|
%% allocated to the Javascript VMs. If unset, the default is
|
|
%% 8MB.
|
|
{js_max_vm_mem, 8},
|
|
|
|
%% js_thread_stack is the maximum amount of thread stack, in megabyes,
|
|
%% allocate to the Javascript VMs. If unset, the default is 16MB.
|
|
%% NOTE: This is not the same as the C thread stack.
|
|
{js_thread_stack, 16},
|
|
|
|
%% js_source_dir should point to a directory containing Javascript
|
|
%% source files which will be loaded by Riak when it initializes
|
|
%% Javascript VMs.
|
|
%{js_source_dir, "/tmp/js_source"},
|
|
|
|
%% http_url_encoding determines how Riak treats URL encoded
|
|
%% buckets, keys, and links over the REST API. When set to 'on'
|
|
%% Riak always decodes encoded values sent as URLs and Headers.
|
|
%% Otherwise, Riak defaults to compatibility mode where links
|
|
%% are decoded, but buckets and keys are not. The compatibility
|
|
%% mode will be removed in a future release.
|
|
{http_url_encoding, on},
|
|
|
|
%% Switch to vnode-based vclocks rather than client ids. This
|
|
%% significantly reduces the number of vclock entries.
|
|
%% Only set true if *all* nodes in the cluster are upgraded to 1.0
|
|
{vnode_vclocks, true},
|
|
|
|
%% This option toggles compatibility of keylisting with 1.0
|
|
%% and earlier versions. Once a rolling upgrade to a version
|
|
%% > 1.0 is completed for a cluster, this should be set to
|
|
%% true for better control of memory usage during key listing
|
|
%% operations
|
|
{listkeys_backpressure, true},
|
|
|
|
%% This option specifies how many of each type of fsm may exist
|
|
%% concurrently. This is for overload protection and is a new
|
|
%% mechanism that obsoletes 1.3's health checks. Note that this number
|
|
%% represents two potential processes, so +P in vm.args should be at
|
|
%% least 3X the fsm_limit.
|
|
{fsm_limit, 50000},
|
|
|
|
%% Uncomment to make non-paginated results be sorted the
|
|
%% same way paginated results are: by term, then key.
|
|
%% In Riak 1.4.* before 1.4.4, all results were sorted this way
|
|
%% by default, which can adversely affect performance in some cases.
|
|
%% Setting this to true emulates that behavior.
|
|
%% {secondary_index_sort_default, true},
|
|
|
|
%% object_format controls which binary representation of a riak_object
|
|
%% is stored on disk.
|
|
%% Current options are: v0, v1.
|
|
%% v0: Original erlang:term_to_binary format. Higher space overhead.
|
|
%% v1: New format for more compact storage of small values.
|
|
{object_format, v1}
|
|
]},
|
|
|
|
%% Riak Search Config
|
|
{riak_search, [
|
|
%% To enable Search functionality set this 'true'.
|
|
{enabled, false}
|
|
]},
|
|
|
|
%% Merge Index Config
|
|
{merge_index, [
|
|
%% The root dir to store search merge_index data
|
|
{data_root, "./data/merge_index"},
|
|
|
|
%% Size, in bytes, of the in-memory buffer. When this
|
|
%% threshold has been reached the data is transformed
|
|
%% into a segment file which resides on disk.
|
|
{buffer_rollover_size, 1048576},
|
|
|
|
%% Overtime the segment files need to be compacted.
|
|
%% This is the maximum number of segments that will be
|
|
%% compacted at once. A lower value will lead to
|
|
%% quicker but more frequent compactions.
|
|
{max_compact_segments, 20}
|
|
]},
|
|
|
|
%% Bitcask Config
|
|
{bitcask, [
|
|
%% Configure how Bitcask writes data to disk.
|
|
%% erlang: Erlang's built-in file API
|
|
%% nif: Direct calls to the POSIX C API
|
|
%%
|
|
%% The NIF mode provides higher throughput for certain
|
|
%% workloads, but has the potential to negatively impact
|
|
%% the Erlang VM, leading to higher worst-case latencies
|
|
%% and possible throughput collapse.
|
|
{io_mode, erlang},
|
|
|
|
{data_root, "./data/bitcask"}
|
|
]},
|
|
|
|
%% eLevelDB Config
|
|
{eleveldb, [
|
|
{data_root, "./data/leveldb"}
|
|
]},
|
|
|
|
%% Lager Config
|
|
{lager, [
|
|
%% What handlers to install with what arguments
|
|
%% The defaults for the logfiles are to rotate the files when
|
|
%% they reach 10Mb or at midnight, whichever comes first, and keep
|
|
%% the last 5 rotations. See the lager README for a description of
|
|
%% the time rotation format:
|
|
%% https://github.com/basho/lager/blob/master/README.org
|
|
%%
|
|
%% If you wish to disable rotation, you can either set the size to 0
|
|
%% and the rotation time to "", or instead specify a 2-tuple that only
|
|
%% consists of {Logfile, Level}.
|
|
%%
|
|
%% If you wish to have riak log messages to syslog, you can use a handler
|
|
%% like this:
|
|
%% {lager_syslog_backend, ["riak", daemon, info]},
|
|
%%
|
|
{handlers, [
|
|
{lager_console_backend, info},
|
|
{lager_file_backend, [
|
|
{"./log/error.log", error, 10485760, "$D0", 5},
|
|
{"./log/console.log", info, 10485760, "$D0", 5}
|
|
]}
|
|
] },
|
|
|
|
%% Whether to write a crash log, and where.
|
|
%% Commented/omitted/undefined means no crash logger.
|
|
{crash_log, "./log/crash.log"},
|
|
|
|
%% Maximum size in bytes of events in the crash log - defaults to 65536
|
|
{crash_log_msg_size, 65536},
|
|
|
|
%% Maximum size of the crash log in bytes, before its rotated, set
|
|
%% to 0 to disable rotation - default is 0
|
|
{crash_log_size, 10485760},
|
|
|
|
%% What time to rotate the crash log - default is no time
|
|
%% rotation. See the lager README for a description of this format:
|
|
%% https://github.com/basho/lager/blob/master/README.org
|
|
{crash_log_date, "$D0"},
|
|
|
|
%% Number of rotated crash logs to keep, 0 means keep only the
|
|
%% current one - default is 0
|
|
{crash_log_count, 5},
|
|
|
|
%% Whether to redirect error_logger messages into lager - defaults to true
|
|
{error_logger_redirect, true},
|
|
|
|
%% maximum number of error_logger messages to handle in a second
|
|
%% lager 2.0.0 shipped with a limit of 50, which is a little low for riak's startup
|
|
{error_logger_hwm, 100}
|
|
]},
|
|
|
|
%% riak_sysmon config
|
|
{riak_sysmon, [
|
|
%% To disable forwarding events of a particular type, use a
|
|
%% limit of 0.
|
|
{process_limit, 30},
|
|
{port_limit, 2},
|
|
|
|
%% Finding reasonable limits for a given workload is a matter
|
|
%% of experimentation.
|
|
%% NOTE: Enabling the 'gc_ms_limit' monitor (by setting non-zero)
|
|
%% can cause performance problems on multi-CPU systems.
|
|
{gc_ms_limit, 0},
|
|
{heap_word_limit, 40111000},
|
|
|
|
%% Configure the following items to 'false' to disable logging
|
|
%% of that event type.
|
|
{busy_port, true},
|
|
{busy_dist_port, true}
|
|
]},
|
|
|
|
%% SASL config
|
|
{sasl, [
|
|
{sasl_error_logger, false}
|
|
]},
|
|
|
|
%% riak_control config
|
|
{riak_control, [
|
|
%% Set to false to disable the admin panel.
|
|
{enabled, false},
|
|
|
|
%% Authentication style used for access to the admin
|
|
%% panel. Valid styles are 'userlist' <TODO>.
|
|
{auth, userlist},
|
|
|
|
%% If auth is set to 'userlist' then this is the
|
|
%% list of usernames and passwords for access to the
|
|
%% admin panel.
|
|
{userlist, [{"user", "pass"}
|
|
]},
|
|
|
|
%% The admin panel is broken up into multiple
|
|
%% components, each of which is enabled or disabled
|
|
%% by one of these settings.
|
|
{admin, true}
|
|
]}
|
|
].
|