diff options
Diffstat (limited to 'configdefinitions/src/vespa/stor-filestor.def')
| -rw-r--r-- | configdefinitions/src/vespa/stor-filestor.def | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/configdefinitions/src/vespa/stor-filestor.def b/configdefinitions/src/vespa/stor-filestor.def index 99f79a92c07..f1fc667ca9d 100644 --- a/configdefinitions/src/vespa/stor-filestor.def +++ b/configdefinitions/src/vespa/stor-filestor.def @@ -80,6 +80,22 @@ resource_usage_reporter_noise_level double default=0.001 ## - DYNAMIC uses DynamicThrottlePolicy under the hood and will block if the window ## is full (if a blocking throttler API call is invoked). ## +async_operation_throttler.type enum { UNLIMITED, DYNAMIC } default=UNLIMITED restart +## Internal throttler tuning parameters that only apply when type == DYNAMIC: +async_operation_throttler.window_size_increment int default=20 +async_operation_throttler.window_size_decrement_factor double default=1.2 +async_operation_throttler.window_size_backoff double default=0.95 + +## Specify throttling used for async persistence operations. This throttling takes place +## before operations are dispatched to Proton and serves as a limiter for how many +## operations may be in flight in Proton's internal queues. +## +## - UNLIMITED is, as it says on the tin, unlimited. Offers no actual throttling, but +## has near zero overhead and never blocks. +## - DYNAMIC uses DynamicThrottlePolicy under the hood and will block if the window +## is full (if a blocking throttler API call is invoked). +## +## TODO deprecate in favor of the async_operation_throttler struct instead. async_operation_throttler_type enum { UNLIMITED, DYNAMIC } default=UNLIMITED restart ## Specifies the extent the throttling window is increased by when the async throttle @@ -88,4 +104,5 @@ async_operation_throttler_type enum { UNLIMITED, DYNAMIC } default=UNLIMITED res ## value, number of threads). ## ## Only applies if async_operation_throttler_type == DYNAMIC. +## DEPRECATED! use the async_operation_throttler struct instead async_operation_dynamic_throttling_window_increment int default=20 restart |