From d8f48e2166747b529aa23762ac314dd686590c89 Mon Sep 17 00:00:00 2001 From: Ryujiro Shibuya Date: Wed, 22 Jan 2020 12:11:42 +0000 Subject: session: basic fifo-tuning-logic - Allowing application to register custom fifo-tuning-logic. - Adding an example custom fifo-tuning-logic in hs_app/proxy. Type: feature Signed-off-by: Ryujiro Shibuya Signed-off-by: Florin Coras Change-Id: I2aca14d1f23d5c3c9debb7f4c46aca3a15a8d1b9 --- src/vnet/session/segment_manager.c | 37 ++++++++++++++++++++++++++++--------- 1 file changed, 28 insertions(+), 9 deletions(-) (limited to 'src/vnet/session/segment_manager.c') diff --git a/src/vnet/session/segment_manager.c b/src/vnet/session/segment_manager.c index 25fbd6f2c04..eb3f63c9a6c 100644 --- a/src/vnet/session/segment_manager.c +++ b/src/vnet/session/segment_manager.c @@ -26,11 +26,12 @@ typedef struct segment_manager_main_ /* * Configuration */ - u32 default_fifo_size; /**< default rx/tx fifo size */ - u32 default_segment_size; /**< default fifo segment size */ - u32 default_app_mq_size; /**< default app msg q size */ - u8 default_high_watermark; /**< default high watermark % */ - u8 default_low_watermark; /**< default low watermark % */ + u32 default_fifo_size; /**< default rx/tx fifo size */ + u32 default_segment_size; /**< default fifo segment size */ + u32 default_app_mq_size; /**< default app msg q size */ + u32 default_max_fifo_size; /**< default max fifo size */ + u8 default_high_watermark; /**< default high watermark % */ + u8 default_low_watermark; /**< default low watermark % */ } segment_manager_main_t; static segment_manager_main_t sm_main; @@ -56,6 +57,7 @@ segment_manager_props_init (segment_manager_props_t * props) props->rx_fifo_size = sm_main.default_fifo_size; props->tx_fifo_size = sm_main.default_fifo_size; props->evt_q_size = sm_main.default_app_mq_size; + props->max_fifo_size = sm_main.default_max_fifo_size; props->high_watermark = sm_main.default_high_watermark; props->low_watermark = sm_main.default_low_watermark; props->n_slices = vlib_num_workers () + 1; @@ -335,6 +337,10 @@ segment_manager_init (segment_manager_t * sm) sm_main.default_segment_size); prealloc_fifo_pairs = props->prealloc_fifos; + sm->max_fifo_size = props->max_fifo_size ? + props->max_fifo_size : sm_main.default_max_fifo_size; + sm->max_fifo_size = clib_max (sm->max_fifo_size, 4096); + segment_manager_set_watermarks (sm, props->high_watermark, props->low_watermark); @@ -832,6 +838,7 @@ segment_manager_main_init (segment_manager_main_init_args_t * a) sm->default_fifo_size = 1 << 12; sm->default_segment_size = 1 << 20; sm->default_app_mq_size = 128; + sm->default_max_fifo_size = 4 << 20; sm->default_high_watermark = 80; sm->default_low_watermark = 50; } @@ -844,6 +851,9 @@ segment_manager_show_fn (vlib_main_t * vm, unformat_input_t * input, u8 show_segments = 0, verbose = 0; segment_manager_t *sm; fifo_segment_t *seg; + app_worker_t *app_wrk; + application_t *app; + u8 custom_logic; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { @@ -859,13 +869,22 @@ segment_manager_show_fn (vlib_main_t * vm, unformat_input_t * input, pool_elts (smm->segment_managers)); if (verbose && pool_elts (smm->segment_managers)) { - vlib_cli_output (vm, "%-10s%=15s%=12s", "Index", "App Index", - "Segments"); + vlib_cli_output (vm, "%-6s%=10s%=10s%=13s%=11s%=11s%=12s", + "Index", "AppIndex", "Segments", "MaxFifoSize", + "HighWater", "LowWater", "FifoTuning"); /* *INDENT-OFF* */ pool_foreach (sm, smm->segment_managers, ({ - vlib_cli_output (vm, "%-10d%=15d%=12d", segment_manager_index (sm), - sm->app_wrk_index, pool_elts (sm->segments)); + app_wrk = app_worker_get_if_valid (sm->app_wrk_index); + app = app_wrk ? application_get (app_wrk->app_index) : 0; + custom_logic = (app && (app->cb_fns.fifo_tuning_callback)) ? 1 : 0; + + vlib_cli_output (vm, "%-6d%=10d%=10d%=13U%=11d%=11d%=12s", + segment_manager_index (sm), + sm->app_wrk_index, pool_elts (sm->segments), + format_memory_size, sm->max_fifo_size, + sm->high_watermark, sm->low_watermark, + custom_logic ? "custom" : "none"); })); /* *INDENT-ON* */ -- cgit 1.2.3-korg