#include "dpdk_priv.h"
-frame_queue_trace_t *frame_queue_traces;
-
static clib_error_t *
pcap_trace_command_fn (vlib_main_t * vm,
unformat_input_t * input,
{
clib_error_t * error = NULL;
frame_queue_trace_t *fqt;
+ frame_queue_nelt_counter_t *fqh;
u32 num_fq;
u32 fqix;
u32 enable = 0;
}
// Allocate storage for trace if necessary
- vec_validate_aligned(frame_queue_traces, num_fq-1, CLIB_CACHE_LINE_BYTES);
+ vec_validate_aligned(dpdk_main.frame_queue_traces, num_fq-1, CLIB_CACHE_LINE_BYTES);
+ vec_validate_aligned(dpdk_main.frame_queue_histogram, num_fq-1, CLIB_CACHE_LINE_BYTES);
for (fqix=0; fqix<num_fq; fqix++) {
- fqt = &frame_queue_traces[fqix];
+ fqt = &dpdk_main.frame_queue_traces[fqix];
+ fqh = &dpdk_main.frame_queue_histogram[fqix];
memset(fqt->n_vectors, 0xff, sizeof(fqt->n_vectors));
fqt->written = 0;
+ memset(fqh, 0, sizeof(*fqh));
vlib_frame_queues[fqix]->trace = enable;
}
return error;
};
+/*
+ * Adding two counters and compute percent of total
+ * Round up, e.g. 0.000001 => 1%
+ */
+static u32
+compute_percent (u64 *two_counters, u64 total)
+{
+ if (total == 0)
+ {
+ return 0;
+ }
+ else
+ {
+ return (((two_counters[0] + two_counters[1]) * 100) + (total-1)) / total;
+ }
+}
+
/*
* Display frame queue trace data gathered by threads.
*/
static clib_error_t *
-show_frame_queue (vlib_main_t *vm, unformat_input_t *input,
- vlib_cli_command_t *cmd)
+show_frame_queue_internal (vlib_main_t *vm,
+ u32 histogram)
{
clib_error_t * error = NULL;
frame_queue_trace_t *fqt;
+ frame_queue_nelt_counter_t *fqh;
u32 num_fq;
u32 fqix;
- num_fq = vec_len(frame_queue_traces);
+ num_fq = vec_len(dpdk_main.frame_queue_traces);
if (num_fq == 0)
{
vlib_cli_output(vm, "No trace data for frame queues\n");
return error;
}
+ if (histogram)
+ {
+ vlib_cli_output(vm, "0-1 2-3 4-5 6-7 8-9 10-11 12-13 14-15 "
+ "16-17 18-19 20-21 22-23 24-25 26-27 28-29 30-31\n");
+ }
+
for (fqix=0; fqix<num_fq; fqix++) {
- fqt = &frame_queue_traces[fqix];
+ fqt = &(dpdk_main.frame_queue_traces[fqix]);
vlib_cli_output(vm, "Thread %d %v\n", fqix, vlib_worker_threads[fqix].name);
continue;
}
- vlib_cli_output(vm, " vector-threshold %d ring size %d in use %d\n",
- fqt->threshold, fqt->nelts, fqt->n_in_use);
- vlib_cli_output(vm, " head %12d head_hint %12d tail %12d\n",
- fqt->head, fqt->head_hint, fqt->tail);
- vlib_cli_output(vm, " %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d\n",
- fqt->n_vectors[0], fqt->n_vectors[1], fqt->n_vectors[2], fqt->n_vectors[3],
- fqt->n_vectors[4], fqt->n_vectors[5], fqt->n_vectors[6], fqt->n_vectors[7],
- fqt->n_vectors[8], fqt->n_vectors[9], fqt->n_vectors[10], fqt->n_vectors[11],
- fqt->n_vectors[12], fqt->n_vectors[13], fqt->n_vectors[14], fqt->n_vectors[15]);
-
- if (fqt->nelts > 16)
+ if (histogram)
{
+ fqh = &(dpdk_main.frame_queue_histogram[fqix]);
+ u32 nelt;
+ u64 total = 0;
+
+ for (nelt=0; nelt<MAX_NELTS; nelt++) {
+ total += fqh->count[nelt];
+ }
+
+ /*
+ * Print in pairs to condense the output.
+ * Allow entries with 0 counts to be clearly identified, by rounding up.
+ * Any non-zero value will be displayed as at least one percent. This
+ * also means the sum of percentages can be > 100, but that is fine. The
+ * histogram is counted from the last time "trace frame on" was issued.
+ */
+ vlib_cli_output(vm,
+ "%3d%% %3d%% %3d%% %3d%% %3d%% %3d%% %3d%% %3d%% "
+ "%3d%% %3d%% %3d%% %3d%% %3d%% %3d%% %3d%% %3d%%\n",
+ compute_percent(&fqh->count[ 0], total),
+ compute_percent(&fqh->count[ 2], total),
+ compute_percent(&fqh->count[ 4], total),
+ compute_percent(&fqh->count[ 6], total),
+ compute_percent(&fqh->count[ 8], total),
+ compute_percent(&fqh->count[10], total),
+ compute_percent(&fqh->count[12], total),
+ compute_percent(&fqh->count[14], total),
+ compute_percent(&fqh->count[16], total),
+ compute_percent(&fqh->count[18], total),
+ compute_percent(&fqh->count[20], total),
+ compute_percent(&fqh->count[22], total),
+ compute_percent(&fqh->count[24], total),
+ compute_percent(&fqh->count[26], total),
+ compute_percent(&fqh->count[28], total),
+ compute_percent(&fqh->count[30], total));
+ }
+ else
+ {
+ vlib_cli_output(vm, " vector-threshold %d ring size %d in use %d\n",
+ fqt->threshold, fqt->nelts, fqt->n_in_use);
+ vlib_cli_output(vm, " head %12d head_hint %12d tail %12d\n",
+ fqt->head, fqt->head_hint, fqt->tail);
vlib_cli_output(vm, " %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d\n",
- fqt->n_vectors[16], fqt->n_vectors[17], fqt->n_vectors[18], fqt->n_vectors[19],
- fqt->n_vectors[20], fqt->n_vectors[21], fqt->n_vectors[22], fqt->n_vectors[23],
- fqt->n_vectors[24], fqt->n_vectors[25], fqt->n_vectors[26], fqt->n_vectors[27],
- fqt->n_vectors[28], fqt->n_vectors[29], fqt->n_vectors[30], fqt->n_vectors[31]);
+ fqt->n_vectors[0], fqt->n_vectors[1], fqt->n_vectors[2], fqt->n_vectors[3],
+ fqt->n_vectors[4], fqt->n_vectors[5], fqt->n_vectors[6], fqt->n_vectors[7],
+ fqt->n_vectors[8], fqt->n_vectors[9], fqt->n_vectors[10], fqt->n_vectors[11],
+ fqt->n_vectors[12], fqt->n_vectors[13], fqt->n_vectors[14], fqt->n_vectors[15]);
+
+ if (fqt->nelts > 16)
+ {
+ vlib_cli_output(vm, " %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d\n",
+ fqt->n_vectors[16], fqt->n_vectors[17], fqt->n_vectors[18], fqt->n_vectors[19],
+ fqt->n_vectors[20], fqt->n_vectors[21], fqt->n_vectors[22], fqt->n_vectors[23],
+ fqt->n_vectors[24], fqt->n_vectors[25], fqt->n_vectors[26], fqt->n_vectors[27],
+ fqt->n_vectors[28], fqt->n_vectors[29], fqt->n_vectors[30], fqt->n_vectors[31]);
+ }
}
- }
+
+ }
return error;
}
-VLIB_CLI_COMMAND (cmd_show_frame_queue,static) = {
+static clib_error_t *
+show_frame_queue_trace (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ return show_frame_queue_internal (vm, 0);
+}
+
+static clib_error_t *
+show_frame_queue_histogram (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ return show_frame_queue_internal (vm, 1);
+}
+
+VLIB_CLI_COMMAND (cmd_show_frame_queue_trace,static) = {
.path = "show frame-queue",
.short_help = "show frame-queue trace",
- .function = show_frame_queue,
+ .function = show_frame_queue_trace,
+};
+
+VLIB_CLI_COMMAND (cmd_show_frame_queue_histogram,static) = {
+ .path = "show frame-queue histogram",
+ .short_help = "show frame-queue histogram",
+ .function = show_frame_queue_histogram,
};
dpdk_main_t * dm = &dpdk_main;
vlib_thread_main_t * tm = vlib_get_thread_main();
clib_error_t * error = NULL;
+ vlib_node_runtime_t * rt = vlib_node_get_runtime (vm, dpdk_input_node.index);
if (unformat(input, "enable")) {
if (unformat(input, "dpdk")) {
format_unformat_error, input);
}
+ if (dm->efd.enabled)
+ rt->function = dpdk_input_efd_multiarch_select();
+ else if (dm->use_rss)
+ rt->function = dpdk_input_rss_multiarch_select();
+ else
+ rt->function = dpdk_input_multiarch_select();
+
return error;
}
Code Review / vpp.git / blobdiff