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dpdk: Add debug appctl to get malloc statistics.

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New appctl 'dpdk/get-malloc-stats' implemented to get result of
'rte_malloc_dump_stats()' function.

Could be used for debugging.

Signed-off-by: Eli Britstein <elibr@nvidia.com>
Reviewed-by: Salem Sol <salems@nvidia.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
This commit is contained in:
Eli Britstein
2021-05-19 08:00:53 +00:00
committed by Ilya Maximets
parent c16b9ac74d
commit ad256c3140
3 changed files with 13 additions and 0 deletions
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10
lib/dpdk.c
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@@ -25,6 +25,7 @@
#include <rte_cpuflags.h>
#include <rte_errno.h>
#include <rte_log.h>
#include <rte_malloc.h>
#include <rte_memzone.h>
#include <rte_version.h>
@@ -356,6 +357,12 @@ dpdk_unixctl_log_set(struct unixctl_conn *conn, int argc, const char *argv[],
unixctl_command_reply(conn, NULL);
}
static void
malloc_dump_stats_wrapper(FILE *stream)
{
rte_malloc_dump_stats(stream, NULL);
}
static bool
dpdk_init__(const struct smap *ovs_other_config)
{
@@ -525,6 +532,9 @@ dpdk_init__(const struct smap *ovs_other_config)
dpdk_unixctl_mem_stream, rte_log_dump);
unixctl_command_register("dpdk/log-set", "{level | pattern:level}", 0,
INT_MAX, dpdk_unixctl_log_set, NULL);
unixctl_command_register("dpdk/get-malloc-stats", "", 0, 0,
dpdk_unixctl_mem_stream,
malloc_dump_stats_wrapper);
/* We are called from the main thread here */
RTE_PER_LCORE(_lcore_id) = NON_PMD_CORE_ID;