Introduce new command to dump memory statistics of each socket,
summary, also show changes since last call.
Usage:
dump_socket_mem
Signed-off-by: Xueming Li <xuemi...@mellanox.com>
---
app/test-pmd/cmdline.c | 53 +++++++++++++++++++++++++++++
doc/guides/testpmd_app_ug/testpmd_funcs.rst | 6 ++++
2 files changed, 59 insertions(+)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 274e391..f7a230b 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -9568,6 +9568,56 @@ struct cmd_dump_result {
#undef DUMP_SIZE
}
+
+/* Dump the socket memory statistics on console */
+static void
+dump_socket_mem(FILE *f)
+{
+ struct rte_malloc_socket_stats socket_stats;
+ unsigned int i;
+ size_t total = 0;
+ size_t alloc = 0;
+ size_t free = 0;
+ unsigned int n_alloc = 0;
+ unsigned int n_free = 0;
+ static size_t last_allocs;
+ static size_t last_total;
+
+
+ for (i = 0; i < RTE_MAX_NUMA_NODES; i++) {
+ if (rte_malloc_get_socket_stats(i, &socket_stats) ||
+ !socket_stats.heap_totalsz_bytes)
+ continue;
+ total += socket_stats.heap_totalsz_bytes;
+ alloc += socket_stats.heap_allocsz_bytes;
+ free += socket_stats.heap_freesz_bytes;
+ n_alloc += socket_stats.alloc_count;
+ n_free += socket_stats.free_count;
+ fprintf(f,
+ "Socket %u: size(M) total: %.6lf alloc: %.6lf(%.3lf%%)
free: %.6lf \tcount alloc: %-4u free: %u\n",
+ i,
+ (double)socket_stats.heap_totalsz_bytes / (1024 * 1024),
+ (double)socket_stats.heap_allocsz_bytes / (1024 * 1024),
+ (double)socket_stats.heap_allocsz_bytes * 100 /
+ (double)socket_stats.heap_totalsz_bytes,
+ (double)socket_stats.heap_freesz_bytes / (1024 * 1024),
+ socket_stats.alloc_count,
+ socket_stats.free_count);
+ }
+ fprintf(f,
+ "Total : size(M) total: %.6lf alloc: %.6lf(%.3lf%%) free:
%.6lf \tcount alloc: %-4u free: %u\n",
+ (double)total / (1024 * 1024), (double)alloc / (1024 * 1024),
+ (double)alloc * 100 / (double)total,
+ (double)free / (1024 * 1024),
+ n_alloc, n_free);
+ if (last_allocs)
+ fprintf(stdout, "Memory total change: %.6lf(M), allocation
change: %.6lf(M)\n",
+ ((double)total - (double)last_total) / (1024 * 1024),
+ (double)(alloc - (double)last_allocs) / 1024 /1024);
+ last_allocs = alloc;
+ last_total = total;
+}
+
static void cmd_dump_parsed(void *parsed_result,
__attribute__((unused)) struct cmdline *cl,
__attribute__((unused)) void *data)
@@ -9576,6 +9626,8 @@ static void cmd_dump_parsed(void *parsed_result,
if (!strcmp(res->dump, "dump_physmem"))
rte_dump_physmem_layout(stdout);
+ else if (!strcmp(res->dump, "dump_socket_mem"))
+ dump_socket_mem(stdout);
else if (!strcmp(res->dump, "dump_memzone"))
rte_memzone_dump(stdout);
else if (!strcmp(res->dump, "dump_malloc")) {
@@ -9604,6 +9656,7 @@ static void cmd_dump_parsed(void *parsed_result,
TOKEN_STRING_INITIALIZER(struct cmd_dump_result, dump,
"dump_physmem#"
"dump_memzone#"
+ "dump_socket_mem#"
"dump_struct_sizes#"
"dump_ring#"
"dump_mempool#"
diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
index 1a9879f..0942ae5 100644
--- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
+++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
@@ -539,6 +539,12 @@ Dumps the layout of all memory zones::
testpmd> dump_memzone
+dump socket
+~~~~~~~~~~~~
+
+Dumps the memory usage of all sockets::
+
+ testpmd> dump_socket_mem
dump struct size
~~~~~~~~~~~~~~~~
--
1.8.3.1
