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Provide stats about shared memory and account Slab as cached.

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This matches exactly `free`.
This commit is contained in:
Benoît Dejean
2015-07-14 11:11:38 +02:00
parent 6fe3b94f13
commit c33623c097
1 changed files with 3 additions and 2 deletions
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5
sysdeps/linux/mem.c
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@@ -52,12 +52,13 @@ glibtop_get_mem_s (glibtop *server, glibtop_mem *buf)
file_to_buffer(server, buffer, sizeof buffer, FILENAME); file_to_buffer(server, buffer, sizeof buffer, FILENAME);
/* try to match procps's `free` */
buf->total = get_scaled(buffer, "MemTotal:"); buf->total = get_scaled(buffer, "MemTotal:");
buf->free = get_scaled(buffer, "MemFree:"); buf->free = get_scaled(buffer, "MemFree:");
buf->used = buf->total - buf->free; buf->used = buf->total - buf->free;
buf->shared = 0; buf->shared = get_scaled(buffer, "Shmem:");
buf->buffer = get_scaled(buffer, "Buffers:"); buf->buffer = get_scaled(buffer, "Buffers:");
buf->cached = get_scaled(buffer, "Cached:"); buf->cached = get_scaled(buffer, "Cached:") + get_scaled(buffer, "Slab:");
if (server->os_version_code >= LINUX_VERSION_CODE(3, 14, 0)) { if (server->os_version_code >= LINUX_VERSION_CODE(3, 14, 0)) {
buf->user = buf->total - get_scaled(buffer, "MemAvailable:"); buf->user = buf->total - get_scaled(buffer, "MemAvailable:");