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Diffstat (limited to 'docs/troubleshooting/mem.rst')
| -rw-r--r-- | docs/troubleshooting/mem.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/troubleshooting/mem.rst b/docs/troubleshooting/mem.rst index 5475051c085..207b2777c50 100644 --- a/docs/troubleshooting/mem.rst +++ b/docs/troubleshooting/mem.rst @@ -19,11 +19,13 @@ where memory leaks happen. To enable memory traces on main-heap: .. code-block:: console + $ vppctl memory-trace on main-heap To dump memory traces for analysis: .. code-block:: console + $ vppctl show memory-trace on main-heap Thread 0 vpp_main base 0x7fffb6422000, size 1g, locked, unmap-on-destroy, name 'main heap' @@ -79,6 +81,7 @@ main-heap. To use it, you need to use the `LD_PRELOAD` mechanism, eg. .. code-block:: console + ~# LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libvppmem_preload.so /usr/bin/vpp -c /etc/vpp/startup.conf You can then use tools such as memory traces as usual. |