Sum of GetMemoryUsage of all vSendMsg entries.
Declared in <net.h>
[[guarded_by(0x7fbc93158ac8), guarded_by(0x7fbc92ea0358), guarded_by(0x7fbc86f8ab88), guarded_by(0x7fbc96fc08e8), guarded_by(0x7fbc8fa75508), guarded_by(0x7fbcaf6875a8), guarded_by(0x7fbc9f561b18), guarded_by(0x7fbca705d4a8), guarded_by(0x7fbc922a2878), guarded_by(0x7fbcaf8495e8), guarded_by(0x7fbc9f189b18)]]
size_t m_send_memusage = {0};