diff options
Diffstat (limited to 'cmnd/yc_getrusage.cpp')
| -rw-r--r-- | cmnd/yc_getrusage.cpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/cmnd/yc_getrusage.cpp b/cmnd/yc_getrusage.cpp new file mode 100644 index 0000000..4e10e7c --- /dev/null +++ b/cmnd/yc_getrusage.cpp @@ -0,0 +1,51 @@ +#include <stdio.h> +#include <sys/types.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <iostream> +#include "../user.h" + +#define RUSAGE_SELF 0 +#define RUSAGE_CHILDREN -1 + +/* + gcc -shared -o yc_name.so yc_name.cpp +*/ + +using namespace std; + +typedef vector<string> str_vector; + +extern "C" { + export int extern_function(void *v_arg); + + int extern_function(void *v_arg) + { + user *p_user = (user*) v_arg; + rusage* p_rusage = new rusage; + getrusage( RUSAGE_SELF, p_rusage ); + char c_msg[1024]; + + /* see man getrusage */ + + sprintf(c_msg, "getrusage:<br>\nmaxrss: %D (max resident set size)<br>\nixrss: %D (integral shared text memory size)<br>\nidrss: %D (integral unshared data size)<br>\nisrss %D (integral unshared stack size)<br>\nminflt: %D (page reclaims)<br>\nmajflt: %D (page faults)<br>\nnswap: %D (swaps)<br>\ninblock: %D (block input operations)<br>\noublock: %D (block output operations)<br>\nmsgsnd: %D (messages sent)<br>\nmsgrcv: %D (messages received)<br>\nnsignals: %D (signals received)<br>\nnvcsw: %D (voluntary context switches)<br>\nnivcsw: %D (involuntary context switches)<br>\n", + p_rusage->ru_maxrss, + p_rusage->ru_ixrss, + p_rusage->ru_idrss, + p_rusage->ru_isrss, + p_rusage->ru_minflt, + p_rusage->ru_majflt, + p_rusage->ru_nswap, + p_rusage->ru_inblock, + p_rusage->ru_oublock, + p_rusage->ru_msgsnd, + p_rusage->ru_msgrcv, + p_rusage->ru_nsignals, + p_rusage->ru_nvcsw, + p_rusage->ru_nivcsw + ); + + p_user->msg_post( new string( c_msg ) ); + } +} + |