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Diffstat (limited to 'examples/perfcounter/perf_writer_mem.c')
| -rw-r--r-- | examples/perfcounter/perf_writer_mem.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/examples/perfcounter/perf_writer_mem.c b/examples/perfcounter/perf_writer_mem.c new file mode 100644 index 0000000..580207f --- /dev/null +++ b/examples/perfcounter/perf_writer_mem.c @@ -0,0 +1,124 @@ +/* + * Unix SMB/CIFS implementation. + * Performance Counter Daemon + * + * Copyright (C) Marcin Krzysztof Porwit 2005 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "perf.h" + +void get_meminfo(PERF_DATA_BLOCK *data) +{ + int status; + struct sysinfo info; + status = sysinfo(&info); + + data->memInfo.data->availPhysKb = (info.freeram * info.mem_unit)/1024; + data->memInfo.data->availSwapKb = (info.freeswap * info.mem_unit)/1024; + data->memInfo.data->totalPhysKb = (info.totalram * info.mem_unit)/1024; + data->memInfo.data->totalSwapKb = (info.totalswap * info.mem_unit)/1024; + + /* Also get uptime since we have the structure */ + data->PerfTime = (unsigned long)info.uptime; + + return; +} + +void init_memdata_desc(PERF_DATA_BLOCK *data) +{ + init_perf_counter(&(data->memInfo.memObjDesc), + &(data->memInfo.memObjDesc), + get_counter_id(data), + "Memory", + "The Memory performance object consists of counters that describe the behavior of physical and virtual memory on the computer.", + 0, + PERF_OBJECT); + init_perf_counter(&(data->memInfo.availPhysKb), + &(data->memInfo.memObjDesc), + get_counter_id(data), + "Available Physical Kilobytes", + "Available Physical Kilobytes is the number of free kilobytes in physical memory", + PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_DISPLAY_NO_SUFFIX, + PERF_COUNTER); + init_perf_counter(&(data->memInfo.availSwapKb), + &(data->memInfo.memObjDesc), + get_counter_id(data), + "Available Swap Kilobytes", + "Available Swap Kilobytes is the number of free kilobytes in swap space", + PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_DISPLAY_NO_SUFFIX, + PERF_COUNTER); + init_perf_counter(&(data->memInfo.totalPhysKb), + &(data->memInfo.memObjDesc), + get_counter_id(data), + "Total Physical Kilobytes", + "Total Physical Kilobytes is a base counter", + PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_COUNTER_BASE | PERF_DISPLAY_NOSHOW, + PERF_COUNTER); + init_perf_counter(&(data->memInfo.totalSwapKb), + &(data->memInfo.memObjDesc), + get_counter_id(data), + "Total Swap Kilobytes", + "Total Swap Kilobytes is a base counter", + PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_COUNTER_BASE | PERF_DISPLAY_NOSHOW, + PERF_COUNTER); + + return; +} + +void init_mem_data(PERF_DATA_BLOCK *data) +{ + data->memInfo.data = calloc(1, sizeof(*data->memInfo.data)); + if(!data->memInfo.data) + { + perror("init_memdata: out of memory"); + exit(1); + } + + init_memdata_desc(data); + + get_meminfo(data); + + return; +} + +void output_mem_desc(PERF_DATA_BLOCK *data, RuntimeSettings rt) +{ + output_perf_desc(data->memInfo.memObjDesc, rt); + output_perf_desc(data->memInfo.availPhysKb, rt); + output_perf_desc(data->memInfo.availSwapKb, rt); + output_perf_desc(data->memInfo.totalPhysKb, rt); + output_perf_desc(data->memInfo.totalSwapKb, rt); + + return; +} + +void output_meminfo(PERF_DATA_BLOCK *data, RuntimeSettings rt, int tdb_flags) +{ + output_perf_counter(data->memInfo.availPhysKb, + (unsigned long long)data->memInfo.data->availPhysKb, + rt, tdb_flags); + output_perf_counter(data->memInfo.availSwapKb, + (unsigned long long)data->memInfo.data->availSwapKb, + rt, tdb_flags); + output_perf_counter(data->memInfo.totalPhysKb, + (unsigned long long)data->memInfo.data->totalPhysKb, + rt, tdb_flags); + output_perf_counter(data->memInfo.totalSwapKb, + (unsigned long long)data->memInfo.data->totalSwapKb, + rt, tdb_flags); + + return; +} |