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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
commit | e16866e072f94410321d70daedbcb855ea878cac (patch) | |
tree | ee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /kdecore/tests/kmemtest.cpp | |
parent | a58c20c1a7593631a1b50213c805507ebc16adaf (diff) | |
download | tdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip |
Actually move the kde files that were renamed in the last commit
Diffstat (limited to 'kdecore/tests/kmemtest.cpp')
-rw-r--r-- | kdecore/tests/kmemtest.cpp | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/kdecore/tests/kmemtest.cpp b/kdecore/tests/kmemtest.cpp deleted file mode 100644 index 83c452e50..000000000 --- a/kdecore/tests/kmemtest.cpp +++ /dev/null @@ -1,248 +0,0 @@ -#include <stdio.h> -#include <kapplication.h> -#include <stdlib.h> -#include <errno.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> -#include <sys/mman.h> - -void showMem() -{ - char buf[257]; - - printf("Reported Memory Usage Of This Process:\n"); - - FILE *fs = fopen("/proc/self/status", "r"); - bool done = false; - while (!done) - { - fgets(buf, 256, fs); - buf[256] = 0; - if ((strncmp(buf, "VmLib", 5)==0) || - (strncmp(buf, "VmData", 6)==0) || - (strncmp(buf, "VmSize", 6)==0) || - (strncmp(buf, "VmExe", 5)==0) || - (strncmp(buf, "VmRSS", 5)==0) || - (strncmp(buf, "VmLck", 5)==0)) - printf("%s", buf); - done = (strncmp(buf, "VmLib", 5) == 0); - } - fclose(fs); -} - -long showTotalMem() -{ - long realMem = 0; - char buf[257]; - - FILE *fs = fopen("/proc/meminfo", "r"); - bool done = false; - while (!done) - { - fgets(buf, 256, fs); - buf[256] = 0; - if (strlen(buf)==0) done = true; - if (strncmp(buf, "Mem:", 4)==0) - { - long total = 0; - long used = 0; - long free = 0; - long shared = 0; - long buffers = 0; - long cached = 0; - sscanf(buf, "Mem: %ld %ld %ld %ld %ld %ld", - &total, &used, &free, &shared, &buffers, &cached); - realMem = used-buffers-cached; - printf("Actual Total Memory Usage: %0.1fKb\n", realMem/1024.0); - done = true; - } - } - fclose(fs); - return realMem; -} - -long memSize() -{ - long realMem = 0; - char buf[257]; - - FILE *fs = fopen("/proc/meminfo", "r"); - bool done = false; - while (!done) - { - fgets(buf, 256, fs); - buf[256] = 0; - if (strlen(buf)==0) done = true; - if (strncmp(buf, "Mem:", 4)==0) - { - long total = 0; - long used = 0; - long free = 0; - long shared = 0; - long buffers = 0; - long cached = 0; - sscanf(buf, "Mem: %ld %ld %ld %ld %ld %ld", - &total, &used, &free, &shared, &buffers, &cached); - realMem = total; - done = true; - } - } - fclose(fs); - return realMem; -} - -void *mmapFile(const char *file) -{ - int fd = open(file, O_RDONLY); - if (fd == 0) - { - printf("open: %s\n", strerror(errno)); - exit(-1); - } - - struct stat stat_s; - int result = fstat(fd, &stat_s); - if (result) - { - printf("stat: %s\n", strerror(errno)); - exit(-1); - } - - void *ptr = mmap(0, stat_s.st_size, PROT_READ, MAP_SHARED, fd, 0); - if (ptr == 0) - { - printf("mmap: %s\n", strerror(errno)); - exit(-1); - } - return ptr; -} - -int main(int argc, char *argv[]) -{ - if ((argc==2) && (strcmp(argv[1], "all")==0)) - { - long mem_size = memSize(); - mem_size += mem_size / 16; - printf("Malloc... %0.1fMb\n", mem_size/(1024.0*1024.0)); - char *mem = (char *) malloc(mem_size); - for(long i=0; i < mem_size; i+=1024) - { - mem[i] = 99; - } - printf("Done!\n"); - exit(1); - } - - if ((argc==3) && (strcmp(argv[1], "calc")==0)) - { - char buf[257]; - int total = 0; - long val; - while(true) - { - buf[0] = 0; - fgets(buf, sizeof(buf), stdin); - if (!strlen(buf)) - { - printf("%s total = %0.1fKb (%d bytes)\n", argv[2], total/1024.0, total); - exit(1); - } - sscanf(buf, "%lx", &val); - total += val; -// printf("Val = %ld\n", val); - } - exit(1); - } - - - if ((argc>=2) && (strcmp(argv[1], "launch")==0)) - { - showMem(); - - char buf[200]; - - if (argc >=3) - snprintf(buf, 200, "%s &", argv[2]); - else - snprintf(buf, 200, "%s &", argv[0]); - - printf("Waiting for memory usage to settle down....\n"); - long prev = showTotalMem(); - long diff = 0; - do { - sleep(15); - long next = showTotalMem(); - if (next > prev) - diff = next - prev; - else - diff = prev-next; - prev = next; - } - while (diff > 2*1024); - - for(int i=0; i < 5; i++) - { - printf("Launching #%d\n", i); - system(buf); - sleep(2); - } - - sleep(10); - printf("Waiting for memory usage to settle down....\n"); - prev = showTotalMem(); - diff = 0; - do { - sleep(15); - long next = showTotalMem(); - if (next > prev) - diff = next - prev; - else - diff = prev-next; - prev = next; - } - while (diff > 2*1024); - long fiveMem = prev; - - for(int i=5; i < 15; i++) - { - printf("Launching #%d\n", i); - system(buf); - sleep(2); - } - - sleep(10); - printf("Waiting for memory usage to settle down....\n"); - prev = showTotalMem(); - diff = 0; - do { - sleep(15); - long next = showTotalMem(); - if (next > prev) - diff = next - prev; - else - diff = prev-next; - prev = next; - } - while (diff > 2*1024); - long fifteenMem = prev; - showMem(); - - printf("Actual memory usage of 1 instance = %0.1f Kb\n", - (fifteenMem - fiveMem) /10240.0); - } -// showMem("second"); - - KApplication app(argc,argv,"kurltest"); - -// showMem("After KApplication constructor"); - -// malloc(10*1024); - -// showMem("After 10K malloc"); - - printf("Sleeping...\n"); - sleep(8000); -} |