void test_aging(char *name, char *arg) {
kprintf("executing %s, this is tested with 25 frames only. change NFRAMES to 25\n",
name);
kprintf("setting aging policy\n");
srpolicy(AGING);
char *addr = (char*) 0x40000000; //1G
bsd_t bs = 1;
int i = ((unsigned long) addr) >> 12; // the ith page
get_bs(bs, 200);
if (xmmap(i, bs, 200) == SYSERR) {
kprintf("xmmap call failed\n");
return;
}
i = 0;
kprintf("*******************generating first page fault\n");
*addr = 'A' + (i++);
addr += NBPG; //increment by one page each time
kprintf("************filling all the pages\n");
while (!is_free_frm_list_empty()) {
*addr = 'A' + (i++);
addr += NBPG; //increment by one page each time
}
kprintf("*************all pages filled\n");
kprintf("access first page again\n");
addr = (char*) 0x40000000; //1G
*addr = 'A';
kprintf("************generating aging page fault\n");
addr += ((++i) * NBPG); //increment by one page each time
*addr = 'Z';
kprintf("setting back fifo policy\n");
srpolicy(FIFO);
}
void test7(){
int pid1;
int ret = TPASSED;
kprintf("\nTest 7: Test FIFO page replacement policy\n");
srpolicy(FIFO);
pid1 = create(test_func7, 2000, 20, "test_func7", 0, NULL);
resume(pid1);
sleep(10);
kill(pid1);
kprintf("\n\tFinished! Check error and replaced frames\n");
}
void test8(){
int pid1;
int ret = TPASSED;
kprintf("\nTest 8: Test LRU page replacement policy\n");
srpolicy(LRU);
pid1 = create(test_func8, 2000, 20, "test_func8", 0, NULL);
resume(pid1);
sleep(10);
kill(pid1);
kprintf("\n\tSecond run (test where killing process is handled correctly):\n");
pid1 = create(test_func8_2, 2000, 20, "test_func8_2", 0, NULL);
resume(pid1);
sleep(10);
kill(pid1);
kprintf("\n\tFinished! Check error and replaced frames\n");
}
/*------------------------------------------------------------------------
* main -- user main program
*------------------------------------------------------------------------
*/
int main() {
int i, s;
int count = 0;
char buf[8];
kprintf("Aging policy:\n");
kprintf("\t1 - Default (FIFO no output)\n");
kprintf("\t2 - FIFO with output\n");
kprintf("\t3 - AGING with output\n");
kprintf("\nPlease Input:\n");
while ((i = read(CONSOLE, buf, sizeof(buf))) <1);
buf[i] = 0;
s = atoi(buf);
switch (s) {
case 1:
// Default.. do nothing
break;
case 2:
// FIFO with output
srpolicy(FIFO);
break;
case 3:
// AGING with output
srpolicy(AGING);
break;
}
kprintf("What test? Most of these best test when NFRAMES=12. Options are:\n");
kprintf("\t1 - Basic Test (Recommend NFRAMES=12)\n");
kprintf("\t2 - Virtual Heap Test (Recommend NFRAMES=12)\n");
kprintf("\t3 - Shared Memory Test (Recommend NFRAMES=12)\n");
kprintf("\t4 - Random Access Test (Recommend NFRAMES=22)\n");
kprintf("\t5 - Kill Test (Need NFRAMES=1024 and DUSTYDEBUG=1)\n");
kprintf("\t6 - Error Test\n");
kprintf("\t8 - Combo!\n");
kprintf("\nPlease Input:\n");
while ((i = read(CONSOLE, buf, sizeof(buf))) <1);
buf[i] = 0;
s = atoi(buf);
switch (s) {
case 1:
// Basic Test
basic_test();
break;
case 2:
// Virtual heap test
vheap_test();
break;
case 3:
// Shared Memory Test
shmem_test();
break;
case 4:
// Random Access Test
random_access_test();
break;
case 5:
// Kill test
kill_test();
break;
case 6:
// Kill test
error_test();
break;
case 8:
// Kill test
kill_test();
sleep(30);
basic_test();
sleep(30);
random_access_test();
sleep(30);
vheap_test();
sleep(30);
shmem_test();
sleep(30);
error_test();
break;
}
return 0;
}
int main() {
int pid1;
int pid2;
srpolicy(FIFO);
#if 0
kprintf("\n1: shared memory\n");
pid1 = create(proc1_test1, 2000, 20, "proc1_test1", 1, "P1");
resume(pid1);
sleep(10);
pid2 = create(proc2_test1, 2000, 20, "proc2_test1", 4, "P2",63,56,"special");
resume(pid2);
sleep(10);
#endif
#if 0
kprintf("\n2: vgetmem/vfreemem\n");
pid1 = vcreate(memTest, 2000, 2, 20, "memTest", 4,"MT",78,92,"specialMem");
kprintf("pid %d has private heap\n", pid1);
ASSERT(pid1 != SYSERR);
resume(pid1);
sleep(3);
#endif
#if 0
sleep(10);
kprintf("\n3: Heap and Stack Load Test: Many processes with virtual mem, created and destroyed in a loop.\n");
pid1 = create(privateHeapLoadTest, 2000, 20, "privateHeapLoadTest", 0,NULL);
if(pid1 == SYSERR) { kprintf("Cannot create process. Test launch FAIL.\n"); }
resume(pid1);
sleep(3);
#endif
#if 0
kprintf("\n4:FIFO test.\n");
srpolicy(FIFO);
pid1 = create(fifo_test, 2000, 20, "fifo", 0, NULL);
resume(pid1);
sleep(20);
#endif
#if 1
kprintf("\n4:LRU test.\n");
srpolicy(LRU);
kprintf("Current policy : %d\n",grpolicy());
pid1 = create(lru_test, 2000, 20, "lru", 0, NULL);
resume(pid1);
sleep(10);
#endif
#if 0
kprintf("\n4: Illegal Address Access Test. These 2 processes should get killed.\n");
pid1 = vcreate(badAccessTest, 2000, 50, 20, "badAccessTest", 0,NULL);
pid2 = vcreate(badAccessTest, 2000, 50, 20, "badAccessTest", 0,NULL);
if(pid1 == SYSERR) { kprintf("Cannot create process1. Test launch FAIL.\n"); }
if(pid2 == SYSERR) { kprintf("Cannot create process2. Test launch FAIL.\n"); }
resume(pid1);
sleep(3);
resume(pid2);
sleep(3);
kprintf("\n6: Test Done. Both the processes should have been killed now.\n");
sleep(60);
#endif
#if 0
kprintf("\n5: Peak Load Test: All backing stores fully mapped with first and last byte of every page written and tested. BS-15 shared amongst all process.\n");
pid1 = create(peakLoadTestLaunch, 2000, 20, "peakLoadTestLaunch", 0,NULL);
if(pid1 == SYSERR) { kprintf("Cannot create process. Test launch FAIL.\n"); }
resume(pid1);
sleep(6000);
#endif
kprintf("=====================Main End============\n");
return 0;
}
