Lines Matching refs:nr_hugepages
85 char nr_hugepages[10] = {0};
91 fd = open("/proc/sys/vm/nr_hugepages", O_RDWR | O_NONBLOCK);
93 perror("Failed to open /proc/sys/vm/nr_hugepages");
98 perror("Failed to read from /proc/sys/vm/nr_hugepages");
104 perror("Failed to write 0 to /proc/sys/vm/nr_hugepages\n");
113 perror("Failed to write 100000 to /proc/sys/vm/nr_hugepages\n");
119 if (read(fd, nr_hugepages, sizeof(nr_hugepages)) <= 0) {
120 perror("Failed to re-read from /proc/sys/vm/nr_hugepages\n");
126 compaction_index = mem_free/(atoi(nr_hugepages) * hugepage_size);
130 (atoi(nr_hugepages)));
137 (atoi(nr_hugepages)));
141 perror("Failed to write value to /proc/sys/vm/nr_hugepages\n");
