return strdup(p);
}
+static int str_rw_cb(void *data, const char *str)
+{
+ struct thread_data *td = data;
+ char *nr = get_opt_postfix(str);
+
+ td->o.ddir_nr = 1;
+ if (nr)
+ td->o.ddir_nr = atoi(nr);
+
+ return 0;
+}
+
static int str_mem_cb(void *data, const char *mem)
{
struct thread_data *td = data;
static int str_prioclass_cb(void *data, unsigned int *val)
{
struct thread_data *td = data;
+ unsigned short mask;
+
+ /*
+ * mask off old class bits, str_prio_cb() may have set a default class
+ */
+ mask = (1 << IOPRIO_CLASS_SHIFT) - 1;
+ td->ioprio &= mask;
td->ioprio |= *val << IOPRIO_CLASS_SHIFT;
return 0;
struct thread_data *td = data;
td->ioprio |= *val;
+
+ /*
+ * If no class is set, assume BE
+ */
+ if ((td->ioprio >> IOPRIO_CLASS_SHIFT) == 0)
+ td->ioprio |= IOPRIO_CLASS_BE << IOPRIO_CLASS_SHIFT;
+
return 0;
}
#endif
return 0;
}
-static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu)
-{
#ifdef FIO_HAVE_CPU_AFFINITY
+static int str_cpumask_cb(void *data, unsigned int *val)
+{
+ struct thread_data *td = data;
unsigned int i;
- CPU_ZERO(&cpumask);
+ CPU_ZERO(&td->o.cpumask);
- for (i = 0; i < sizeof(int) * 8; i++) {
- if ((1 << i) & cpu)
- CPU_SET(i, &cpumask);
- }
-#endif
+ for (i = 0; i < sizeof(int) * 8; i++)
+ if ((1 << i) & *val)
+ CPU_SET(*val, &td->o.cpumask);
+
+ td->o.cpumask_set = 1;
+ return 0;
}
-static int str_cpumask_cb(void *data, unsigned int *val)
+static int str_cpus_allowed_cb(void *data, const char *input)
{
struct thread_data *td = data;
+ char *cpu, *str, *p;
+
+ CPU_ZERO(&td->o.cpumask);
+
+ p = str = strdup(input);
- fill_cpu_mask(td->o.cpumask, *val);
+ strip_blank_front(&str);
+ strip_blank_end(str);
+
+ while ((cpu = strsep(&str, ",")) != NULL) {
+ if (!strlen(cpu))
+ break;
+ CPU_SET(atoi(cpu), &td->o.cpumask);
+ }
+
+ free(p);
+ td->o.cpumask_set = 1;
+ exit(0);
return 0;
}
+#endif
static int str_fst_cb(void *data, const char *str)
{
.name = "rw",
.alias = "readwrite",
.type = FIO_OPT_STR,
+ .cb = str_rw_cb,
.off1 = td_var_offset(td_ddir),
.help = "IO direction",
.def = "read",
},
},
},
+ {
+ .name = "fadvise_hint",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(fadvise_hint),
+ .help = "Use fadvise() to advise the kernel on IO pattern",
+ .def = "1",
+ },
{
.name = "ioengine",
.type = FIO_OPT_STR_STORE,
{ .ival = "splice",
.help = "splice/vmsplice based IO",
},
+ { .ival = "netsplice",
+ .help = "splice/vmsplice to/from the network",
+ },
#endif
#ifdef FIO_HAVE_SGIO
{ .ival = "sg",
{ .ival = "cpuio",
.help = "CPU cycler burner engine",
},
+#ifdef FIO_HAVE_GUASI
+ { .ival = "guasi",
+ .help = "GUASI IO engine",
+ },
+#endif
{ .ival = "external",
.help = "Load external engine (append name)",
},
.name = "size",
.type = FIO_OPT_STR_VAL,
.off1 = td_var_offset(size),
+ .minval = 1,
.help = "Total size of device or files",
},
{
.type = FIO_OPT_STR_VAL,
.off1 = td_var_offset(file_size_low),
.off2 = td_var_offset(file_size_high),
+ .minval = 1,
.help = "Size of individual files",
},
{
.type = FIO_OPT_STR_VAL_INT,
.off1 = td_var_offset(bs[DDIR_READ]),
.off2 = td_var_offset(bs[DDIR_WRITE]),
+ .minval = 1,
.help = "Block size unit",
.def = "4k",
},
.off2 = td_var_offset(max_bs[DDIR_READ]),
.off3 = td_var_offset(min_bs[DDIR_WRITE]),
.off4 = td_var_offset(max_bs[DDIR_WRITE]),
+ .minval = 1,
.help = "Set block size range (in more detail than bs)",
},
{
.help = "Stop workload when this amount of time has passed",
.def = "0",
},
+ {
+ .name = "time_based",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(time_based),
+ .help = "Keep running until runtime/timeout is met",
+ },
{
.name = "mem",
.alias = "iomem",
.oval = MEM_MALLOC,
.help = "Use malloc(3) for IO buffers",
},
+ { .ival = "shm",
+ .oval = MEM_SHM,
+ .help = "Use shared memory segments for IO buffers",
+ },
#ifdef FIO_HAVE_HUGETLB
{ .ival = "shmhuge",
.oval = MEM_SHMHUGE,
.help = "Like shm, but use huge pages",
},
- { .ival = "shm",
- .oval = MEM_SHM,
- .help = "Use shared memory segments for IO buffers",
- },
#endif
+ { .ival = "mmap",
+ .oval = MEM_MMAP,
+ .help = "Use mmap(2) (file or anon) for IO buffers",
+ },
#ifdef FIO_HAVE_HUGETLB
{ .ival = "mmaphuge",
.oval = MEM_MMAPHUGE,
.help = "Like mmap, but use huge pages",
},
#endif
- { .ival = "mmap",
- .oval = MEM_MMAP,
- .help = "Use mmap(2) (file or anon) for IO buffers",
- },
},
},
{
.oval = VERIFY_CRC32,
.help = "Use crc32 checksums for verification",
},
+ { .ival = "crc16",
+ .oval = VERIFY_CRC16,
+ .help = "Use crc16 checksums for verification",
+ },
+ { .ival = "crc7",
+ .oval = VERIFY_CRC7,
+ .help = "Use crc7 checksums for verification",
+ },
{ .ival = "md5",
.oval = VERIFY_MD5,
.help = "Use md5 checksums for verification",
},
+ {
+ .ival = "null",
+ .oval = VERIFY_NULL,
+ .help = "Pretend to verify",
+ },
},
},
+ {
+ .name = "verifysort",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(verifysort),
+ .help = "Sort written verify blocks for read back",
+ .def = "1",
+ },
{
.name = "write_iolog",
.type = FIO_OPT_STR_STORE,
{
.name = "rwmixread",
.type = FIO_OPT_INT,
- .off1 = td_var_offset(rwmixread),
+ .off1 = td_var_offset(rwmix[DDIR_READ]),
.maxval = 100,
.help = "Percentage of mixed workload that is reads",
.def = "50",
{
.name = "rwmixwrite",
.type = FIO_OPT_INT,
- .off1 = td_var_offset(rwmixwrite),
+ .off1 = td_var_offset(rwmix[DDIR_WRITE]),
.maxval = 100,
.help = "Percentage of mixed workload that is writes",
.def = "50",
.cb = str_cpumask_cb,
.help = "CPU affinity mask",
},
+ {
+ .name = "cpus_allowed",
+ .type = FIO_OPT_STR,
+ .cb = str_cpus_allowed_cb,
+ .help = "Set CPUs allowed",
+ },
#endif
{
.name = "end_fsync",
.off1 = td_var_offset(stonewall),
.help = "Insert a hard barrier between this job and previous",
},
+ {
+ .name = "new_group",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(new_group),
+ .help = "Mark the start of a new group (for reporting)",
+ },
{
.name = "thread",
.type = FIO_OPT_STR_SET,
.off1 = td_var_offset(group_reporting),
.help = "Do reporting on a per-group basis",
},
+ {
+ .name = "zero_buffers",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(zero_buffers),
+ .help = "Init IO buffers to all zeroes",
+ },
+#ifdef FIO_HAVE_DISK_UTIL
+ {
+ .name = "disk_util",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(do_disk_util),
+ .help = "Log disk utilization stats",
+ .def = "1",
+ },
+#endif
{
.name = NULL,
},
{
return show_cmd_help(options, opt);
}
+
+static void __options_mem(struct thread_data *td, int alloc)
+{
+ struct thread_options *o = &td->o;
+ struct fio_option *opt;
+ char **ptr;
+ int i;
+
+ for (i = 0, opt = &options[0]; opt->name; i++, opt = &options[i]) {
+ if (opt->type != FIO_OPT_STR_STORE)
+ continue;
+
+ ptr = (void *) o + opt->off1;
+ if (*ptr) {
+ if (alloc)
+ *ptr = strdup(*ptr);
+ else {
+ free(*ptr);
+ *ptr = NULL;
+ }
+ }
+ }
+}
+
+/*
+ * dupe FIO_OPT_STR_STORE options
+ */
+void options_mem_dupe(struct thread_data *td)
+{
+ __options_mem(td, 1);
+}
+
+void options_mem_free(struct thread_data fio_unused *td)
+{
+#if 0
+ __options_mem(td, 0);
+#endif
+}
projects / fio.git / blobdiff