#include <string.h>
#include <getopt.h>
#include <assert.h>
+#include <libgen.h>
#include "fio.h"
#include "parse.h"
+#include "fls.h"
#define td_var_offset(var) ((size_t) &((struct thread_options *)0)->var)
return strdup(p);
}
+static int bs_cmp(const void *p1, const void *p2)
+{
+ const struct bssplit *bsp1 = p1;
+ const struct bssplit *bsp2 = p2;
+
+ return bsp1->perc < bsp2->perc;
+}
+
+static int str_bssplit_cb(void *data, const char *input)
+{
+ struct thread_data *td = data;
+ char *fname, *str, *p;
+ unsigned int i, perc, perc_missing;
+ unsigned int max_bs, min_bs;
+ long long val;
+
+ p = str = strdup(input);
+
+ strip_blank_front(&str);
+ strip_blank_end(str);
+
+ td->o.bssplit_nr = 4;
+ td->o.bssplit = malloc(4 * sizeof(struct bssplit));
+
+ i = 0;
+ max_bs = 0;
+ min_bs = -1;
+ while ((fname = strsep(&str, ":")) != NULL) {
+ char *perc_str;
+
+ if (!strlen(fname))
+ break;
+
+ /*
+ * grow struct buffer, if needed
+ */
+ if (i == td->o.bssplit_nr) {
+ td->o.bssplit_nr <<= 1;
+ td->o.bssplit = realloc(td->o.bssplit,
+ td->o.bssplit_nr
+ * sizeof(struct bssplit));
+ }
+
+ perc_str = strstr(fname, "/");
+ if (perc_str) {
+ *perc_str = '\0';
+ perc_str++;
+ perc = atoi(perc_str);
+ if (perc > 100)
+ perc = 100;
+ else if (!perc)
+ perc = -1;
+ } else
+ perc = -1;
+
+ if (str_to_decimal(fname, &val, 1)) {
+ log_err("fio: bssplit conversion failed\n");
+ free(td->o.bssplit);
+ return 1;
+ }
+
+ if (val > max_bs)
+ max_bs = val;
+ if (val < min_bs)
+ min_bs = val;
+
+ td->o.bssplit[i].bs = val;
+ td->o.bssplit[i].perc = perc;
+ i++;
+ }
+
+ td->o.bssplit_nr = i;
+
+ /*
+ * Now check if the percentages add up, and how much is missing
+ */
+ perc = perc_missing = 0;
+ for (i = 0; i < td->o.bssplit_nr; i++) {
+ struct bssplit *bsp = &td->o.bssplit[i];
+
+ if (bsp->perc == (unsigned char) -1)
+ perc_missing++;
+ else
+ perc += bsp->perc;
+ }
+
+ if (perc > 100) {
+ log_err("fio: bssplit percentages add to more than 100%%\n");
+ free(td->o.bssplit);
+ return 1;
+ }
+ /*
+ * If values didn't have a percentage set, divide the remains between
+ * them.
+ */
+ if (perc_missing) {
+ for (i = 0; i < td->o.bssplit_nr; i++) {
+ struct bssplit *bsp = &td->o.bssplit[i];
+
+ if (bsp->perc == (unsigned char) -1)
+ bsp->perc = (100 - perc) / perc_missing;
+ }
+ }
+
+ td->o.min_bs[DDIR_READ] = td->o.min_bs[DDIR_WRITE] = min_bs;
+ td->o.max_bs[DDIR_READ] = td->o.max_bs[DDIR_WRITE] = max_bs;
+
+ /*
+ * now sort based on percentages, for ease of lookup
+ */
+ qsort(td->o.bssplit, td->o.bssplit_nr, sizeof(struct bssplit), bs_cmp);
+
+ free(p);
+ return 0;
+}
+
static int str_rw_cb(void *data, const char *str)
{
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;
+ td->ioprio_set = 1;
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;
+
+ td->ioprio_set = 1;
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);
+
+ strip_blank_front(&str);
+ strip_blank_end(str);
- fill_cpu_mask(td->o.cpumask, *val);
+ while ((cpu = strsep(&str, ",")) != NULL) {
+ if (!strlen(cpu))
+ break;
+ CPU_SET(atoi(cpu), &td->o.cpumask);
+ }
+
+ free(p);
+ td->o.cpumask_set = 1;
return 0;
}
+#endif
static int str_fst_cb(void *data, const char *str)
{
return 0;
}
+static int check_dir(struct thread_data *td, char *fname)
+{
+ char file[PATH_MAX], *dir;
+ struct stat sb;
+
+ strcpy(file, fname);
+ dir = dirname(file);
+
+ if (lstat(dir, &sb) < 0) {
+ int ret = errno;
+
+ log_err("fio: %s is not a directory\n", dir);
+ td_verror(td, ret, "lstat");
+ return 1;
+ }
+
+ if (!S_ISDIR(sb.st_mode)) {
+ log_err("fio: %s is not a directory\n", dir);
+ return 1;
+ }
+
+ return 0;
+}
+
static int str_filename_cb(void *data, const char *input)
{
struct thread_data *td = data;
while ((fname = strsep(&str, ":")) != NULL) {
if (!strlen(fname))
break;
+ if (check_dir(td, fname)) {
+ free(p);
+ return 1;
+ }
add_file(td, fname);
td->o.nr_files++;
}
struct stat sb;
if (lstat(td->o.directory, &sb) < 0) {
+ int ret = errno;
+
log_err("fio: %s is not a directory\n", td->o.directory);
- td_verror(td, errno, "lstat");
+ td_verror(td, ret, "lstat");
return 1;
}
if (!S_ISDIR(sb.st_mode)) {
return add_dir_files(td, td->o.opendir);
}
+static int str_verify_offset_cb(void *data, unsigned int *off)
+{
+ struct thread_data *td = data;
+
+ if (*off && *off < sizeof(struct verify_header)) {
+ log_err("fio: verify_offset too small\n");
+ return 1;
+ }
+
+ td->o.verify_offset = *off;
+ return 0;
+}
+
+static int str_verify_pattern_cb(void *data, unsigned int *off)
+{
+ struct thread_data *td = data;
+ unsigned int msb;
+
+ msb = fls(*off);
+ if (msb <= 8)
+ td->o.verify_pattern_bytes = 1;
+ else if (msb <= 16)
+ td->o.verify_pattern_bytes = 2;
+ else if (msb <= 24)
+ td->o.verify_pattern_bytes = 3;
+ else
+ td->o.verify_pattern_bytes = 4;
+
+ td->o.verify_pattern = *off;
+ return 0;
+}
+
+static int str_lockfile_cb(void *data, const char *str)
+{
+ struct thread_data *td = data;
+ char *nr = get_opt_postfix(str);
+
+ td->o.lockfile_batch = 1;
+ if (nr)
+ td->o.lockfile_batch = atoi(nr);
+
+ return 0;
+}
#define __stringify_1(x) #x
#define __stringify(x) __stringify_1(x)
.cb = str_filename_cb,
.help = "File(s) to use for the workload",
},
+ {
+ .name = "lockfile",
+ .type = FIO_OPT_STR,
+ .cb = str_lockfile_cb,
+ .off1 = td_var_offset(file_lock_mode),
+ .help = "Lock file when doing IO to it",
+ .parent = "filename",
+ .def = "none",
+ .posval = {
+ { .ival = "none",
+ .oval = FILE_LOCK_NONE,
+ .help = "No file locking",
+ },
+ { .ival = "exclusive",
+ .oval = FILE_LOCK_EXCLUSIVE,
+ .help = "Exclusive file lock",
+ },
+ {
+ .ival = "readwrite",
+ .oval = FILE_LOCK_READWRITE,
+ .help = "Read vs write lock",
+ },
+ },
+ },
{
.name = "opendir",
.type = FIO_OPT_STR_STORE,
},
},
},
- {
- .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 = "sync",
.help = "Use read/write",
},
+ { .ival = "psync",
+ .help = "Use pread/pwrite",
+ },
+ { .ival = "vsync",
+ .help = "Use readv/writev",
+ },
#ifdef FIO_HAVE_LIBAIO
{ .ival = "libaio",
.help = "Linux native asynchronous IO",
{ .ival = "splice",
.help = "splice/vmsplice based IO",
},
+ { .ival = "netsplice",
+ .help = "splice/vmsplice to/from the network",
+ },
#endif
#ifdef FIO_HAVE_SGIO
{ .ival = "sg",
.type = FIO_OPT_INT,
.off1 = td_var_offset(iodepth),
.help = "Amount of IO buffers to keep in flight",
+ .minval = 1,
.def = "1",
},
{
.type = FIO_OPT_INT,
.off1 = td_var_offset(iodepth_batch),
.help = "Number of IO to submit in one go",
+ .parent = "iodepth",
+ .minval = 1,
+ .def = "1",
},
{
.name = "iodepth_low",
.type = FIO_OPT_INT,
.off1 = td_var_offset(iodepth_low),
.help = "Low water mark for queuing depth",
+ .parent = "iodepth",
},
{
.name = "size",
.type = FIO_OPT_STR_VAL,
.off1 = td_var_offset(size),
+ .minval = 1,
.help = "Total size of device or files",
},
+ {
+ .name = "fill_device",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(fill_device),
+ .help = "Write until an ENOSPC error occurs",
+ .def = "0",
+ },
{
.name = "filesize",
.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",
},
+ {
+ .name = "offset",
+ .alias = "fileoffset",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(start_offset),
+ .help = "Start IO from this offset",
+ .def = "0",
+ },
{
.name = "bs",
.alias = "blocksize",
.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",
+ .parent = "rw",
},
{
.name = "bsrange",
.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)",
+ .parent = "rw",
+ },
+ {
+ .name = "bssplit",
+ .type = FIO_OPT_STR,
+ .cb = str_bssplit_cb,
+ .help = "Set a specific mix of block sizes",
+ .parent = "rw",
},
{
.name = "bs_unaligned",
.type = FIO_OPT_STR_SET,
.off1 = td_var_offset(bs_unaligned),
.help = "Don't sector align IO buffer sizes",
- },
- {
- .name = "offset",
- .type = FIO_OPT_STR_VAL,
- .off1 = td_var_offset(start_offset),
- .help = "Start IO from this offset",
- .def = "0",
+ .parent = "rw",
},
{
.name = "randrepeat",
.off1 = td_var_offset(rand_repeatable),
.help = "Use repeatable random IO pattern",
.def = "1",
+ .parent = "rw",
},
{
.name = "norandommap",
.type = FIO_OPT_STR_SET,
.off1 = td_var_offset(norandommap),
.help = "Accept potential duplicate random blocks",
+ .parent = "rw",
+ },
+ {
+ .name = "softrandommap",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(softrandommap),
+ .help = "Allow randommap to fail and continue witout",
+ .parent = "norandommap",
+ .def = "0",
},
{
.name = "nrfiles",
.help = "Round robin select files",
},
},
+ .parent = "nrfiles",
+ },
+ {
+ .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 = "fsync",
.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 = VERIFY_NONE,
.help = "Don't do IO verification",
},
+ { .ival = "md5",
+ .oval = VERIFY_MD5,
+ .help = "Use md5 checksums for verification",
+ },
+ { .ival = "crc64",
+ .oval = VERIFY_CRC64,
+ .help = "Use crc64 checksums for verification",
+ },
{ .ival = "crc32",
.oval = VERIFY_CRC32,
.help = "Use crc32 checksums for verification",
},
- { .ival = "md5",
- .oval = VERIFY_MD5,
- .help = "Use md5 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 = "sha256",
+ .oval = VERIFY_SHA256,
+ .help = "Use sha256 checksums for verification",
+ },
+ { .ival = "sha512",
+ .oval = VERIFY_SHA512,
+ .help = "Use sha512 checksums for verification",
+ },
+ { .ival = "meta",
+ .oval = VERIFY_META,
+ .help = "Use io information",
+ },
+ {
+ .ival = "null",
+ .oval = VERIFY_NULL,
+ .help = "Pretend to verify",
},
},
},
+ {
+ .name = "do_verify",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(do_verify),
+ .help = "Run verification stage after write",
+ .def = "1",
+ .parent = "verify",
+ },
+ {
+ .name = "verifysort",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(verifysort),
+ .help = "Sort written verify blocks for read back",
+ .def = "1",
+ .parent = "verify",
+ },
+ {
+ .name = "verify_interval",
+ .type = FIO_OPT_STR_VAL_INT,
+ .off1 = td_var_offset(verify_interval),
+ .minval = 2 * sizeof(struct verify_header),
+ .help = "Store verify buffer header every N bytes",
+ .parent = "verify",
+ },
+ {
+ .name = "verify_offset",
+ .type = FIO_OPT_STR_VAL_INT,
+ .help = "Offset verify header location by N bytes",
+ .def = "0",
+ .cb = str_verify_offset_cb,
+ .parent = "verify",
+ },
+ {
+ .name = "verify_pattern",
+ .type = FIO_OPT_INT,
+ .cb = str_verify_pattern_cb,
+ .help = "Fill pattern for IO buffers",
+ .parent = "verify",
+ },
+ {
+ .name = "verify_fatal",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(verify_fatal),
+ .def = "0",
+ .help = "Exit on a single verify failure, don't continue",
+ .parent = "verify",
+ },
{
.name = "write_iolog",
.type = FIO_OPT_STR_STORE,
.help = "Lock down this amount of memory",
.def = "0",
},
- {
- .name = "rwmixcycle",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(rwmixcycle),
- .help = "Cycle period for mixed read/write workloads (msec)",
- .def = "500",
- },
{
.name = "rwmixread",
.type = FIO_OPT_INT,
.help = "Percentage of mixed workload that is writes",
.def = "50",
},
+ {
+ .name = "rwmixcycle",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(rwmixcycle),
+ .help = "Cycle period for mixed read/write workloads (msec)",
+ .def = "500",
+ .parent = "rwmixread",
+ },
{
.name = "nice",
.type = FIO_OPT_INT,
.off1 = td_var_offset(thinktime_spin),
.help = "Start think time by spinning this amount (usec)",
.def = "0",
+ .parent = "thinktime",
},
{
.name = "thinktime_blocks",
.off1 = td_var_offset(thinktime_blocks),
.help = "IO buffer period between 'thinktime'",
.def = "1",
+ .parent = "thinktime",
},
{
.name = "rate",
.type = FIO_OPT_INT,
.off1 = td_var_offset(ratemin),
.help = "Job must meet this rate or it will be shutdown",
+ .parent = "rate",
},
{
.name = "rate_iops",
.type = FIO_OPT_INT,
.off1 = td_var_offset(rate_iops_min),
.help = "Job must meet this rate or it will be shutdown",
+ .parent = "rate_iops",
},
{
.name = "ratecycle",
.off1 = td_var_offset(ratecycle),
.help = "Window average for rate limits (msec)",
.def = "1000",
+ .parent = "rate",
},
{
.name = "invalidate",
.off1 = td_var_offset(sync_io),
.help = "Use O_SYNC for buffered writes",
.def = "0",
+ .parent = "buffered",
},
{
.name = "bwavgtime",
.type = FIO_OPT_INT,
.off1 = td_var_offset(bw_avg_time),
- .help = "Time window over which to calculate bandwidth (msec)",
+ .help = "Time window over which to calculate bandwidth"
+ " (msec)",
.def = "500",
},
{
.off1 = td_var_offset(cpucycle),
.help = "Length of the CPU burn cycles (usecs)",
.def = "50000",
+ .parent = "cpuload",
},
#ifdef FIO_HAVE_CPU_AFFINITY
{
.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",
},
{
.name = "hugepage-size",
- .type = FIO_OPT_STR_VAL,
+ .type = FIO_OPT_STR_VAL_INT,
.off1 = td_var_offset(hugepage_size),
.help = "When using hugepages, specify size of each page",
.def = __stringify(FIO_HUGE_PAGE),
.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,
},
__options_mem(td, 1);
}
-void options_mem_free(struct thread_data *td)
+void options_mem_free(struct thread_data fio_unused *td)
{
+#if 0
__options_mem(td, 0);
+#endif
}
projects / fio.git / blobdiff