X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=options.c;h=354067d3deafba1fe8e0b946d0b72e7445f85ebc;hp=3d27f2551d6b55ab76fd3c93c71036c138e3bbe6;hb=896cac2a44de3725a6d615914e239cab4f382e1c;hpb=182ec6ee4e4d79fc5a705cd2e2811fa003add040 diff --git a/options.c b/options.c index 3d27f255..354067d3 100644 --- a/options.c +++ b/options.c @@ -11,6 +11,7 @@ #include #include "fio.h" +#include "verify.h" #include "parse.h" #include "lib/fls.h" @@ -40,21 +41,16 @@ static int bs_cmp(const void *p1, const void *p2) return bsp1->perc < bsp2->perc; } -static int str_bssplit_cb(void *data, const char *input) +static int bssplit_ddir(struct thread_data *td, int ddir, char *str) { - struct thread_data *td = data; - char *fname, *str, *p; + struct bssplit *bssplit; unsigned int i, perc, perc_missing; unsigned int max_bs, min_bs; long long val; + char *fname; - 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)); + td->o.bssplit_nr[ddir] = 4; + bssplit = malloc(4 * sizeof(struct bssplit)); i = 0; max_bs = 0; @@ -68,10 +64,9 @@ static int str_bssplit_cb(void *data, const char *input) /* * 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 + if (i == td->o.bssplit_nr[ddir]) { + td->o.bssplit_nr[ddir] <<= 1; + bssplit = realloc(bssplit, td->o.bssplit_nr[ddir] * sizeof(struct bssplit)); } @@ -98,19 +93,19 @@ static int str_bssplit_cb(void *data, const char *input) if (val < min_bs) min_bs = val; - td->o.bssplit[i].bs = val; - td->o.bssplit[i].perc = perc; + bssplit[i].bs = val; + bssplit[i].perc = perc; i++; } - td->o.bssplit_nr = i; + td->o.bssplit_nr[ddir] = 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]; + for (i = 0; i < td->o.bssplit_nr[ddir]; i++) { + struct bssplit *bsp = &bssplit[i]; if (bsp->perc == (unsigned char) -1) perc_missing++; @@ -120,7 +115,7 @@ static int str_bssplit_cb(void *data, const char *input) if (perc > 100) { log_err("fio: bssplit percentages add to more than 100%%\n"); - free(td->o.bssplit); + free(bssplit); return 1; } /* @@ -128,24 +123,58 @@ static int str_bssplit_cb(void *data, const char *input) * them. */ if (perc_missing) { - for (i = 0; i < td->o.bssplit_nr; i++) { - struct bssplit *bsp = &td->o.bssplit[i]; + for (i = 0; i < td->o.bssplit_nr[ddir]; i++) { + struct bssplit *bsp = &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; + td->o.min_bs[ddir] = min_bs; + td->o.max_bs[ddir] = max_bs; /* * now sort based on percentages, for ease of lookup */ - qsort(td->o.bssplit, td->o.bssplit_nr, sizeof(struct bssplit), bs_cmp); + qsort(bssplit, td->o.bssplit_nr[ddir], sizeof(struct bssplit), bs_cmp); + td->o.bssplit[ddir] = bssplit; + return 0; + +} + +static int str_bssplit_cb(void *data, const char *input) +{ + struct thread_data *td = data; + char *str, *p, *odir; + int ret = 0; + + p = str = strdup(input); + + strip_blank_front(&str); + strip_blank_end(str); + + odir = strchr(str, ','); + if (odir) { + ret = bssplit_ddir(td, DDIR_WRITE, odir + 1); + if (!ret) { + *odir = '\0'; + ret = bssplit_ddir(td, DDIR_READ, str); + } + } else { + char *op; + + op = strdup(str); + + ret = bssplit_ddir(td, DDIR_READ, str); + if (!ret) + ret = bssplit_ddir(td, DDIR_WRITE, op); + + free(op); + } free(p); - return 0; + return ret; } static int str_rw_cb(void *data, const char *str) @@ -246,12 +275,29 @@ static int str_cpumask_cb(void *data, unsigned int *val) { struct thread_data *td = data; unsigned int i; + long max_cpu; + int ret; + + ret = fio_cpuset_init(&td->o.cpumask); + if (ret < 0) { + log_err("fio: cpuset_init failed\n"); + td_verror(td, ret, "fio_cpuset_init"); + return 1; + } - CPU_ZERO(&td->o.cpumask); + max_cpu = sysconf(_SC_NPROCESSORS_ONLN); - for (i = 0; i < sizeof(int) * 8; i++) - if ((1 << i) & *val) - CPU_SET(*val, &td->o.cpumask); + for (i = 0; i < sizeof(int) * 8; i++) { + if ((1 << i) & *val) { + if (i > max_cpu) { + log_err("fio: CPU %d too large (max=%ld)\n", i, + max_cpu); + return 1; + } + dprint(FD_PARSE, "set cpu allowed %d\n", i); + fio_cpu_set(&td->o.cpumask, i); + } + } td->o.cpumask_set = 1; return 0; @@ -261,23 +307,68 @@ static int str_cpus_allowed_cb(void *data, const char *input) { struct thread_data *td = data; char *cpu, *str, *p; + long max_cpu; + int ret = 0; - CPU_ZERO(&td->o.cpumask); + ret = fio_cpuset_init(&td->o.cpumask); + if (ret < 0) { + log_err("fio: cpuset_init failed\n"); + td_verror(td, ret, "fio_cpuset_init"); + return 1; + } p = str = strdup(input); strip_blank_front(&str); strip_blank_end(str); + max_cpu = sysconf(_SC_NPROCESSORS_ONLN); + while ((cpu = strsep(&str, ",")) != NULL) { + char *str2, *cpu2; + int icpu, icpu2; + if (!strlen(cpu)) break; - CPU_SET(atoi(cpu), &td->o.cpumask); + + str2 = cpu; + icpu2 = -1; + while ((cpu2 = strsep(&str2, "-")) != NULL) { + if (!strlen(cpu2)) + break; + + icpu2 = atoi(cpu2); + } + + icpu = atoi(cpu); + if (icpu2 == -1) + icpu2 = icpu; + while (icpu <= icpu2) { + if (icpu >= FIO_MAX_CPUS) { + log_err("fio: your OS only supports up to" + " %d CPUs\n", (int) FIO_MAX_CPUS); + ret = 1; + break; + } + if (icpu > max_cpu) { + log_err("fio: CPU %d too large (max=%ld)\n", + icpu, max_cpu); + ret = 1; + break; + } + + dprint(FD_PARSE, "set cpu allowed %d\n", icpu); + fio_cpu_set(&td->o.cpumask, icpu); + icpu++; + } + if (ret) + break; } free(p); - td->o.cpumask_set = 1; - return 0; + if (!ret) + td->o.cpumask_set = 1; + return ret; } #endif @@ -438,6 +529,28 @@ static int str_lockfile_cb(void *data, const char *str) return 0; } +static int str_write_bw_log_cb(void *data, const char *str) +{ + struct thread_data *td = data; + + if (str) + td->o.bw_log_file = strdup(str); + + td->o.write_bw_log = 1; + return 0; +} + +static int str_write_lat_log_cb(void *data, const char *str) +{ + struct thread_data *td = data; + + if (str) + td->o.lat_log_file = strdup(str); + + td->o.write_lat_log = 1; + return 0; +} + static int str_gtod_reduce_cb(void *data, int *il) { struct thread_data *td = data; @@ -452,6 +565,29 @@ static int str_gtod_reduce_cb(void *data, int *il) return 0; } +static int str_gtod_cpu_cb(void *data, int *il) +{ + struct thread_data *td = data; + int val = *il; + + td->o.gtod_cpu = val; + td->o.gtod_offload = 1; + return 0; +} + +static int rw_verify(struct fio_option *o, void *data) +{ + struct thread_data *td = data; + + if (read_only && td_write(td)) { + log_err("fio: job <%s> has write bit set, but fio is in" + " read-only mode\n", td->o.name); + return 1; + } + + return 0; +} + #define __stringify_1(x) #x #define __stringify(x) __stringify_1(x) @@ -483,7 +619,7 @@ static struct fio_option options[] = { .type = FIO_OPT_STR_STORE, .off1 = td_var_offset(filename), .cb = str_filename_cb, - .prio = 1, /* must come before "directory" */ + .prio = -1, /* must come after "directory" */ .help = "File(s) to use for the workload", }, { @@ -525,6 +661,7 @@ static struct fio_option options[] = { .off1 = td_var_offset(td_ddir), .help = "IO direction", .def = "read", + .verify = rw_verify, .posval = { { .ival = "read", .oval = TD_DDIR_READ, @@ -636,7 +773,7 @@ static struct fio_option options[] = { .alias = "iodepth_batch_submit", .type = FIO_OPT_INT, .off1 = td_var_offset(iodepth_batch), - .help = "Number of IO to submit in one go", + .help = "Number of IO buffers to submit in one go", .parent = "iodepth", .minval = 1, .def = "1", @@ -645,7 +782,7 @@ static struct fio_option options[] = { .name = "iodepth_batch_complete", .type = FIO_OPT_INT, .off1 = td_var_offset(iodepth_batch_complete), - .help = "Number of IO to retrieve in one go", + .help = "Number of IO buffers to retrieve in one go", .parent = "iodepth", .minval = 0, .def = "1", @@ -690,7 +827,7 @@ static struct fio_option options[] = { { .name = "bs", .alias = "blocksize", - .type = FIO_OPT_STR_VAL_INT, + .type = FIO_OPT_INT, .off1 = td_var_offset(bs[DDIR_READ]), .off2 = td_var_offset(bs[DDIR_WRITE]), .minval = 1, @@ -698,6 +835,16 @@ static struct fio_option options[] = { .def = "4k", .parent = "rw", }, + { + .name = "ba", + .alias = "blockalign", + .type = FIO_OPT_INT, + .off1 = td_var_offset(ba[DDIR_READ]), + .off2 = td_var_offset(ba[DDIR_WRITE]), + .minval = 1, + .help = "IO block offset alignment", + .parent = "rw", + }, { .name = "bsrange", .alias = "blocksize_range", @@ -777,6 +924,10 @@ static struct fio_option options[] = { .oval = FIO_FSERVICE_RR, .help = "Round robin select files", }, + { .ival = "sequential", + .oval = FIO_FSERVICE_SEQ, + .help = "Finish one file before moving to the next", + }, }, .parent = "nrfiles", }, @@ -794,6 +945,13 @@ static struct fio_option options[] = { .help = "Issue fsync for writes every given number of blocks", .def = "0", }, + { + .name = "fdatasync", + .type = FIO_OPT_INT, + .off1 = td_var_offset(fdatasync_blocks), + .help = "Issue fdatasync for writes every given number of blocks", + .def = "0", + }, { .name = "direct", .type = FIO_OPT_BOOL, @@ -892,6 +1050,16 @@ static struct fio_option options[] = { #endif }, }, + { + .name = "iomem_align", + .alias = "mem_align", + .type = FIO_OPT_INT, + .off1 = td_var_offset(mem_align), + .minval = 0, + .help = "IO memory buffer offset alignment", + .def = "0", + .parent = "iomem", + }, { .name = "verify", .type = FIO_OPT_STR, @@ -968,7 +1136,7 @@ static struct fio_option options[] = { }, { .name = "verify_interval", - .type = FIO_OPT_STR_VAL_INT, + .type = FIO_OPT_INT, .off1 = td_var_offset(verify_interval), .minval = 2 * sizeof(struct verify_header), .help = "Store verify buffer header every N bytes", @@ -976,7 +1144,7 @@ static struct fio_option options[] = { }, { .name = "verify_offset", - .type = FIO_OPT_STR_VAL_INT, + .type = FIO_OPT_INT, .help = "Offset verify header location by N bytes", .def = "0", .cb = str_verify_offset_cb, @@ -1123,26 +1291,30 @@ static struct fio_option options[] = { { .name = "rate", .type = FIO_OPT_INT, - .off1 = td_var_offset(rate), + .off1 = td_var_offset(rate[0]), + .off2 = td_var_offset(rate[1]), .help = "Set bandwidth rate", }, { .name = "ratemin", .type = FIO_OPT_INT, - .off1 = td_var_offset(ratemin), + .off1 = td_var_offset(ratemin[0]), + .off2 = td_var_offset(ratemin[1]), .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), + .off1 = td_var_offset(rate_iops[0]), + .off2 = td_var_offset(rate_iops[1]), .help = "Limit IO used to this number of IO operations/sec", }, { .name = "rate_iops_min", .type = FIO_OPT_INT, - .off1 = td_var_offset(rate_iops_min), + .off1 = td_var_offset(rate_iops_min[0]), + .off2 = td_var_offset(rate_iops_min[1]), .help = "Job must meet this rate or it will be shutdown", .parent = "rate_iops", }, @@ -1191,6 +1363,20 @@ static struct fio_option options[] = { .help = "Fsync file after creation", .def = "1", }, + { + .name = "create_on_open", + .type = FIO_OPT_BOOL, + .off1 = td_var_offset(create_on_open), + .help = "Create files when they are opened for IO", + .def = "0", + }, + { + .name = "pre_read", + .type = FIO_OPT_BOOL, + .off1 = td_var_offset(pre_read), + .help = "Preread files before starting official testing", + .def = "0", + }, { .name = "cpuload", .type = FIO_OPT_INT, @@ -1266,19 +1452,21 @@ static struct fio_option options[] = { }, { .name = "write_bw_log", - .type = FIO_OPT_STR_SET, + .type = FIO_OPT_STR, .off1 = td_var_offset(write_bw_log), + .cb = str_write_bw_log_cb, .help = "Write log of bandwidth during run", }, { .name = "write_lat_log", - .type = FIO_OPT_STR_SET, + .type = FIO_OPT_STR, .off1 = td_var_offset(write_lat_log), + .cb = str_write_lat_log_cb, .help = "Write log of latency during run", }, { .name = "hugepage-size", - .type = FIO_OPT_STR_VAL_INT, + .type = FIO_OPT_INT, .off1 = td_var_offset(hugepage_size), .help = "When using hugepages, specify size of each page", .def = __stringify(FIO_HUGE_PAGE), @@ -1341,6 +1529,19 @@ static struct fio_option options[] = { .parent = "gtod_reduce", .def = "0", }, + { + .name = "gtod_cpu", + .type = FIO_OPT_INT, + .cb = str_gtod_cpu_cb, + .help = "Setup dedicated gettimeofday() thread on this CPU", + }, + { + .name = "continue_on_error", + .type = FIO_OPT_BOOL, + .off1 = td_var_offset(continue_on_error), + .help = "Continue on non-fatal errors during I/O", + .def = "0", + }, { .name = NULL, },