X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=init.c;h=c56a3c0bb50a095588f0d09696f8e5d8e02a1005;hp=c1f774d8e03f42df01dd5c0298a2013d0ba6343b;hb=e6026f9c9e41226cbc0c526dac8ec5a5c355348a;hpb=d23bb327374520295509bbd98912c8091b701a3e diff --git a/init.c b/init.c index c1f774d8..c56a3c0b 100644 --- a/init.c +++ b/init.c @@ -17,23 +17,26 @@ #include "fio.h" #include "parse.h" -static char fio_version_string[] = "fio 1.14a"; +static char fio_version_string[] = "fio 1.17.2"; #define FIO_RANDSEED (0xb1899bedUL) static char **ini_file; static int max_jobs = MAX_JOBS; +static int dump_cmdline; struct thread_data def_thread; struct thread_data *threads = NULL; int exitall_on_terminate = 0; int terse_output = 0; +int eta_print; unsigned long long mlock_size = 0; FILE *f_out = NULL; FILE *f_err = NULL; int write_bw_log = 0; +int read_only = 0; static int def_timeout = 0; static int write_lat_log = 0; @@ -85,6 +88,21 @@ static struct option long_options[FIO_NR_OPTIONS] = { .has_arg = optional_argument, .val = 'c', }, + { + .name = "showcmd", + .has_arg = no_argument, + .val = 's', + }, + { + .name = "readonly", + .has_arg = no_argument, + .val = 'r', + }, + { + .name = "eta", + .has_arg = required_argument, + .val = 'e', + }, { .name = NULL, }, @@ -174,6 +192,11 @@ static int fixup_options(struct thread_data *td) { struct thread_options *o = &td->o; + 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; + } + if (o->rwmix[DDIR_READ] + o->rwmix[DDIR_WRITE] > 100) o->rwmix[DDIR_WRITE] = 100 - o->rwmix[DDIR_READ]; @@ -216,9 +239,6 @@ static int fixup_options(struct thread_data *td) if (!o->file_size_high) o->file_size_high = o->file_size_low; - if (td_read(td) && !td_rw(td)) - o->verify = 0; - if (o->norandommap && o->verify != VERIFY_NONE) { log_err("fio: norandommap given, verify disabled\n"); o->verify = VERIFY_NONE; @@ -268,6 +288,11 @@ static int fixup_options(struct thread_data *td) return 1; } + if (!o->timeout && o->time_based) { + log_err("fio: time_based requires a runtime/timeout setting\n"); + o->time_based = 0; + } + return 0; } @@ -381,6 +406,14 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) if (td == &def_thread) return 0; + /* + * if we are just dumping the output command line, don't add the job + */ + if (dump_cmdline) { + put_job(td); + return 0; + } + engine = get_engine_name(td->o.ioengine); td->io_ops = load_ioengine(td, engine); if (!td->io_ops) { @@ -413,6 +446,13 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) if (fixup_options(td)) goto err; + if (td->io_ops->flags & FIO_DISKLESSIO) { + struct fio_file *f; + + for_each_file(td, f, i) + f->real_file_size = -1ULL; + } + td->mutex = fio_sem_init(0); td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; @@ -481,6 +521,7 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) td_new->o.numjobs = 1; td_new->o.stonewall = 0; + td_new->o.new_group = 0; if (file_alloced) { td_new->o.filename = NULL; @@ -524,35 +565,65 @@ static int parse_jobs_ini(char *file, int stonewall_flag) unsigned int global; struct thread_data *td; char *string, *name; - fpos_t off; FILE *f; char *p; int ret = 0, stonewall; + int first_sect = 1; + int skip_fgets = 0; + + if (!strcmp(file, "-")) + f = stdin; + else + f = fopen(file, "r"); - f = fopen(file, "r"); if (!f) { perror("fopen job file"); return 1; } string = malloc(4096); - name = malloc(256); - memset(name, 0, 256); + + /* + * it's really 256 + small bit, 280 should suffice + */ + name = malloc(280); + memset(name, 0, 280); stonewall = stonewall_flag; do { - p = fgets(string, 4095, f); - if (!p) - break; + /* + * if skip_fgets is set, we already have loaded a line we + * haven't handled. + */ + if (!skip_fgets) { + p = fgets(string, 4095, f); + if (!p) + break; + } + + skip_fgets = 0; + strip_blank_front(&p); + strip_blank_end(p); + if (is_empty_or_comment(p)) continue; - if (sscanf(p, "[%255s]", name) != 1) - continue; + if (sscanf(p, "[%255s]", name) != 1) { + log_err("fio: option <%s> outside of [] job section\n", p); + break; + } global = !strncmp(name, "global", 6); name[strlen(name) - 1] = '\0'; + if (dump_cmdline) { + if (first_sect) + log_info("fio "); + if (!global) + log_info("--name=%s ", name); + first_sect = 0; + } + td = get_new_job(global, &def_thread); if (!td) { ret = 1; @@ -567,40 +638,48 @@ static int parse_jobs_ini(char *file, int stonewall_flag) stonewall = 0; } - fgetpos(f, &off); while ((p = fgets(string, 4096, f)) != NULL) { if (is_empty_or_comment(p)) continue; strip_blank_front(&p); - if (p[0] == '[') + /* + * new section, break out and make sure we don't + * fgets() a new line at the top. + */ + if (p[0] == '[') { + skip_fgets = 1; break; + } strip_blank_end(p); - fgetpos(f, &off); - /* * Don't break here, continue parsing options so we * dump all the bad ones. Makes trial/error fixups * easier on the user. */ ret |= fio_option_parse(td, p); + if (!ret && dump_cmdline) + log_info("--%s ", p); } - if (!ret) { - fsetpos(f, &off); + if (!ret) ret = add_job(td, name, 0); - } else { + else { log_err("fio: job %s dropped\n", name); put_job(td); } } while (!ret); + if (dump_cmdline) + log_info("\n"); + free(string); free(name); - fclose(f); + if (f != stdin) + fclose(f); return ret; } @@ -608,10 +687,7 @@ static int fill_def_thread(void) { memset(&def_thread, 0, sizeof(def_thread)); - if (fio_getaffinity(getpid(), &def_thread.o.cpumask) == -1) { - perror("sched_getaffinity"); - return 1; - } + fio_getaffinity(getpid(), &def_thread.o.cpumask); /* * fill default options @@ -622,10 +698,6 @@ static int fill_def_thread(void) def_thread.o.write_bw_log = write_bw_log; def_thread.o.write_lat_log = write_lat_log; -#ifdef FIO_HAVE_DISK_UTIL - def_thread.o.do_disk_util = 1; -#endif - return 0; } @@ -674,6 +746,7 @@ static int setup_thread_area(void) return 1; } + memset(threads, 0, max_jobs * sizeof(struct thread_data)); atexit(free_shm); return 0; } @@ -689,6 +762,9 @@ static void usage(void) printf("\t--version\tPrint version info and exit\n"); printf("\t--help\t\tPrint this page\n"); printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); + printf("\t--showcmd\tTurn a job file into command line options\n"); + printf("\t--eta=when\tWhen ETA estimate should be printed\n"); + printf("\t \tMay be \"always\", \"never\" or \"auto\"\n"); } static int parse_cmd_line(int argc, char *argv[]) @@ -723,9 +799,21 @@ static int parse_cmd_line(int argc, char *argv[]) exit(0); case 'c': exit(fio_show_option_help(optarg)); + case 's': + dump_cmdline = 1; + break; + case 'r': + read_only = 1; + break; case 'v': printf("%s\n", fio_version_string); exit(0); + case 'e': + if (!strcmp("always", optarg)) + eta_print = FIO_ETA_ALWAYS; + else if (!strcmp("never", optarg)) + eta_print = FIO_ETA_NEVER; + break; case FIO_GETOPT_JOB: { const char *opt = long_options[lidx].name; char *val = optarg; @@ -739,7 +827,11 @@ static int parse_cmd_line(int argc, char *argv[]) td = NULL; } if (!td) { - int global = !strncmp(val, "global", 6); + int global = 0; + + if (strncmp(opt, "name", 4) || + !strncmp(val, "global", 6)) + global = 1; td = get_new_job(global, &def_thread); if (!td) @@ -805,6 +897,9 @@ int parse_options(int argc, char *argv[]) options_mem_free(&def_thread); if (!thread_number) { + if (dump_cmdline) + return 0; + log_err("No jobs defined(s)\n"); return 1; }