X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=init.c;h=9e2d1131d276637983094c1cbdf5afbb9172225a;hp=a682423e9801be03a120b6d038f0b8fd6c762c1c;hb=9a3f110001f68968def40797bed5632c2406cdfa;hpb=108fea772db5f1dd91e2fb67737e3e0d36827b76 diff --git a/init.c b/init.c index a682423e..9e2d1131 100644 --- a/init.c +++ b/init.c @@ -9,19 +9,24 @@ #include #include #include -#include #include #include #include "fio.h" +#ifndef FIO_NO_HAVE_SHM_H +#include +#endif + #include "parse.h" #include "smalloc.h" #include "filehash.h" #include "verify.h" #include "profile.h" #include "server.h" +#include "idletime.h" #include "lib/getopt.h" +#include "lib/strcasestr.h" const char fio_version_string[] = FIO_VERSION; @@ -31,14 +36,15 @@ static char **ini_file; static int max_jobs = FIO_MAX_JOBS; static int dump_cmdline; static int def_timeout; +static int parse_only; static struct thread_data def_thread; struct thread_data *threads = NULL; int exitall_on_terminate = 0; int output_format = FIO_OUTPUT_NORMAL; -int eta_print; -unsigned long long mlock_size = 0; +int eta_print = FIO_ETA_AUTO; +int eta_new_line = 0; FILE *f_out = NULL; FILE *f_err = NULL; char **job_sections = NULL; @@ -64,26 +70,6 @@ unsigned int *fio_debug_jobp = NULL; static char cmd_optstr[256]; static int did_arg; -const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { - { .u.f = 1.00 }, - { .u.f = 5.00 }, - { .u.f = 10.00 }, - { .u.f = 20.00 }, - { .u.f = 30.00 }, - { .u.f = 40.00 }, - { .u.f = 50.00 }, - { .u.f = 60.00 }, - { .u.f = 70.00 }, - { .u.f = 80.00 }, - { .u.f = 90.00 }, - { .u.f = 95.00 }, - { .u.f = 99.00 }, - { .u.f = 99.50 }, - { .u.f = 99.90 }, - { .u.f = 99.95 }, - { .u.f = 99.99 }, -}; - #define FIO_CLIENT_FLAG (1 << 16) /* @@ -156,11 +142,21 @@ static struct option l_opts[FIO_NR_OPTIONS] = { .has_arg = required_argument, .val = 'e' | FIO_CLIENT_FLAG, }, + { + .name = (char *) "eta-newline", + .has_arg = required_argument, + .val = 'E' | FIO_CLIENT_FLAG, + }, { .name = (char *) "debug", .has_arg = required_argument, .val = 'd' | FIO_CLIENT_FLAG, }, + { + .name = (char *) "parse-only", + .has_arg = no_argument, + .val = 'P' | FIO_CLIENT_FLAG, + }, { .name = (char *) "section", .has_arg = required_argument, @@ -205,6 +201,16 @@ static struct option l_opts[FIO_NR_OPTIONS] = { .has_arg = required_argument, .val = 'C', }, + { + .name = (char *) "cpuclock-test", + .has_arg = no_argument, + .val = 'T', + }, + { + .name = (char *) "idle-prof", + .has_arg = required_argument, + .val = 'I', + }, { .name = NULL, }, @@ -415,7 +421,7 @@ static int fixup_options(struct thread_data *td) /* * only really works with 1 file */ - if (o->zone_size && o->open_files == 1) + if (o->zone_size && o->open_files > 1) o->zone_size = 0; /* @@ -489,17 +495,8 @@ static int fixup_options(struct thread_data *td) /* * The low water mark cannot be bigger than the iodepth */ - if (o->iodepth_low > o->iodepth || !o->iodepth_low) { - /* - * syslet work around - if the workload is sequential, - * we want to let the queue drain all the way down to - * avoid seeking between async threads - */ - if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) - o->iodepth_low = 1; - else - o->iodepth_low = o->iodepth; - } + if (o->iodepth_low > o->iodepth || !o->iodepth_low) + o->iodepth_low = o->iodepth; /* * If batch number isn't set, default to the same as iodepth @@ -562,7 +559,14 @@ static int fixup_options(struct thread_data *td) } } -#ifndef FIO_HAVE_FDATASYNC + if (!o->unit_base) { + if (td->io_ops->flags & FIO_BIT_BASED) + o->unit_base = 1; + else + o->unit_base = 8; + } + +#ifndef CONFIG_FDATASYNC if (o->fdatasync_blocks) { log_info("fio: this platform does not support fdatasync()" " falling back to using fsync(). Use the 'fsync'" @@ -596,6 +600,13 @@ static int fixup_options(struct thread_data *td) td->o.compress_percentage = 0; } + /* + * Using a non-uniform random distribution excludes usage of + * a random map + */ + if (td->o.random_distribution != FIO_RAND_DIST_RANDOM) + td->o.norandommap = 1; + return ret; } @@ -616,7 +627,7 @@ static char *to_kmg(unsigned int val) p++; } while (*p); - snprintf(buf, 31, "%u%c", val, *p); + snprintf(buf, 32, "%u%c", val, *p); return buf; } @@ -651,44 +662,44 @@ static int exists_and_not_file(const char *filename) static void td_fill_rand_seeds_os(struct thread_data *td) { - os_random_seed(td->rand_seeds[0], &td->bsrange_state); - os_random_seed(td->rand_seeds[1], &td->verify_state); - os_random_seed(td->rand_seeds[2], &td->rwmix_state); + os_random_seed(td->rand_seeds[FIO_RAND_BS_OFF], &td->bsrange_state); + os_random_seed(td->rand_seeds[FIO_RAND_VER_OFF], &td->verify_state); + os_random_seed(td->rand_seeds[FIO_RAND_MIX_OFF], &td->rwmix_state); if (td->o.file_service_type == FIO_FSERVICE_RANDOM) - os_random_seed(td->rand_seeds[3], &td->next_file_state); + os_random_seed(td->rand_seeds[FIO_RAND_FILE_OFF], &td->next_file_state); - os_random_seed(td->rand_seeds[5], &td->file_size_state); - os_random_seed(td->rand_seeds[6], &td->trim_state); + os_random_seed(td->rand_seeds[FIO_RAND_FILE_SIZE_OFF], &td->file_size_state); + os_random_seed(td->rand_seeds[FIO_RAND_TRIM_OFF], &td->trim_state); if (!td_random(td)) return; if (td->o.rand_repeatable) - td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; + td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; - os_random_seed(td->rand_seeds[4], &td->random_state); + os_random_seed(td->rand_seeds[FIO_RAND_BLOCK_OFF], &td->random_state); } static void td_fill_rand_seeds_internal(struct thread_data *td) { - init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); - init_rand_seed(&td->__verify_state, td->rand_seeds[1]); - init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); + init_rand_seed(&td->__bsrange_state, td->rand_seeds[FIO_RAND_BS_OFF]); + init_rand_seed(&td->__verify_state, td->rand_seeds[FIO_RAND_VER_OFF]); + init_rand_seed(&td->__rwmix_state, td->rand_seeds[FIO_RAND_MIX_OFF]); if (td->o.file_service_type == FIO_FSERVICE_RANDOM) - init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); + init_rand_seed(&td->__next_file_state, td->rand_seeds[FIO_RAND_FILE_OFF]); - init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); - init_rand_seed(&td->__trim_state, td->rand_seeds[6]); + init_rand_seed(&td->__file_size_state, td->rand_seeds[FIO_RAND_FILE_SIZE_OFF]); + init_rand_seed(&td->__trim_state, td->rand_seeds[FIO_RAND_TRIM_OFF]); if (!td_random(td)) return; if (td->o.rand_repeatable) - td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; + td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; - init_rand_seed(&td->__random_state, td->rand_seeds[4]); + init_rand_seed(&td->__random_state, td->rand_seeds[FIO_RAND_BLOCK_OFF]); } void td_fill_rand_seeds(struct thread_data *td) @@ -698,10 +709,9 @@ void td_fill_rand_seeds(struct thread_data *td) else td_fill_rand_seeds_internal(td); - init_rand_seed(&td->buf_state, td->rand_seeds[7]); + init_rand_seed(&td->buf_state, td->rand_seeds[FIO_RAND_BUF_OFF]); } - /* * Initializes the ioengine configured for a job, if it has not been done so * already. @@ -758,6 +768,120 @@ int ioengine_load(struct thread_data *td) return 0; } +static void init_flags(struct thread_data *td) +{ + struct thread_options *o = &td->o; + + if (o->verify_backlog) + td->flags |= TD_F_VER_BACKLOG; + if (o->trim_backlog) + td->flags |= TD_F_TRIM_BACKLOG; + if (o->read_iolog_file) + td->flags |= TD_F_READ_IOLOG; + if (o->refill_buffers) + td->flags |= TD_F_REFILL_BUFFERS; + if (o->scramble_buffers) + td->flags |= TD_F_SCRAMBLE_BUFFERS; + if (o->verify != VERIFY_NONE) + td->flags |= TD_F_VER_NONE; +} + +static int setup_random_seeds(struct thread_data *td) +{ + unsigned long seed; + unsigned int i; + + if (!td->o.rand_repeatable) + return init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds)); + + for (seed = 0x89, i = 0; i < 4; i++) + seed *= 0x9e370001UL; + + for (i = 0; i < FIO_RAND_NR_OFFS; i++) { + td->rand_seeds[i] = seed; + seed *= 0x9e370001UL; + } + + td_fill_rand_seeds(td); + return 0; +} + +enum { + FPRE_NONE = 0, + FPRE_JOBNAME, + FPRE_JOBNUM, + FPRE_FILENUM +}; + +static struct fpre_keyword { + const char *keyword; + size_t strlen; + int key; +} fpre_keywords[] = { + { .keyword = "$jobname", .key = FPRE_JOBNAME, }, + { .keyword = "$jobnum", .key = FPRE_JOBNUM, }, + { .keyword = "$filenum", .key = FPRE_FILENUM, }, + { .keyword = NULL, }, + }; + +static char *make_filename(char *buf, struct thread_options *o, + const char *jobname, int jobnum, int filenum) +{ + struct fpre_keyword *f; + char copy[PATH_MAX]; + + if (!o->filename_format || !strlen(o->filename_format)) { + sprintf(buf, "%s.%d.%d", jobname, jobnum, filenum); + return NULL; + } + + for (f = &fpre_keywords[0]; f->keyword; f++) + f->strlen = strlen(f->keyword); + + strcpy(buf, o->filename_format); + memset(copy, 0, sizeof(copy)); + for (f = &fpre_keywords[0]; f->keyword; f++) { + do { + size_t pre_len, post_start = 0; + char *str, *dst = copy; + + str = strcasestr(buf, f->keyword); + if (!str) + break; + + pre_len = str - buf; + if (strlen(str) != f->strlen) + post_start = pre_len + f->strlen; + + if (pre_len) { + strncpy(dst, buf, pre_len); + dst += pre_len; + } + + switch (f->key) { + case FPRE_JOBNAME: + dst += sprintf(dst, "%s", jobname); + break; + case FPRE_JOBNUM: + dst += sprintf(dst, "%d", jobnum); + break; + case FPRE_FILENUM: + dst += sprintf(dst, "%d", filenum); + break; + default: + assert(0); + break; + } + + if (post_start) + strcpy(dst, buf + post_start); + + strcpy(buf, copy); + } while (1); + } + + return buf; +} /* * Adds a job to the list of things todo. Sanitizes the various options * to make sure we don't have conflicts, and initializes various @@ -771,6 +895,7 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) unsigned int i; char fname[PATH_MAX]; int numjobs, file_alloced; + struct thread_options *o = &td->o; /* * the def_thread is just for options, it's not a real job @@ -778,10 +903,12 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) if (td == &def_thread) return 0; + init_flags(td); + /* * if we are just dumping the output command line, don't add the job */ - if (dump_cmdline) { + if (dump_cmdline || parse_only) { put_job(td); return 0; } @@ -792,26 +919,23 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) if (ioengine_load(td)) goto err; - if (td->o.use_thread) + if (o->use_thread) nr_thread++; else nr_process++; - if (td->o.odirect) + if (o->odirect) td->io_ops->flags |= FIO_RAWIO; file_alloced = 0; - if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { + if (!o->filename && !td->files_index && !o->read_iolog_file) { file_alloced = 1; - if (td->o.nr_files == 1 && exists_and_not_file(jobname)) + if (o->nr_files == 1 && exists_and_not_file(jobname)) add_file(td, jobname); else { - for (i = 0; i < td->o.nr_files; i++) { - sprintf(fname, "%s.%d.%d", jobname, - td->thread_number, i); - add_file(td, fname); - } + for (i = 0; i < o->nr_files; i++) + add_file(td, make_filename(fname, o, jobname, td->thread_number, i)); } } @@ -836,11 +960,9 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); - td->ts.clat_percentiles = td->o.clat_percentiles; - if (td->o.overwrite_plist) - memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); - else - memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); + td->ts.clat_percentiles = o->clat_percentiles; + td->ts.percentile_precision = o->percentile_precision; + memcpy(td->ts.percentile_list, o->percentile_list, sizeof(o->percentile_list)); for (i = 0; i < DDIR_RWDIR_CNT; i++) { td->ts.clat_stat[i].min_val = ULONG_MAX; @@ -848,9 +970,9 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) td->ts.lat_stat[i].min_val = ULONG_MAX; td->ts.bw_stat[i].min_val = ULONG_MAX; } - td->ddir_seq_nr = td->o.ddir_seq_nr; + td->ddir_seq_nr = o->ddir_seq_nr; - if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { + if ((o->stonewall || o->new_group) && prev_group_jobs) { prev_group_jobs = 0; groupid++; } @@ -858,7 +980,7 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) td->groupid = groupid; prev_group_jobs++; - if (init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds))) { + if (setup_random_seeds(td)) { td_verror(td, errno, "init_random_state"); goto err; } @@ -866,43 +988,41 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) if (setup_rate(td)) goto err; - if (td->o.write_lat_log) { - setup_log(&td->lat_log, td->o.log_avg_msec); - setup_log(&td->slat_log, td->o.log_avg_msec); - setup_log(&td->clat_log, td->o.log_avg_msec); + if (o->write_lat_log) { + setup_log(&td->lat_log, o->log_avg_msec); + setup_log(&td->slat_log, o->log_avg_msec); + setup_log(&td->clat_log, o->log_avg_msec); } - if (td->o.write_bw_log) - setup_log(&td->bw_log, td->o.log_avg_msec); - if (td->o.write_iops_log) - setup_log(&td->iops_log, td->o.log_avg_msec); + if (o->write_bw_log) + setup_log(&td->bw_log, o->log_avg_msec); + if (o->write_iops_log) + setup_log(&td->iops_log, o->log_avg_msec); - if (!td->o.name) - td->o.name = strdup(jobname); + if (!o->name) + o->name = strdup(jobname); if (output_format == FIO_OUTPUT_NORMAL) { if (!job_add_num) { if (!strcmp(td->io_ops->name, "cpuio")) { log_info("%s: ioengine=cpu, cpuload=%u," - " cpucycle=%u\n", td->o.name, - td->o.cpuload, - td->o.cpucycle); + " cpucycle=%u\n", o->name, + o->cpuload, o->cpucycle); } else { char *c1, *c2, *c3, *c4, *c5, *c6; - c1 = to_kmg(td->o.min_bs[DDIR_READ]); - c2 = to_kmg(td->o.max_bs[DDIR_READ]); - c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); - c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); - c5 = to_kmg(td->o.min_bs[DDIR_TRIM]); - c6 = to_kmg(td->o.max_bs[DDIR_TRIM]); + c1 = to_kmg(o->min_bs[DDIR_READ]); + c2 = to_kmg(o->max_bs[DDIR_READ]); + c3 = to_kmg(o->min_bs[DDIR_WRITE]); + c4 = to_kmg(o->max_bs[DDIR_WRITE]); + c5 = to_kmg(o->min_bs[DDIR_TRIM]); + c6 = to_kmg(o->max_bs[DDIR_TRIM]); log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s," " ioengine=%s, iodepth=%u\n", - td->o.name, td->groupid, - ddir_str[td->o.td_ddir], + o->name, td->groupid, + ddir_str[o->td_ddir], c1, c2, c3, c4, c5, c6, - td->io_ops->name, - td->o.iodepth); + td->io_ops->name, o->iodepth); free(c1); free(c2); @@ -919,7 +1039,7 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) * recurse add identical jobs, clear numjobs and stonewall options * as they don't apply to sub-jobs */ - numjobs = td->o.numjobs; + numjobs = o->numjobs; while (--numjobs) { struct thread_data *td_new = get_new_job(0, td, 1); @@ -1217,6 +1337,7 @@ static void usage(const char *name) printf(" --debug=options\tEnable debug logging. May be one/more of:\n" "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" "\t\t\tdiskutil,job,mutex,profile,time,net\n"); + printf(" --parse-only\t\tParse options only, don't start any IO\n"); printf(" --output\t\tWrite output to file\n"); printf(" --runtime\t\tRuntime in seconds\n"); printf(" --latency-log\t\tGenerate per-job latency logs\n"); @@ -1226,6 +1347,7 @@ static void usage(const char *name) printf(" --terse-version=x\tSet terse version output format to 'x'\n"); printf(" --version\t\tPrint version info and exit\n"); printf(" --help\t\tPrint this page\n"); + printf(" --cpuclock-test\tPerform test/validation of CPU clock\n"); printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" " them\n"); printf(" --enghelp=engine\tPrint ioengine help, or list" @@ -1235,6 +1357,8 @@ static void usage(const char *name) printf(" --showcmd\t\tTurn a job file into command line options\n"); printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); + printf(" --eta-newline=time\tForce a new line for every 'time'"); + printf(" period passed\n"); printf(" --readonly\t\tTurn on safety read-only checks, preventing" " writes\n"); printf(" --section=name\tOnly run specified section in job file\n"); @@ -1245,8 +1369,11 @@ static void usage(const char *name) printf(" --server=args\t\tStart a backend fio server\n"); printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); + printf(" --idle-prof=option\tReport cpu idleness on a system or percpu basis\n" + "\t\t\t(option=system,percpu) or run unit work\n" + "\t\t\tcalibration only (option=calibrate)\n"); printf("\nFio was written by Jens Axboe "); - printf("\n Jens Axboe \n"); + printf("\n Jens Axboe \n"); } #ifdef FIO_INC_DEBUG @@ -1473,10 +1600,24 @@ int parse_cmd_line(int argc, char *argv[]) else if (!strcmp("never", optarg)) eta_print = FIO_ETA_NEVER; break; + case 'E': { + long long t = 0; + + if (str_to_decimal(optarg, &t, 0, NULL)) { + log_err("fio: failed parsing eta time %s\n", optarg); + exit_val = 1; + do_exit++; + } + eta_new_line = t; + break; + } case 'd': if (set_debug(optarg)) do_exit++; break; + case 'P': + parse_only = 1; + break; case 'x': { size_t new_size; @@ -1566,6 +1707,14 @@ int parse_cmd_line(int argc, char *argv[]) case 'D': pid_file = strdup(optarg); break; + case 'I': + if ((ret = fio_idle_prof_parse_opt(optarg))) { + /* exit on error and calibration only */ + do_exit++; + if (ret == -1) + exit_val = 1; + } + break; case 'C': if (is_backend) { log_err("fio: can't be both client and server\n"); @@ -1592,6 +1741,13 @@ int parse_cmd_line(int argc, char *argv[]) optind++; } break; + case 'T': + do_exit++; + exit_val = fio_monotonic_clocktest(); + break; + case '?': + log_err("%s: unrecognized option '%s'\n", argv[0], + argv[optind - 1]); default: do_exit++; exit_val = 1; @@ -1672,7 +1828,7 @@ int parse_options(int argc, char *argv[]) fio_options_free(&def_thread); if (!thread_number) { - if (dump_cmdline) + if (dump_cmdline || parse_only) return 0; if (exec_profile) return 0;