X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=init.c;h=6666f372171d8f188a8fa3493b05feadf5eef9c2;hp=7895e3257c795b1e25b249f94e8f4d550e444992;hb=refs%2Ftags%2Ffio-1.50-rc4;hpb=f6c4c074cc21283f5180f85ee06502544386058a diff --git a/init.c b/init.c index 7895e325..6666f372 100644 --- a/init.c +++ b/init.c @@ -8,7 +8,6 @@ #include #include #include -#include #include #include #include @@ -19,8 +18,11 @@ #include "smalloc.h" #include "filehash.h" #include "verify.h" +#include "profile.h" -static char fio_version_string[] = "fio 1.27.3"; +#include "lib/getopt.h" + +static char fio_version_string[] = "fio 1.50-rc4"; #define FIO_RANDSEED (0xb1899bedUL) @@ -38,6 +40,8 @@ unsigned long long mlock_size = 0; FILE *f_out = NULL; FILE *f_err = NULL; char *job_section = NULL; +char *exec_profile = NULL; +int warnings_fatal = 0; int write_bw_log = 0; int read_only = 0; @@ -51,6 +55,8 @@ unsigned long fio_debug = 0; unsigned int fio_debug_jobno = -1; unsigned int *fio_debug_jobp = NULL; +static char cmd_optstr[256]; + /* * Command line options. These will contain the above, plus a few * extra that only pertain to fio itself and not jobs. @@ -126,6 +132,16 @@ static struct option l_opts[FIO_NR_OPTIONS] = { .has_arg = required_argument, .val = 'a', }, + { + .name = "profile", + .has_arg = required_argument, + .val = 'p', + }, + { + .name = "warnings-fatal", + .has_arg = no_argument, + .val = 'w', + }, { .name = NULL, }, @@ -150,15 +166,22 @@ static struct thread_data *get_new_job(int global, struct thread_data *parent) if (global) return &def_thread; - if (thread_number >= max_jobs) + if (thread_number >= max_jobs) { + log_err("error: maximum number of jobs (%d) reached.\n", + max_jobs); return NULL; + } td = &threads[thread_number++]; *td = *parent; + td->o.uid = td->o.gid = -1U; + dup_files(td, parent); options_mem_dupe(td); + profile_add_hooks(td); + td->thread_number = thread_number; return td; } @@ -167,6 +190,8 @@ static void put_job(struct thread_data *td) { if (td == &def_thread) return; + + profile_td_exit(td); if (td->error) log_info("fio: %s\n", td->verror); @@ -178,21 +203,21 @@ static void put_job(struct thread_data *td) static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) { unsigned int bs = td->o.min_bs[ddir]; - unsigned long long rate; - unsigned long ios_per_msec; + unsigned long long bytes_per_sec; + + assert(ddir_rw(ddir)); - if (td->o.rate[ddir]) { - rate = td->o.rate[ddir]; - ios_per_msec = (rate * 1000LL) / bs; - } else - ios_per_msec = td->o.rate_iops[ddir] * 1000UL; + if (td->o.rate[ddir]) + bytes_per_sec = td->o.rate[ddir]; + else + bytes_per_sec = td->o.rate_iops[ddir] * bs; - if (!ios_per_msec) { + if (!bytes_per_sec) { log_err("rate lower than supported\n"); return -1; } - td->rate_usec_cycle[ddir] = 1000000000ULL / ios_per_msec; + td->rate_nsec_cycle[ddir] = 1000000000ULL / bytes_per_sec; td->rate_pending_usleep[ddir] = 0; return 0; } @@ -223,34 +248,23 @@ static int fixed_block_size(struct thread_options *o) static int fixup_options(struct thread_data *td) { struct thread_options *o = &td->o; + int ret = 0; #ifndef FIO_HAVE_PSHARED_MUTEX - if (!td->o.use_thread) { + if (!o->use_thread) { log_info("fio: this platform does not support process shared" " mutexes, forcing use of threads. Use the 'thread'" " option to get rid of this warning.\n"); - td->o.use_thread = 1; + o->use_thread = 1; + ret = warnings_fatal; } #endif -#ifndef FIO_HAVE_CPU_AFFINITY - if (td->o.gtod_cpu) { - log_err("fio: platform must support CPU affinity for" - "gettimeofday() offloading\n"); - return 1; - } -#endif - - 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->write_iolog_file && o->read_iolog_file) { log_err("fio: read iolog overrides write_iolog\n"); free(o->write_iolog_file); o->write_iolog_file = NULL; + ret = warnings_fatal; } /* @@ -286,9 +300,10 @@ static int fixup_options(struct thread_data *td) if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && - !td->o.norandommap) { + !o->norandommap) { log_err("fio: Any use of blockalign= turns off randommap\n"); - td->o.norandommap = 1; + o->norandommap = 1; + ret = warnings_fatal; } if (!o->file_size_high) @@ -299,6 +314,7 @@ static int fixup_options(struct thread_data *td) log_err("fio: norandommap given for variable block sizes, " "verify disabled\n"); o->verify = VERIFY_NONE; + ret = warnings_fatal; } if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) log_err("fio: bs_unaligned may not work with raw io\n"); @@ -340,34 +356,66 @@ static int fixup_options(struct thread_data *td) ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + o->rate_iops_min[1]))) { log_err("fio: rate and rate_iops are mutually exclusive\n"); - return 1; + ret = 1; } if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || (o->rate_iops[0] < o->rate_iops_min[0]) || (o->rate_iops[1] < o->rate_iops_min[1])) { log_err("fio: minimum rate exceeds rate\n"); - return 1; + ret = 1; } if (!o->timeout && o->time_based) { log_err("fio: time_based requires a runtime/timeout setting\n"); o->time_based = 0; + ret = warnings_fatal; } if (o->fill_device && !o->size) o->size = -1ULL; - if (td_rw(td) && td->o.verify != VERIFY_NONE) - log_info("fio: mixed read/write workload with verify. May not " - "work as expected, unless you pre-populated the file\n"); + if (o->verify != VERIFY_NONE) { + if (td_rw(td)) { + log_info("fio: mixed read/write workload with verify. " + "May not work as expected, unless you " + "pre-populated the file\n"); + ret = warnings_fatal; + } + if (td_write(td) && o->do_verify && o->numjobs > 1) { + log_info("Multiple writers may overwrite blocks that " + "belong to other jobs. This can cause " + "verification failures.\n"); + ret = warnings_fatal; + } - if (td->o.verify != VERIFY_NONE) - td->o.refill_buffers = 1; + o->refill_buffers = 1; + if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && + !o->verify_interval) + o->verify_interval = o->min_bs[DDIR_WRITE]; + } - if (td->o.pre_read) - td->o.invalidate_cache = 0; + if (o->pre_read) { + o->invalidate_cache = 0; + if (td->io_ops->flags & FIO_PIPEIO) { + log_info("fio: cannot pre-read files with an IO engine" + " that isn't seekable. Pre-read disabled.\n"); + ret = warnings_fatal; + } + } - return 0; +#ifndef FIO_HAVE_FDATASYNC + if (o->fdatasync_blocks) { + log_info("fio: this platform does not support fdatasync()" + " falling back to using fsync(). Use the 'fsync'" + " option instead of 'fdatasync' to get rid of" + " this warning\n"); + o->fsync_blocks = o->fdatasync_blocks; + o->fdatasync_blocks = 0; + ret = warnings_fatal; + } +#endif + + return ret; } /* @@ -412,7 +460,9 @@ static int exists_and_not_file(const char *filename) if (lstat(filename, &sb) == -1) return 0; - if (S_ISREG(sb.st_mode)) + /* \\.\ is the device namespace in Windows, where every file + * is a device node */ + if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) return 0; return 1; @@ -428,6 +478,7 @@ void td_fill_rand_seeds(struct thread_data *td) os_random_seed(td->rand_seeds[3], &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); if (!td_random(td)) return; @@ -492,6 +543,9 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) return 0; } + if (profile_td_init(td)) + return 1; + engine = get_engine_name(td->o.ioengine); td->io_ops = load_ioengine(td, engine); if (!td->io_ops) { @@ -536,11 +590,11 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; + td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; - td->ddir_nr = td->o.ddir_nr; + td->ddir_seq_nr = td->o.ddir_seq_nr; - if ((td->o.stonewall || td->o.numjobs > 1 || td->o.new_group) - && prev_group_jobs) { + if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { prev_group_jobs = 0; groupid++; } @@ -555,6 +609,7 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num) goto err; if (td->o.write_lat_log) { + setup_log(&td->ts.lat_log); setup_log(&td->ts.slat_log); setup_log(&td->ts.clat_log); } @@ -630,6 +685,43 @@ err: return -1; } +/* + * Parse as if 'o' was a command line + */ +void add_job_opts(const char **o) +{ + struct thread_data *td, *td_parent; + int i, in_global = 1; + char jobname[32]; + + i = 0; + td_parent = td = NULL; + while (o[i]) { + if (!strncmp(o[i], "name", 4)) { + in_global = 0; + if (td) + add_job(td, jobname, 0); + td = NULL; + sprintf(jobname, "%s", o[i] + 5); + } + if (in_global && !td_parent) + td_parent = get_new_job(1, &def_thread); + else if (!in_global && !td) { + if (!td_parent) + td_parent = &def_thread; + td = get_new_job(0, td_parent); + } + if (in_global) + fio_options_parse(td_parent, (char **) &o[i], 1); + else + fio_options_parse(td, (char **) &o[i], 1); + i++; + } + + if (td) + add_job(td, jobname, 0); +} + static int skip_this_section(const char *name) { if (!job_section) @@ -721,6 +813,8 @@ static int parse_jobs_ini(char *file, int stonewall_flag) break; } + name[strlen(name) - 1] = '\0'; + if (skip_this_section(name)) { inside_skip = 1; continue; @@ -729,8 +823,6 @@ static int parse_jobs_ini(char *file, int stonewall_flag) global = !strncmp(name, "global", 6); - name[strlen(name) - 1] = '\0'; - if (dump_cmdline) { if (first_sect) log_info("fio "); @@ -826,9 +918,6 @@ static int fill_def_thread(void) fio_fill_default_options(&def_thread); def_thread.o.timeout = def_timeout; - def_thread.o.write_bw_log = write_bw_log; - def_thread.o.write_lat_log = write_lat_log; - return 0; } @@ -900,7 +989,6 @@ static int setup_thread_area(void) static void usage(const char *name) { - printf("%s\n", fio_version_string); printf("%s [options] [job options] \n", name); printf("\t--debug=options\tEnable debug logging\n"); printf("\t--output\tWrite output to file\n"); @@ -920,6 +1008,9 @@ static void usage(const char *name) printf("\t--section=name\tOnly run specified section in job file\n"); printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb" " (def 1024)\n"); + printf("\t--warnings-fatal Fio parser warnings are fatal\n"); + printf("\nFio was written by Jens Axboe "); + printf("\n Jens Axboe \n"); } #ifdef FIO_INC_DEBUG @@ -935,6 +1026,8 @@ struct debug_level debug_levels[] = { { .name = "diskutil", .shift = FD_DISKUTIL }, { .name = "job", .shift = FD_JOB }, { .name = "mutex", .shift = FD_MUTEX }, + { .name = "profile", .shift = FD_PROFILE }, + { .name = "time", .shift = FD_TIME }, { .name = NULL, }, }; @@ -946,8 +1039,6 @@ static int set_debug(const char *string) int i; if (!strcmp(string, "?") || !strcmp(string, "help")) { - int i; - log_info("fio: dumping debug options:"); for (i = 0; debug_levels[i].name; i++) { dl = &debug_levels[i]; @@ -1002,12 +1093,32 @@ static int set_debug(const char *string) } #endif +static void fio_options_fill_optstring(void) +{ + char *ostr = cmd_optstr; + int i, c; + + c = i = 0; + while (l_opts[i].name) { + ostr[c++] = l_opts[i].val; + if (l_opts[i].has_arg == required_argument) + ostr[c++] = ':'; + else if (l_opts[i].has_arg == optional_argument) { + ostr[c++] = ':'; + ostr[c++] = ':'; + } + i++; + } + ostr[c] = '\0'; +} + static int parse_cmd_line(int argc, char *argv[]) { struct thread_data *td = NULL; int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; + char *ostr = cmd_optstr; - while ((c = getopt_long_only(argc, argv, "", l_opts, &lidx)) != -1) { + while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { switch (c) { case 'a': smalloc_pool_size = atoi(optarg); @@ -1018,7 +1129,7 @@ static int parse_cmd_line(int argc, char *argv[]) case 'l': write_lat_log = 1; break; - case 'w': + case 'b': write_bw_log = 1; break; case 'o': @@ -1044,7 +1155,7 @@ static int parse_cmd_line(int argc, char *argv[]) read_only = 1; break; case 'v': - printf("%s\n", fio_version_string); + /* already being printed, just quit */ exit(0); case 'e': if (!strcmp("always", optarg)) @@ -1068,6 +1179,9 @@ static int parse_cmd_line(int argc, char *argv[]) free(job_section); job_section = strdup(optarg); break; + case 'p': + exec_profile = strdup(optarg); + break; case FIO_GETOPT_JOB: { const char *opt = l_opts[lidx].name; char *val = optarg; @@ -1098,6 +1212,9 @@ static int parse_cmd_line(int argc, char *argv[]) ret = fio_cmd_option_parse(td, opt, val); break; } + case 'w': + warnings_fatal = 1; + break; default: do_exit++; exit_val = 1; @@ -1132,6 +1249,9 @@ int parse_options(int argc, char *argv[]) f_out = stdout; f_err = stderr; + log_info("%s\n", fio_version_string); + + fio_options_fill_optstring(); fio_options_dup_and_init(l_opts); if (setup_thread_area()) @@ -1155,8 +1275,10 @@ int parse_options(int argc, char *argv[]) if (!thread_number) { if (dump_cmdline) return 0; + if (exec_profile) + return 0; - log_err("No jobs defined(s)\n"); + log_err("No jobs(s) defined\n\n"); usage(argv[0]); return 1; }