Fio 1.16.9

[fio.git] / init.c

diff --git a/init.c b/init.c
index 23fe8dc69e2bfb820e9de322919bd315eac9249a..8be2a10a5a1cd779952bc655633b90698592c5cc 100644 (file)
--- a/init.c
+++ b/init.c
@@ -17,12 +17,13 @@
 #include "fio.h"
 #include "parse.h"
 
-static char fio_version_string[] = "fio 1.14a";
+static char fio_version_string[] = "fio 1.16.9";
 
 #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;
@@ -85,6 +86,11 @@ static struct option long_options[FIO_NR_OPTIONS] = {
                .has_arg        = optional_argument,
                .val            = 'c',
        },
+       {
+               .name           = "showcmd",
+               .has_arg        = no_argument,
+               .val            = 's'
+       },
        {
                .name           = NULL,
        },
@@ -115,6 +121,9 @@ static struct thread_data *get_new_job(int global, struct thread_data *parent)
        td = &threads[thread_number++];
        *td = *parent;
 
+       dup_files(td, parent);
+       options_mem_dupe(td);
+
        td->thread_number = thread_number;
        return td;
 }
@@ -171,8 +180,8 @@ static int fixup_options(struct thread_data *td)
 {
        struct thread_options *o = &td->o;
 
-       if (!o->rwmixread && o->rwmixwrite)
-               o->rwmixread = 100 - o->rwmixwrite;
+       if (o->rwmix[DDIR_READ] + o->rwmix[DDIR_WRITE] > 100)
+               o->rwmix[DDIR_WRITE] = 100 - o->rwmix[DDIR_READ];
 
        if (o->write_iolog_file && o->read_iolog_file) {
                log_err("fio: read iolog overrides write_iolog\n");
@@ -265,6 +274,11 @@ 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;
 }
 
@@ -358,7 +372,6 @@ static int init_random_state(struct thread_data *td)
        return 0;
 }
 
-
 /*
  * Adds a job to the list of things todo. Sanitizes the various options
  * to make sure we don't have conflicts, and initializes various
@@ -369,7 +382,6 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
        const char *ddir_str[] = { NULL, "read", "write", "rw", NULL,
                                   "randread", "randwrite", "randrw" };
        unsigned int i;
-       struct fio_file *f;
        const char *engine;
        char fname[PATH_MAX];
        int numjobs, file_alloced;
@@ -380,6 +392,14 @@ 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) {
@@ -412,20 +432,22 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
        if (fixup_options(td))
                goto err;
 
-       for_each_file(td, f, i) {
-               if (td->o.directory && f->filetype == FIO_TYPE_FILE) {
-                       sprintf(fname, "%s/%s", td->o.directory, f->file_name);
-                       f->file_name = strdup(fname);
-               }
+       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;
        td->ts.slat_stat[0].min_val = td->ts.slat_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;
 
-       if ((td->o.stonewall || td->o.numjobs > 1) && prev_group_jobs) {
+       if ((td->o.stonewall || td->o.numjobs > 1 || td->o.new_group)
+            && prev_group_jobs) {
                prev_group_jobs = 0;
                groupid++;
        }
@@ -485,6 +507,7 @@ 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;
@@ -498,11 +521,6 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
                        goto err;
        }
 
-       if (td->o.numjobs > 1) {
-               groupid++;
-               prev_group_jobs = 0;
-       }
-
        return 0;
 err:
        put_job(td);
@@ -537,6 +555,7 @@ static int parse_jobs_ini(char *file, int stonewall_flag)
        FILE *f;
        char *p;
        int ret = 0, stonewall;
+       int first_sect = 1;
 
        f = fopen(file, "r");
        if (!f) {
@@ -545,23 +564,41 @@ static int parse_jobs_ini(char *file, int stonewall_flag)
        }
 
        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;
+
+               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;
@@ -596,6 +633,8 @@ static int parse_jobs_ini(char *file, int stonewall_flag)
                         * easier on the user.
                         */
                        ret |= fio_option_parse(td, p);
+                       if (!ret && dump_cmdline)
+                               log_info("--%s ", p);
                }
 
                if (!ret) {
@@ -607,6 +646,9 @@ static int parse_jobs_ini(char *file, int stonewall_flag)
                }
        } while (!ret);
 
+       if (dump_cmdline)
+               log_info("\n");
+
        free(string);
        free(name);
        fclose(f);
@@ -617,10 +659,7 @@ 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
@@ -631,10 +670,6 @@ 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;
 }
 
@@ -698,6 +733,7 @@ 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");
 }
 
 static int parse_cmd_line(int argc, char *argv[])
@@ -732,6 +768,9 @@ 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 'v':
                        printf("%s\n", fio_version_string);
                        exit(0);
@@ -748,7 +787,11 @@ 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)
@@ -811,8 +854,12 @@ int parse_options(int argc, char *argv[])
        }
 
        free(ini_file);
+       options_mem_free(&def_thread);
 
        if (!thread_number) {
+               if (dump_cmdline)
+                       return 0;
+
                log_err("No jobs defined(s)\n");
                return 1;
        }