[PATCH] Add support for giving multiple job files
authorJens Axboe <axboe@suse.de>
Fri, 9 Jun 2006 09:08:56 +0000 (11:08 +0200)
committerJens Axboe <axboe@suse.de>
Fri, 9 Jun 2006 09:08:56 +0000 (11:08 +0200)
README
fio.c
init.c

diff --git a/README b/README
index fccb92f..79d71f9 100644 (file)
--- a/README
+++ b/README
@@ -39,8 +39,8 @@ Likewise with OpenSolaris, use the Makefile.solaris to compile there.
 This might change in the future if I opt for an autoconf type setup.
 
 
-Options
--------
+Command line
+------------
 
 $ fio
        -s IO is sequential
@@ -56,6 +56,10 @@ $ fio
        -h Print help info
        -v Print version information and exit
 
+Any parameters following the options will be assumed to be job files.
+You can add as many as you want, each job file will be regarded as a
+separate group and fio will stonewall it's execution.
+
 
 Job file
 --------
@@ -209,7 +213,7 @@ Interpreting the output
 fio spits out a lot of output. While running, fio will display the
 status of the jobs created. An example of that would be:
 
-Threads now running: 2 : [ww] [5.73% done]
+Threads running: 1: [_r] [24.79% done] [eta 00h:01m:31s]
 
 The characters inside the square brackets denote the current status of
 each thread. The possible values (in typical life cycle order) are:
@@ -232,7 +236,8 @@ _           Thread reaped.
 
 The other values are fairly self explanatory - number of threads
 currently running and doing io, and the estimated completion percentage
-and time.
+and time for the running group. It's impossible to estimate runtime
+of the following groups (if any).
 
 When fio is done (or interrupted by ctrl-c), it will show the data for
 each thread, group of threads, and disks in that order. For each data
diff --git a/fio.c b/fio.c
index 65d9498..3cc0989 100644 (file)
--- a/fio.c
+++ b/fio.c
@@ -1552,7 +1552,7 @@ static int thread_eta(struct thread_data *td, unsigned long elapsed)
                else if (t_eta)
                        eta_sec = t_eta;
                else
-                       eta_sec = INT_MAX;
+                       eta_sec = 0;
        } else {
                /*
                 * thread is already done or waiting for fsync
@@ -1803,7 +1803,6 @@ static void run_threads(void)
                 * Wait for the started threads to transition to
                 * TD_INITIALIZED.
                 */
-               printf("fio: Waiting for threads to initialize...\n");
                gettimeofday(&this_start, NULL);
                left = this_jobs;
                while (left) {
@@ -1842,7 +1841,6 @@ static void run_threads(void)
                /*
                 * start created threads (TD_INITIALIZED -> TD_RUNNING).
                 */
-               printf("fio: Go for launch\n");
                for (i = 0; i < thread_number; i++) {
                        td = &threads[i];
 
diff --git a/init.c b/init.c
index 6bf3385..de9cb49 100644 (file)
--- a/init.c
+++ b/init.c
 #define DEF_RWMIX_READ         (50)
 #define DEF_NICE               (0)
 
+static int def_sequential = DEF_SEQUENTIAL;
+static int def_bs = DEF_BS;
+static int def_timeout = DEF_TIMEOUT;
+static int def_repeatable = DEF_RAND_REPEAT;
+static int def_odirect = DEF_ODIRECT;
+
 static char fio_version_string[] = "fio 1.4";
 
-static int repeatable = DEF_RAND_REPEAT;
-static char *ini_file;
+static char **ini_file;
 static int max_jobs = MAX_JOBS;
 
 struct thread_data def_thread;
@@ -72,7 +77,6 @@ static struct thread_data *get_new_job(int global, struct thread_data *parent)
 
        td->fd = -1;
        td->thread_number = thread_number;
-
        return td;
 }
 
@@ -229,7 +233,7 @@ int init_random_state(struct thread_data *td)
        if (td->sequential)
                return 0;
 
-       if (repeatable)
+       if (def_repeatable)
                seeds[3] = DEF_RANDSEED;
 
        blocks = (td->io_size + td->min_bs - 1) / td->min_bs;
@@ -579,7 +583,7 @@ int parse_jobs_ini(char *file)
        fpos_t off;
        FILE *f;
        char *p;
-       int ret = 0;
+       int ret = 0, stonewall = 1;
 
        f = fopen(file, "r");
        if (!f) {
@@ -609,6 +613,14 @@ int parse_jobs_ini(char *file)
                        break;
                }
 
+               /*
+                * Seperate multiple job files by a stonewall
+                */
+               if (stonewall) {
+                       td->stonewall = stonewall;
+                       stonewall = 0;
+               }
+
                fgetpos(f, &off);
                while ((p = fgets(string, 4096, f)) != NULL) {
                        if (is_empty_or_comment(p))
@@ -913,15 +925,15 @@ static int fill_def_thread(void)
         */
        def_thread.ddir = DDIR_READ;
        def_thread.iomix = 0;
-       def_thread.bs = DEF_BS;
+       def_thread.bs = def_bs;
        def_thread.min_bs = -1;
        def_thread.max_bs = -1;
        def_thread.io_engine = DEF_IO_ENGINE;
        strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME);
-       def_thread.odirect = DEF_ODIRECT;
+       def_thread.odirect = def_odirect;
        def_thread.ratecycle = DEF_RATE_CYCLE;
-       def_thread.sequential = DEF_SEQUENTIAL;
-       def_thread.timeout = DEF_TIMEOUT;
+       def_thread.sequential = def_sequential;
+       def_thread.timeout = def_timeout;
        def_thread.create_file = DEF_CREATE;
        def_thread.overwrite = DEF_OVERWRITE;
        def_thread.invalidate_cache = DEF_INVALIDATE;
@@ -959,43 +971,54 @@ static void usage(char *name)
        printf("\t-v Print version info and exit\n");
 }
 
-static void parse_cmd_line(int argc, char *argv[])
+static int parse_cmd_line(int argc, char *argv[])
 {
-       int c;
+       int c, idx = 1, ini_idx = 0;
 
        while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvhO:")) != EOF) {
                switch (c) {
                        case 's':
-                               def_thread.sequential = !!atoi(optarg);
+                               def_sequential = !!atoi(optarg);
+                               idx++;
                                break;
                        case 'b':
-                               def_thread.bs = atoi(optarg);
-                               def_thread.bs <<= 10;
-                               if (!def_thread.bs) {
+                               def_bs = atoi(optarg);
+                               def_bs <<= 10;
+                               if (!def_bs) {
                                        printf("bad block size\n");
-                                       def_thread.bs = DEF_BS;
+                                       def_bs = DEF_BS;
                                }
+                               idx++;
                                break;
                        case 't':
-                               def_thread.timeout = atoi(optarg);
+                               def_timeout = atoi(optarg);
+                               idx++;
                                break;
                        case 'r':
-                               repeatable = !!atoi(optarg);
+                               def_repeatable = !!atoi(optarg);
+                               idx++;
                                break;
                        case 'R':
                                rate_quit = !!atoi(optarg);
+                               idx++;
                                break;
                        case 'o':
-                               def_thread.odirect = !!atoi(optarg);
+                               def_odirect = !!atoi(optarg);
+                               idx++;
                                break;
                        case 'f':
-                               ini_file = strdup(optarg);
+                               ini_idx++;
+                               ini_file = realloc(ini_file, ini_idx * sizeof(char *));
+                               ini_file[ini_idx - 1] = strdup(optarg);
+                               idx++;
                                break;
                        case 'l':
                                write_lat_log = 1;
+                               idx++;
                                break;
                        case 'w':
                                write_bw_log = 1;
+                               idx++;
                                break;
                        case 'O':
                                f_out = fopen(optarg, "w+");
@@ -1004,6 +1027,7 @@ static void parse_cmd_line(int argc, char *argv[])
                                        exit(1);
                                }
                                f_err = f_out;
+                               idx++;
                                break;
                        case 'h':
                                usage(argv[0]);
@@ -1014,12 +1038,19 @@ static void parse_cmd_line(int argc, char *argv[])
                }
        }
 
-       if (!ini_file && argc > 1 && argv[argc - 1][0] != '-')
-               ini_file = strdup(argv[argc - 1]);
+       while (idx < argc) {
+               ini_idx++;
+               ini_file = realloc(ini_file, ini_idx * sizeof(char *));
+               ini_file[ini_idx - 1] = strdup(argv[idx]);
+               idx++;
+       }
+               
        if (!f_out) {
                f_out = stdout;
                f_err = stderr;
        }
+
+       return ini_idx;
 }
 
 static void free_shm(void)
@@ -1068,21 +1099,26 @@ static int setup_thread_area(void)
 
 int parse_options(int argc, char *argv[])
 {
+       int job_files, i;
+
        if (setup_thread_area())
                return 1;
        if (fill_def_thread())
                return 1;
 
-       parse_cmd_line(argc, argv);
-
-       if (!ini_file) {
-               log_err("Need job file\n");
+       job_files = parse_cmd_line(argc, argv);
+       if (!job_files) {
+               log_err("Need job file(s)\n");
                usage(argv[0]);
                return 1;
        }
 
-       if (parse_jobs_ini(ini_file))
-               return 1;
+       for (i = 0; i < job_files; i++) {
+               if (fill_def_thread())
+                       return 1;
+               if (parse_jobs_ini(ini_file[i]))
+                       return 1;
+       }
 
        return 0;
 }