X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=btt%2Fargs.c;h=5c5078ab2c81a8f86a5b1a31e647b346a5d9e736;hb=d025d6c67760a52e34e6c7352f33ad5dbbb4f6f4;hp=a198da26fc9b3b9dc2f46fceffc5230522233603;hpb=21e47d90eb3160c797a9d5ef5032cd371eacedc5;p=blktrace.git diff --git a/btt/args.c b/btt/args.c index a198da2..5c5078a 100644 --- a/btt/args.c +++ b/btt/args.c @@ -25,11 +25,30 @@ #include #include #include - #include "globals.h" -#define S_OPTS "d:D:e:hi:I:lmM:o:s:S:Vv" +#define SETBUFFER_SIZE (64 * 1024) + +#define S_OPTS "aAB:d:D:e:hi:I:l:L:m:M:o:p:P:q:Q:rs:S:t:T:u:VvXz:Z" static struct option l_opts[] = { + { + .name = "seek-absolute", + .has_arg = no_argument, + .flag = NULL, + .val = 'a' + }, + { + .name = "all-data", + .has_arg = no_argument, + .flag = NULL, + .val = 'A' + }, + { + .name = "dump-blocknos", + .has_arg = required_argument, + .flag = NULL, + .val = 'B' + }, { .name = "range-delta", .has_arg = required_argument, @@ -67,14 +86,20 @@ static struct option l_opts[] = { .val = 'I' }, { - .name = "lvm", - .has_arg = no_argument, + .name = "d2c-latencies", + .has_arg = required_argument, .flag = NULL, .val = 'l' }, { - .name = "md", - .has_arg = no_argument, + .name = "periodic-latencies", + .has_arg = required_argument, + .flag = NULL, + .val = 'L' + }, + { + .name = "seeks-per-second", + .has_arg = required_argument, .flag = NULL, .val = 'm' }, @@ -90,6 +115,36 @@ static struct option l_opts[] = { .flag = NULL, .val = 'o' }, + { + .name = "per-io-dump", + .has_arg = required_argument, + .flag = NULL, + .val = 'p' + }, + { + .name = "per-io-trees", + .has_arg = required_argument, + .flag = NULL, + .val = 'P' + }, + { + .name = "q2c-latencies", + .has_arg = required_argument, + .flag = NULL, + .val = 'q' + }, + { + .name = "active-queue-depth", + .has_arg = required_argument, + .flag = NULL, + .val = 'Q' + }, + { + .name = "no-remaps", + .has_arg = no_argument, + .flag = NULL, + .val = 'r' + }, { .name = "seeks", .has_arg = required_argument, @@ -102,6 +157,24 @@ static struct option l_opts[] = { .flag = NULL, .val = 'S' }, + { + .name = "time-start", + .has_arg = required_argument, + .flag = NULL, + .val = 't' + }, + { + .name = "time-end", + .has_arg = required_argument, + .flag = NULL, + .val = 'T' + }, + { + .name = "unplug-hist", + .has_arg = required_argument, + .flag = NULL, + .val = 'u' + }, { .name = "version", .has_arg = no_argument, @@ -114,38 +187,121 @@ static struct option l_opts[] = { .flag = NULL, .val = 'v' }, + { + .name = "do-active", + .has_arg = no_argument, + .flag = NULL, + .val = 'z' + }, + { + .name = "easy-parse-avgs", + .has_arg = no_argument, + .flag = NULL, + .val = 'X' + }, + { + .name = "q2d-latencies", + .has_arg = required_argument, + .flag = NULL, + .val = 'z' + }, { .name = NULL, } }; static char usage_str[] = \ - "\n[ -d | --range-delta= ]\n" \ + "\n[ -a | --seek-absolute ]\n" \ + "[ -A | --all-data ]\n" \ + "[ -B | --dump-blocknos= ]\n" \ + "[ -d | --range-delta= ]\n" \ + "[ -D | --devices= ]\n" \ "[ -e | --exes= ]\n" \ "[ -h | --help ]\n" \ "[ -i | --input-file= ]\n" \ "[ -I | --iostat= ]\n" \ - "(-l | -m) | (--lvm | -md)\n" \ + "[ -l | --d2c-latencies= ]\n" \ + "[ -L | --periodic-latencies= ]\n" \ + "[ -m | --seeks-per-second= ]\n" \ "[ -M | --dev-maps=\n" \ "[ -o | --output-file= ]\n" \ + "[ -p | --per-io-dump= ]\n" \ + "[ -P | --per-io-trees= ]\n" \ + "[ -q | --q2c-latencies= ]\n" \ + "[ -Q | --active-queue-depth= ]\n" \ + "[ -r | --no-remaps ]\n" \ "[ -s | --seeks= ]\n" \ "[ -S | --iostat-interval= ]\n" \ + "[ -t | --time-start= ]\n" \ + "[ -T | --time-end= ]\n" \ + "[ -u | --unplug-hist= ]\n" \ "[ -V | --version ]\n" \ - "[ -v | --verbose ]\n\n"; + "[ -v | --verbose ]\n" \ + "[ -X | --easy-parse-avgs ]\n" \ + "[ -z | --q2d-latencies= ]\n" \ + "[ -Z | --do-active\n" \ + "\n"; static void usage(char *prog) { - fprintf(stderr, "Usage: %s %s %s", prog, bt_timeline_version, - usage_str); + fprintf(stderr, "Usage: %s %s", prog, usage_str); +} + +static FILE *setup_ofile(char *fname) +{ + if (fname) { + char *buf; + FILE *ofp = my_fopen(fname, "w"); + + if (!ofp) { + perror(fname); + exit(1); + } + + buf = malloc(SETBUFFER_SIZE); + setbuffer(ofp, buf, SETBUFFER_SIZE); + + add_file(ofp, fname); + add_buf(buf); + + return ofp; + } + + return NULL; +} + +static FILE *std_open(char *output_name, char *sfx, char *msg) +{ + FILE *fp; + char fname[strlen(output_name) + 32]; + + sprintf(fname, "%s.%s", output_name, sfx); + fp = my_fopen(fname, "w"); + if (fp == NULL) { + perror(fname); + exit(1); + } + if (verbose) + printf("Sending %s to %s\n", msg, fname); + + return fp; } void handle_args(int argc, char *argv[]) { int c; - char *dev_map_fname = NULL; while ((c = getopt_long(argc, argv, S_OPTS, l_opts, NULL)) != -1) { switch (c) { + case 'a': + seek_absolute = 1; + break; + case 'A': + output_all_data = 1; + break; + case 'B': + bno_dump_name = optarg; + break; case 'd': sscanf(optarg, "%lf", &range_delta); break; @@ -161,87 +317,107 @@ void handle_args(int argc, char *argv[]) case 'i': input_name = optarg; break; - case 'I': - iostat_name = optarg; - break; case 'l': - is_lvm = 1; + d2c_name = optarg; + break; + case 'L': + plat_freq = atof(optarg); + break; + case 'I': + iostat_name = strdup(optarg); break; case 'm': - is_lvm = 0; + sps_name = optarg; break; case 'M': - dev_map_fname = optarg; + if (dev_map_read(optarg)) + exit(1); break; case 'o': output_name = optarg; break; + case 'p': + per_io_name = strdup(optarg); + break; + case 'P': + per_io_trees = optarg; + break; + case 'q': + q2c_name = optarg; + break; + case 'Q': + aqd_name = optarg; + break; + case 'r': + ignore_remaps = 1; + break; case 's': seek_name = optarg; break; case 'S': { unsigned int interval; + sscanf(optarg, "%u", &interval); - iostat_interval = (__u64)interval * (1000 * 1000 * 1000); + iostat_interval = (__u64)interval * 1000000000LL; break; } + case 't': + sscanf(optarg, "%lf", &t_astart); + time_bounded = 1; + break; + case 'T': + sscanf(optarg, "%lf", &t_aend); + time_bounded = 1; + break; + case 'u': + unplug_hist_name = optarg; + break; case 'v': verbose = 1; break; case 'V': printf("%s version %s\n", argv[0], bt_timeline_version); exit(0); + case 'X': + easy_parse_avgs++; + break; + case 'z': + q2d_name = optarg; + break; + case 'Z': + do_p_live = 1; + break; default: usage(argv[0]); exit(1); } } - if (input_name == NULL || is_lvm < 0) { + if (input_name == NULL) { usage(argv[0]); exit(1); } - ifd = open(input_name, O_RDONLY); - if (ifd < 0) { - perror(input_name); + if (sps_name && !seek_name) { + fprintf(stderr, "FATAL: -m option requires -s options\n"); exit(1); } - if (dev_map_fname && dev_map_read(dev_map_fname)) - exit(1); - - if (output_name == NULL) - ranges_ofp = avgs_ofp = stdout; - else { - char *fname = malloc(sizeof(output_name) + 20); - - sprintf(fname, "%s.dat", output_name); - ranges_ofp = fopen(fname, "w"); - if (ranges_ofp == NULL) { - perror(fname); - exit(1); - } - if (verbose) - printf("Sending range data to %s\n", output_name); + setup_ifile(input_name); - sprintf(fname, "%s.avg", output_name); - avgs_ofp = fopen(fname, "w"); - if (avgs_ofp == NULL) { - perror(fname); - exit(1); + if (output_name == NULL) { + rngs_ofp = avgs_ofp = msgs_ofp = stdout; + easy_parse_avgs = 0; + } else { + rngs_ofp = std_open(output_name, "dat", "range data"); + avgs_ofp = std_open(output_name, "avg", "stats data"); + msgs_ofp = std_open(output_name, "msg", "K messages"); + if (easy_parse_avgs) { + xavgs_ofp = std_open(output_name, "xvg", + "EZ stats data"); } - if (verbose) - printf("Sending stats data to %s\n", output_name); - - free(fname); } - if (iostat_name != NULL) { - iostat_ofp = fopen(iostat_name, "w"); - if (iostat_ofp == NULL) { - perror(iostat_name); - exit(1); - } - } + iostat_ofp = setup_ofile(iostat_name); + per_io_ofp = setup_ofile(per_io_name); }