.help = "Amount of IO buffers to keep in flight",
.def = "1",
},
+ {
+ .name = "iodepth_low",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(iodepth_low),
+ .help = "Low water mark for queuing depth",
+ },
{
.name = "size",
.type = FIO_OPT_STR_VAL,
*/
if (td->thinktime_spin > td->thinktime)
td->thinktime_spin = td->thinktime;
+
+ /*
+ * The low water mark cannot be bigger than the iodepth
+ */
+ if (td->iodepth_low > td->iodepth || !td->iodepth_low)
+ td->iodepth_low = td->iodepth;
}
/*
if (td->directory && td->directory[0] != '\0') {
if (lstat(td->directory, &sb) < 0) {
log_err("fio: %s is not a directory\n", td->directory);
- td_verror(td, errno);
+ td_verror(td, errno, "lstat");
return 1;
}
if (!S_ISDIR(sb.st_mode)) {
fio_sem_init(&td->mutex, 0);
- td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX;
- td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX;
- td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX;
+ 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;
if (td->stonewall && td->thread_number > 1)
groupid++;
goto err;
if (td->write_lat_log) {
- setup_log(&td->slat_log);
- setup_log(&td->clat_log);
+ setup_log(&td->ts.slat_log);
+ setup_log(&td->ts.clat_log);
}
if (td->write_bw_log)
- setup_log(&td->bw_log);
+ setup_log(&td->ts.bw_log);
if (!td->name)
td->name = strdup(jobname);
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1) {
- td_verror(td, errno);
+ td_verror(td, errno, "open");
return 1;
}
if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) {
- td_verror(td, EIO);
+ td_verror(td, EIO, "read");
close(fd);
return 1;
}
if (td->io_ops)
return 0;
- log_err("fio: ioengine= libaio, posixaio, sync, mmap, sgio, splice, cpu, null\n");
+ log_err("fio: ioengine= libaio, posixaio, sync, syslet-rw, mmap, sgio, splice, cpu, null\n");
log_err("fio: or specify path to dynamic ioengine module\n");
return 1;
}