Align test I/O buffer to page boundary.
This is more alike to typical kernel behavior, that can be useful from benchmarking point of view. MFC after: 1 week
This commit is contained in:
parent
3e52a05570
commit
e975a1aba0
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=324172
@ -50,6 +50,8 @@
|
||||
#include <sys/time.h>
|
||||
|
||||
#define NAIO 128
|
||||
#define MAXTX (8*1024*1024)
|
||||
#define MEGATX (1024*1024)
|
||||
|
||||
static void
|
||||
usage(void)
|
||||
@ -67,12 +69,14 @@ static void slogbench(int fd, int isreg, off_t mediasize, u_int sectorsize);
|
||||
static int zonecheck(int fd, uint32_t *zone_mode, char *zone_str,
|
||||
size_t zone_str_len);
|
||||
|
||||
static uint8_t *buf;
|
||||
|
||||
int
|
||||
main(int argc, char **argv)
|
||||
{
|
||||
struct stat sb;
|
||||
int i, ch, fd, error, exitval = 0;
|
||||
char buf[BUFSIZ], ident[DISK_IDENT_SIZE], physpath[MAXPATHLEN];
|
||||
char tstr[BUFSIZ], ident[DISK_IDENT_SIZE], physpath[MAXPATHLEN];
|
||||
char zone_desc[64];
|
||||
struct diocgattr_arg arg;
|
||||
off_t mediasize, stripesize, stripeoffset;
|
||||
@ -129,11 +133,13 @@ main(int argc, char **argv)
|
||||
usage();
|
||||
}
|
||||
|
||||
if (posix_memalign((void **)&buf, PAGE_SIZE, MAXTX))
|
||||
errx(1, "Can't allocate memory buffer");
|
||||
for (i = 0; i < argc; i++) {
|
||||
fd = open(argv[i], (opt_w ? O_RDWR : O_RDONLY) | O_DIRECT);
|
||||
if (fd < 0 && errno == ENOENT && *argv[i] != '/') {
|
||||
snprintf(buf, BUFSIZ, "%s%s", _PATH_DEV, argv[i]);
|
||||
fd = open(buf, O_RDONLY);
|
||||
snprintf(tstr, sizeof(tstr), "%s%s", _PATH_DEV, argv[i]);
|
||||
fd = open(tstr, O_RDONLY);
|
||||
}
|
||||
if (fd < 0) {
|
||||
warn("%s", argv[i]);
|
||||
@ -216,12 +222,12 @@ main(int argc, char **argv)
|
||||
printf("\t%u", fwsectors);
|
||||
}
|
||||
} else {
|
||||
humanize_number(buf, 5, (int64_t)mediasize, "",
|
||||
humanize_number(tstr, 5, (int64_t)mediasize, "",
|
||||
HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL);
|
||||
printf("%s\n", argv[i]);
|
||||
printf("\t%-12u\t# sectorsize\n", sectorsize);
|
||||
printf("\t%-12jd\t# mediasize in bytes (%s)\n",
|
||||
(intmax_t)mediasize, buf);
|
||||
(intmax_t)mediasize, tstr);
|
||||
printf("\t%-12jd\t# mediasize in sectors\n",
|
||||
(intmax_t)mediasize/sectorsize);
|
||||
printf("\t%-12jd\t# stripesize\n", stripesize);
|
||||
@ -255,13 +261,10 @@ main(int argc, char **argv)
|
||||
out:
|
||||
close(fd);
|
||||
}
|
||||
free(buf);
|
||||
exit (exitval);
|
||||
}
|
||||
|
||||
#define MAXTX (8*1024*1024)
|
||||
#define MEGATX (1024*1024)
|
||||
static uint8_t buf[MAXTX];
|
||||
|
||||
static void
|
||||
rdsect(int fd, off_t blockno, u_int sectorsize)
|
||||
{
|
||||
|
Loading…
Reference in New Issue
Block a user