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-rw-r--r--tests/basic/gfapi/glfs_xreaddirplus_r.c193
1 files changed, 164 insertions, 29 deletions
diff --git a/tests/basic/gfapi/glfs_xreaddirplus_r.c b/tests/basic/gfapi/glfs_xreaddirplus_r.c
index eed80686d70..17f4d1b1d57 100644
--- a/tests/basic/gfapi/glfs_xreaddirplus_r.c
+++ b/tests/basic/gfapi/glfs_xreaddirplus_r.c
@@ -4,6 +4,7 @@
#include <errno.h>
#include <glusterfs/api/glfs.h>
#include <glusterfs/api/glfs-handles.h>
+#include <time.h>
#define VALIDATE_AND_GOTO_LABEL_ON_ERROR(func, ret, label) do { \
if (ret < 0) { \
@@ -13,9 +14,139 @@
} \
} while (0)
+#define VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR(func, bool_var, ret, label) do { \
+ if (!bool_var) { \
+ fprintf (stderr, "%s : returned error (%s)\n", \
+ func, strerror (errno)); \
+ ret = -1; \
+ goto label; \
+ } \
+ } while (0)
+
#define MAX_FILES_CREATE 10
#define MAXPATHNAME 512
+void
+assimilatetime (struct timespec *ts, struct timespec ts_st,
+ struct timespec ts_ed)
+{
+ if ((ts_ed.tv_nsec - ts_st.tv_nsec) < 0) {
+ ts->tv_sec += ts_ed.tv_sec - ts_st.tv_sec - 1;
+ ts->tv_nsec += 1000000000 + ts_ed.tv_nsec - ts_st.tv_nsec;
+ } else {
+ ts->tv_sec += ts_ed.tv_sec - ts_st.tv_sec;
+ ts->tv_nsec += ts_ed.tv_nsec - ts_st.tv_nsec;
+ }
+
+ if (ts->tv_nsec > 1000000000) {
+ ts->tv_nsec = ts->tv_nsec - 1000000000;
+ ts->tv_sec += 1;
+ }
+
+ return;
+}
+
+/*
+ * Returns '%' difference between ts1 & ts2
+ */
+int
+comparetime (struct timespec ts1, struct timespec ts2)
+{
+ uint64_t ts1_n, ts2_n;
+ int pct = 0;
+
+ ts1_n = (ts1.tv_sec * 1000000000) + ts1.tv_nsec;
+ ts2_n = (ts2.tv_sec * 1000000000) + ts2.tv_nsec;
+
+ pct = ((ts1_n - ts2_n)*100)/ts1_n;
+
+ return pct;
+}
+
+int
+old_readdir (glfs_t *fs)
+{
+ struct glfs_object *root = NULL;
+ struct glfs_fd *fd = NULL;
+ struct stat *sb = NULL;
+ char buf[512];
+ struct dirent *entry = NULL;
+ int ret = -1;
+ struct glfs_object *glhandle = NULL;
+
+ if (!fs)
+ return -1;
+
+ root = glfs_h_lookupat (fs, NULL, "/", sb, 0);
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_h_lookupat", !!root, ret, out);
+
+ fd = glfs_opendir (fs, "/");
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_opendir", !!fd, ret, out);
+
+ while (glfs_readdir_r (fd, (struct dirent *)buf, &entry), entry) {
+ if (strcmp(entry->d_name, ".") && strcmp(entry->d_name, "..")) {
+ glhandle = glfs_h_lookupat (fs, root, "/", sb, 0);
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_h_lookupat", !!glhandle, ret, out);
+ }
+ }
+
+ glfs_closedir (fd);
+
+ ret = 0;
+out:
+ return ret;
+}
+
+int
+new_xreaddirplus (glfs_t *fs)
+{
+ struct glfs_fd *fd = NULL;
+ struct stat *sb = NULL;
+ int ret = -1;
+ uint32_t rflags = (GFAPI_XREADDIRP_STAT |
+ GFAPI_XREADDIRP_HANDLE);
+ struct glfs_xreaddirp_stat *xstat = NULL;
+ struct dirent de;
+ struct dirent *pde = NULL;
+ struct glfs_object *glhandle = NULL;
+
+ if (!fs)
+ return -1;
+
+ fd = glfs_opendir (fs, "/");
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_opendir", !!fd, ret, out);
+
+ ret = glfs_xreaddirplus_r(fd, rflags, &xstat, &de, &pde);
+ while (ret > 0 && pde != NULL) {
+ if (xstat) {
+ sb = glfs_xreaddirplus_get_stat (xstat);
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_xreaddirplus_get_stat", !!sb, ret, out);
+
+ if (strcmp(de.d_name, ".") && strcmp(de.d_name, "..")) {
+ glhandle = glfs_xreaddirplus_get_object (xstat);
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_xreaddirplus_get_object", !!glhandle, ret, out);
+ }
+ }
+
+ if (xstat) {
+ glfs_free(xstat);
+ xstat = NULL;
+ }
+
+ ret = glfs_xreaddirplus_r(fd, rflags, &xstat, &de, &pde);
+
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_xreaddirp_r", ret, out);
+
+ }
+
+ if (xstat)
+ glfs_free(xstat);
+
+ ret = 0;
+out:
+ return ret;
+}
+
int
main (int argc, char *argv[])
{
@@ -26,14 +157,12 @@ main (int argc, char *argv[])
char *hostname = NULL;
char *my_file = "file_";
char my_file_name[MAXPATHNAME];
- struct dirent de;
- struct dirent *pde = NULL;
- struct glfs_xreaddirp_stat *xstat = NULL;
- uint32_t rflags = (GFAPI_XREADDIRP_STAT |
- GFAPI_XREADDIRP_HANDLE);
uint32_t flags = O_RDWR|O_SYNC;
struct glfs_fd *fd = NULL;
int i = 0;
+ int pct = 0;
+ struct timespec timestamp = {0, 0}, st_timestamp, ed_timestamp;
+ struct timespec otimestamp = {0, 0}, ost_timestamp, oed_timestamp;
if (argc != 4) {
fprintf (stderr, "Invalid argument\n");
@@ -45,8 +174,7 @@ main (int argc, char *argv[])
logfile = argv[3];
fs = glfs_new (volname);
- if (!fs)
- VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_new", ret, out);
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_new", !!fs, ret, out);
ret = glfs_set_volfile_server (fs, "tcp", hostname, 24007);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_set_volfile_server", ret, out);
@@ -61,40 +189,47 @@ main (int argc, char *argv[])
sprintf (my_file_name, "%s%d", my_file, i);
fd = glfs_creat(fs, my_file_name, flags, 0644);
- if (fd == NULL) {
- ret = -1;
- VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_creat", ret,
- out);
- }
-
+ VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR ("glfs_creat", !!fd, ret, out);
glfs_close (fd);
}
- /* XXX: measure performance and memory usage of this readdirp call */
- fd = glfs_opendir (fs, "/");
+ /* measure performance using old readdir call and new xreaddirplus call and compare */
+ ret = clock_gettime (CLOCK_REALTIME, &ost_timestamp);
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("clock_gettime", ret, out);
- ret = glfs_xreaddirplus_r(fd, rflags, &xstat, &de, &pde);
- while (ret > 0 && pde != NULL) {
- fprintf (stderr, "%s: %lu\n", de.d_name, glfs_telldir (fd));
+ ret = old_readdir (fs);
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("old_readdir", ret, out);
- if (xstat)
- glfs_free(xstat);
+ ret = clock_gettime (CLOCK_REALTIME, &oed_timestamp);
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("clock_gettime", ret, out);
- ret = glfs_xreaddirplus_r(fd, rflags, &xstat, &de, &pde);
+ assimilatetime (&otimestamp, ost_timestamp, oed_timestamp);
- /* XXX: Use other APIs to fetch stat and handles */
- }
+ printf ("\tOverall time using readdir:\n\t\tSecs:%ld\n\t\tnSecs:%ld\n",
+ otimestamp.tv_sec, otimestamp.tv_nsec);
- if (xstat)
- glfs_free(xstat);
- VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_xreaddirp_r", ret, out);
+ ret = clock_gettime (CLOCK_REALTIME, &st_timestamp);
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("clock_gettime", ret, out);
-out:
- if (fd != NULL)
- glfs_close(fd);
+ ret = new_xreaddirplus (fs);
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("new_xreaddirplus", ret, out);
+
+ ret = clock_gettime (CLOCK_REALTIME, &ed_timestamp);
+ VALIDATE_AND_GOTO_LABEL_ON_ERROR ("clock_gettime", ret, out);
+ assimilatetime (&timestamp, st_timestamp, ed_timestamp);
+
+ printf ("\tOverall time using xreaddirplus:\n\t\tSecs:%ld\n\t\tnSecs:%ld\n",
+ timestamp.tv_sec, timestamp.tv_nsec);
+
+
+ pct = comparetime (otimestamp, timestamp);
+ printf ("There is improvement by %d%%\n", pct);
+
+ ret = 0;
+out:
if (fs) {
ret = glfs_fini(fs);
if (ret)
generated by cgit (git 2.34.1) at 2024-11-17 12:12:47 +0000