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authorAnand Avati <avati@gluster.com>2011-01-25 15:03:52 +0000
committerAnand V. Avati <avati@dev.gluster.com>2011-02-22 02:11:15 -0800
commitd3c622abaa6788e3b62628d2847618713b896cdf (patch)
tree398bf3ed2f96cd32d2e09b68e3c0efb9ed67f5cb /xlators/performance
parentc3590820ad372fa77c70ebfa37aaa0c4b540dd7a (diff)
io-threads: use slow/normal/fast classification of fops
Signed-off-by: Anand Avati <avati@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 2241 (GlusterFs Stat Actions Degrade During I/O) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2241
Diffstat (limited to 'xlators/performance')
-rw-r--r--xlators/performance/io-threads/src/io-threads.c243
1 files changed, 75 insertions, 168 deletions
diff --git a/xlators/performance/io-threads/src/io-threads.c b/xlators/performance/io-threads/src/io-threads.c
index ace065c6d..09b240e88 100644
--- a/xlators/performance/io-threads/src/io-threads.c
+++ b/xlators/performance/io-threads/src/io-threads.c
@@ -228,8 +228,7 @@ iot_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xattr_req)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
@@ -281,8 +280,7 @@ iot_setattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -333,8 +331,7 @@ iot_fsetattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -380,8 +377,7 @@ iot_access (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t mask)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (access, frame, -1, -ret);
@@ -430,8 +426,7 @@ iot_readlink (call_frame_t *frame, xlator_t *this, loc_t *loc, size_t size)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
@@ -484,8 +479,7 @@ iot_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -537,8 +531,7 @@ iot_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -587,8 +580,7 @@ iot_rmdir (call_frame_t *frame, xlator_t *this, loc_t *loc, int flags)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (rmdir, frame, -1, -ret, NULL, NULL);
@@ -639,8 +631,7 @@ iot_symlink (call_frame_t *frame, xlator_t *this, const char *linkname,
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -691,8 +682,7 @@ iot_rename (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- oldloc->inode, stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -742,8 +732,7 @@ iot_open (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
@@ -799,8 +788,7 @@ iot_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -856,8 +844,7 @@ iot_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
@@ -906,8 +893,7 @@ iot_flush (call_frame_t *frame, xlator_t *this, fd_t *fd)
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (flush, frame, -1, -ret);
@@ -957,8 +943,7 @@ iot_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t datasync)
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
@@ -1014,8 +999,7 @@ iot_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (writev, frame, -1, -ret, NULL, NULL);
@@ -1067,8 +1051,7 @@ iot_lk (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (lk, frame, -1, -ret, NULL);
@@ -1105,7 +1088,6 @@ int
iot_stat (call_frame_t *frame, xlator_t *this, loc_t *loc)
{
call_stub_t *stub = NULL;
- fd_t *fd = NULL;
int ret = -1;
stub = fop_stat_stub (frame, iot_stat_wrapper, loc);
@@ -1117,17 +1099,7 @@ iot_stat (call_frame_t *frame, xlator_t *this, loc_t *loc)
goto out;
}
- fd = fd_lookup (loc->inode, frame->root->pid);
- /* File is not open, so we can send it through unordered pool.
- */
- if (fd == NULL)
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- else {
- ret = iot_schedule_ordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- fd_unref (fd);
- }
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
@@ -1176,8 +1148,7 @@ iot_fstat (call_frame_t *frame, xlator_t *this, fd_t *fd)
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (fstat, frame, -1, -ret, NULL);
@@ -1217,7 +1188,6 @@ int
iot_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset)
{
call_stub_t *stub;
- fd_t *fd = NULL;
int ret = -1;
stub = fop_truncate_stub (frame, iot_truncate_wrapper, loc, offset);
@@ -1230,15 +1200,7 @@ iot_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset)
goto out;
}
- fd = fd_lookup (loc->inode, frame->root->pid);
- if (fd == NULL)
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- else {
- ret = iot_schedule_ordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- fd_unref (fd);
- }
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
@@ -1290,8 +1252,8 @@ iot_ftruncate (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset)
ret = -ENOMEM;
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (ftruncate, frame, -1, -ret, NULL, NULL);
@@ -1342,8 +1304,7 @@ iot_unlink (call_frame_t *frame, xlator_t *this, loc_t *loc)
goto out;
}
- ret = iot_schedule_unordered((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -1393,8 +1354,7 @@ iot_link (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- oldloc->inode, stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (link, frame, -1, -ret, NULL, NULL, NULL,
@@ -1440,8 +1400,7 @@ iot_opendir (call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (opendir, frame, -1, -ret, NULL);
@@ -1487,8 +1446,7 @@ iot_fsyncdir (call_frame_t *frame, xlator_t *this, fd_t *fd, int datasync)
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (fsyncdir, frame, -1, -ret);
@@ -1533,8 +1491,7 @@ iot_statfs (call_frame_t *frame, xlator_t *this, loc_t *loc)
goto out;
}
- ret = iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (statfs, frame, -1, -ret, NULL);
@@ -1571,7 +1528,6 @@ iot_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict,
int32_t flags)
{
call_stub_t *stub = NULL;
- fd_t *fd = NULL;
int ret = -1;
stub = fop_setxattr_stub (frame, iot_setxattr_wrapper, loc, dict,
@@ -1583,15 +1539,7 @@ iot_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict,
goto out;
}
- fd = fd_lookup (loc->inode, frame->root->pid);
- if (fd == NULL)
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- else {
- ret = iot_schedule_ordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- fd_unref (fd);
- }
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -1629,8 +1577,7 @@ iot_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
const char *name)
{
call_stub_t *stub = NULL;
- fd_t *fd = NULL;
- int ret = -1;
+ int ret = -1;
stub = fop_getxattr_stub (frame, iot_getxattr_wrapper, loc, name);
if (!stub) {
@@ -1640,15 +1587,7 @@ iot_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
goto out;
}
- fd = fd_lookup (loc->inode, frame->root->pid);
- if (!fd)
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- else {
- ret = iot_schedule_ordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- fd_unref (fd);
- }
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
@@ -1696,8 +1635,7 @@ iot_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (fgetxattr, frame, -1, -ret, NULL);
@@ -1745,8 +1683,7 @@ iot_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *dict,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (fsetxattr, frame, -1, -ret);
@@ -1783,7 +1720,6 @@ iot_removexattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
const char *name)
{
call_stub_t *stub = NULL;
- fd_t *fd = NULL;
int ret = -1;
stub = fop_removexattr_stub (frame, iot_removexattr_wrapper, loc,
@@ -1795,16 +1731,7 @@ iot_removexattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
goto out;
}
- fd = fd_lookup (loc->inode, frame->root->pid);
- if (!fd)
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- else {
- ret = iot_schedule_ordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- fd_unref (fd);
- }
-
+ ret = iot_schedule (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (removexattr, frame, -1, -ret);
@@ -1852,8 +1779,7 @@ iot_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (readdirp, frame, -1, -ret, NULL);
@@ -1900,8 +1826,7 @@ iot_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_fast (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (readdir, frame, -1, -ret, NULL);
@@ -1938,7 +1863,6 @@ iot_xattrop (call_frame_t *frame, xlator_t *this, loc_t *loc,
gf_xattrop_flags_t optype, dict_t *xattr)
{
call_stub_t *stub = NULL;
- fd_t *fd = NULL;
int ret = -1;
stub = fop_xattrop_stub (frame, iot_xattrop_wrapper, loc, optype,
@@ -1950,16 +1874,7 @@ iot_xattrop (call_frame_t *frame, xlator_t *this, loc_t *loc,
goto out;
}
- fd = fd_lookup (loc->inode, frame->root->pid);
- if (!fd)
- ret = iot_schedule_unordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- else {
- ret = iot_schedule_ordered ((iot_conf_t *)this->private,
- loc->inode, stub);
- fd_unref (fd);
- }
-
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (xattrop, frame, -1, -ret, NULL);
@@ -2006,8 +1921,7 @@ iot_fxattrop (call_frame_t *frame, xlator_t *this, fd_t *fd,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (fxattrop, frame, -1, -ret, NULL);
@@ -2056,8 +1970,7 @@ iot_rchecksum (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset,
goto out;
}
- ret = iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode,
- stub);
+ ret = iot_schedule_slow (this->private, stub);
out:
if (ret < 0) {
STACK_UNWIND_STRICT (rchecksum, frame, -1, -ret, -1, NULL);
@@ -2338,50 +2251,44 @@ fini (xlator_t *this)
return;
}
-/*
- * O - Goes to ordered threadpool.
- * U - Goes to un-ordered threadpool.
- * V - Variable, depends on whether the file is open.
- * If it is, then goes to ordered, otherwise to
- * un-ordered.
- */
+
struct xlator_fops fops = {
- .open = iot_open, /* U */
- .create = iot_create, /* U */
- .readv = iot_readv, /* O */
- .writev = iot_writev, /* O */
- .flush = iot_flush, /* O */
- .fsync = iot_fsync, /* O */
- .lk = iot_lk, /* O */
- .stat = iot_stat, /* V */
- .fstat = iot_fstat, /* O */
- .truncate = iot_truncate, /* V */
- .ftruncate = iot_ftruncate, /* O */
- .unlink = iot_unlink, /* U */
- .lookup = iot_lookup, /* U */
- .setattr = iot_setattr, /* U */
- .fsetattr = iot_fsetattr, /* O */
- .access = iot_access, /* U */
- .readlink = iot_readlink, /* U */
- .mknod = iot_mknod, /* U */
- .mkdir = iot_mkdir, /* U */
- .rmdir = iot_rmdir, /* U */
- .symlink = iot_symlink, /* U */
- .rename = iot_rename, /* U */
- .link = iot_link, /* U */
- .opendir = iot_opendir, /* U */
- .fsyncdir = iot_fsyncdir, /* O */
- .statfs = iot_statfs, /* U */
- .setxattr = iot_setxattr, /* U */
- .getxattr = iot_getxattr, /* U */
- .fgetxattr = iot_fgetxattr, /* O */
- .fsetxattr = iot_fsetxattr, /* O */
- .removexattr = iot_removexattr, /* U */
- .readdir = iot_readdir, /* O */
- .readdirp = iot_readdirp, /* O */
- .xattrop = iot_xattrop, /* U */
- .fxattrop = iot_fxattrop, /* O */
- .rchecksum = iot_rchecksum, /* O */
+ .open = iot_open,
+ .create = iot_create,
+ .readv = iot_readv,
+ .writev = iot_writev,
+ .flush = iot_flush,
+ .fsync = iot_fsync,
+ .lk = iot_lk,
+ .stat = iot_stat,
+ .fstat = iot_fstat,
+ .truncate = iot_truncate,
+ .ftruncate = iot_ftruncate,
+ .unlink = iot_unlink,
+ .lookup = iot_lookup,
+ .setattr = iot_setattr,
+ .fsetattr = iot_fsetattr,
+ .access = iot_access,
+ .readlink = iot_readlink,
+ .mknod = iot_mknod,
+ .mkdir = iot_mkdir,
+ .rmdir = iot_rmdir,
+ .symlink = iot_symlink,
+ .rename = iot_rename,
+ .link = iot_link,
+ .opendir = iot_opendir,
+ .fsyncdir = iot_fsyncdir,
+ .statfs = iot_statfs,
+ .setxattr = iot_setxattr,
+ .getxattr = iot_getxattr,
+ .fgetxattr = iot_fgetxattr,
+ .fsetxattr = iot_fsetxattr,
+ .removexattr = iot_removexattr,
+ .readdir = iot_readdir,
+ .readdirp = iot_readdirp,
+ .xattrop = iot_xattrop,
+ .fxattrop = iot_fxattrop,
+ .rchecksum = iot_rchecksum,
};
struct xlator_cbks cbks = {