diff options
| author | Mohit Agrawal <moagrawa@redhat.com> | 2018-03-26 12:55:12 +0530 |
|---|---|---|
| committer | Amar Tumballi <amarts@redhat.com> | 2018-04-11 07:03:27 +0000 |
| commit | 0002c36666c9b043a330ee08533a87fe7fd16491 (patch) | |
| tree | ebfb62f5aebd7e2212adc0c256c6fc9bdb7641cd /xlators/storage/posix/src | |
| parent | d206fab73f6815c927a84171ee9361c9b31557b1 (diff) | |
posix: reserve option behavior is not correct while using fallocate
Problem: storage.reserve option is not working correctly while
disk space is allocate throguh fallocate
Solution: In posix_disk_space_check_thread_proc after every 5 sec interval
it calls posix_disk_space_check to monitor disk space and set the
flag in posix priv.In 5 sec timestamp user can create big file with
fallocate that can reach posix reserve limit and no error is shown on
terminal even limit has reached.
To resolve the same call posix_disk_space for every fallocate fop
instead to call by a thread after 5 second
BUG: 1560411
Signed-off-by: Mohit Agrawal <moagrawa@redhat.com>
Change-Id: I39ba9390e2e6d084eedbf3bcf45cd6d708591577
Diffstat (limited to 'xlators/storage/posix/src')
| -rw-r--r-- | xlators/storage/posix/src/posix-handle.h | 2 | ||||
| -rw-r--r-- | xlators/storage/posix/src/posix-inode-fd-ops.c | 9 |
2 files changed, 11 insertions, 0 deletions
diff --git a/xlators/storage/posix/src/posix-handle.h b/xlators/storage/posix/src/posix-handle.h index 8a07cf2b57d..78da75d5358 100644 --- a/xlators/storage/posix/src/posix-handle.h +++ b/xlators/storage/posix/src/posix-handle.h @@ -190,4 +190,6 @@ int posix_check_internal_writes (xlator_t *this, fd_t *fd, int sysfd, dict_t *xdata); +void +posix_disk_space_check (xlator_t *this); #endif /* !_POSIX_HANDLE_H */ diff --git a/xlators/storage/posix/src/posix-inode-fd-ops.c b/xlators/storage/posix/src/posix-inode-fd-ops.c index 62f2c2aa1ee..ff82eb19f2d 100644 --- a/xlators/storage/posix/src/posix-inode-fd-ops.c +++ b/xlators/storage/posix/src/posix-inode-fd-ops.c @@ -602,6 +602,15 @@ posix_do_fallocate (call_frame_t *frame, xlator_t *this, fd_t *fd, VALIDATE_OR_GOTO (fd, out); priv = this->private; + + /* fallocate case is special so call posix_disk_space_check separately + for every fallocate fop instead of calling posix_disk_space with + thread after every 5 sec sleep to working correctly storage.reserve + option behaviour + */ + if (priv->disk_reserve) + posix_disk_space_check (this); + DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, ret, ret, out); ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); |