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| author | Chris Lu <chris.lu@gmail.com> | 2020-10-23 11:31:57 -0700 |
|---|---|---|
| committer | Chris Lu <chris.lu@gmail.com> | 2020-10-23 11:31:57 -0700 |
| commit | 71624858afaa5ceb879c2e81e7c4fd7357879c25 (patch) | |
| tree | c67617bac3e039958f7c0d11fc675862d88a0878 /weed/filesys/filehandle.go | |
| parent | 29c9fa2ef2cac7a0644ac0f6e39ccd18d410fb00 (diff) | |
| download | seaweedfs-71624858afaa5ceb879c2e81e7c4fd7357879c25.tar.xz seaweedfs-71624858afaa5ceb879c2e81e7c4fd7357879c25.zip | |
avoid reusing cached []byte
this logic is just to ensure 100% correct.
fuse message, data+message hearder > 512 will not be cached.
Diffstat (limited to 'weed/filesys/filehandle.go')
| -rw-r--r-- | weed/filesys/filehandle.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/weed/filesys/filehandle.go b/weed/filesys/filehandle.go index e3163117c..a0e994bf9 100644 --- a/weed/filesys/filehandle.go +++ b/weed/filesys/filehandle.go @@ -143,6 +143,11 @@ func (fh *FileHandle) Write(ctx context.Context, req *fuse.WriteRequest, resp *f // write the request to volume servers data := req.Data + if len(data) <= 512 { + // fuse message cacheable size + data = make([]byte, len(req.Data)) + copy(data, req.Data) + } fh.f.entry.Attributes.FileSize = uint64(max(req.Offset+int64(len(data)), int64(fh.f.entry.Attributes.FileSize))) glog.V(4).Infof("%v write [%d,%d) %d", fh.f.fullpath(), req.Offset, req.Offset+int64(len(req.Data)), len(req.Data)) |