mkdirを実行できません：ディスククォータを超えましたが、iNodeとスペースを超えていません。

tarファイルを解凍すると、次のエラーメッセージが表示されます。

[xxxxx@lo-login-02 ~]$ tar -xvf ontonotes-release-5.0_LDC2013T19.tgz 
...... (omitted lines)
tar: ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/src/on/__init__.py: Cannot open: No such file or directory
ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/LICENSE
tar: ontonotes-release-5.0/tools: Cannot mkdir: Disk quota exceeded
tar: ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/LICENSE: Cannot open: No such file or directory
ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/INSTALL
tar: ontonotes-release-5.0/tools: Cannot mkdir: Disk quota exceeded
tar: ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/INSTALL: Cannot open: No such file or directory
ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/setup.py
tar: ontonotes-release-5.0/tools: Cannot mkdir: Disk quota exceeded
tar: ontonotes-release-5.0/tools/ontonotes-db-tool-v0.999b/setup.py: Cannot open: No such file or directory
ontonotes-release-5.0/index.html
tar: ontonotes-release-5.0/index.html: Cannot open: Disk quota exceeded
tar: Exiting with failure status due to previous errors

ファイルシステムのクォータ、inode、ディスク容量を確認しましたが、すべてOKです。

[xxxxx@lo-login-02 ~]$ quota
Disk quotas for user xxxxx (uid 198587): 
     Filesystem  blocks   quota   limit   grace   files   quota   limit   grace
lo-ne-home3:/home3
        9005516  16777216 20971520                100000*  80000  100000        

[xxxxx@lo-login-02 ~]$ df -i
Filesystem                            Inodes    IUsed     IFree IUse% Mounted on
lo-ne-home3:/home3/xxxxx            21251126   122640  21128486    1% /cluster/home/xxxxx

[xxxxx@lo-login-02 ~]$ df -h
Filesystem                              Size  Used Avail Use% Mounted on
lo-ne-home3:/home3/xxxxx               1.0T  8.5G 1016G   1% /cluster/home/xxxxx