重い重い重い重い重い重い重い×32＠運用情報

わかったわかった。

pid 2214 (speedy_backend), uid 1004 inumber 412 on /md: out of inodes
pid 2219 (speedy_backend), uid 1004 inumber 394 on /md: out of inodes
pid 2284 (speedy_backend), uid 1004 inumber 412 on /md: out of inodes
pid 2328 (speedy_backend), uid 1004 inumber 412 on /md: out of inodes
pid 2344 (speedy_backend), uid 1004 inumber 403 on /md: out of inodes
pid 2346 (speedy_backend), uid 1004 inumber 412 on /md: out of inodes
pid 2352 (speedy_backend), uid 1004 inumber 385 on /md: out of inodes

こりゃ、だめっすよ。
/md の iノードがあふれてるです。