On Sep 17, 2007 11:53 +0800, lixiangna wrote: > I did a test to see the usage rate of inode on mds: > > test1 > Beginning my test, the fs stats of MDS are: > Fs size: 4279928 (1K-blocks) > Inode count: 1222992 > Block count: 1222948 > Reserved block count: 61147 > Free blocks: 1012426 > Free Inode： 1222965 > I touched files ceaselessly. When touch 1190792 files, I got the error“No > space left on device.” And there were still left 32173 inodes free. I guess > any pre-allocate policy in lustre, and then I did a test again. > > test2 > Beginning my test, the fs stats of MDS are: > Inode count: 490080 > Block count: 489982 > Reserved block count: 24499 > Free blocks: 408479 > Free inodes: 490067 > At the end the maximum files number is 490060, and 7 free inodes left. It > seems ruleless. Why the usage rate of free inode cannot be 100%? Any rule > under?
Check "lfs df -i" output. It may be that some OSTs have run out of inodes? Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc. _______________________________________________ Lustre-discuss mailing list [email protected] https://mail.clusterfs.com/mailman/listinfo/lustre-discuss
