The system is hitting the link limit for a directory that is a fixed limitation of the NetApp ONTAP filesystem. To list the count of files in Linux, use the ls command piped into the wc command, as shown below.. ls -1 | wc -l. To prevent any confusion, the above command reads ls ls .This command list files in a bare format, and pipes the output into the wc command to count how many files are listed. From this knowledge base article: Starting with Data ONTAP 6.5, the maximum number of subdirectories a single directory may have is 99998 (100K). Also, will be be difficult to access these files if there are too many ? The creation parameters can determine the number of inodes, and that's what can limit you in the end. Hard Limit. The limit varies between operating systems and versions. It is known that ext2/ext3 FS have a rather low limit of about 32k files/directories per directory. if you are logged in as root: Check limit for other user. Letâs assume our Linux server has reached the limit of maximum number of open files and want to extend that limit system wide, for example we want to set 100000 as limit of number of open files. Ext4 also supports an unlimited number of sub-directories per directory, though it may default to a limit of 64,000. So you can increase the maximum number of open files by setting a new value in kernel variable /proc/sys/fs/file-max as follows (login as the root): # sysctl -w fs.file-max=100000 Above command forces the limit to 100000 files. Above will increase âtotalâ number of files that can remain open system-wide. You can (usually) get your local limit like this: $ getconf ARG_MAX 2097152 See also: BASH FAQ 095 These parameters are created when the filesystem is made, as I recall, and stored in the superblocks. (env)somesone@somewhere:/$ df -iT Filesystem Type Inodes IUsed IFree IUse% Mounted on /dev/root ext4 25149440 612277 24537163 3% / devtmpfs devtmpfs 3085602 1418 3084184 1% /dev none tmpfs 3086068 2 3086066 1% ⦠The maximum file size is also based on how the filesystem is made, based on the size of the disk partition. A couple thousand files in a single directory sounds reasonable to me. Use sysctl command to pass fs.file-max parameter to kernel on the fly, execute beneath command as ⦠Hi, I don't think there is a maximum number of files per directory, the maximum amount of files depends on the file-system used.Have a look here: Of filesystems and partitions Depending on the FS there is a maximum amount of sub-directories you can create in one directory ⦠Data ONTAP 6.4 and earlier versions were restricted to 65534 (64K) subdirectories. Verify New Limits. ulimit -Sn. Follow-up on @Curt's answer. For more information, see The new ext4 filesystem: current status and future plans from the 2007 Linux Symposium. Be your own judge for your own situation. Use following command to see max limit of file descriptors: cat /proc/sys/fs/file-max. What is the maximum number of files which can go in a single folder for linux. df's -i switch gives you inode info. To achieve this, try splitting the files into a single level of hash directories so that the average number of files per directory is about the same as the number of directories. The limit is not number of files, but bytes. It looks like ReiserFS is limited in practice by the r5 hash function which allows about 1 200 000 file names without collisions. This is for a weblogic on linux app. Each directory has a maxiums number of inodes associated with the directory entry. I have this issue with a photo album hosted on Linux. ulimit -Hn. This is configurable -- see the ext4 article at Kernel Newbies. Soft Limit. 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