ascherbaum, 14 days ago @orsvarn Re "handle syscalls": if you have on file per record, reading the file involves open(), followed by read(). Or mmap() the file. Since your records are small, you are sending many syscalls for small files to the kernel, which is slow.
@orsvarn Re "handle syscalls": if you have on file per record, reading the file involves open(), followed by read(). Or mmap() the file.
Since your records are small, you are sending many syscalls for small files to the kernel, which is slow.