As soon as we get couple FusionIO cards, there is question how to join them in single space for database. FusionIO does not provide any mirroring/stripping solutions and totally relies on OS tools there. So for Linux we have software RAID and LVM, I tried to followup on my post How many fsync / sec [...]
Too many connections? No problem!
Did that ever happen to you in production? [percona@sandbox msb_5_0_87]$ ./use ERROR 1040 (00000): Too many connections Just happened to one of our customers. Want to know what we did?

