Hi all, today our Domino server has slowed down and for a few minutes stoped responding. As I watched over processes there was following list of loads: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 24151 notes 16 0 749m 595m 583m S 60.0 6.5 471:13.95 diiop 24152 notes 16 0 749m 595m 583m R 57.0 6.5 467:28.51 diiop 24154 notes 16 0 749m 595m 583m R 48.1 6.5 467:28.24 diiop 24153 notes 15 0 749m 595m 583m R 47.7 6.5 473:33.22 diiop Any idea, why DIIOP did it? Thanks in advance.