Sunil Mushran wrote: >> + u64 ds_seqno; /* incremented on every scan */ >> > > $ echo $[4*1024*1024*1024/$[60*24*365]] > 8171 > Even if we fire once every second, it will take us 8171 years to wrap > u32. ;) > $ echo $[4*1024*1024*1024/$[60*60*24*365]] 136 duh... it's 136 years. But long enough, I think.