For testing I have smartnodes with 16 and 32 GB memory. For production I have smartnodes with 256GB+
Any reason you are not running native zones? Sent from my iPhone > On 22 Jun 2017, at 05:57, David Preece <[email protected]> wrote: > > Hi, > > For some reason I thought I had this nailed but ... obviously not. > > I have a 16GB physical machine with 64GB swap on "spinning" hard drives. I > build an LX zone with a physical limit of 4GB and 8GB swap. If I log into my > zone and allocate "too much" memory ( python3 -c > "bytearray(8*1024*1024*1024)" ) then the swap starts thrashing and vfsstat > reports long write times for the zone (of the order 2000us). After a couple > of minutes the process closes due to signal 7. > > However, if another zone does the same thing then the global zone seems to > bear the brunt of it. Write latencies go up to, in some cases, an entire > second ... vmstat reports all the threads waiting, the free space scanner > going mad, and eventually the box locks up solid. This happens regardless of > whether or not rcap is running. > > I'm pretty sure this is not the ideal result - can anyone shed light on > what's going on and how I might prevent it? > > Cheers, > Dave > > smartos-discuss | Archives | Modify Your Subscription ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
