Yes, this shows the maximum allowed open files: open files (-n) 1024
Daniel Reverri Developer Advocate Basho Technologies, Inc. [email protected] On Tue, Jul 20, 2010 at 11:10 AM, Chris Dawson <[email protected]> wrote: > This returns: > > Chris-Dawsons-MacBook-Pro:riak-0.11.0-osx-x86_64 xrdawson$ ulimit -a > core file size (blocks, -c) 0 > data seg size (kbytes, -d) unlimited > file size (blocks, -f) unlimited > max locked memory (kbytes, -l) unlimited > max memory size (kbytes, -m) unlimited > open files (-n) 1024 > pipe size (512 bytes, -p) 1 > stack size (kbytes, -s) 8192 > cpu time (seconds, -t) unlimited > max user processes (-u) 266 > virtual memory (kbytes, -v) unlimited > > I'm assuming this is OK, because what we wanted was open file handles, > right? > > Chris > > > On Tue, Jul 20, 2010 at 11:00 AM, Dan Reverri <[email protected]> wrote: > >> Hi Chris, >> >> Can you try "ulimit -a"? >> >> Thanks, >> Dan >> >> Daniel Reverri >> Developer Advocate >> Basho Technologies, Inc. >> [email protected] >> >> >> >> On Tue, Jul 20, 2010 at 10:53 AM, Chris Dawson <[email protected]>wrote: >> >>> I believe I have been having the same problem, so I appreciate this >>> information. >>> >>> When I run ulimit on my machine I get "unlimited." Is this acceptable? >>> I ran ulimit -n 1024, and even after that it still returns unlimited. >>> >>> Chris >>> >>> >>> On Mon, Jul 19, 2010 at 6:40 AM, Shane Holloway <[email protected] >>> > wrote: >>> >>>> Thanks -- ulimit -n 1024 fixed my problem. It's wonderfully stable now >>>> -- even under high load. >>>> >>>> >>>> On Jul 19, 2010, at 2:30 AM, Daniel Reverri wrote: >>>> >>>> Hi Shane, >>>> >>>> Can you try increasing the number of allowed open file handles on your >>>> system? >>>> ulimit -n 1024 >>>> >>>> You can check this setting from a riak console by typing: >>>> os:cmd("ulimit -a"). >>>> >>>> Thanks, >>>> Dan >>>> >>>> Sent from my iPhone >>>> >>>> On Jul 18, 2010, at 10:32 PM, Shane Holloway <[email protected]> >>>> wrote: >>>> >>>> I'm having a bit of a problem with Riak. When I keep my new documents >>>> to about 10 per second, Riak works fine. But as I increase my speed to >>>> about 100 docs per second, Riak gets dramatically slow. After a while, the >>>> beam process takes 100% of my CPU and no longer responds to ping/stop or >>>> any >>>> other command from the bin folder. I end up sending kill TERM to stop the >>>> process. >>>> >>>> If I restart Riak, the bitcask backend seems to be limited to about 1-2 >>>> document stores per second, but read seems fairly responsive still. I'd >>>> appreciate any thoughts or troubleshooting tips you may have. It's an >>>> in-development database with demo data, so I can run any experiments you'd >>>> like to see. >>>> >>>> Thanks, >>>> -Shane >>>> >>>> >>>> >>>> Riak/riakOne% ./bin/riak-admin status >>>> 1-minute stats for '[email protected]' >>>> ------------------------------------------- >>>> vnode gets : 104 >>>> vnode_puts : 103 >>>> vnode_gets_total : 136 >>>> vnode_puts_total : 127 >>>> node_gets : 36 >>>> node_gets_total : 47 >>>> node_get_fsm_time_mean : 2635.1111111111113 >>>> node_get_fsm_time_median : 667 >>>> node_get_fsm_time_95 : 9156 >>>> node_get_fsm_time_99 : 40652 >>>> node_get_fsm_time_100 : 40652 >>>> node_puts : 36 >>>> node_puts_total : 44 >>>> *node_put_fsm_time_mean : 1670575.611111111* >>>> *node_put_fsm_time_median : 1157* >>>> *node_put_fsm_time_95 : 23900* >>>> *node_put_fsm_time_99 : 60000511* >>>> *node_put_fsm_time_100 : 600005*11 >>>> cpu_nprocs : 0 >>>> cpu_avg1 : 0 >>>> cpu_avg5 : 0 >>>> cpu_avg15 : 0 >>>> mem_total : 0 >>>> mem_allocated : 0 >>>> *disk : [{"none",0,0}]* >>>> nodename : '[email protected]' >>>> connected_nodes : ['[email protected]'] >>>> sys_driver_version : <<"1.5">> >>>> sys_global_heaps_size : 0 >>>> sys_heap_type : private >>>> sys_logical_processors : 2 >>>> sys_otp_release : <<"R13B04">> >>>> sys_process_count : 167 >>>> sys_smp_support : true >>>> sys_system_version : <<"Erlang R13B04 (erts-5.7.5) [source] [64-bit] >>>> [smp:2:2] [rq:2] [async-threads:5] [hipe] [kernel-poll:true]\n">> >>>> sys_system_architecture : <<"i386-apple-darwin9.4.0">> >>>> sys_threads_enabled : true >>>> sys_thread_pool_size : 5 >>>> sys_wordsize : 8 >>>> ring_members : ['[email protected]'] >>>> ring_num_partitions : 64 >>>> ring_ownership : <<"[{'[email protected]',64}]">> >>>> ring_creation_size : 64 >>>> storage_backend : riak_kv_bitcask_backend >>>> pbc_connects_total : 0 >>>> pbc_connects : 0 >>>> pbc_active : 0 >>>> >>>> _______________________________________________ >>>> riak-users mailing list >>>> [email protected] >>>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >>>> >>>> >>>> >>>> _______________________________________________ >>>> riak-users mailing list >>>> [email protected] >>>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >>>> >>>> >>> >>> >>> -- >>> Chris Dawson >>> 971-533-8335 >>> >>> >>> _______________________________________________ >>> riak-users mailing list >>> [email protected] >>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >>> >>> >> > > > -- > Chris Dawson > 971-533-8335 > >
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