bq. all cp of all tables What does cp mean ? Do you mean column family ?
bq. will never create/enable tables in the future Then what would the cluster be used for ? On Wed, Apr 20, 2016 at 6:16 AM, WangYQ <wangyongqiang0...@163.com> wrote: > i want to remove all cp of all tables in hbase > so i disable tables concurrently, and then modify tables > for hundreds of tables, remove all cp costs 30 miniutes, is not so fast > > > so, i want to speed the whoe process. and will never create/enable tables > in the future > > > after examine the code, i want ot increase the pool size for > master_table_operation > > > but not sure if there are any problems. > > > thanks.. > > At 2016-04-20 21:07:06, "Ted Yu" <yuzhih...@gmail.com> wrote: > >Adding subject. > > > >Adding back user@hbase > > > >But the master wouldn't know what next action admin is going to perform, > >right ? > > > >On Wed, Apr 20, 2016 at 5:59 AM, WangYQ <wangyongqiang0...@163.com> > wrote: > > > >> if i just disable tables in concurrently, > >> and will never enable, modify, create table > >> > >> i think is ok, right? > >> > >> > >> > >> > >> 在2016年04月20日 20:53 ，Ted Yu <yuzhih...@gmail.com>写道： > >> > >> > >> Have you seen the comment above that line ? > >> > >> // We depend on there being only one instance of this executor > running > >> // at a time. To do concurrency, would need fencing of > enable/disable > >> of > >> // tables. > >> // Any time changing this maxThreads to > 1, pls see the comment at > >> // AccessController#postCreateTableHandler > >> > >> BTW in the future, please send queries to user@hbase > >> > >> On Wed, Apr 20, 2016 at 5:50 AM, WangYQ <wangyongqiang0...@163.com> > wrote: > >> > >>> hbase 0.98.10 > >>> > >>> in class hmaster > >>> line 1298, the threadpool size for master_table_operation is 1, can not > >>> be set > >>> > >>> are there any problems if i disable tables in concurrently > >>> > >>> thanks > >> > >> > >> > >> > >> >
