Re: Use of OpOrder in memtable

2018-02-13 Thread Benedict Elliott Smith
nd timestamp comparison etc.) > > -Original Message- > From: Benedict Elliott Smith [mailto:bened...@apache.org] > Sent: Tuesday, February 13, 2018 2:25 PM > To: dev@cassandra.apache.org > Subject: Re: Use of OpOrder in memtable > > If you look closely, there can be

RE: Use of OpOrder in memtable

2018-02-13 Thread Tyagi, Preetika
d and timestamp comparison etc.) -Original Message- From: Benedict Elliott Smith [mailto:bened...@apache.org] Sent: Tuesday, February 13, 2018 2:25 PM To: dev@cassandra.apache.org Subject: Re: Use of OpOrder in memtable If you look closely, there can be multiple memtables extant at

Re: Use of OpOrder in memtable

2018-02-13 Thread Benedict Elliott Smith
If you look closely, there can be multiple memtables extant at once. While all "new" writes are routed to the latest memtable, there may still be writes that have begun but not yet completed. The memtable cannot be flushed until any stragglers have completed, and some stragglers *may* still need