, February 6, 2023 3:54 PM
To: shankha b
Cc: user@cassandra.apache.org
Subject: Re: Deletions getting omitted
Can you check the write timestamp of the data you're attempting to delete?
https://docs.datastax.com/en/cql-oss/3.3/cql/cql_using/useWritetime.html
If the timestamp of the write is i
e are getting hit by a read repair?From: shankha b
Sent: Monday, February 6, 2023 7:10 AM To: user@cassandra.apache.org
Subject: Re: Deletions getting omitted I read through the
ticket a few number of times. We have replication factor 3 and LocalQuorum.Do we still think
CASSANDRA-15690
is a
By any chance do you think we are getting hit by a read repair?
From: shankha b
Sent: Monday, February 6, 2023 7:10 AM
To: user@cassandra.apache.org
Subject: Re: Deletions getting omitted
I read through the ticket a few number of times.
We have replication factor 3 and LocalQuorum.
Do we
Subject: Re: Deletions getting omitted
While you'd expect only_purge_repaired_tombstones:true to be sufficient, your
gc_grace_secnds of 1 hour is making you unusually susceptible to resurrecting
data.
(To be clear, you should be safe to do this, but if there is a bug hiding in
there somewhere,
I will look into raising the gc_grace_seconds.
We are using LocalQuorum for all reads and writes. We do not use ALL exactly
for outage reasons.
From: Jeff Jirsa
Sent: Saturday, February 4, 2023 8:44 PM
To: user@cassandra.apache.org
Subject: Re: Deletions
While you'd expect only_purge_repaired_tombstones:true to be sufficient,
your gc_grace_secnds of 1 hour is making you unusually susceptible to
resurrecting data.
(To be clear, you should be safe to do this, but if there is a bug hiding
in there somewhere, your low gc_grace_seconds will make it lik