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https://issues.apache.org/jira/browse/CASSANDRA-11383?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15202262#comment-15202262
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DOAN DuyHai edited comment on CASSANDRA-11383 at 3/18/16 10:13 PM:
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[~jkrupan]
Below is the schema:
{noformat}
create table if not exists sharon.resource_bench (
dsr_id uuid,
rel_seq bigint,
seq bigint,
dsp_code varchar,
model_code varchar,
media_code varchar,
transfer_code varchar,
commercial_offer_code varchar,
territory_code varchar,
period_end_month_int int,
authorized_societies_txt text,
rel_type text,
status text,
dsp_release_code text,
title text,
contributors_name list<text>,
unic_work text,
paying_net_qty bigint,
PRIMARY KEY ((dsr_id, rel_seq), seq)
) WITH CLUSTERING ORDER BY (seq ASC);
{noformat}
was (Author: doanduyhai):
[~jkrupan]
Below is the schema:
{code:sql}
create table if not exists sharon.resource_bench (
dsr_id uuid,
rel_seq bigint,
seq bigint,
dsp_code varchar,
model_code varchar,
media_code varchar,
transfer_code varchar,
commercial_offer_code varchar,
territory_code varchar,
period_end_month_int int,
authorized_societies_txt text,
rel_type text,
status text,
dsp_release_code text,
title text,
contributors_name list<text>,
unic_work text,
paying_net_qty bigint,
PRIMARY KEY ((dsr_id, rel_seq), seq)
) WITH CLUSTERING ORDER BY (seq ASC);
{code:sql}
> SASI index build leads to massive OOM
> -------------------------------------
>
> Key: CASSANDRA-11383
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11383
> Project: Cassandra
> Issue Type: Bug
> Components: CQL
> Environment: C* 3.4
> Reporter: DOAN DuyHai
> Attachments: CASSANDRA-11383.patch, new_system_log_CMS_8GB_OOM.log,
> system.log_sasi_build_oom
>
>
> 13 bare metal machines
> - 6 cores CPU (12 HT)
> - 64Gb RAM
> - 4 SSD in RAID0
> JVM settings:
> - G1 GC
> - Xms32G, Xmx32G
> Data set:
> - ≈ 100Gb/per node
> - 1.3 Tb cluster-wide
> - ≈ 20Gb for all SASI indices
> C* settings:
> - concurrent_compactors: 1
> - compaction_throughput_mb_per_sec: 256
> - memtable_heap_space_in_mb: 2048
> - memtable_offheap_space_in_mb: 2048
> I created 9 SASI indices
> - 8 indices with text field, NonTokenizingAnalyser, PREFIX mode,
> case-insensitive
> - 1 index with numeric field, SPARSE mode
> After a while, the nodes just gone OOM.
> I attach log files. You can see a lot of GC happening while index segments
> are flush to disk. At some point the node OOM ...
> /cc [~xedin]
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