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help / color / mirror / Atom feedFrom: Durgamahesh Manne <[email protected]>
To: Muhammad Usman Khan <[email protected]>
Cc: [email protected]
Cc: [email protected]
Subject: Re: Recommendations on improving the insert on conflict do nothing performance
Date: Thu, 12 Sep 2024 22:33:10 +0530
Message-ID: <CAJCZkoLK0i2FDyZgvJiJVJJkhs_Ao4tK2RmEGRTgczaPNZKvcg@mail.gmail.com> (raw)
In-Reply-To: <CAPnRvGu_Zdf7rq+5EjRdcGZHwd711g=Cg2EpUZk6QwqKWKxzHw@mail.gmail.com>
References: <CAJCZkoKi5RqJ0Y+_D_D_yhdLXcCiiCG4uBdui1Mgd0wC=EM4oA@mail.gmail.com>
<CAPnRvGu_Zdf7rq+5EjRdcGZHwd711g=Cg2EpUZk6QwqKWKxzHw@mail.gmail.com>
Hi Muhammad Usman Khan
I have already set required values of params.Here issue was about
triggers.I have resolved this issue
Regards
Durga Mahesh
On Thu, Sep 12, 2024 at 10:05 AM Muhammad Usman Khan <[email protected]>
wrote:
> Hi,
> You can use the following approaches for optimization:
>
> - Instead of inserting one row at a time, perform bulk inserts, which
> will reduce the overhead of each individual transaction
> - Partitioning can improve write performance by splitting the data
> into smaller, more manageable chunks
> - Tune postgres configuration like
> work_mem = '16MB'
> shared_buffers = '8GB'
> effective_cache_size = '24GB'
>
>
> On Wed, 11 Sept 2024 at 13:50, Durgamahesh Manne <
> [email protected]> wrote:
>
>> Hi
>> insert into
>> dictionary(lang,tid,sportid,brandid,translatedtext,objecttype,basetid)
>> values ($1,$2,$3,$4,$5,$6,$7) on conflict do nothing
>> *8vcpus and 32gb ram
>> Number of calls per sec 1600 at this time 42% of cpu utilized
>> Max in ms 33.62 per call
>> Avg in ms 0.17 per call
>> Table
>> "dictionary.dictionary"
>> Column | Type | Collation | Nullable |
>> Default | Storage | Compression | Stats target | Description
>>
>> ----------------+--------------------------+-----------+----------+----------+----------+-------------+--------------+-------------
>> lang | text | | not null |
>> | extended | | |
>> tid | text | | not null |
>> | extended | | |
>> basetid | text | | not null |
>> | extended | | |
>> sportid | text | | |
>> | extended | | |
>> brandid | text | | not null |
>> | extended | | |
>> translatedtext | text | | |
>> | extended | | |
>> objecttype | text | | |
>> | extended | | |
>> createdat | timestamp with time zone | | not null | now()
>> | plain | | |
>> modified | timestamp with time zone | | not null | now()
>> | plain | | |
>> modifiedby | text | | not null |
>> ''::text | extended | | |
>> version | integer | | not null | 0
>> | plain | | |
>> Indexes:
>> "pk_dictionary" PRIMARY KEY, btree (lang, tid)
>> "idx_dictionary_basetid" btree (basetid)
>> "idx_dictionary_brandid" btree (brandid)
>> "idx_dictionary_objecttype" btree (objecttype)
>> "idx_dictionary_sportid" btree (sportid)
>> Triggers:
>> i_dictionary_createdat BEFORE INSERT ON dictionary FOR EACH ROW
>> EXECUTE FUNCTION update_createdat_col()
>> i_dictionary_modified BEFORE INSERT OR UPDATE ON dictionary FOR EACH
>> ROW EXECUTE FUNCTION update_modified_col()
>> Access method: heap
>> How do we improve this query performance without taking more cpu?
>>
>> Regards,
>> Durga Mahesh
>>
>
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Subject: Re: Recommendations on improving the insert on conflict do nothing performance
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