From: Achilleas Mantzios <achill@matrix.gatewaynet.com>
To: pgsql-admin@lists.postgresql.org
Subject: Re: Huge swap usage
Date: Tue, 27 Feb 2018 15:18:45 +0200
Message-ID: <92b8dd77-ffec-5699-371c-39aeffc9d14f@matrix.gatewaynet.com> (raw)
In-Reply-To: <71691519732827@web2g.yandex.ru>
References: <2065222564.10906501.1519731937672.JavaMail.zimbra@tecnodata-srl.it>
<71691519732827@web2g.yandex.ru>
On 27/02/2018 14:00, Samed YILDIRIM wrote:
> Hi Mariano,
> Is the server dedicated for PostgreSQL or another applications run on it?
I second that. htop then F6 to sort according to virtual mem or resident mem. Another application might have a memory leak somewhere.
> Best regards.
> İyi çalışmalar.
> Samed YILDIRIM
> 27.02.2018, 14:46, "Mariano Di Girolamo" <m.digirolamo@tecnodata-srl.it>:
>> Hi to all,
>> I have a virtual server centos 7.3 with posgres 9.5.7 and I have a problem with huge swap usage.
>> In this moment I have 0 GB of free swap and 6,5 GB of RAM free.
>> My swappiness is set to 30 (as default) and the page size is 4 kB.
>> Is there someone that can help me to solve the problem?
>> Below my server configuration.
>> Thanks
>> ---------------------
>> Centos 7.3.1611
>> vCPU: 4
>> RAM: 16 GB
>> SWAP: 4GB
>> Postgresql: 9.5.7
>> ## custom section of postgresql.conf ##
>> port = 5432
>> max_connections = 250
>> shared_buffers = 4GB
>> maintenance_work_mem = 512MB
>> checkpoint_timeout = 30min
>> escape_string_warning = off
>> standard_conforming_strings = off
>> work_mem = 32MB
>> effective_cache_size = 4GB
>> max_wal_senders = 10
>> log_parser_stats = on
>> log_planner_stats = on
>> log_executor_stats = on
>> log_statement_stats = on
>> log_autovacuum_min_duration = 216000000
>> /*Mariano Di Girolamo*/
>> cell. +39 329 <callto:+39%20329%200552286>0552286
>> tel. +39 0735 7626263 <callto:+39%200735%207626263>
>> email: m.digirolamo@tecnodata-srl.it <mailto:m.digirolamo@tecnodata-srl.it>
>> <http://www.tecnodata-srl.it/;
>> Tecnodata s.r.l. - Via Val Tiberina, 23A - 63074 San Benedetto del Tronto (AP) Italy
>> tel. +39 0735 7626261 <callto:+39%200735%207626261> - www.tecnodata-srl.it <http://www.tecnodata-srl.it/;
>> Il contenuto di questa e-mail e degli eventuali allegati, è strettamente confidenziale, non producibile in giudizio e destinato alla/e persona/e a cui è indirizzato. Se avete ricevuto per errore
>> questa e-mail, Vi preghiamo di segnalarcelo immediatamente e di cancellarla dal vostro computer. E' fatto divieto di copiare e divulgare il contenuto di questa e-mail. Ogni utilizzo abusivo delle
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--
Achilleas Mantzios
IT DEV Lead
IT DEPT
Dynacom Tankers Mgmt
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To: pgsql-admin@postgresql.org
Cc: achill@matrix.gatewaynet.com, pgsql-admin@lists.postgresql.org
Subject: Re: Huge swap usage
In-Reply-To: <92b8dd77-ffec-5699-371c-39aeffc9d14f@matrix.gatewaynet.com>
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