| From: | Arjen Nienhuis <a(dot)g(dot)nienhuis(at)gmail(dot)com> |
|---|---|
| To: | Georgi Ivanov <georgi(dot)r(dot)ivanov(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Strange/random overload of the server |
| Date: | 2010-09-02 17:32:06 |
| Message-ID: | AANLkTi=J1ysCn_pMA+epXSvVyNpR5mqPp9=_aUxwcEeF@mail.gmail.com |
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| Lists: | pgsql-general |
On Thu, Sep 2, 2010 at 5:25 PM, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> wrote:
> On Thu, Sep 2, 2010 at 8:14 AM, Georgi Ivanov <georgi(dot)r(dot)ivanov(at)gmail(dot)com> wrote:
>> Hi,
>> I have some strange problems with my server.
>>
>> Randomly the server gets overloaded with queries.
>> Queries are accepted and never executed, thus reaching max_connections limit
>> .
>> This I/O wait in top command reaches up to 90%
>> Couple of restarts (and sometimes vacuum and reindex of my biggest tables)
>> fix it for a while (about a week or so).
>> I suspected full-text indexes going wild, but after i dropping indexes i had
>> same issues again.
>> I found that file system have errors. Can this lead to this kind of behavior
>> ?
>
> Yes.
Your disk might be broken. Check the SMART status.
Groeten, Arjen Nienhuis
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