[prev in list] [next in list] [prev in thread] [next in thread] 

List:       cassandra-user
Subject:    Re: [E] Re: Anyone connecting the Cassandra on a server
From:       "Saha, Sushanta K" <sushanta.saha () verizonwireless ! com>
Date:       2021-11-29 13:41:48
Message-ID: CAHty+vNLUrMY4Mst7f5dsXoY2_9-TZfvDdUqMTTY7KGiDei-Gg () mail ! gmail ! com
[Download RAW message or body]

Thanks Bowen!

.... Sushanta


On Fri, Nov 19, 2021 at 4:01 PM Bowen Song <bowen@bso.ng> wrote:

> This could be two questions with different answers:
>
>
> 1. Is there anyone / who is connected to the Cassandra server right now?
>
> Use the netstat or ss command and check the active TCP connections on
> native port (default is 9042)
>
>
> 2. Is there anyone / who is connecting to the Cassandra servers between
> now and next hour/day/week/month/etc.?
>
> Use iptables/nftables to log new TCP connections (ct state new) on that
> port
>
>
> On 19/11/2021 18:12, Saha, Sushanta K wrote:
>
> I need to shutdown an old Apache Cassandra server for good. Running 3.0.x.
> Any way I can determine if anyone is still connecting to the Cassandra
> instance running on this server?
>
> Thanks
> .... Sushanta
>
>

-- 

*Sushanta Saha|*MTS IV-Cslt-Sys Engrg|WebIaaS_DB Group|HQ -
* VerizonWireless O 770.797.1260  C 770.714.6555 Iaas Support Line
949-286-8810*

[Attachment #3 (text/html)]

<div dir="ltr"><div dir="ltr">Thanks Bowen!<input name="virtru-metadata" \
type="hidden" value="{&quot;email-policy&quot;:{&quot;state&quot;:&quot;closed&quot;,& \
quot;expirationUnit&quot;:&quot;days&quot;,&quot;disableCopyPaste&quot;:false,&quot;di \
sablePrint&quot;:false,&quot;disableForwarding&quot;:false,&quot;enableNoauth&quot;:fa \
lse,&quot;persistentProtection&quot;:false,&quot;expandedWatermarking&quot;:false,&quo \
t;expires&quot;:false,&quot;isManaged&quot;:false},&quot;attachments&quot;:{},&quot;co \
mpose-id&quot;:&quot;3&quot;,&quot;compose-window&quot;:{&quot;secure&quot;:false}}"><div><br></div><div>.... \
Sushanta</div><div><br></div></div><br><div class="gmail_quote" style=""><div \
dir="ltr" class="gmail_attr">On Fri, Nov 19, 2021 at 4:01 PM Bowen Song &lt;<a \
href="mailto:bowen@bso.ng">bowen@bso.ng</a>&gt; wrote:<br></div><blockquote \
class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid \
rgb(204,204,204);padding-left:1ex">  
    
  
  <div>
    <p>This could be two questions with different answers:</p>
    <p><br>
    </p>
    <p>1. Is there anyone / who is connected to the Cassandra server
      right now?</p>
    <p>Use the netstat or ss command and check the active TCP
      connections on native port (default is 9042)</p>
    <p><br>
    </p>
    <p>2. Is there anyone / who is connecting to the Cassandra servers
      between now and next hour/day/week/month/etc.?</p>
    <p>Use iptables/nftables to log new TCP connections (ct state new)
      on that port<br>
    </p>
    <p><br>
    </p>
    <div>On 19/11/2021 18:12, Saha, Sushanta K
      wrote:<br>
    </div>
    <blockquote type="cite">
      
      <div dir="ltr">I need to shutdown an old Apache Cassandra server
        for good. Running 3.0.x. Any way I can determine if anyone is
        still connecting to the Cassandra instance running on this
        server?<br clear="all">
        <div><br>
        </div>
        <div>Thanks</div>
        <div>.... Sushanta</div>
        <div><br>
        </div>
        </div>
    </blockquote>
  </div>
</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" \
class="gmail_signature"><div dir="ltr"><p><b></b></p><p>

</p><p><b>Sushanta Saha<span style="color:red">|</span></b>MTS IV-Cslt-Sys Engrg<span \
style="color:red">|</span>WebIaaS_DB Group<span style="color:red">|</span>HQ -<b> \
Veri<span style="color:red">z</span>onWireless <br> <span style="color:red">O</span> \
<span style="color:rgb(64,64,64)">770.797.1260</span>   <span \
style="color:red">C</span> <span style="color:rgb(64,64,64)">770.714.6555 \
</span><span style="color:red">Iaas Support Line</span><span style="color:gray"> \
949-286-8810</span></b></p></div></div></div>



[prev in list] [next in list] [prev in thread] [next in thread]