我有一个网站（分析服务）的网站，我有大约+ 3K并发用户..我使用php与MongoDB
MongoDB架构是（1个查询，3个配置服务器，2个Shard）。我确定我的mongo配置工作正常。但是碎片1没有任何理由突然停了下来。当我试图跑 <form action="" method="post">
<div class="dropdown-option">
<select id="select" name="window1" value="window1">
<option>Choose Option</option>
<option value="60|Window 1" <?php if(isset($_POST[ 'window1']) && $_POST[ 'window1']=='60' ){ echo 'selected'; } else { echo ''; } ?>>Option 1</option>
<option value="40|Window 1" <?php if(isset($_POST[ 'window1']) && $_POST[ 'window1']=='40' ){ echo 'selected'; } else { echo ''; } ?>>Option 2</option>
<option value="40|Window 1" <?php if(isset($_POST[ 'window1']) && $_POST[ 'window1']=='40' ){ echo 'selected'; } else { echo ''; } ?>>Option 3</option>
<option value="85|Window 1" <?php if(isset($_POST[ 'window1']) && $_POST[ 'window1']=='85' ){ echo 'selected'; } else { echo ''; } ?>>Option 4</option>
</select>
</div>
<div class="quantity-field">
<input type="number" name="quantity1" min="0" max="100" placeholder="STK.">
</div>
<div class="row">
<h3 style="text-transform: uppercase;padding-bottom:70px;">Indtast dine oplysninger og modtag dit uforpligtende tilbud!</h3>
<div class="large-6 small-12 columns">
<label for="first_name">Fornavn *</label>
<input class="" name="first_name" id="first_name" type="text" required />
</div>
<div class="large-6 small-12 columns">
<label for="last_name">Efternavn *</label>
<input class="" name="last_name" id="last_name" type="text" required />
</div>
<div class="large-5 columns">
<label for="address_street">Adresse *</label>
<input class="" name="address_street" id="address_street" type="text" required />
</div>
<div class="large-2 columns">
<label for="zip_code">Postnummer *</label>
<input class="" name="zip_code" id="zip_code" type="number" required />
</div>
<div class="large-5 columns">
<label for="city">By *</label>
<input class="" name="city" id="city" type="text" required />
</div>
<div class="large-6 small-12 columns">
<label for="email_address">Email *</label>
<input class="" name="email_address" id="email_address" type="email" required />
</div>
<div class="large-6 small-12 columns">
<label for="mobile_no">Telefon *</label>
<input class="" name="mobile_no" id="mobile_no" type="tel" maxlength="8" required />
</div>
<div class="large-12 columns">
<label for="textarea">Besked</label>
<textarea name="textarea" id="" cols="30" rows="10"></textarea>
</div>
<div class="large-12 columns text-center">
<input type="submit" name="submit" style="font-family: 'Dosis' !important;" value="Recieve and offer" class="submit-pris">
</div>
</div>
</form>
时，mongo没有跑。当我查看日志文件时，我得到最后一行
sudo services mongod restart我无法弄清楚mongo问题，但我试图尽可能地管理它以便正常工作..任何想法如何确保它不会再次掉线？