Click here to Skip to main content
15,891,248 members
Articles / Web Development / ASP.NET

Troubleshooting ASP.NET based Enterprise Application Performance Problem

Rate me:
Please Sign up or sign in to vote.
4.78/5 (16 votes)
27 Jan 2013CPOL13 min read 39.1K   387   44  
In this article, I introduce a process and related skill for troubleshooting ASP.NET based enterprise application performance problem. This process is summarized from my personal experience in this area.
html {
    background-color: #e2e2e2;
    margin: 0;
    padding: 0;
}

body {
    background-color: #fff;
    border-top: solid 10px #000;
    color: #333;
    font-size: .85em;
    font-family: "Segoe UI", Verdana, Helvetica, Sans-Serif;
    margin: 0;
    padding: 0;
}

a {
    color: #333;
    outline: none;
    padding-left: 3px;
    padding-right: 3px;
    text-decoration: underline;
}

    a:link, a:visited,
    a:active, a:hover {
        color: #333;
    }

    a:hover {
        background-color: #c7d1d6;
    }

header, footer, hgroup,
nav, section {
    display: block;
}

mark {
    background-color: #a6dbed;
    padding-left: 5px;
    padding-right: 5px;
}

.float-left {
    float: left;
}

.float-right {
    float: right;
}

.clear-fix:after {
    content: ".";
    clear: both;
    display: block;
    height: 0;
    visibility: hidden;
}

h1, h2, h3,
h4, h5, h6 {
    color: #000;
    margin-bottom: 0;
    padding-bottom: 0;
}

h1 {
    font-size: 2em;
}

h2 {
    font-size: 1.75em;
}

h3 {
    font-size: 1.2em;
}

h4 {
    font-size: 1.1em;
}

h5, h6 {
    font-size: 1em;
}

    h5 a:link, h5 a:visited, h5 a:active {
        padding: 0;
        text-decoration: none;
    }


/* main layout
----------------------------------------------------------*/
.content-wrapper {
    margin: 0 auto;
    max-width: 960px;
}

#body {
    background-color: #efeeef;
    clear: both;
    padding-bottom: 35px;
}

    .main-content {
        background: url("../Images/accent.png") no-repeat;
        padding-left: 10px;
        padding-top: 30px;
    }

    .featured + .main-content {
        background: url("../Images/heroAccent.png") no-repeat;
    }

header .content-wrapper {
    padding-top: 20px; 
}

footer {
    clear: both;
    background-color: #e2e2e2;
    font-size: .8em;
    height: 100px;
}


/* site title
----------------------------------------------------------*/
.site-title {
    color: #c8c8c8;
    font-family: Rockwell, Consolas, "Courier New", Courier, monospace;
    font-size: 2.3em;
    margin: 0;
}

.site-title a, .site-title a:hover, .site-title a:active {
    background: none;
    color: #c8c8c8;
    outline: none;
    text-decoration: none;
}


/* login
----------------------------------------------------------*/
#login {
    display: block;
    font-size: .85em;
    margin: 0 0 10px;
    text-align: right;
}

    #login a {
        background-color: #d3dce0;
        margin-left: 10px;
        margin-right: 3px;
        padding: 2px 3px;
        text-decoration: none;
    }

    #login a.username {
        background: none;
        margin: 0;
        padding: 0;
        text-decoration: underline;
    }

    #login ul {
        margin: 0;
    }

    #login li {
        display: inline;
        list-style: none;
    }


/* menu
----------------------------------------------------------*/
ul#menu {
    font-size: 1.3em;
    font-weight: 600;
    margin: 0 0 5px;
    padding: 0;
    text-align: right;
}

    ul#menu li {
        display: inline;
        list-style: none;
        padding-left: 15px;
    }

        ul#menu li a {
            background: none;
            color: #999;
            text-decoration: none;
        }

        ul#menu li a:hover {
            color: #333;
            text-decoration: none;
        }


/* page elements
----------------------------------------------------------*/
/* featured */
.featured {
    background-color: #fff;
}

    .featured .content-wrapper {
        background-color: #7ac0da;
        background-image: -ms-linear-gradient(left, #7ac0da 0%, #a4d4e6 100%);
        background-image: -o-linear-gradient(left, #7ac0da 0%, #a4d4e6 100%);
        background-image: -webkit-gradient(linear, left top, right top, color-stop(0, #7ac0da), color-stop(1, #a4d4e6));
        background-image: -webkit-linear-gradient(left, #7ac0da 0%, #a4d4e6 100%);
        background-image: linear-gradient(left, #7ac0da 0%, #a4d4e6 100%);
        color: #3e5667;
        padding: 20px 40px 30px 40px;
    }

        .featured hgroup.title h1, .featured hgroup.title h2 {
            color: #fff;
        }

        .featured p {
            font-size: 1.1em;
        }

/* page titles */
hgroup.title {
    margin-bottom: 10px;
}

hgroup.title h1, hgroup.title h2 {
    display: inline;
}

hgroup.title h2 {
    font-weight: normal;
    margin-left: 3px;
}

/* features */
section.feature {
    width: 300px;
    float: left;
    padding: 10px;
}

/* ordered list */
ol.round {
    list-style-type: none;
    padding-left: 0;
}

    ol.round li {
        margin: 25px 0;
        padding-left: 45px;
    }

        ol.round li.zero {
            background: url("../Images/orderedList0.png") no-repeat;
        }

        ol.round li.one {
            background: url("../Images/orderedList1.png") no-repeat;
        }

        ol.round li.two {
            background: url("../Images/orderedList2.png") no-repeat;
        }

        ol.round li.three {
            background: url("../Images/orderedList3.png") no-repeat;
        }

        ol.round li.four {
            background: url("../Images/orderedList4.png") no-repeat;
        }

        ol.round li.five {
            background: url("../Images/orderedList5.png") no-repeat;
        }

        ol.round li.six {
            background: url("../Images/orderedList6.png") no-repeat;
        }

        ol.round li.seven {
            background: url("../Images/orderedList7.png") no-repeat;
        }

        ol.round li.eight {
            background: url("../Images/orderedList8.png") no-repeat;
        }

        ol.round li.nine {
            background: url("../Images/orderedList9.png") no-repeat;
        }

/* content */
article {
    float: left;
    width: 70%;
}

aside {
    float: right;
    width: 25%;
}

    aside ul {
        list-style: none;
        padding: 0;
    }

        aside ul li {
            background: url("../Images/bullet.png") no-repeat 0 50%;
            padding: 2px 0 2px 20px;
        }

.label {
    font-weight: 700;
}

/* login page */
#loginForm {
    border-right: solid 2px #c8c8c8;
    float: left;
    width: 55%;
}

    #loginForm .validation-error {
        display: block;
        margin-left: 15px;
    }

    #loginForm .validation-summary-errors ul {
        margin: 0;
        padding: 0;
    }

    #loginForm .validation-summary-errors li {
        display: inline;
        list-style: none;
        margin: 0;
    }

    #loginForm input {
        width: 250px;
    }

    #loginForm input[type="checkbox"],
    #loginForm input[type="submit"],
    #loginForm input[type="button"],
    #loginForm button {
        width: auto;
    }

#socialLoginForm {
    margin-left: 40px;
    float: left;
    width: 40%;
}

    #socialLoginForm h2 {
        margin-bottom:  5px;
    }

#socialLoginList button {
    margin-bottom: 12px;
}

#logoutForm {
    display: inline;
}

/* contact */
.contact h3 {
    font-size: 1.2em;
}

.contact p {
    margin: 5px 0 0 10px;
}

.contact iframe {
    border: 1px solid #333;
    margin: 5px 0 0 10px;
}

/* forms */
fieldset {
    border: none;
    margin: 0;
    padding: 0;
}

    fieldset legend {
        display: none;
    }

    fieldset ol {
        padding: 0;
        list-style: none;
    }

        fieldset ol li {
            padding-bottom: 5px;
        }

label {
    display: block;
    font-size: 1.2em;
    font-weight: 600;
}

label.checkbox {
    display: inline;
}

input, textarea {
    border: 1px solid #e2e2e2;
    background: #fff;
    color: #333;
    font-size: 1.2em;
    margin: 5px 0 6px 0;
    padding: 5px;
    width: 300px;
}

textarea {
    font-family: inherit;
    width: 500px;
}

    input:focus, textarea:focus {
        border: 1px solid #7ac0da;
    }

    input[type="checkbox"] {
        background: transparent;
        border: inherit;
        width: auto;
    }

    input[type="submit"],
    input[type="button"],
    button {
        background-color: #d3dce0;
        border: 1px solid #787878;
        cursor: pointer;
        font-size: 1.2em;
        font-weight: 600;
        padding: 7px;
        margin-right: 8px;
        width: auto;
    }

    td input[type="submit"],
    td input[type="button"],
    td button {
        font-size: 1em;
        padding: 4px;
        margin-right: 4px;
    }

/* info and errors */
.message-info {
    border: 1px solid;
    clear: both;
    padding: 10px 20px;
}

.message-error {
    clear: both;
    color: #e80c4d;
    font-size: 1.1em;
    font-weight: bold;
    margin: 20px 0 10px 0;
}

.message-success {
    color: #7ac0da;
    font-size: 1.3em;
    font-weight: bold;
    margin: 20px 0 10px 0;
}

.error {
    color: #e80c4d;
}

/* styles for validation helpers */
.field-validation-error {
    color: #e80c4d;
    font-weight: bold;
}

.field-validation-valid {
    display: none;
}

input.input-validation-error {
    border: 1px solid #e80c4d;
}

input[type="checkbox"].input-validation-error {
    border: 0 none;
}

.validation-summary-errors {
    color: #e80c4d;
    font-weight: bold;
    font-size: 1.1em;
}

.validation-summary-valid {
    display: none;
}


/* tables
----------------------------------------------------------*/
table {
    border-collapse: collapse;
    border-spacing: 0;
    margin-top: 0.75em;
    border: 0 none;
}

th {
    font-size: 1.2em;
    text-align: left;
    border: none 0px;
    padding-left: 0;
}

    th a {
        display: block;
        position: relative;
    }

    th a:link, th a:visited, th a:active, th a:hover {
        color: #333;
        font-weight: 600;
        text-decoration: none;
        padding: 0;
    }

    th a:hover {
        color: #000;
    }

    th.asc a, th.desc a {
        margin-right: .75em;
    }

    th.asc a:after, th.desc a:after {
        display: block;
        position: absolute;
        right: 0em;
        top: 0;
        font-size: 0.75em;
    }

    th.asc a:after {
        content: '▲';
    }

    th.desc a:after {
        content: '▼';
    }

td {
    padding: 0.25em 2em 0.25em 0em;
    border: 0 none;
}

tr.pager td {
    padding: 0 0.25em 0 0;
}


/********************
*   Mobile Styles   *
********************/
@media only screen and (max-width: 850px) {

    /* header
    ----------------------------------------------------------*/
    header .float-left,
    header .float-right {
        float: none;
    }

    /* logo */
    header .site-title {
        margin: 10px;
        text-align: center;
    }

    /* login */
    #login {
        font-size: .85em;
        margin: 0 0 12px;
        text-align: center;
    }

        #login ul {
            margin: 5px 0;
            padding: 0;
        }

        #login li {
            display: inline;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        #login a {
            background: none;
            color: #999;
            font-weight: 600;
            margin: 2px;
            padding: 0;
        }

        #login a:hover {
            color: #333;
        }

    /* menu */
    nav {
        margin-bottom: 5px;
    }

    ul#menu {
        margin: 0;
        padding: 0;
        text-align: center;
    }

        ul#menu li {
            margin: 0;
            padding: 0;
        }


    /* main layout
    ----------------------------------------------------------*/
    .main-content,
    .featured + .main-content {
        background-position: 10px 0;
    }

    .content-wrapper {
        padding-right: 10px;
        padding-left: 10px;
    }

    .featured .content-wrapper {
        padding: 10px;
    }

    /* page content */
    article, aside {
        float: none;
        width: 100%;
    }

    /* ordered list */
    ol.round {
        list-style-type: none;
        padding-left: 0;
    }

        ol.round li {
            padding-left: 10px;
            margin: 25px 0;
        }

            ol.round li.zero,
            ol.round li.one,
            ol.round li.two,
            ol.round li.three,
            ol.round li.four,
            ol.round li.five,
            ol.round li.six,
            ol.round li.seven,
            ol.round li.eight,
            ol.round li.nine {
                background: none;
            }

     /* features */
     section.feature {
        float: none;
        padding: 10px;
        width: auto;
     }

        section.feature img {
            color: #999;
            content: attr(alt);
            font-size: 1.5em;
            font-weight: 600;
        }

    /* forms */
    input {
        width: 90%;
    }

    /* login page */
    #loginForm {
        border-right: none;
        float: none;
        width: auto;
    }

        #loginForm .validation-error {
            display: block;
            margin-left: 15px;
        }

    #socialLoginForm {
        margin-left: 0;
        float: none;
        width: auto;
    }


    /* footer
    ----------------------------------------------------------*/
    footer .float-left,
    footer .float-right {
        float: none;
    }

    footer {
        text-align: center;
        height: auto;
        padding: 10px 0;
    }

        footer p {
            margin: 0;
        }
}

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Software Developer (Senior)
United States United States
Senior Software Developer from New Jersey, USA

Have 15+ years experience on enterprise application development with various technologies.

Comments and Discussions