Questions about monitoring server hardware and software performance, or network performance.

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13 views

New Relic Connections Per Server [duplicate]

Using New Relic I am trying to understand the relationship between simultaneous connections and server performance via new relic. As an example of the relationship I would like to see, it would be ...
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1answer
24 views

Tracking the slow - how to list all processes related to web-server?

I wanted to ask people in this community about administration of the Debian based web server - its a dedicated server, hosting a single website. From time to time the web site is slowing down, on ...
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22 views

Exchange performance counter analisys - Outlook not responding

Problem: Users experiencing poor Outlook(2010) performance, often got "Outlook trying to retreive data from exchange server...." message. Environment: Intel modular server On this terminal ...
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61 views

PerfMon: Processor Queue Length - Random high spikes

I'm investigating alleged high CPU usage on one of our client's servers. After about 1 business day of "normal" activity, PerfMon is reporting the following values for Processor Queue Length, and I'm ...
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9 views

BSOD crashes after a freeze period of 100% Highest Active Time while the Hard Disk actually appears to be idle [migrated]

After a few BSoD crashes of my Windows 7 that follow a period of semi-frozen environment, I have started monitoring my Resource Monitor to try to catch the culprit in act. The symptoms are: The ...
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50 views

Server high memory and cpu - no leads

I've been asked to troubleshoot a server hosting our application at a client's facility. The client has complained to us on two separate occasions in the last week - week and a half. In one instance ...
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0answers
58 views

Benchmarking for DISK I/O Writes Per Second - ElasticSearch and MySQL

During working on our project we needed to decide should we use "ElasticSearch" or "MySQL" to record the audit/trail logs of the system. Searching speed is not an issue here, we needed to see the disk ...
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22 views

How to measure file access by process over time?

I would like to take a sampling of data / file access over the course of several hours or days in order to ascertain what processes (with their accompanying files) are consuming the most drive IO in ...
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15 views

How to ascertain where to effectively allocate server resources?

I have recently received an upgrade to one of my servers of a 256GB SSD drive (this is in addition to two other primary 1TB drives) and a memory upgrade bringing the server to 64GB from 32GB of RAM. ...
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55 views

How to monitor Windows mount points with Observium?

I am evaluating Observium for host and network monitoring and have many servers that use Windows mount points to mount the disks, rather than use drive letters. Using the standard SNMP service in ...
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1answer
60 views

Solaris: how to list swap space per process?

On Solaris, how can I find out how much swap space a given process is occupying? Or even better, how can I list all running processes sorted by swap space usage? I'm asking this particulary for ...
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1answer
77 views

htop CPU usage information does not look consistent

Please have a look at htop screenshot below You can see there that current host has two CPU cores (or CPUs). All processes are ordered by CPU usage descending. So how is it possible that with ...
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1answer
66 views

Why does performance monitor show more cores than I have in my DL580 server?

I ran a performance monitor trace on two hp DL580 G7 servers running Windows Server 2008 R2 with 40 CPU cores. One perfmon trace showed the server having 60 cores, and the other trace showed 64 ...
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36 views

Performance Monitor Single W3WP

How to set my counters in perfmon to track a single W3WP process?
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1answer
86 views

Centralised log monitoring for linux servers [closed]

I've read several QA on this site about monitoring servers, but I found out, that none of them centralises all the logs I want to watch. To describe my situation: 10 linux hosts Using logwatch to ...
2
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1answer
63 views

How can I monitor disk IO load on a Windows 2008 server?

We are running multiple processes on our servers, which are mostly CPU intensive, but also use the local HDDs for reading the data. I can trivially look at the CPU load and memory usage in TaskManager ...
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2answers
138 views

Linux dd: Is there a way to redirect its output for monitoring?

Sometime the servers in my workplace experience some weird behavior, it happens in random physical racks around different DC's around the world. It seems like there's a networking bandwidth issues ...
0
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1answer
877 views

Optimal configuration of “Processor load is too high” trigger in Zabbix

I monitor approx. 10 Linux servers with 4 CPU cores each with Zabbix. I was receiving way to many false alarms from "Processor load is too high" trigger lately. The "Processor load is too high" ...
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1answer
51 views

Export memory consumption of a executable for multiple users over time on Server 2008

I have seen similar question by other users, but could not find a one related to an executable. Situation: Terminal server where 10-15 users log in and run applications. For this instance, we want to ...
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498 views

Zabbix monitoring a custom process

Hello I’m new with Zabbix, I have the follow scenario: About 10 windows server with our process that we have to monitoring. The processes have different name but they have the same prefix, for ...
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0answers
116 views

IIS Performance Counters recorded extremely large requests per second value

While I've been monitoring a production IIS server receiving around 1000 - 5000 requests per second almost steadily, I've encountered a few spikes in the performance counter "Requests/sec" and "GET ...
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0answers
88 views

Logman user switch confusion

I'm setting up a powershell script that installs a logman counter on several servers that are in dire need of some performance monitoring. The documentation states that the -u switch works with ...
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1answer
349 views

Using Powershell to get a group of specific perfmon counters

I'm trying to set up a script that generates blg files every set amount of time, using powershell. I know this can be done using perfmon XML templates, but for this specific project I have to do it ...
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1answer
117 views

Why this server is so slow?

I hired a VPS in DigitalOcean, it's hosted in Amsterdam, I'm in Turkey. But server is responding slowly and page is freezing/lagging even at ajax POST-GET request.(there is a basic browser game in ...
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1answer
152 views

mpstat not displaying intr/s column

I'm on CentOS 6.5, sysstat 9.0.4.22.el6 For some reason mpstat is not displaying the intr/s column I'm running it this way, for example, and only these columns get displayed: mpstat -P ALL 1 5 ...
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1answer
82 views

Linux filesystem page cache - hot or not

How can you tell how much of the filesystem cache is hot (frequently accessed) or not? The use case would be determining when you are approaching the limits of your memory but before you actually hit ...
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1answer
2k views

SCOM alert: The threshold for the Logical Disk\Avg. Disk sec/Transfer performance counter has been exceeded

We are monitoring several Windows Server 2012 R2 VMs running on Hyper-V. Now SCOM (2012 R2 UR2) reports: The threshold for the Logical Disk\Avg. Disk sec/Transfer performance counter has been ...
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1answer
71 views

HP arrray - XP and EVA - performance monitoring

I have some HP arrays I'd like to monitor for performance. I'm making a reasonable amount of progress with my 3PARs, in using ssh connectivity and show... commands to gather performance information ...
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87 views

Why am I unable to start the built-in System Data Collector Sets on Window Server 2008R2?

Why am I unable to start the built-in System Data Collector Sets on Window Server 2008R2? I can select "Start", but nothing happens and the report is never generated. I don't see any errors in the ...
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1answer
182 views

Is the Datadog install script safe to run? [closed]

I have a production server (CentOS 6, Apache, Nginx, MySQL, PHP, wordpress). I want to see some metrics (e.g., load bandwidth, RAM, CPU and so on). I chose a Datadog for this task. The instructions ...
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2answers
69 views

Real time server status on another linux server

I'm looking to make some sort of readable file(pipe?) on my two web servers that shows the id of the mysql server with the least load to use in load balancing as well as some other applications. I'm ...
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1answer
531 views

Php-Fpm: status URL for all pools

I have an ISPConfig server serving php pages with FPM in ondemand mode. On another server with a single fpm pool I keep daemon monitored using the /status URL and work great. In ISPConfig case there ...
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0answers
90 views

Getting performance metrics from a (cluster of) nodejs process(es)

What are some ways to get interesting performance metrics out of any given node.js app, and how can one deal with that when there's essentially many running processes using cluster.js? Interesting ...
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10answers
14k views

How to [politely?] tell software vendor they don't know what they're talking about

Not a technical question, but a valid one nonetheless. Scenario: HP ProLiant DL380 Gen 8 with 2 x 8-core Xeon E5-2667 CPUs and 256GB RAM running ESXi 5.5. Eight VMs for a given vendor's system. ...
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2answers
56 views

ubuntu 12.04 long term monitoring

I´ve a Ubuntu 12.04 server with a lamp stack running. I´m fighting with ressource scoring scripts (f.e. php scripts generating excel files). I´ve googled a lot of software but couldn´t find a fitting ...
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1answer
105 views

Performance Monitor for ASP.Net applications

I have an IIS hosted ASP.Net site which is experiencing timeouts. I would like to be able to monitor it from every angle but I'm not sure where to start with configuring PerfMon counters. Does anyone ...
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1answer
173 views

Nagios Alerts / Notifications - SMS

Configured Nagios core 4.0 and NDOutil 2.0 both are working in ubuntu. Now i am looking for alert types in Nagios. And i am confused in plug-ins and Add-ons in nagios. Especially i am looking in ...
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153 views

The `iostat` Command Describes a Non-Existent Block Device

The System An instance running on Amazon EC2 It is an m1.large EC2 instance The instance is running Ubuntu Server 12.04 LTS Here's What Happens... I wanted to measure disk IOPS on my system, and ...
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96 views

Monioring the performance of asp.net web application using IIS log files

I have IIS log files, I need to findout the errors generated by the asp.net web application which are hosted in IIS 7. I used Log parser to paarse IIS log files, but I want to find errors such as ...
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1answer
988 views

SQL Server Timeout issues at random times causing performance degradation

I am having random timeout during a brief period of time on certain days. My CPU, Memory looks fine. So I ran Performance Monitor during these spikes and found my average disk sec/read was 5.8 ...
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2answers
347 views

Logging detailed network activity on Windows Server 2008

One of my clients is experiencing internet delays and outages within their small network. They've verified with their cable company that the issue is not related to any cable company outages. The ...
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1answer
56 views

Tracking memory problems

I'm experiencing some trouble with my Windows Server 2008. We're using it for hosting a bunch (~50) of Web GIS applications on IIS. This setup usually works very well, but when certain applications ...
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2answers
662 views

get current hard disk read write in ubuntu and make log file

I'm writing a customized monitoring panel for Ubuntu server. At this step i need to get real time hard disk read and write rate then put it into a file as a log file. I used tools like Hdparm,Iotop ...
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0answers
67 views

Hadoop - On the Wire Performance Monitoring?

I have been tasked with implementing an 'on the wire' monitoring solution for a large Hadoop installation. The source of data will be a combination of taps and SPANs throughout the environment. My ...
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0answers
25 views

Foglight Graphing Anomalies

We use some custom cartridges in our foglight deployment to measure some web application response times and at times we have large spikes on the graphs that don't line up with the numeric data once ...
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2answers
91 views

Windows 2008 Performance Monitor - Disk Performance

We have a Windows 2008 R2 server with SQL installed. We are trying to measure if the disk performance is causing any bottle necks. I've found many suggestions regarding which monitors to use, but am ...
2
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1answer
154 views

nmon NFS Performance Counters/Metrics

I have recently used nmon to record NFS client performance data from a suse 10 SP4 host and now need help understanding what the captured read & write figures truly indicate. With other ...
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1answer
326 views

Finding root cause of 99.99% iowait with 0% SWAPON

Users and DBAs are complaining that "Oracle is slow" on our OEL servers. The only thing I have found from the OS standpoint is that there are some strange IOWAIT stats from iotop. Output from iotop: ...
2
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1answer
206 views

How Long Should Data Collection Sets run in Windows Server Performance Montioring

I currently have an application server and a database server both running on Windows Server 2008 R2. I have been tasked with generating a weekly report on the utilization of CPU, Memory and Disk. I am ...
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1answer
674 views

High CPU load caused by slow disks?

We are running a online application on a 3-year old server (quadcore Xeon, 4GB RAM, SAN-disks). The server hosts besides the web application a SQL-, FTP-, SFTP, SMTP, and POP-services. Over the years ...