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

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4
votes
1answer
2k views

htop Memory meter is full. I haven't even started any service yet

I don't understand why my htop meter is full already. I'm not even running some task. Here's the screenshot of my htop: http://i.imgur.com/F56uB.png The green meter shows used memory, the blue meter ...
1
vote
1answer
340 views

Remote Performance Monitoring SQL Server

I've got a couple of servers running SQL Server 2005 Enterprise and I'd like to monitor them remotely using Perfmon (Windows' Performance Monitor). On my machine, I have an instance of SQL Server ...
2
votes
3answers
487 views

Lightweight (plug and play) machine resource monitoring utility? [duplicate]

I need to monitor my Ubuntu Linux server performance, prior to diving into nagios / zabbix type of "enterprise server monitoring" solutions I would prefer something more lightweight. My requirements ...
0
votes
1answer
85 views

What options exist to compare the performance of a Solaris 5.9 and a Linux (Redhat RHEL 5.X) Server?

What options exist to compare the performance of a Solaris 5.9 and a Linux (Redhat RHEL 5.X) Server? I have aging Solaris server and a replacement Linux server hosted on VMWare. A key success factor ...
2
votes
1answer
3k views

Diagnosing windows file server performance issues, utilities?

We've been having a ton of performance issues on our windows server 2008 R2 file server in the office of late. We've been trying to pinpoint the issue for ages but can't work it out. We have 4 ...
3
votes
5answers
3k views

Performance monitoring on Linux/Unix

I run a few Windows servers and (Debian and Ubuntu) Linux and AIX servers. I would like to continously monitor performance on these systems in order to easily identify bottlenecks as well as to have ...
1
vote
1answer
817 views

Is it possible to get hdparm to report the current level of performance degradation on my SSD?

I work on a product that is a headless Debian Linux system with removable Intel X-25M solid state drives. Recently we noticed that the read/write performance of these drives degrades over time, and ...
1
vote
2answers
549 views

description of perfmon counters?

I'd like to use typeperf or logman to process and/or log some basic system health information on a PC (running WinXP), but I can't find a description of common performance counters, just "typeperf -q" ...
0
votes
4answers
242 views

Complete server snapshot for troubleshooting performance?

From time to time, something happens to our website that makes it slow and unresponsive. Inevitably, this happens at like 3 AM, on a day when all the devs have gone to bed early. Are there any good ...
3
votes
4answers
5k views

Is it possible to filter top to show specific processes?

I'm run top and I want to always see java/tomcat/redis/mysql/mongo, is that possible?
2
votes
1answer
901 views

How can I save the counters’ setup in windows performance monitor

I need a comprehensive and complex set of performance counters in windows performance monitor. At this point every time that I use performance monitor, I have to add the counters, one by one. Is there ...
1
vote
1answer
490 views

SBS2003 Server Performance Report email gets corrupted

This is a problem I have had for some time, but it has until now been considered relatively minor (by myself and my colleague) so we haven't really tried to fix it. However, a couple of weeks ago an ...
-2
votes
1answer
571 views

Zabbix monitoring system [closed]

I want to monitor some things and I was wondering what of the following can be done using Zabbix easily, what can be done with some extra effort and what can't be done with it: All computers are ...
0
votes
2answers
319 views

Performance Counter Read On Remote Machine - Cost

What I am after is what performance hit is there on the remote machine I am reading a performance counter on? For example, I have a web server that reports some performance counter information on ...
2
votes
3answers
217 views

Linux: System analysis tool [closed]

I have a server performing multiple tasks over traffic coming to it. Lately the server has been stuttering. When the system chokes, it reboots - this leaves me with little meaningful information as ...
0
votes
1answer
71 views

Performance analytics via DBMS “plugins”, or other solution

I'm working on a systems monitoring product that currently focuses on performance at the system level. We're expanding out to monitoring database systems. Right now we can fetch simple performance ...
0
votes
2answers
137 views

Windows Server and Network Monitoring Tools [duplicate]

Possible Duplicate: windows server 2003 monitoring software combining SQL Server monitoring with CPU-IO stats I am looking for tools to monitor our Windows servers in terms of ...
0
votes
1answer
982 views

Oracle Application Server Performance Monitoring and Tuning (CPU load high)

Oracle Application Server Performance Monitoring and Tuning (CPU load high) i have just hired by a company and my boss give me a performance issue to solve as soon as possible. I don't have any ...
2
votes
1answer
1k views

monitoring disk i/o via wmi

I'm using WMI to monitor Windows Server 2003 and Windows Server 2008 hosts. I got all the info I wanted but the disk I/O performance. I've tried quering the ...
7
votes
3answers
5k views

What is the closest equivalent of “load average” in Windows available via WMI?

Linux has a notion of Load Average which is defined as: System load averages is the average number of processes that are either in a runnable or uninterruptable state. A process in a runnable ...
2
votes
1answer
742 views

How To Setup “Performance Monitor” As A Bandwidth Counter?

I have managed to create a Counter for bytes/second on Windows 2008 R2. How can I actually count the bandwidth for my machine (inbound and outbound)? I am after the effects similar to DU meter. I ...
0
votes
1answer
1k views

IIS/ASP.NET performance incident - Perfmon Current Annonymous Users going through roof but Requests/sec low

Setup: ASP.NET 4.0 website on IIS 6.0 on Win 2003 64 bit, 8xCPUs, 16GB memory, separate SQL 2005 DB server. Had a serious slowdown today with any otherwise fairly well performing ASP.NET site. For a ...
-1
votes
3answers
139 views

Server Monitoring Options [duplicate]

I'm trying to find the best way to monitor my MS SQL server. I have been using pingdom for my web server and want to look at something else. I have done a lot of googleing but they all seem to be the ...
2
votes
1answer
266 views

Monitor a long running process

I need to start a long running, memory/disk/cpu intensive process on Linux, and monitor it so I can : check it terminates with a good status code, collect stats (mem cpu disk every x minutes ) alert ...
28
votes
5answers
37k views

How passively monitor for tcp packet loss? (Linux)

How can I passively monitor the packet loss on TCP connections to/from my machine? Basically, I'd like a tool that sits in the background and watches TCP ack/nak/re-transmits to generate a report on ...
3
votes
3answers
2k views

Nagios plugin to take process snapshot when load is high

We have configured Nagios with check_load via NRPE plugin to monitor server load, it reports when load is high, but does not have option to take a snapshot top processes (like top command) at that ...
4
votes
3answers
5k views

Utility for Monitoring IOPS on servers

We recently ran the Dell Performance Analysis Collection kit which monitors your servers via WMI for 24 hours. You send the file off to Dell and they return a report with graphs of IOPS and MB/S disk ...
0
votes
2answers
137 views

searching for powerfull monitoring tool for production servers [duplicate]

Possible Duplicate: What tool do you use to monitor your servers? I'm searching for a monitoring system that has the following features: targeted for Amazon EC2 scalable custom plug-ins ...
4
votes
4answers
1k views

how can I perform a disk performance test like hdparm -t in nagios?

The usual plugins are all about known stats of a system but we are seeing really odd results on some of our vmware instances with hdparm -t. Anyone know of a test actually does a write/read on a disk ...
1
vote
2answers
424 views

parameters to check from guest if ESX host overloaded

I have access to Redhat linux 5.7 guests on vmware ESX (probably 4) hosts which I suspect is often overloaded ( CPU and IO ). I have no visibility on the ESX host which is managed by another company. ...
0
votes
1answer
120 views

Memory bloat / leak in 3rd party IIS script

We have a 3rd party application that runs on an IIS web server, during the day as people use it, it seems to take up more and more memory until the server is very close to the memory limit and we get ...
1
vote
2answers
477 views

How can I read the dmp file created by perfmon?

I'm trying to debug a memory problem on a client web server that I have no access to. The client, with some help from Microsoft consulting, set up a bunch of perfmon counters and just sent us the ...
0
votes
4answers
867 views

Monitor SQL Server

I am managing a very important SQL Server 2008 R2 database. I need a solution that notifies me through email if the performance of the database server is getting bad. I am imagining the following ...
3
votes
1answer
3k views

Getting “No such interface supported” when connecting to a remote Performance Monitor

I have 6 machines: 2 x Windows 7 32-bit (W71, W72) 4 x Windows 2008 R2 64-bit (W2k81, W2k82, W2k83, W2k84) I want to access the W2k8 machines' performance monitors remotely from the W7 machines. ...
0
votes
1answer
175 views

MS Server 2008 NLB: Writing on Harddisk

I'm in a confusing situation right now: I have 2 MS Server 2008, hosting a WCF-Webservice which is basically reading data from an SQL-Server and forwarding it to the client. We use NLB to loadbalance ...
0
votes
2answers
2k views

Apache monitoring busy vs idle workers

For Apache, I want to monitor Busy workers Idle workers Queued requests Monitoring would be done throughout the day, taking a sample every min., in a graphical manner. If such a tool is not ...
0
votes
1answer
493 views

How to I track how many php-cgi processes are in use

I'm running apache 2.2 with PHP 5.2 in FastCGI mode with mod_fcgid. The platform is RedHat Enterprise Linux 5.5 x86_64. I have my minimum and maximum fastcgi slaves set to 35. How do I track how many ...
0
votes
1answer
1k views

Apache loading time in microseconds - difference between header and log

I recently followed this guide to obtain performance measurement of siteload on a web server. To log the time it takes for Apache to process a request add this to your apache configuration file: ...
1
vote
2answers
475 views

Inducing artificial network latency in Hyper-V

I want to do some testing on how will system performance degrade with various changes in network throughput and latency. I am using Hyper-V for virtualization. Is there a way I can artificially limit ...
1
vote
4answers
1k views

CPU utilization is low but swapped out processes and blocked processes is high

We're facing intermittent periods of 100% CPU utilization. Server Configuration:HP DL580 G7 (4 Processor with 8 cores each; 128GB memory.) Operating System: Solaris 10_x86 update 9 Application: ...
3
votes
2answers
268 views

Measuring “loading time in milliseconds” every minute

I have apache running on a virtual server, which in periods gives very bad performance - even when retrieving static JPG or PNG files. This only happens once in a while, so it's hard for me to ...
1
vote
0answers
76 views

Configuring PA Server Monitor for Windows monitoring

My company got PA Server Monitor to monitor 6 servers. I have few questions regarding configuration. So far I've made disk space and ping monitors. Generally two servers are IIS 7, two are SQL Server ...
1
vote
2answers
286 views

Performance impact of monitoring a performance counter

Assume two servers, A and B. From server A I open perfmon and add the counter \ServerB\Processor\% Processor Time and start monitoring it every second. Is Server A going to poll server B every ...
0
votes
3answers
121 views

CPU usage messuring?

I have a Windows 2003 cloud server and I did like to checkout the current usage of cpu and memory of 2 applications I have currently running but I am not sure of what would be the right tools to check ...
0
votes
1answer
336 views

dm_exec_query_stats returns worker time greater than elapsed time

I frequently query sys.dm_exec_query_stats to find expensive queries. I've noticed that in some cases the total_worker_time is greater than the total_elapsed_time. Does anyone know why this would be ...
1
vote
3answers
2k views

How to measure end-to-end response time without client network time?

In a typical multi-tier web application, how to measure the response time from when the server receive the request to the time server send out the response? I want focus on the server side ...
1
vote
1answer
2k views

Centreon not graphing Windows Disk Check

I'm trying to figure out how to get Centreon to graph a Windows Diskspace check. The service comes back fine: OK: C:\: 14.9G|'C:\ %'=63%;20;10 'C:\'=14.94GB;4;4;0;39.99 However, when I try to add ...
5
votes
3answers
18k views

Measure Linux IOPS for a running system

How do I measure IOPS of a running Linux server? I know that the theoretical IOPS of a SATA drive is around 90 and enterprise 10k SAS/FC disk is 180. I want to know how much my running system is using ...
2
votes
1answer
2k views

Get the average execution time of all select queries

tl;dr: How can I get the average query execution time of select statements of a running MySQL server? At them moment we have several database servers, with some slaves treated as read-only servers. ...
0
votes
4answers
2k views

How to check for bottlenecks in Windows Server 2008 R2

I recently switched out a 10 year old server for a brand new server in a small office and upgraded from Windows Server 2000 to Windows Server 2008 R2. After the switch was complete and some ...