All Questions
Tagged with performance windows
168
questions
0
votes
2
answers
65
views
Server's Disk Queue Length is high, but Disk Bytes/sec is lower than it's capable of
I have an environment running SQL Server on a Windows VMWare platform using a SAN with SSDs set up in RAID 6, and using Veeam for server backups and LiteSpeed for SQL Server backups.
I've had a ...
- 101
4
votes
2
answers
971
views
Windows File server heavy cpu usage - Render Farm with many clients reading data at once
I have a windows file sever with Dual Xeon E5-2650v4 cpus. They are 14 core each so 28 cores total.
The network interface is a Mellanox Connectx3 40gbs.
The disk drives in the server are 7.68TB Sata ...
- 41
0
votes
0
answers
69
views
iometer does not display raw partition
I'm trying to test the performance of my external USB drive. I have two partitions on it. One is formatted as exFAT whereas the other is a RAW windows partition.
I am at a loss about using IOMeter to ...
- 131
0
votes
0
answers
250
views
Workday integration task failed
I am trying to run a studio integration that was built in the past - so don't have access to the studio files etc. On running the integration - the following error is encountered.
"Integration ...
- 1
1
vote
2
answers
775
views
Windows server standard, processes not able to utilize all physical CPU
Please find the attached picture.
I have windows server 2019. with SQL server web edition and IIS.
the CPU always shows (on all 4 servers of same specification) that its utilizing only 48 cores (out ...
- 4,279
2
votes
1
answer
236
views
Windows Server Command Line for Remotly Measure Data Disk IOPS,CPU,RAM Monitoring
I want to measure data usage like IOPS, CPU, RAM ,Capacity ,Bandwidth ETC from Remote Server.
I Know, that it is possible to measure it localy with the Typeperf Command.
However, again, i want to ...
- 133
0
votes
1
answer
492
views
Remote Desktop - Does leaving a session open slow down the server?
Like many other development teams, we don't do a good job of signing out after an RDP session. I am trying to convince the team that it's important to use the "Sign Out" feature to close the ...
1
vote
1
answer
141
views
Speed issue on using Linux subsystem search on a Windows server [closed]
I'm performing a search on a Windows server, who has a mapping to my Z:-drive (\\<servername>\<base_directory>). In there I would like to search inside a subdirectory, so we get Z:\<...
- 123
0
votes
1
answer
421
views
Windows vps performance
Windows vps performance is not as expected while I see this message in /var/log/messages.
[ 7283.526915] kvm [34279]: vcpu0 disabled perfctr wrmsr: 0xc2 data 0xffff
Its a KVM vps on 3.10.0-1127.19.1....
- 59
-1
votes
1
answer
3k
views
The causes for frozen server
We built one windows 2012R2 server (it has enough free memory/disk space, high performance of CPU), but it would be frozen for around half hour every 12 hours.
The symptoms:
couldn't access the ...
- 141
3
votes
1
answer
3k
views
Huge MFT and slow performance
I have a Windows Server 2012 R2 with huge MFT and slow performance when listing file in folder. Filesystem is about 350.000 files but in past many millions file was created and delete with crap Backup ...
- 61
0
votes
0
answers
910
views
will a shutdown of a worker process for pool a affect pool b
I have two pools running on the same server.
I noticed one of them is configured to a 20 min idle timeout, and the other is 180 mins.
I can see this message in event viewer:
"A worker process with ...
- 101
0
votes
1
answer
173
views
does running wordpress as subdomain on iis website reduce performance
So it seems the usual googling won't suffice here for this question.
Lets break it down.
I have a main IIS website running on https://www.mymainsite.com
I have a wordpress website running as a ...
- 101
3
votes
0
answers
339
views
Why does Windows artificially throttle low priority processes during low overall utilization?
We have noticed that programs that run via Task Scheduler perform worse than when launched by the user. It seems others have noticed this too. It's apparently because by default, Task Scheduler runs ...
- 666
0
votes
1
answer
128
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mysql will slow after a couple of hours and need restarted to work
i have a windows 7 server just have mysql installed.
i will connect to it on a local network after a while of working server response slowly and cant answer requests correctly..
my clients have up ...
- 101
1
vote
0
answers
334
views
understanding openvpn log + slow rdp
I am configuring an RDP Server for conection via the internet using OpenVPN.
Making a direct conection using default RDP port, works like a charm… using the Openvpn tunnel, makes it go slow, really ...
- 11
1
vote
2
answers
100
views
Is it possible for Windows clients to carry out external queries through an alternative DNS server directly?
Our Windows domain is far away. DNS performance is affected. Would it be possible for Windows clients to carry out external queries through an alternative DNS server directly? I understand this is not ...
- 458
4
votes
1
answer
4k
views
How to get load average in Windows
In linux by "uptime" command you can get the load average in last 15 minutes. But how to get that in windows?
Many had suggested alternative found here. But it is about CPU utilization where load ...
- 145
36
votes
1
answer
4k
views
Unexpected and unexplained slow (and unusual) memory performance with Xeon Skylake SMP
We've been testing a server using 2x Xeon Gold 6154 CPUs with a Supermicro X11DPH-I motherboard, and 96GB RAM, and found some very strange performance issues surrounding memory when compared to ...
- 393
2
votes
1
answer
550
views
NTFS - writing small files performance variations
I have some test code that generates a list of 5000 small blocks of data (min. size: 351 bytes, max size: 386 bytes, average size: 385 bytes) and then writes them as separate files to a directory - ...
- 121
0
votes
0
answers
289
views
virtual machine performance issue
I have a customer with a virtual solution... a pair of session host servers, an exchange server, pair of domain controllers etc.
They reported the servers were misbehaving earlier today.
We couldn't ...
- 541
1
vote
0
answers
5k
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Windows: high Interrupts and Context Switches rates
I'm experiencing very high rate of Interrupts/sec and CSwitch/sec on my Windows10 machine. I'd look to understand whether it's a normal situation or not. For me the rates are seemed to high. Please ...
- 195
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6
answers
4k
views
At what point is a server considered idle?
Conceptually, what is the definition of an idle server?
What resource metrics would you look at to make an assumption on whether or not a server was idle?
Would you look at:
CPU utilization
Disk ...
- 203
6
votes
2
answers
12k
views
Hyper-V Windows Server 2016 VM is super slow
I have a Hyper-V VM, both host and VM are running Windows Server 2016. The VM has Exchange 2016 installed and takes an hour to start up fully (all Exchange services). It is actually very solid when up ...
- 263
2
votes
0
answers
8k
views
Windows Servers Very Slow, Low CPU Usage Low Memory Usage
Apologies in advanced for the obscure question...
We have several servers in our infrastructure that have been behaving strangely lately. For example, a machine will become totally unresponsive, we ...
- 121
0
votes
1
answer
164
views
how performance of a volume can be reduced by up to 200 percent
i'm not sure if this is the right place to ask
when executing backup of the windows server with Windows backup utility, at the specify destination type screen, there is a note under backup to volume ...
- 3
0
votes
1
answer
3k
views
Windows file server got slow response and high latency even ping localhost by running about 7 days after rebooting
We have a file server of Windows Server 2012 R2 on DELL PowerEdge R720, and get a very weird issue in recent days about network/disk performance. The box have a RAID-1 disk group for OS (disk0) under ...
1
vote
1
answer
534
views
Constant unexplained disk activity
The screenshot below is from a Windows Server machine that is acting very strange lately. Every few minutes the HDD's go spinning like crazy without any reason I can explain.
RAM Checked, OK
HDD ...
- 123
10
votes
4
answers
13k
views
Small writes to SMB network share are slow on Windows, fast over CIFS Linux mount
I have been struggling to fix a performance problem with a SMB/CIFS share when performing small writes.
First, let me describe my current network setup:
Server
Synology DS215j (with SMB3 support ...
- 103
2
votes
1
answer
1k
views
php window 4~5 times slower in windows than linux
I have a site deployed to both Windows server 2012 and ubuntu 14.04 and there is a significant performance difference. The code base and DB data is exactly the same.
Windows environment
Windows ...
- 89
0
votes
1
answer
832
views
Measure total wait time for a Windows executable
I am looking for a way to evaluate the degree to which performance is an issue for a certain application used by numerous users working on Windows Server 2003.
I know Windows 10 allows to display a ...
3
votes
2
answers
6k
views
IIS Performance Issues with Flat Files (html, css, js)
We're running an Windows 2012R2 VM with IIS 8.5 with the purpose of serving out flat files, no ASP.NET or other dynamic content is in use. The server is configured to map 5 sites to the same IP & ...
- 31
12
votes
1
answer
16k
views
Sluggish performance on NTFS drive with large number of files
I am looking at this setup:
Windows Server 2012
1 TB NTFS drive, 4 KB clusters, ~90% full
~10M files stored in 10,000 folders = ~1,000 files/folder
Files mostly quite small < 50 KB
Virtual drive ...
- 293
2
votes
1
answer
420
views
How can I determine which files have high I/O in Windows?
In trying to reduce the storage bottleneck on a Windows server (2008 R2) I need to find the files that have the highest I/O over a long period of time (aka 'hot' files) so I can move those to SSD ...
- 398
2
votes
1
answer
104
views
Fastest triggering of realtime anti virus scan
I have the problem, that in each backup of my mail system (File based archive on Windows Server 2012 R2), errors occur while backing up virus-infected e-mail attachment files. This is caused by the ...
- 161
1
vote
1
answer
377
views
Slow file io performance after large network copy on Win7
In a step of our build process we run a tool that generates about 125,000 files. When generation is complete we copy them up to a network share so other systems can copy them down to process further.
...
- 44
0
votes
0
answers
481
views
How can I adjust buffer settings when using xbootmgr?
I am trying to analyze our clients which suffer from long boot & logon delays, so I installed Windows Performance Toolkit.
This is the command line I have used to capture a startup:
xbootmgr -...
- 2,448
1
vote
0
answers
1k
views
Why a VPN slows down LAN access?
We have an access server providing VPN to some of our clients and the workforce with laptops. They usually connect from outside of the office, and everything works fine. However, for simplicity and ...
- 1,518
4
votes
1
answer
855
views
Set USB HD to Better Performance on Windows Server Core
I have a USB hard drive plugged into a server running Windows Hyper-V-server, which in many respects is like Windows Server Core in that it has no GUI and no way to get to device manager. On a normal ...
- 200
1
vote
1
answer
5k
views
Does PostgreSQL perform on Windows as well as on Linux
This topic was brought up in 2011, and the consensus was that there were design considerations that would give PostgreSQL a leg up on Linux. It is now 2015, has that changed? If there are things that ...
- 135
10
votes
2
answers
24k
views
Slow disk performance on Azure Virtual Machine
Okay, so first of all, allow me to say that I'm not an operations person, but a developer. So I'm going into a bit of unknown land here, so please bear with me.
I would like to use a Azure Virtual ...
- 203
0
votes
1
answer
459
views
Why perfmon for remote desktop servers get an empty file (only time stamp)?
I'm trying to remotely monitor a server using perfmon, the output file is always empty and only the time stamp field is there?
- 11
-1
votes
2
answers
53
views
How to meassure disk access [closed]
How can I meassure the disk access on Windows Server 2012?
We have some storages attached via iSCI one with SSD and the other not. I would like to compare the disk access speed. In order to figure out ...
- 33
3
votes
1
answer
91
views
Is it possible to view average system performance/load over time on a default installation of Windows Server?
Without previously configuring collector sets, is there any record of performance metrics kept on a default installation of Windows Server?
I have been tasked to evaluate the load on a particular ...
- 2,051
-1
votes
1
answer
66
views
Does not measuring performance improve performance?
Running the Task Manager or Resource Monitor or even simply viewing the status of a network connection indicates the system is constantly tabulating a large number of performance metrics. It must ...
1
vote
2
answers
3k
views
Is it possible to use SSD for storage on Windows Azure?
There is some marketing-speak suggesting that it may be possible ..:
http://gigaom.com/2012/06/05/new-windows-azure-goes-all-ssd-to-one-up-amazon-in-the-cloud/
.. but I couldn't find any way to ...
- 121
7
votes
1
answer
4k
views
Importance of disk alignment for Windows Server 2012
I saw article about Disk alignment here and also here.Also there where some references that windows server 2003 has some problem with disk alignment. After reading article I am confused whether we ...
- 190
0
votes
0
answers
114
views
Windows servers on same gigabit lan switch, what might cause Windows 2008 R2 to have 50% longer ping times than Windows 2003 server?
After installing a brand new HP Proliant DL380e Gen8 running SBS 2011 (Windows 2008 R2 X64) I noticed a difference in response to ping requests on the wired ethernet local LAN, even before the ...
- 994
3
votes
2
answers
9k
views
How to delete unknown user profiles remotely?
When user is deleted from Active Directory, it shows as an unknown user.
System properties -> Advanced -> User Profile -> Settings...
I have to delete it manually all the time.
There are more than ...
user274484
2
votes
1
answer
170
views
Understanding %DiskTime in Perfmon
I have a server that's been jumping around 100-700 %DiskTime for the past few days.
I understand this indicates an I/O bottleneck -- but what do I do from here? What do I need to check or change in ...
- 642