+100 Set up wireshark/tshark on the server, if you can, and set up a fairly large ring buffer.
Wireshark gives you the truth - you just have to know how to read it. Kurt On Fri, Jan 16, 2015 at 11:35 AM, Kennedy, Jim <[email protected]> wrote: > I would drop wireshark in on a couple of workstations and log the > traffic…get them to write down exact time when it occurs on one of those > stations. I would also toss some performance monitors on the server. > > > > From: [email protected] [mailto:[email protected]] > On Behalf Of Jimmy Tran > Sent: Friday, January 16, 2015 2:24 PM > > > To: [email protected] > Subject: RE: [NTSysADM] troubleshoot possible network connectivty issues > > > > > > 1. Program is Dentrix G5. > > 2. Client / Server with a SQL backed by FairCom (c-treeACE SQL > Database). > > 3. Server is running ESXi 5.5 with Sever 2008 R2. > > 4. ESXi datastore is on an external QNAP NAS on encrypted disks. > > 5. Their support is useless with this issue. > > > > Three specific issues are: > > 1. When the patient is finished, they will sign a form with a signing > pad in the exam room. The form is saved and you can see both signatures. > Doctor goes back to her office and views that form, only one shows up. If > you go back to the exam computer it will show two until you close and > re-open. The 2nd signature now disappears. This is completely random. > > 2. X-rays are taken from a patient and each image is labled. They > save the patient chart. Doctor goes back to her office to view the x-rays, > the images are there but not labeled. She closes and reopens the chart in > her office and the labels now show. > > 3. Sometimes the office experiences a lot of sluggishness while using > the dental software on all 15 machines. When I do a file transfer test of a > 250MB file, it could take anywhere from 9-30 seconds. It varies on > different machines. When the “sluggishness” is not there, the speeds range > from 6-20 seconds. When on the server doing the same test, it takes 3 > seconds. > > > > From: [email protected] [mailto:[email protected]] > On Behalf Of Kennedy, Jim > Sent: Friday, January 16, 2015 11:02 AM > To: [email protected] > Subject: RE: [NTSysADM] troubleshoot possible network connectivty issues > > > > Tell us about the design of the dental software. Is it a web > app…client/server…SQL backend? What is saved where and how. > > > > From: [email protected] [mailto:[email protected]] > On Behalf Of Jimmy Tran > Sent: Friday, January 16, 2015 2:01 PM > To: [email protected] > Subject: RE: [NTSysADM] troubleshoot possible network connectivty issues > > > > Slowness while launching their Dental software. Doesn’t happen all the > time. Certain things within the application is not appearing after they are > clearly being saved. I’m thinking there is a connectivity issue on the > network causing the network causing all this. > > > > > > From: [email protected] [mailto:[email protected]] > On Behalf Of Micheal Espinola Jr > Sent: Friday, January 16, 2015 10:44 AM > To: ntsysadm > Subject: Re: [NTSysADM] troubleshoot possible network connectivty issues > > > > These are vague problem descriptions for a tool recommendation. Slowness of > what, in which application, while doing what? Which work not being saved, > to what, and in what manner? > > > -- > Espi > > > > > > On Fri, Jan 16, 2015 at 8:07 AM, Jimmy Tran <[email protected]> wrote: > > Hi All, > > > > Do you have any favorite network troubleshooting tools you recommend? My > client keeps complaining about slowness and work not being saved. I have a > feeling it could be cabling or a faulty switch. The switch is not managed > so I do not have any monitoring tools there. A ping test comes back ok > after a few hours so I’m looking for some more advance tools that can be run > 24/7 on all machines in the office. > > > > I’m not looking to monitor anything on the machines, other than packet loss > or connectivity issues. What are you favorite tools or suggestions? > > > > TIA > > > > -JT > > > >
