Page file on san

I think this message could be in the wrong forum as I'm not using MS Clustering. Wasn't me boss. Tuesday, March 29, AM. Then nothing. It will create a new page file as it boots back up on site B. So I'm right in saying that when site A's link to site B goes down and the disks are reattached to site B's server it should boot OK?

What I'm thinking is that because the server hasn't been shutdown gracefully given the loss of the link a pagefile will exist full of site A's data will now be attached to site B's and it will just blue screen It should boot ok.

It doesnt need the page file to boot. Tuesday, March 29, PM. HunterX3 HunterX3 2 2 silver badges 6 6 bronze badges. I don't know the answer to your question, but a GB page file isn't necessary in almost all cases.

Do you have a reason for wanted a page file that large other than that it is the default? Can you even analyze a GB dump if you had to? I have it set to "System managed size", that is what it picked by default. I usually keep them the same size or bigger than the size of RAM. Could I analyze it, I believe so but I have never tried yet. Which isn't really the answer to your question, except that you could probably move a smaller swap file anywhere, but probably wouldn't need to.

No, but despite the fact that they don't generally swap, due to having GB of RAM that's not a bad idea. It's something one of my predecessors started that's become A Tradition. Show 1 more comment. Active Oldest Votes. The following table lists the minimum and maximum page file sizes of system-managed page files in Windows 10 and Windows Several performance counters are related to page files. This section describes the counters and what they measure.

The following performance counters measure hard page faults which include, but are not limited to, page file reads :. Hard page faults are faults that must be resolved by retrieving the data from disk. Such data can include portions of DLLs,. These faults might or might not be related to a page file or to a low-memory condition. Hard page faults are a standard function of the operating system. They occur when the following items are read:.

High values for these counters excessive paging indicate disk access of generally 4 KB per page fault on x86 and x64 versions of Windows and Windows Server.

This disk access might or might not be related to page file activity but may contribute to poor disk performance that can cause system-wide delays if the related disks are overwhelmed. Therefore, we recommend that you monitor the disk performance of the logical disks that host a page file in correlation with these counters.

Be aware that a system that has a sustained hard page faults per second experiences KB per second disk transfers. No performance counter directly measures which logical disk the hard page faults are resolved for. Not all the memory on the modified page list is written out to disk. If a system is configured to have more than one page files, the page file that responds first is the one that is used.

This means that page files that are on faster disks are used more frequently. Be aware that actual page file usage depends greatly on the amount of modified memory that the system is managing.

This means that files that already exist on disk such as. Only modified data that does not already exist on disk for example, unsaved text in Notepad is memory that could potentially be backed by a page file. The system commit memory limit is the sum of physical memory and all page files combined. It represents the maximum system-committed memory also known as the "system commit charge" that the system can support. The system commit charge is the total committed or "promised" memory of all committed virtual memory in the system.

If the system commit charge reaches the system commit limit, the system and processes might not get committed memory. This condition can cause freezing, crashing, and other malfunctions. Therefore, make sure that you set the system commit limit high enough to support the system commit charge during peak usage. System-managed page files automatically grow up to three times the physical memory or 4 GB whichever is larger, but no more than one-eighth of the volume size when the system commit charge reaches 90 percent of the system commit limit.

This assumes that enough free disk space is available to accommodate the growth. Skip to main content.