# Machine freezing for short periods

**URL:** <https://forum.storj.io/t/machine-freezing-for-short-periods/5739>\
**Category:** troubleshooting\
**Tags:** smr, windows, storagenode\
**Created:** [April 8, 2020, 9:11am UTC](https://forum.storj.io/t/machine-freezing-for-short-periods/5739 "2020-04-08T09:11:17Z")\
**Posts on this page:** 1\
**Showing post:** 18

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**Author:** ![SGC](https://storj.bcdn.literatehosting.com/user_avatar/forum.storj.io/sgc/32/1132_2.png) [@SGC](https://forum.storj.io/u/SGC)\
**Post date:** [April 9, 2020, 7:49am UTC](https://forum.storj.io/t/machine-freezing-for-short-periods/5739/18 "2020-04-09T07:49:22Z")

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@willyc i think this might be a perfect use case for changing the config.yaml

i would suggest something like this, with a setting of 3 or 4 to begin with, then see how it runs.

> [@Should I change max-concurrent-requests? \>\> Note: The implementation has changed. You shouldn't use this setting any longer. Leave it commented out](https://forum.storj.io/t/should-i-change-max-concurrent-requests-note-the-implementation-has-changed-you-shouldnt-use-this-setting-any-longer-leave-it-commented-out/845/1):
>
> # Maximum number of simultaneous transfers storage2.max-concurrent-requests: 7

the problem with your drive is lack of IOPS  
also the problem might get much worse if you have very limited free space on the drive.

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