# Interactive apps are disconnecting very frequently

**URL:** <https://discourse.openondemand.org/t/interactive-apps-are-disconnecting-very-frequently/2352>\
**Category:** Get Help\
**Tags:** question\
**Created:** [November 1, 2022, 6:11pm UTC](https://discourse.openondemand.org/t/interactive-apps-are-disconnecting-very-frequently/2352 "2022-11-01T18:11:07Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![vnegrea](https://sea1.discourse-cdn.com/flex015/user_avatar/discourse.openondemand.org/vnegrea/32/1333_2.png) [@vnegrea](https://discourse.openondemand.org/u/vnegrea)\
**Post date:** [November 14, 2022, 11:29pm UTC](https://discourse.openondemand.org/t/interactive-apps-are-disconnecting-very-frequently/2352/10 "2022-11-14T23:29:19Z")

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I am still digging into this. I applied the MPM settings I found in this thread

> [@OOD Host configuration recommendations](https://discourse.openondemand.org/t/ood-host-configuration-recommendations/883):
>
> Posting general contents of an offline email thread here in case it would be of assistance to anyone else in the future: From: Ashok Ragavendran , Brown University The question relates to server loads and how you manage balancing and provisioning of the actual front end web servers. I am wondering if you can provide any information on the current configuration that is being implemented at the OSC and any metrics on the loads that your experience. Any recommendations you can provide within thi…

No luck, no improvement.  
I did find `segfault` errors reported but they don’t seem to correlate with the session disconnects as the disconnects are happening very frequent and these `segfaults` are not matching the occurrences of disconnects.

```auto
messages-20221106:Nov 1 23:02:59 gl-login3 kernel: httpd[2178122]: segfault at c0 ip 00007f7671f24402 sp 00007f7638fe5d80 error 4 in libssl.so.1.1.1g[7f7671eff000+87000]
messages-20221106:Nov 4 19:50:48 gl-login3 kernel: httpd[1643509]: segfault at 18 ip 00007fbd613fc1b6 sp 00007fbcdbffb8f0 error 4 in libpthread-2.28.so[7fbd613ef000+1b000]
messages-20221113:Nov 6 11:00:52 gl-login3 kernel: httpd[436755]: segfault at 0 ip 00007fbd5f3370ed sp 00007fbd357f7250 error 4
messages-20221113:Nov 6 11:00:52 gl-login3 kernel: httpd[436756]: segfault at 0 ip 00007fbd5f3370ed sp 00007fbd34ff6250 error 4
messages-20221113:Nov 6 18:21:01 gl-login3 kernel: httpd[1456122]: segfault at 0 ip 00007fbd5f3370ed sp 00007fbcf67f9250 error 4
messages-20221113:Nov 6 18:21:01 gl-login3 kernel: httpd[1456120]: segfault at 0 ip 00007fbd5f3370ed sp 00007fbcf77fb250 error 4
messages-20221113:Nov 11 09:38:51 gl-login3 kernel: httpd[1313147]: segfault at 88 ip 00007fbd60f835f5 sp 00007fbd377fb188 error 4 in libc-2.28.so[7fbd60e26000+1bc0

```

Anyone else running this combination of OS and OnDemand, wondering if there is something to seeing this problem once we changed from CentOS 7.9 to Red Hat 8.4  
OnDemand version: 2.0.28  
OS Red Hat 8.4  
Apache 2.4.37 (Red Hat Enterprise Linux)

Thanks  
Vasile

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