CM13: Slow LTE Speeds? - Nexus 6P Q&A, Help & Troubleshooting

anyone else have issues with slow data when downloading anything or when using certain apps? though speedtest has always shown decent speeds, i've always noticed that downloading files or using apps like instagram or snapchat seem to take FOREVER to upload/download media. i ran an experiment this morning and have absolutely no idea wtf is going on but you can see the differences in download speed i'm talking about:
LTE speedtest results:
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LTE right before i ran the speedtest above, here's my download speed for a video - a MERE 178 KB/s:
and here's me having connected to WiFi as soon as i got into the office, showing it's not a server issue where the above file is hosted:
should i enable/disable something? i've had to mess with disabling optimizing certain apps for battery consumption or whatever for random issues (notifications, not sync'ing, etc.) - could down-speeds be similarly affected with a random setting? FYI my 'bars'/reception show as full, on LTE, and speedtest results are quite high. i'm absolutely dumbfounded and because i'm currently taking an uber to/from the office (30mi each way), it's extremely frustrating as i'm on my phone the entire time.
TIA!

so no one? one bump before accepting the crappy speeds

I have the same problem with my galaxy s5 running the latest cm13 snapshot. I tried reverting back to stock and the data speeds were again normal (fast). But then i flashed back cyanogenmod and the problem continues... Stuck at 200kb/s

Related

4G slowed wayyy down - any thoughts?

So for the past 2 days or so, my 4G speed has slowed down to like 50 kb download and 200 kb upload. Up til this point I was getting closer to 5 mb download and 1 mb upload on average. I called sprint to ask if they were doing any work in my area that would cause this issue, and they told me they have not had any other problems reported from anyone else.
I flashed the latest wimax, updated profile/prl. Any other ideas? As a side note, for the past couple weeks flash intensive website will only load 4/5 of the way on 4G. I have posted about this before, and while others have had similar problems, there does not seem to be any definite solution.
Experiencing horrible speed, and unstable connectivity in flushing NY.
Can't even open up web pages most of the times.
2-3 4g bars btw.
I've been experiencing the same issue also.. did a couple google searches on "4G throttling" and sounds like that may be the reason.
Hmm.. no problem here for me in downtown NYC:
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Update:
I'm actually in SLC, Utah. I went into a Sprint store today that is about 3 blocks away from my house and tested the Evo there for 4G speeds to compare and speeds were normal. So of course while I am talking to the rep saying that for the past few days my speeds have been terrible, I pull my phone out and test it and of course it works just fine... 4G speeds were testing about 5 mb download.
Isn't it funny how things seem to start working at the most ironic times? Oh well, just glad it's working again.

Moded 50719 PRL

I was bored and messing arround with moded prls. Most of them worked, and some even improoved my signal. But almost all of them broke 3g, leaving me with 1x only. In my searching i found a moded verizon prl burried deep in a google search. It was on mediafire and had no info with it other than it was named vzw_st_moded.prl. So i decided to install it like i had several others, and much to my amazement 3g worked but my signal was no better. But even more to my amazement my 3g seemed much faster than usual. So i went to my speed test app and ran several tests, i was getting 1.25mbps to 1.79mbps. This was unusually fast, as i usually only get anywhere from 0.20mbps to 0.80mbps. So for the past couple days i have been switching back and forth between the moded prl and the latest ota prl, and im convinced that the moded prl siginificantly speeds up my 3g. On several different days durring different times of the day i ran multipul speed tests with both prls. I always got significantly better speeds on the moded prl. Here is a screenshot of my speed tests, it shows three tests on stock prl and then three on the moded one, and then one mor back on stock.
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I have 30 more test results that look just like that, even durring peak hours.
Anyways, if anyone wants to try it out here is a link to the prl file.
http://dinc.does-it.net/Mods/VZW_Mod_50719.prl.zip
I would be interested to hear if others have the same results i did.
To change your plr, you must be on a stock based rom with access to EPST (##778#). Or you have to use the QPST program on a pc.

4G Signal Reception Results

[My new Galaxy S5 does not seem to be getting great signal reception. It's constantly around -100-106 dbm. I downloaded an app that checks it every 1 minute and then produces the results in excel forumat. Other devices in my office (also on verizon) are getting much better reception
I went to the mall, and the Galaxy S5 there was around -80, while mine was -97. Obviously both Verizon. How is this possible, other than a faulty radio in my device?
I remember back in the day you could dial #228, but obviously with 4G you can not do that.
Should I return/exchange my phone?
I should add, if I power off the phone, take out the sim card, then reinsert it. The signal improves to like-84-88 dbm for awhile, then tapers off again to the -100s.
Will SOMEONE chime in their thoughts?
You can see in the circled area, if I do a restart, the signal is better for like 5-10 mins, then drops off again. I even tried to do all of these things in safe mode, same results.
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Maybe you should check the signal power when you actually use your phone ( in a call) maybe is a power saving feature. Try to compare with other s5 in the same room. Could be a bad driver for modem. From my experience with Samsung it takes 2 or 3 updates to get all well.
Sent from my C6833 using XDA Premium 4 mobile app

S7 Edge extremely poor benchmarks

I know this probably doesn't matter in the grand scheme of things, but I got an new S7 Edge in November after being forced to surrender my perfectly awesome Note 7. I decided today to run some benchmarks on it because it's performance has been questionable.
To qualify:
choppy transitions
choppy app switches
long app launch sequences
long load times for videos and download performance on LTE and 100Mb WiFi
It is performing worse than my old S6 Edge.
I closed all apps, set the High performance settings and benchmarked...
I was shocked by the results.
I ran GeekBench 4, AnTuTu, and 3DMark (which barely ran) and the results were consistent. (Quadrant errored out connecting to the servers) ~30% slower CPU scores, ~50% slower memory, 3DMark scores were horrid, and everything in between.
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Has anyone else seen such behavior?
Can't see the images
Are you sure it's a real official S7 edge, not a counterfeit ?
BigBen60 said:
Can't see the images
Are you sure it's a real official S7 edge, not a counterfeit ?
Click to expand...
Click to collapse
I haven't posted enough to use external links I guess.
Yeah, I checked with the AnTuTu Validator and it is authentic Samsung bits.
You can look at the results on flickr (just remove the carriage returns)
https://
flic.kr
/s/aHskXtgxmf
You should try a factory reset or changing ROM, clean install
There might be some apps draining your performances
edit
not worth it

S7 EDGE (SM-935F) EMMC- slow write problem

Hello equally angry and happy s7 edge users,
im facing some troubles with my s7 edge, i recently bought it from a second hand, when i first saw the phone i could notice it extremely slow so i decided to buy (i never lose a opportunity to break my head)
Phone was running on Latest November security update 8.0 Oreo
G935FXXS8ETK4_G935FUWT8ETCA_COB
Ultra slow to wake, almost impossible to use, freezes shows "system ui has stopped working"
yesterday after a few wipes and formats i installed
FloydQ_V6.0_Exynos8890
and MoRoKernel-AllInOne-CTK1-v8.6.1
to find the same mistake on android 10
SDcard change seems to help, but still fails at certain point, mostly on native ui windows
Write/read test shows the sequential speed with depression peaks to 200kb/s.
i dont know how to get rid of this trouble, ive tried a lot of things
hope someone can help, i will upload the logcat, Science!
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Thanks to everyone F2FS system file seems to speed up the phone a little bit, i'm currently on Floyd V6.0 MoroKernel and MoroTWRP F2FSReady, still laggy at certain point but at least usable
What's the app you're using to test the speeds?
Macklegrey said:
What's the app you're using to test the speeds?
Click to expand...
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Cross-Platform Disk Tools Benchmark from play store
i thought those peaks were i/o faults, but i formated /data and /cache to f2fs and still remains.

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