network performance

  1. chungcf2006

    Weird Upload Performance for FreeNAS

    I have installed FreeNAS 11.2 on a Dell PowerEdge R510 server and hosted it on a data centre. Now if I download some files from the FreeNAS server to my Desktop (via Internet), the performance is very poor. So I am using speedtest-cli, which is using the servers used by speedtest.net. The...
  2. G

    Network throughput is not consistent. Its choppy.

    Hey Guys, I built a little Mini ITX tower and have been running Plex on it for a while and its been running fine. I just installed PeakHour4 on my Mac Mini to monitor network usage on my network and noticed something odd on my FreeNAS box. My network throughput seems to be choppy. it will jump...
  3. S

    Samba + iSCSI failing - NAS sends "ZeroWindow" timeouts on simple workloads most of the time

    UPDATE @ 2019-01-08: The cause for the issue described below is now known to be an unreported severe effect of ZFS space map (free space log) handling in some situations. Comprehensive info is on the ixsystems "redmine" bug tracker. Basically, ZFS is known to have an issue with free...
  4. H

    Troubleshooting megabit write speeds on gigabit link

    I have setup my first FreeNAS (FreeNAS 11) box with the components listed here. I have configured a single RAIDz2 volume for the pool out of my 8x4TB WD reds. My current issue, I believe, is around network speeds, but if someone more knowledgeable feels otherwise, I am all ears. Currently I am...
  5. D

    10Gb performance issue, 350Mb/s tops

    Hello all, I'm seeing a weird issue with my 10Gb adapters that I don't really know how to debug. I have the following setup: On Freenas I have an Intel X540-T2 adapter linked directly to my desktop using a good quality 10m CAT6e cable. The desktop uses the Intel X550 adapter onboard the Asus...
  6. E

    Hardware Upgrade Results in Slower File Transfers

    Old System: CPU: AMD 1090T RAM: 4x2GB Samsung ECC 1600MHz MOBO: Asus M4A89GTP PRO/USB3 NIC: Intel EXPI9301CT Drive Bay: Icy Dock Black Vortex MB074SP-1B Drives: 4x4TB WD Red (non Pro) New System: CPU: Intel E3-1245 v6 RAM: 2x8GB Kingston DDR4 ECC (KVR24E17S8/8MA) MOBO: MSI C236M Workstation...
  7. P

    slow transfer rates

    Hello, I've got slow transfert rates. I'm backing my laptop with rsync and I only get around 15MB/s. I always have like 120/130 MB/s with this box. I tried to reboot to 11.0-U1, and the rates did got up again like for 2 minutes and then it slowed down again. I check my switch, everything is...
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