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  1. KB880 - ext4 in Kernel 2.6.33 or Earlier May Silently Corrupt Data When Discard (TRIM) Is Enabled

    Affected Configurations Product: VSL software, all devices Versions: All versions Platforms: Linux distributions Summary The ext4 filesystem in kernel.org kernel 2.6.33 and earlier has an issue where...

  2. KB1289 - Use Direct IO

    This article is part of the ioMemory VSL Peak Performance Guide (click for a full list of articles in this guide). Direct IO bypasses the OS page cache and allows applications to read and write...

  3. KB871 - Do Not Run Multiple fio-format Commands in Parallel

    Affected Configurations Product: VSL software, all devices Versions: All versions Platforms: All supported operating systems Summary We do not recommend running multiple instances of fio-format...

  4. KB950 - Fusion-io Trim Service

    Summary When running ioMemory VSL 3.x software in certain configurations on Windows 2003 or Windows 2008 R1, it is possible that the Fusion-io TRIM Service could cause a file system corruption to...

  5. KB902 - Upgrading the Linux Kernel with the ioMemory VSL installed

    Affected Configurations Product: ioMemory VSL Software Versions: All supported Platforms: Linux, Especially RHEL/CentOS 6.x and later Summary If you ever plan to upgrade the kernel when the ioMemory...

  6. KB859 - Improve Rebuild Times After Unclean Shutdowns

    Affected Configurations Product: ioMemory VSL software Versions: Versions 3.2.2 and newer Platforms: All supported operating systems Summary The rescan of the device (also called a consistency check)...

  7. KB1254 - Sample Linux fio Job Files

    This article is part of the ioMemory VSL Peak Performance Guide (click for a full list of articles in this guide). These Linux test files are optimized for the sample test system (as described in...

  8. KB1159 - High CPU utilization in Windows 2008 VMs with Guest Caching (VDS.exe)

    Using Windows 2008 R2 Enterprise Virtual Machines using ioTurbine 2.1.0 or 2.1.1,guest caching was found to have CPU spikes every 15 seconds due to the VDS.exe process.  These CPU spikes...

  9. KB1213 - CPU Thermal Throttling or Auto-Idling

    Problem Some CPUs will throttle performance to conserve power in low load situations. Current-generation CPUs monitor themselves for thermal overheat. If the CPU is running on the edge of its...

  10. KB876 - The 3.7 Kernel Is Incompatible With the ioMemory VSL Software

    Affected Configurations Product: VSL software, all devices Versions: All versions Platforms: Linux distributions Summary The 3.7 Linux kernel has a known issue that makes it incompatible with the...