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of read requests issued to the device per second. w/s : Number of write requests issued to the device per second. rMB/s : Number of megabytes read from the device per second. wMB/s : Number ... 2012

. You can create memory pressure in the system by launching eight RAM hogs: stress -m 8 --verbose These tasks malloc 256MB and touch a byte every 4096 bytes, which dirties each memory page and forces ... 2012

(depending on the RAID level). These chunks are usually 1GB for data and 256MB for metadata. One exception is the first metadata chunk, which mkfs.btrfs creates 1GB in size, assuming there is enough space ... SUSE has officially supported Btrfs in Service Pack 2 of its Enterprise Server 11 since February 2012. Oracle followed soon after with Btrfs support in its own Linux. We explore the possibilities ... 2012

machine, and the database can easily be installed on a separate host. Setting up a Test Environment The installation requirements of 128MB of free RAM and 256MB of free disk space, as cited ... 2012

info is missing, BoxGrinder only sets up a 1GB root partition. Additionally, the hardware section defines the number of CPU cores (by default, 1) and the RAM size in megabytes (by default, 256 ... 2012

, 16MB cache, SATA interface. The Buffalo and Netgear models were delivered with pre-installed disks and did not give us the option of using 2.5-inch disks. For our benchmarks, we configured all ... 2012

bandwidth measurements as follows: Kilobytes are written as k or kb. Megabytes are written as m or mb. However, I'm more comfortable using kilobits and megabits. These terms are notated ... 2012

: In LR-DIMMs, all of the signal lines (including the data) run through an intermediate chip; this reduces the electrical load on the memory controller. LR-DIMMs have an Isolation Memory Buffer (iMB

(USB 2), and a Samsung Fit Plus 32 (USB 3). Disk Caches The OS is not the only player in the caching business. Examining a Samsung 750 SATA SSD drive, you cannot but notice a 256MB RAM buffer [8

, integrated AMD Radeon HD 6320, integrated Integrated/SoC Graphics memory Up to 512MB 128MB 256MB 384MB 256MB RAM 1GB 1GB 2GB