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SSD

¸®´ª½º¿¡¼­ SSD¸¦ È°¿ëÇϱâ À§ÇÑ ÆÁÀ» ¸ð¾Æ º¾½Ã´Ù.

MOUNT

noatime ¿É¼ÇÀ» ÁÖ¾î access time¿¡ ´ëÇؼ­ ±â·ÏÀ» ÇÏÁö ¾Êµµ·Ï ÇÑ´Ù. È¿°ú : ±âº» ¼³Á¤´ë·Î ¶ó¸é ÆÄÀÏ Á¢±ÙÇÒ ¶§¸¶´Ù access timeÀ» ±â·ÏÇÏ´À¶ó SSD ¾²±â ÇÏ´À¶ó ¼ö¸í ´ÜÃà µÉ °ÍÀ», atime ±â·ÏÇÏÁö ÇÏÁö ¾Ê°Ô µÇ¹Ç·Î ºó¹øÇÑ ÆÄÀÏ ¾²±â¸¦ ¾ø¾Ö »ó´ëÀûÀÎ ¼ö¸í ¿¬Àå.

# cat /etc/fstab | grep noatime
UUID=7b8dd6cf-909c-4cdb-a115-593fb0c86a85 /               ext4    noatime,errors=remount-ro 0       1

ext2 ÆÄƼ¼ÇÀ» ¾²°Å³ª Àú³Î¸µÀ» ÇØÁ¦ÇÑ´Ù. (µ¿ÀÛÁßÀÎ ÆÄƼ¼Ç¿¡´Â »ç¿ëÇÒ ¼ö ¾øÀ¸¸ç ¶óÀ̺êCD ÀÌ¿ëÇϰųª readonly·Î ¸¶¿îÆ®Çϰųª init ½ºÅ©¸³Æ®¿¡ ³Ö¾î µ¿ÀÛ½ÃÄÑ¾ß ÇÑ´Ù.

# tune2fs -l /dev/sda1 | grep has_journal
Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize

# tune2fs -O ^has_journal /dev/sda1

TRIM

»ç¿ëÁßÀÎ SSD¿¡ TRIMÀ» Àû¿ëÁßÀÎÁö´Â hdparmÀ» ÀÌ¿ëÇØ È®ÀÎÇÒ ¼ö ÀÖ´Ù. È¿°ú : ¾²±â ¼º´É Çâ»ó. OS¿¡¼­ ÆÄÀÏ »èÁ¦ÇÏ¸é µ¥ÀÌÅÍ°¡ ¿ÏÀüÈ÷ ¼Ò°Å µÇ´Â °ÍÀÌ ¾Æ´Ï¶ó ÆÄÀÏ ¸µÅ©¸¸ ²÷¾î ³õ´Âµ¥, SSD´Â µ¥ÀÌÅÍ°¡ ÀÖ´Â °ø°£¿¡ µ¤¾î ¾²±â¸¦ ¸øÇÑ´Ù. µû¶ó¼­ ÆÄÀÏ »èÁ¦Çß´Ù´Â Á¤º¸¸¦ TRIMÀ» ÅëÇØ SSD·Î º¸³»¸é Àб⠾²±â°¡ ¾ø´Â µ¿¾È ÆÄÀÏ ¸µÅ©°¡ »èÁ¦µÈ µ¥ÀÌÅ͸¦ ¼Ò°ÅÇÑ´Ù.

# hdparm -I /dev/sda | grep TRIM
           *    Data Set Management TRIM supported
           *    Deterministic read ZEROs after TRIM

Firefox ¿¡¼­ ·¥µð½ºÅ©¸¦ ij½Ã µðÅØÅ͸®·Î »ç¿ë

1. ·¥µð½ºÅ© »ý¼º ¹× ¸¶¿îÆ® (¾Æ·¡ size ¿É¼Ç¿¡¼­ »ý¼ºÀ» ¿øÇÏ´Â ·¥µð½ºÅ©ÀÇ Å©±â¸¦ ÁöÁ¤ÇÑ´Ù.)
sudo mkdir /media/ramdisk
sudo mount -t tmpfs -o size=64M,nr_inodes=10k,mode=0777 tmpfs /media/ramdisk

2. firefoxÀÇ about:config ¿¡¼­ ¼³Á¤ º¯°æ browser.cache.disk.parent_directory = /media/ramdisk (±âº» µð·ºÅ͸®´Â ~/.mozilla/firefox/ÇÁ·ÎÇʸí/Cache)

3. fstab¿¡ Ãß°¡ÇÏ¿© ¿µ±¸ Àû¿ë
sudo emacs /etc/fstab
tmpfs /media/ramdisk tmpfs size=64M,nr_inodes=10k,mode=777 0 0


Chromium ¿¡¼­ ·¥µð½ºÅ© ÁöÁ¤

# chromium-browser --disk-cache-dir="/media/ramdisk"

Windows

À©µµ¿ì»ó¿¡¼­´Â DATARAM »çÀÇ RAMDisk Á¦Ç°À» ÀÌ¿ëÇØ ·¥µð½ºÅ©¸¦ »ý¼ºÇÒ ¼ö ÀÖ´Ù. À©µµ¿ì 7 64ºñÆ® È£½ºÆ® ¹× ¹öÃß¾î¹Ú½º °¡»ó¸Ó½Å ³»ÀÇ °Ô½ºÆ®¿¡¼­µµ ÀÌ¿ë °¡´ÉÇÏ´Ù. Âü°í·Î ¹«·á ¹öÀü¿¡¼­´Â »ý¼º °¡´ÉÇÑ ·¥µð½ºÅ©ÀÇ ¿ë·®ÀÌ ÃÖ´ë 4GBÀÌ´Ù.

ÀÌ·¸°Ô »ý¼ºÇÑ ·¥µð½ºÅ©·Î ºê¶ó¿ìÀúÀÇ Ä³½Ã µð·ºÅ͸®¸¦ ¿Å±â¸é SSDÀÇ ¾²±â µ¿ÀÛÀ» ÁÙÀÏ ¼ö ÀÖ´Ù.


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