[B! lvm] potato777ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

potato777 id:potato777

lvmã«é–¢ã™ã‚‹potato777ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (5)

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æœ€å°æ‰‹é †ã®VMã‚¤ãƒ¡ãƒ¼ã‚¸ã®ä½œã‚Šæ–¹ï¼ˆLVM ç·¨ï¼‰ - Gosuke Miyashita
é–‹ç™ºã‚„æ¤œè¨¼ã§åˆ©ç”¨ã™ã‚‹ VM ã¯ã€æœ€åˆã¯ãƒ‡ã‚£ã‚¹ã‚¯ã‚µã‚¤ã‚ºã‚’å°ã•ãã—ã¦ã€å¾Œã‹ã‚‰å¿…è¦ã«å¿œã˜ã¦å¤§ããã™ã‚‹ã€ã¨ã„ã£ãŸã“ã¨ã‚’ã‚ˆãã‚„ã‚‹ã®ã§ã€æœ€å°æ‰‹é †ã®VMã‚¤ãƒ¡ãƒ¼ã‚¸ã®ä½œã‚Šæ–¹ ã®ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’ã€/ ã¨ swap ã‚’ LVM ã«ã™ã‚‹ã‚ˆã†ã«å¤‰ãˆã¦ã¿ãŸã€‚ ã‚ã¨ã¯ãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ã‚’é¸æŠžã§ãã‚‹ã‚ˆã†ã«ã¨ã‹ã€æŒ‡å®šã—ãŸãƒ›ã‚¹ãƒˆåã‚’è¨å®šã™ã‚‹ã€ã¨ã‹ã‚‚ã‚„ã‚ŠãŸã„ã‘ã©ã€ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã¯å¤§ãããªã£ã¦ãã‚‹ã¨ãƒ¡ãƒ³ãƒ†ãƒŠãƒ³ã‚¹åŽ³ã—ã„ã®ã§ã€Ruby ã§æ›¸ãç›´ã™ã€‚
potato777 2013/08/27
lvm

vm

linux
ãƒªãƒ³ã‚¯
LVM read performance during snapshots
For the same customer I am exploring ZFS for backups, the twin server is using regular LVM and XFS. On this twin, I have setup mylvmbackup for a more conservative backup approach. I quickly found some odd behaviors, the backup was taking much longer than what I was expecting. It is not the first time I saw that, but here it was obvious. So I recorded some metrics, bi from vmstat and percent of cow
potato777 2013/08/26
lvm

performance

Linux
ãƒªãƒ³ã‚¯
Disaster: LVM Performance in Snapshot Mode
All of Perconaâ€™s open-source software products, in one place, to download as much or as little as you need.
potato777 2009/07/19
Linux

mysql

lvm

performance

snapshot
ãƒªãƒ³ã‚¯
LVMã«ã‚ˆã‚‹è‡ªå‹•ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ãƒ»ã‚·ã‚¹ãƒ†ãƒ ã®æ§‹ç¯‰
LVMã«ã‚ˆã‚‹ã‚¹ãƒŠãƒƒãƒ—ã‚·ãƒ§ãƒƒãƒˆãƒãƒƒã‚¯ã‚¢ãƒƒãƒ— å®‰å…¨ã«ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã‚’å–ã‚‹ã«ã¯ã©ã†ã™ã‚Œã°ã‚ˆã„ã§ã—ã‚‡ã†ã‹ï¼Ÿ éžå¸¸ã«é »ç¹ã«ãƒ‡ãƒ¼ã‚¿ã®æ›´æ–°ãŒè¡Œã‚ã‚Œã‚‹ã‚ˆã†ãªã‚·ã‚¹ãƒ†ãƒ ã®å ´åˆã€ã‚·ã‚¹ãƒ†ãƒ ã®ç¨¼åƒä¸ã«ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã‚’å–ã‚ã†ã¨ã™ã‚‹ã¨ã€ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã®æœ€ä¸ã«ãƒ‡ãƒ¼ã‚¿ãŒå¤‰æ›´ã•ã‚Œã¦ã—ã¾ã†å¯èƒ½æ€§ãŒã‚ã‚Šã¾ã™ã€‚ãã®å ´åˆã€ä¸æ£ç¢ºãªæƒ…å ±ãŒãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã•ã‚ŒãŸã‚Šã€ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ãƒ‡ãƒ¼ã‚¿ãŒå£Šã‚Œã¦ã—ã¾ã†å¯èƒ½æ€§ã‚‚ã‚ã‚Šã¾ã™ã€‚ ã“ã‚Œã¯ã€å¤§è¦æ¨¡ãªãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚·ã‚¹ãƒ†ãƒ ã‚’é‹ç”¨ã—ã¦ã„ã‚‹ã‚ˆã†ãªå ´åˆã¯ç‰¹ã«æ³¨æ„ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚è¤‡æ•°ã®ãƒ•ã‚¡ã‚¤ãƒ«åŒå£«ã«é–¢é€£æ€§ãŒå˜åœ¨ã—ã€ã‚ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ãŒæ›´æ–°ã•ã‚ŒãŸã‚‰åˆ¥ã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚‚æ›´æ–°ã•ã‚Œãªã„ã¨ãƒ‡ãƒ¼ã‚¿ã®æ•´åˆæ€§ãŒå–ã‚Œãªããªã‚‹ã‚ˆã†ãªå ´åˆã«ã¯ã€ç‰¹ã«ã“ã®å•é¡ŒãŒé¡•è‘—ã§ã™ã€‚ä¾‹ãˆã°ã€ãƒ•ã‚¡ã‚¤ãƒ«Aã¨ãƒ•ã‚¡ã‚¤ãƒ«BãŒé–¢é€£ã™ã‚‹ã‚‚ã®ã¨ã—ã¦ã€1:00ã«ãƒ•ã‚¡ã‚¤ãƒ«Aã®ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ãŒå–ã‚‰ã‚ŒãŸå¾Œã€1:30ã«ãƒ•ã‚¡ã‚¤ãƒ«AãŒæ›´æ–°ã•ã‚ŒãŸã¨ã—ã¾ã™ã€‚ãã®å¾Œã€2:00ã«ãƒ•ã‚¡ã‚¤ãƒ«Bã‚’ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã—ãŸã¨
potato777 2009/07/19
Linux

lvm

snapshot
ãƒªãƒ³ã‚¯
http://blog.as-is.net/2006/11/vmware.html
potato777 2009/07/16
Linux

vmware

lvm
ãƒªãƒ³ã‚¯
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