{"id":752,"date":"2013-10-19T19:38:42","date_gmt":"2013-10-19T19:38:42","guid":{"rendered":"http:\/\/poojanwagh.opalstacked.com\/techblog\/?p=752"},"modified":"2013-10-10T19:42:37","modified_gmt":"2013-10-10T19:42:37","slug":"kingston-sv100s264g-64gb-benchmarks","status":"publish","type":"post","link":"https:\/\/tech.poojanblog.com\/blog\/un\/kingston-sv100s264g-64gb-benchmarks\/","title":{"rendered":"Kingston SV100S264G 64GB Benchmarks"},"content":{"rendered":"<p>m using a couple of these for log devices (ZIL). I&#8217;ve <a title=\"SSD investigations on my ZFS server\" href=\"http:\/\/poojanwagh.opalstacked.com\/techblog\/un\/ssd-investigations-on-my-zfs-server\/\">benchmarked them before<\/a>, but the system is way more stable (got rid of some old SATA cables etc). I removed them from the tank, and here are some dd benchmarks:<\/p>\n<pre> server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil0 bs=4M count=32\r\n 32+0 records in\r\n 32+0 records out\r\n 134217728 bytes transferred in 0.823378 secs (163008623 bytes\/sec)\r\n server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil0 bs=4M count=128\r\n 128+0 records in\r\n 128+0 records out\r\n 536870912 bytes transferred in 3.420138 secs (156973470 bytes\/sec)\r\n server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil0 bs=4M count=1024\r\n 1024+0 records in\r\n 1024+0 records out\r\n 4294967296 bytes transferred in 26.639669 secs (161224498 bytes\/sec)\r\n server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil1 bs=4M count=32\r\n 32+0 records in\r\n 32+0 records out\r\n 134217728 bytes transferred in 0.871419 secs (154022044 bytes\/sec)\r\n server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil1 bs=4M count=128\r\n 128+0 records in\r\n 128+0 records out\r\n 536870912 bytes transferred in 3.344363 secs (160530097 bytes\/sec)\r\n server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil1 bs=4k count=128\r\n 128+0 records in\r\n 128+0 records out\r\n 524288 bytes transferred in 0.015540 secs (33737700 bytes\/sec)\r\n server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil1 bs=4k count=8192\r\n 8192+0 records in\r\n 8192+0 records out\r\n 33554432 bytes transferred in 0.957342 secs (35049580 bytes\/sec)<\/pre>\n<p>They&#8217;re roughly in the 150 MB\/s range with large (4MB) records, and 32 MB\/s with 4kB records.<\/p>\n<div class='wp_likes' id='wp_likes_post-752'><a class='like' href=\"javascript:wp_likes.like(752);\" title='' ><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/tech.poojanblog.com\/blog\/wp-content\/plugins\/wp-likes\/images\/like.png\" alt='' border='0'\/><\/a><span class='text'>Be the first to like.<\/span><\/p>\n<div class='like' ><a href=\"javascript:wp_likes.like(752);\">Like<\/a><\/div>\n<div class='unlike' ><a href=\"javascript:wp_likes.unlike(752);\">Unlike<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>m using a couple of these for log devices (ZIL). I&#8217;ve benchmarked them before, but the system is way more stable (got rid of some old SATA cables etc). I removed them from the tank, and here are some dd benchmarks: server# dd if=\/dev\/zero of=\/dev\/gpt\/tank_zil0 bs=4M count=32 32+0 records in 32+0 records out 134217728 bytes [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[174,114,129],"class_list":["post-752","post","type-post","status-publish","format-standard","hentry","category-un","tag-benchmark","tag-dd","tag-ssd"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts\/752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/comments?post=752"}],"version-history":[{"count":4,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts\/752\/revisions"}],"predecessor-version":[{"id":757,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts\/752\/revisions\/757"}],"wp:attachment":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/media?parent=752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/categories?post=752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/tags?post=752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}