{"id":1084,"date":"2026-09-16T18:15:29","date_gmt":"2026-09-16T18:15:29","guid":{"rendered":"https:\/\/ppc.mit.edu\/t2\/?p=1084"},"modified":"2026-09-16T18:15:31","modified_gmt":"2026-09-16T18:15:31","slug":"mit-tier-2-report-sep-16-2026","status":"publish","type":"post","link":"https:\/\/ppc.mit.edu\/t2\/?p=1084","title":{"rendered":"MIT Tier-2 Report &#8211; Sep. 16 2026"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">SiteReadiness: 100.0%<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SAM tests: 99.6%<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No significant problems over last week. While investigating XRootD\/network problems last week we discovered that our disk end point is bombarded by calls that one would see for the tape end point, like requests to stage files.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"343\" data-id=\"1079\" src=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.58.25-AM-1024x343.png\" alt=\"\" class=\"wp-image-1079\" srcset=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.58.25-AM-1024x343.png 1024w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.58.25-AM-300x101.png 300w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.58.25-AM-768x257.png 768w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.58.25-AM.png 1390w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"367\" data-id=\"1080\" src=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.01.24-AM-1024x367.png\" alt=\"\" class=\"wp-image-1080\" srcset=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.01.24-AM-1024x367.png 1024w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.01.24-AM-300x108.png 300w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.01.24-AM-768x275.png 768w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.01.24-AM.png 1303w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"996\" height=\"410\" data-id=\"1081\" src=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.59.57-AM.png\" alt=\"\" class=\"wp-image-1081\" srcset=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.59.57-AM.png 996w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.59.57-AM-300x123.png 300w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-7.59.57-AM-768x316.png 768w\" sizes=\"auto, (max-width: 996px) 100vw, 996px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"997\" height=\"409\" data-id=\"1082\" src=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.00.35-AM.png\" alt=\"\" class=\"wp-image-1082\" srcset=\"https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.00.35-AM.png 997w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.00.35-AM-300x123.png 300w, https:\/\/ppc.mit.edu\/t2\/wp-content\/uploads\/2026\/09\/Screenshot-2026-09-16-at-8.00.35-AM-768x315.png 768w\" sizes=\"auto, (max-width: 997px) 100vw, 997px\" \/><\/figure>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>SiteReadiness: 100.0% SAM tests: 99.6% No significant problems over last week. While investigating XRootD\/network problems last week we discovered that our disk end point is bombarded by calls that one would see for the tape end point, like requests to stage files.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[12],"class_list":["post-1084","post","type-post","status-publish","format-standard","hentry","category-report","tag-weekly"],"_links":{"self":[{"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=\/wp\/v2\/posts\/1084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1084"}],"version-history":[{"count":1,"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=\/wp\/v2\/posts\/1084\/revisions"}],"predecessor-version":[{"id":1085,"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=\/wp\/v2\/posts\/1084\/revisions\/1085"}],"wp:attachment":[{"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ppc.mit.edu\/t2\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}