{"id":354,"date":"2005-07-20T12:49:02","date_gmt":"2005-07-20T19:49:02","guid":{"rendered":"\/?p=354"},"modified":"2005-07-20T12:49:37","modified_gmt":"2005-07-20T19:49:37","slug":"32-group-limit-rears-its-ugly-head-again","status":"publish","type":"post","link":"https:\/\/arcanius.silverfir.net\/blog\/32-group-limit-rears-its-ugly-head-again\/","title":{"rendered":"32-group limit rears its ugly head again"},"content":{"rendered":"<p><a href=\"http:\/\/arcanius.silverfir.net\/wp\/?p=154\">Previously<\/a>, I ran into a problem on sf2 where I could only have a user in 32 groups. Because of the security scheme I implement on sf2 &#8211; a combination of user-private groups and some stuff I made up &#8211; this meant I could only have 32 sites active at a time. I ran into the issue several times, but was able to find a solution by disabling some older, no longer used sites.<\/p>\n<p>However, I always wished there were a solution in case the limit came up agian. So when I upgrded to kernel version 2.6, I was pleased to read that the rther arbitrary 32 group limit had been removed. <\/p>\n<p>Or had it?<\/p>\n<p>Despite this line showing up in the 2.6.11.11 kernel sources:<\/p>\n<blockquote><p><code># grep GROUPS \/usr\/src\/linux\/include\/linux\/limits.h<br \/>\n#define NGROUPS_MAX    65536    \/* supplemental group IDs are available *\/<\/code><\/p><\/blockquote>\n<p>today, I ran into the problem again. Zut alors!<\/p>\n<p>Yes, there is a workaround &#8211; Access Control Lists (ACLs), but I really don&#8217;t want to have to do the work to learn and implement them, when the group system would work just fine if it weren&#8217;t for a dumb arbitrary limit. Just like how I had to reset enfusion a few days ago to get the ftp server working properly, Linux isn&#8217;t always all its cracked up to be.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Previously, I ran into a problem on sf2 where I could only have a user in 32 groups. Because of the security scheme I implement on sf2 &#8211; a combination of user-private groups and some stuff I made up &#8211; this meant I could only have 32 sites active at a time. I ran into [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[12],"class_list":["post-354","post","type-post","status-publish","format-standard","hentry","category-everything","tag-silverfir"],"_links":{"self":[{"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/posts\/354","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/comments?post=354"}],"version-history":[{"count":0,"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/posts\/354\/revisions"}],"wp:attachment":[{"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/media?parent=354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/categories?post=354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arcanius.silverfir.net\/blog\/wp-json\/wp\/v2\/tags?post=354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}