diff options
| author | Jasper Ras <jras@hostnet.nl> | 2025-03-20 11:07:49 +0100 |
|---|---|---|
| committer | Jasper Ras <jras@hostnet.nl> | 2025-03-20 11:07:49 +0100 |
| commit | 80ccf68f55dbb70d7e5ed52ee95b3c9d1b6ce264 (patch) | |
| tree | 93e28e85ab70052aa6f577998ec7dc1f413b40c0 /2 Areas/Werk/VPS platform/FS aio.md | |
| parent | 9642cd7ae24f0ba79ce5647c709b35ae8f06a285 (diff) | |
vault backup: 2025-03-20 11:07:48
Diffstat (limited to '2 Areas/Werk/VPS platform/FS aio.md')
| -rw-r--r-- | 2 Areas/Werk/VPS platform/FS aio.md | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/2 Areas/Werk/VPS platform/FS aio.md b/2 Areas/Werk/VPS platform/FS aio.md new file mode 100644 index 0000000..b47827a --- /dev/null +++ b/2 Areas/Werk/VPS platform/FS aio.md @@ -0,0 +1,22 @@ +--- +tags: + - sysctl + - aio + - linux + - filesystem +references: + - https://docs.kernel.org/admin-guide/sysctl/fs.html + - https://man7.org/linux/man-pages/man2/io_setup.2.html + - https://sort.veritas.com/public/documents/HSO/2.0/linux/productguides/html/hfo_admin_ubuntu/ch04s03.htm +--- +aio-nr & aio-max-nr: + +``` +aio-nr is the running total of the number of events specified on the +io_setup system call for all currently active aio contexts. If aio-nr +reaches aio-max-nr then io_setup will fail with EAGAIN. Note that +raising aio-max-nr does not result in the pre-allocation or re-sizing +of any kernel data structures. +``` + +Openstack compute fs.aio-max-nr naar `1048576` gezet zoals beschreven op het web.
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