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authorJohn Woods <jwoods@gitlab.com>2017-08-08 23:08:45 +0000
committerJohn Woods <jwoods@gitlab.com>2017-08-08 23:08:45 +0000
commit22995bdb3fdd9c882a224823411ee61015c2f071 (patch)
tree6f9a935c9023ee17032b22b65b8d204ed3bab39d /doc/administration
parent8d2099cd8ab02209a0c7aeccc43ecba57a07ae2a (diff)
downloadgitlab-ce-22995bdb3fdd9c882a224823411ee61015c2f071.tar.gz
Update nfs.md with information on AWS EFS and Burst Credit usage and how to increase Burst Credit limits and also limit the need for AWS to access EFS by using FS Cache.36192-change-ha-docs-to-update-using-efs-as-nfs
Diffstat (limited to 'doc/administration')
-rw-r--r--doc/administration/high_availability/nfs.md4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/administration/high_availability/nfs.md b/doc/administration/high_availability/nfs.md
index 90a2e9298bf..e09ccaba08c 100644
--- a/doc/administration/high_availability/nfs.md
+++ b/doc/administration/high_availability/nfs.md
@@ -42,6 +42,10 @@ GitLab does not recommend using EFS with GitLab.
are allocated. For smaller volumes, users may experience decent performance
for a period of time due to 'Burst Credits'. Over a period of weeks to months
credits may run out and performance will bottom out.
+- To keep "Burst Credits" available, it may be necessary to provision more space
+ with 'dummy data'. However, this may get expensive.
+- Another option to maintain "Burst Credits" is to use FS Cache on the server so
+ that AWS doesn't always have to go into EFS to access files.
- For larger volumes, allocated IOPS may not be the problem. Workloads where
many small files are written in a serialized manner are not well-suited for EFS.
EBS with an NFS server on top will perform much better.