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author | Eric Wong <e@80x24.org> | 2021-06-24 08:32:05 +0000 |
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committer | Eric Wong <e@80x24.org> | 2021-06-24 12:59:42 +0000 |
commit | 792925ca3694111de6d275fd0d0af5c8ed0b8ece (patch) | |
tree | d742ff62935add510007fb6531eacf3726560037 /Documentation | |
parent | 9c42ece6dfddf4156dc3016e2fa8835bf3d8aca1 (diff) | |
download | public-inbox-792925ca3694111de6d275fd0d0af5c8ed0b8ece.tar.gz |
git tends to die when mmap(2) fails on this limit, so let users know about it. Perhaps git could gracefully fallback.
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/public-inbox-tuning.pod | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/public-inbox-tuning.pod b/Documentation/public-inbox-tuning.pod index 58937f73..67316fb1 100644 --- a/Documentation/public-inbox-tuning.pod +++ b/Documentation/public-inbox-tuning.pod @@ -34,6 +34,10 @@ Performance on solid state drives Read-only daemons +=item 7 + +Other OS tuning knobs + =back =head2 New inboxes: public-inbox-init -V2 @@ -148,6 +152,15 @@ Transport Layer Security (IMAPS, NNTPS, or via STARTTLS) significantly increases memory use of client sockets, sure to account for that in capacity planning. +=head2 Other OS tuning knobs + +Linux users: the C<sys.vm.max_map_count> sysctl may need to be increased if +handling thousands of inboxes (with L<public-inbox-extindex(1)>) to avoid +out-of-memory errors from git. + +Other OSes may have similar tuning knobs (patches appreciated). + + =head1 CONTACT Feedback encouraged via plain-text mail to L<mailto:meta@public-inbox.org> |