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-rw-r--r--Administrator_Guide/en-US/step-select-all-mailboxes.xml5
1 files changed, 4 insertions, 1 deletions
diff --git a/Administrator_Guide/en-US/step-select-all-mailboxes.xml b/Administrator_Guide/en-US/step-select-all-mailboxes.xml
index 81715d1..4024c4f 100644
--- a/Administrator_Guide/en-US/step-select-all-mailboxes.xml
+++ b/Administrator_Guide/en-US/step-select-all-mailboxes.xml
@@ -7,9 +7,12 @@
<para>
Use the Cyrus IMAP administrator account to select all mailboxes, to make sure the format upgrade is not taking place while the user is attempting to login / select a mailbox.
</para>
+ <para>
+ Average sized mailboxes (those restricted with a reasonable quota such as 2GB) can take about 2 minutes to upgrade. A single folder can upgrade as fast as 5 seconds. Mailboxes that contain a lot of messages (such as a shared lists folder that also functions as an archive) can take up to 2-4 minutes to upgrade (approximately 40.000 messages).
+ </para>
<note>
<para>
- Optionally, enable full so-called telemetry logging:
+ Optionally, if errors are expected enable full so-called telemetry logging so that issues can be backtracked. On the IMAP server, issue the following commands:
</para>
<para>