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- Zimbra Tech Center
- Certified
- Fix Random LockFailException: Too many waiters error
Fix Random LockFailException: Too many waiters error
| KB 22040
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Last updated on 2015-07-11
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Last updated by Jorge de la Cruz
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Verified in:
 ZCS 8.6
ZCS 8.5
ZCS 8.0
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 - This is certified documentation and is protected for editing by Zimbra Employees & Moderators only. |
| KB 22040
|
Last updated on 2015-07-11
|
|
|
|
- This is certified documentation and is protected for editing by Zimbra Employees & Moderators only. |
- This article is a Work in Progress, and may be unfinished or missing sections.
Purpose
A network service error has occurred com.zimbra.cs.mailbox.MailboxLock$LockFailedException: too many waiters
You will see the next error in the log:
"com.zimbra.cs.mailbox.MailboxLock$LockFailedException: too many waiters: 15
at com.zimbra.cs.mailbox.MailboxLock.lock(MailboxLock.java:187)
at com.zimbra.cs.mailbox.Mailbox.beginTransaction(Mailbox.java:1710)
at com.zimbra.cs.mailbox.Mailbox.beginReadTransaction(Mailbox.java:1686)"
Resolution
The solution is increase the attribute "zimbra_mailbox_lock_max_waiting_threads" value :
su - zimbra
zmlocalconfig -e zimbra_mailbox_lock_max_waiting_threads=30
zmmailboxdctl restart
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| Wiki/KB reviewed by
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SME1
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SME2
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Copyeditor
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Last edit by Jorge de la Cruz
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