On 13.3.2012 3:59, Patrick Boutilier wrote:
> I just updated my replication server from 2.4.12 to 2.4.14 and then got
> nothing but "System I/O error" errors in the logs. I took a look at
> http://bugzilla.cyrusimap.org/show_bug.cgi?id=3381 and noticed this:
>
> You can convert your mail directory hashing scheme from 32bit
> fulldirhash to
> 64bit fulldirhash with following commands:
> % tools/rehash basic
> % tools/rehash full
>
>
> Unfortunately I have almost 5TB of mail spread out on 23 different mount
> points. All the letters in /imap/mail are individual mount points so
> rehashing would mean lots of moves across the mount points which won't
> be quick.
>
> Is there a way to force Cyrus to use the old 32bit way, other than just
> removing the patch?
Unfortunately there does not seem to be way to force either 32bit or
64bit fulldirhash.
You have to remove this patch from 2.4.14:
diff --git a/lib/util.c b/lib/util.c
index 8bcb00e..c96caa5 100644
--- a/lib/util.c
+++ b/lib/util.c
@@ -269,7 +269,7 @@ int dir_hash_c(const char *name, int full)
if (full) {
unsigned char *pt;
- unsigned int n;
+ unsigned long long int n;
enum {
DIR_X = 3,
DIR_Y = 5,
--
Leena Heino University of Tampere / Computer Centre
( liinu at uta.fi ) ( http://www.uta.fi/laitokset/tkk )
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