Creating a Cassandra cluster under Windows XP

2010-05-30 Thread David Boxenhorn
We have a VPN with PC’s running Windows XP SP3. I want to define a Cassandra cluster on two PC’s in the VPN: 192.168.80.234 and 192.168.80.12. I can ping from 192.168.80.12 to 192.168.80..234 and vice-versa. I download and install Cassandra 0.6.2 Why doesn’t the cluster cluster? I configure 19

Algorithm for distributing key of Cassandra

2010-05-30 Thread JKnight JKnight
Dear all, At the blog of JONATHAN ELLIS, he said that Cassandra use a hack (trick) for distributing key for each node. But the link point to that document is not available. Could you tell me more about that algorithm? Thank -- Best regards, JKnight

Re: Error during startup

2010-05-30 Thread David Boxenhorn
I deleted the system/LocationInfo files, and now everything works. Yay! (...what happened?) On Sun, May 30, 2010 at 4:18 PM, David Boxenhorn wrote: > I'm getting an "Expected both token and generation columns; found > ColumnFamily" error during startup can anyone tell me what it is? Details > b

Error during startup

2010-05-30 Thread David Boxenhorn
I'm getting an "Expected both token and generation columns; found ColumnFamily" error during startup can anyone tell me what it is? Details below. Starting Cassandra Server Listening for transport dt_socket at address: INFO 16:14:33,459 Auto DiskAccessMode determined to be standard INFO 16:

Re: Continuously increasing RAM usage

2010-05-30 Thread Ian Soboroff
I'm also seeing the same thing. I need to do more log-staring to understand what's up... incompatible with holiday weekends ;-). tpstats are all 0. Ian On Sat, May 29, 2010 at 5:54 PM, Jonathan Ellis wrote: > Did you manually invoke a GC? It doesn't look like you're using > enough of the hea

Inconsistency even after nodetool repair?

2010-05-30 Thread James Golick
I was getting a ton of these in my logs: INFO [pool-1-thread-77] 2010-05-30 03:39:18,263 StorageProxy.java (line 499) DigestMismatchException: Mismatch for key 142667/everything (5546784193bbe4a4e066dc7fc142f589 vs 03edb87cd131a614d8256ddfdc50dd17) The nodes were all getting really overloaded, p

Re: Sorting by timestamp

2010-05-30 Thread David Boxenhorn
Tupshin, If I already have a text-based timestamp (e.g. from Oracle), and a unique id, is there any benefit to using timeuuid instead of just concatenating what I have: .? On Sun, May 30, 2010 at 6:28 AM, Tupshin Harper wrote: > Generate a timeuuid for each post based on the original timestamp.