Re: [HACKERS] Storage Manager crash at mdwrite()

2012-03-27 Thread Tareq Aljabban
On Fri, Mar 16, 2012 at 8:34 PM, Greg Stark st...@mit.edu wrote: On Fri, Mar 16, 2012 at 11:29 PM, Jeff Davis pg...@j-davis.com wrote: There is a lot of difference between those two. In particular, it looks like the problem you are seeing is coming from the background writer, which is not

Re: [HACKERS] Storage Manager crash at mdwrite()

2012-03-19 Thread Tareq Aljabban
On Fri, Mar 16, 2012 at 8:34 PM, Greg Stark st...@mit.edu wrote: On Fri, Mar 16, 2012 at 11:29 PM, Jeff Davis pg...@j-davis.com wrote: There is a lot of difference between those two. In particular, it looks like the problem you are seeing is coming from the background writer, which is not

Re: [HACKERS] Storage Manager crash at mdwrite()

2012-03-16 Thread Tareq Aljabban
On Thu, Mar 15, 2012 at 7:58 PM, Jeff Davis pg...@j-davis.com wrote: On Thu, 2012-03-15 at 19:36 -0400, Tareq Aljabban wrote: When configuring postgreSQL, I'm adding the libraries needed to run HDFS C API (libhdfs). From the information below, it looks like C++. ./configure

[HACKERS] Storage Manager crash at mdwrite()

2012-03-15 Thread Tareq Aljabban
I'm implementing an extention to mdwrite() at backend/storage/smgr/md.c When a block is written to the local storage using mdwrite(), I'm sending this block to an HDFS storage. So far I don't need to read back the values I'm writing to HDFS. This approach is working fine in the initDB phase.

Re: [HACKERS] Storage Manager crash at mdwrite()

2012-03-15 Thread Tareq Aljabban
that I've shown in my first email. The same hdfswrite() code works without any issues when I run it in a separate application. Hope it's clear now. On Thu, Mar 15, 2012 at 5:28 PM, Jeff Davis pg...@j-davis.com wrote: On Thu, 2012-03-15 at 13:49 -0400, Tareq Aljabban wrote: I'm

Re: [HACKERS] Configuring Postgres to Add A New Source File

2012-01-27 Thread Tareq Aljabban
this in the novice mailing list will be a good idea? Thanks On Thu, Jan 26, 2012 at 12:54 PM, Robert Haas robertmh...@gmail.com wrote: On Wed, Jan 25, 2012 at 7:06 AM, Tareq Aljabban tareq.aljab...@gmail.com wrote: Hi, I'm doing some development on the storage manager module of Postgres. I have

[HACKERS] Configuring Postgres to Add A New Source File

2012-01-25 Thread Tareq Aljabban
Hi, I'm doing some development on the storage manager module of Postgres. I have added few source files already to the smgr folder, and I was able to have the Make system includes them by adding their names to the OBJS list in the Makefile inside the smgr folder. (i.e. When I add A.c, I would add