Re: Long-running batch job (high CONN time)

2008-11-05 Thread John Baker
We see this 'knee of the curve' issue in FICON environments all the time. I would investigate the level of concurrency on the channels paths during this period; perhaps even the overall Disk Subsystem throughput. FICON elongation is also known as Connect elongation. Bear in mind you need to

Long-running batch job (high CONN time)

2008-10-01 Thread Johnny Luo
Hi, I'm dealing with one production job whose elapsed-time has increased dramatically in the past month. Since I'm doing this remotely and unable to collect relevant data by myself, I must rely on the customer to do that for me. It's not so convenient so I must do more 'theroritical' analysis.

Re: Long-running batch job (high CONN time)

2008-10-01 Thread Miklos Szigetvari
Hi Difficult to advice from here, in the past we had seen for some jobs more or less the similar effect , find out that for some volumes the VTOC indexing was disabled Johnny Luo wrote: Hi, I'm dealing with one production job whose elapsed-time has increased dramatically in the past

Re: Long-running batch job (high CONN time)

2008-10-01 Thread Hal Merritt
in clock time. -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Johnny Luo Sent: Wednesday, October 01, 2008 9:26 AM To: IBM-MAIN@BAMA.UA.EDU Subject: Long-running batch job (high CONN time) Hi, I'm dealing with one production job whose