Radoslaw, I can only comment on HDS equipment. For TrueCopy Synchronous this is not normal behavior during dynamic sparing and drive replacement/rebuild.
Ron > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of > R.S. > Sent: Tuesday, March 02, 2010 6:43 AM > To: [email protected] > Subject: [IBM-MAIN] HDD failure and remote copy > > One observed the following event: > Hard disk failed in a dasd box (EMC DMX3). Obviously no data was lost, > because it was part of RAID group, so the array took spare disk and > rebuilt the RAID group. > The array is connected to another one using SRDF/S. During the rebuild > process some invalid tracks appeared (SQ command showed it). That means > some of data was not sent to secondary array. That means that during > RAID rebuild data are not synchronously replicated! > > Q1: Is it normal behavior? > > Q2: What about other vendors? Does IBM or HDS (or STK/Sun/Oracle) freeze > remote replication process during the time of RAID reconstruction > process? Does HDD failure affect process of (synchronous) TrueCopy or PPRC ? > > -- > Radoslaw Skorupka > Lodz, Poland > > > -- > BRE Bank SA > ul. Senatorska 18 > 00-950 Warszawa > www.brebank.pl > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
