AND IF I DON'T HAVE TO GENERATE ANY NEW RESULTS I'M ALSO ON THE OTHER SIDE THEN BUT IF I NEED TO GENERATE NEW RESULTS THEN AND ANYWAY THERE IS EMOTIONAL LOSS SO SCRIPTS AND CODE EVERYTHING WRITTEN THAT IS NO YEAH YEAH BECAUSE IT'S YEAH YEAH YEAH MEANS LOSSES ARE EMOTIONAL AS WELL AS WHATEVER IT IS THERE AND BLA BLA BUT IT'S TRAGEDY SO SO RAID FIVE YOU HAVE TOLD TO THE MM-HMM THEY ARE THEY'RE IT'S IT'S IT LOOKS LIKE IF YOU GET THREE DISK GONE THEN IT'S VERY DIFFICULT TO GET IT WELL LIKE FINE IF IT'S ONE DISK IT'S FINE BECAUSE AT LEAST ONE IS HAVING THE UH MIRROR MIRROR SO IT WILL RECACHE ON THE MIRROR UM BUT UH IF THE THREE DISK ARE GONE IT'S VERY DIFFICULT MM-HMM SO I DON'T KNOW HOW IT WENT LIKE USUALLY WHILE AS SOON AS ONE DISK FAILS IT SHOULD BE REPLACED ACTUALLY AND UH I DUNNO MAYB YEAH OTHERWISE IT UH IT'LL GO ON DESTROYING OTHER DISKS SO I SO THE ONE SO THEY I DON'T KNOW HOW IT HAPPEN YOU KNOW SUCH A THING LIKE USUALLY AS SOON AS ONE FAILS IT ACTUALLY NOTIFIES THE YOU KNOW THE SYSTEM ADMINISTRATOR OR MAKES CERTAIN KIND OF UM NOISE YEAH SO W UH IF IT THE DISK IS NOT REPLACED THEN IT W IT'LL FAIL IT UH THEN THEN IT UH THERE'S A INTERNAL RECOVERY IF IT JUST R REPLACE THE DISK THERE IT'S IT IT CAN INTERNALLY IT CAN QUICKLY RECOVER EVERYTHING INTO THAT DISK UH SO SO IT'S LIKE YOU KNOW IF YOU HAVE A MM MM UH UM IF YOU HAVE IT'S KIND OF LIKE ESSENTIALLY IF IT IS LIKE HUNDRED TWENTY HUNDRED HUNDRED G. B. DATA SPACE THEN IT ESSENTIALLY WILL HAVE A HUN TWO HUNDRED G. B. ONLY STU VISIBLE DATA F TO YOU BUT THEN IT CAN WE AS SOON AS THEY REPLACE ONE OF THOSE HARD DISK I IT CAN IT CAN FROM THE OTHER ONE IT CAN RECOVER EVERYTHING ON THAT INTER INTERNALLY IT CAN DO THAT KIND OF THING BUT IF THE TH IF THE THREE DISKS FAIL THEN IT'S IT'S IT'S YEAH A REALLY DIFFICULT JOB I DON'T KNOW HOW IT CAN BE RECOVERED PROBABLY THE MM ONE WAY THAT THEY EXTEND THE HAR THE HARD DISK TO THE PEOPLE WHO ARE EXPERTS AND THEY DO LIKE SECTOR BY SECTOR BLOCK BY BLOCK THEY TRY TO RECOVER BUT THAT'S IT'S VERY EXPENSIVE UH TH SIMPLE YES THE SIMPLE THING MIGHT COST YOU MINIMUM TEN THOUSAND EUROS FIFTEEN SOMETHING LIKE THAT BUT EVEN THIS MAYBE REALLY HUGE DATA ALSO I DON'T KNOW WHETHER IT WAS INSURED I DON'T THINK INSURANCE COMPANY WILL GIVE MM-HMM I THINK MAYBE SOME COMPANIES DEFINITELY DO INSURE YOU CAN'T REALLY HAVE SO MANY BACKUPS BUT IT STILL MEANS ONE THING WHICH IS A MYSTERY TO ME WHE WHY TEMP ONE AND TEMP TWO WERE RESIDING ON THE SAME HARD DISK PHYSICAL MM-HMM MM-HMM AND SO YOU CAN GO UP TO FOURTEEN OR SOMETHING LIKE THAT BUT IT CAN BE ON THE SAME YEAH WHICH JUST PARTITION THESE UH HMM KEEP TAKING UP THE BACKUP THERE SO IT PUTS EVERYTHING MM QUICKLY IT CAN DECIDE WHEREVER IT WANTS TO PUT SO IT'S FASTER TO DO THAT WAY MM NO I THINK THAT UH SOFT NAME THEY WERE GIVEN THE I'M SAYING THEY COULD HAVE KEPT DIFFERENTLY YEAH BUT THEN WHAT ARE THE USE OF RAID THEN NO RAID ON BOTH THEY SYSTEMS WAS THE PROBLEM NO BUT THAT IS WHAT THE RAID CAN ALLOW YOU TO HAVE KEEP UP TO FOURTEEN HARD DISK IT CAN ALLOW YEAH SO IT THEY HAVE FIVE AND YOU CAN GO UP TO FOURTEEN IF YOU WANT TO KEEP THERE AND IT CAN STILL WORK AND IT TAKES THE AND THE WAY IT LOOK LIKE IT IT'S STILL TOLERANT YOU KNOW THE WAY IT IT USUALLY IT DOES IT IF YOU ONE THIS CRASHES BEFORE UH I UH UM IF IT UH REPLACE QUICKLY THEN NO PROBLEMS OTHERWISE UNSAVED DATA WILL START THE FIRST THING IS TO GET LO LOST HMM YEAH NOT EVERYBODY IS GOING TO BE SCARED OF TEMPS I UM HMM TEMP IS NO WELL IT'S A I THINK THEY CAN THEY CAN THEY CAN DO BECAUSE TH TH SOME SOME OF THESE PEOPLE THAT EXPERT THERE ARE COUPLE OF EXPERTS SO THEY LEARNED ITSELF SO HMM IF THEY CAN EASILY RECOVER IT WELL MM-HMM BUT IS IT REALLY COSTLY THE SYSTEM IS YEAH IT DEPENDS ON THE JOB YOU KNOW SOMETIMES THE SMALL HARDWARE THING THEY MIGHT DO IT TO THEN YOU KNOW FIVE THOUSAND EUROS AND ALL BUT IF IT'S VERY MUCH DETAILED WORK THEY WILL JUST I IT THE SYSTEM THE THE WHOLE THING STARTS LIKE THIS THAT YOU HAVE TO GIVE YOUR CREDIT CARD NUMBER AND SIGN A FORM AND THEN ONLY THEY WILL START TOUCHING YOUR HARD DISK NO NO NO I CHECKED OVER THE NET IT'S NOT THE WAY YOU D YOU SEND THE THINGS TO THEM THEY WILL SEE IF THEY CAN RECOVER THEN ONLY THEY'LL ASK YOU THAT THIS IS THE QUOTATION BUT IF THERE IS NO NO IF THEY CANNOT RECOVER THEY THEY WILL SEND IT BACK MM-HMM AND THEN IF YOU DO IT WITH ONLY WITH ONLY YEAH MM-HMM YEAH YEAH YEAH BECAUSE IN THE BEGINNING WHAT THEY SAY THAT SEND US THE THING WE'LL LOOK AT THE THINGS IF IT IS RECOVERABLE WE WILL TELL YOU WHAT IS THE QUOTATION AND IF IT IS NOT RECOVERABLE WE WILL SEND IT BACK TO YOU HMM BUT MEANS F AND UH I IF THEY THEY CANNOT RECOVER IT THEN THEN WHAT THEY WILL THEY WON'T CHARGE ANYTHING FROM YOU FOR THE INSPECTION I THINK THAT IS YEAH YEAH AT LEAST THEY THEY WILL KNOW M BEFOREHAND I THINK UH NO IT IT IS UP TO YOU KNOW YEAH YEAH AND IN FACT IF THEY THEY CAN GO A LOT BUT YOU KNOW THEY CAN GO BLOCK BY BLOCK AND LOOK INTO IT AND TRY TO RECOVER BUT UM THAT MATTHEW WILL WANT TO GO OR NOT IS THE QUESTION MM BUT EVEN LIKE HOW MUCH IMPORTANT DATA L SOMETIMES IT'S JUST M. P. THREES OR SOMETHING SO YOU DON'T REALLY NEED TO AND IT'S LIKE FORTY TERA FOUR TERA THAT'S FORTY TERA MM-HMM SO HOW MUCH IS FOUR TERA FOUR THOUSAND GIGABYTES YEAH FOUR THOUSAND GIGABYTES OKAY FOUR THOUSAND G. B. S YEAH IT BUT NOW WE GOT SOMETHING LIKE UH MORE THAN FIFT MM UM IT'S COPY TWO COPIES OF THE SAME THING WILL BE EXISTING THAT IS A RAID ONE BUT RAID FIVE IS THEN THEN TWENTY PERCENT COPY ONLY AH IT'S NOT THE OTHER WAY HMM MM-HMM AND THERE IS NO KIND OF OR ANYTHING NOTHING EXISTS THERE SO THE DISK WHICH HAS CRASHED THAT CANNOT BE RECOVERED THAT UH DISK WHICH HAS NOT CRASHED IT CAN BE RECOVERED COMPLETELY MEANS IF BOTH THE DISK HAVE CRASHED FOR THE SAME DATA YOU CANNOT RECOVER ANYTHING IF ONE DISK HAS CRASHED CRASHED THEN YOU CAN RECOVER EVERYTHING YEAH IT'LL BE IN THE OTHER DISK