this what i found VMAX 10K - 2 spares are required for every 100 drives with a minimum of 4 spares.   • VMAX 20K, 40K - 2 spares are required for every 100 drives with a minimum of 8 spares.   • SSD (Flash) Drives - 1 spare is required for every 32 EFD drives on any VMAX model.
what the minimum number of hot spare to have in vmax 10K , 5876 is it still 8 per box
minimum hot spare for vmax 10K