here is the ipcs -m result

------ Shared Memory Segments --------
key shmid owner perms bytes nattch status
0x00000000 360448 root 600 393216 2 dest
0x00000000 393217 root 600 196608 2 dest
0x00000000 425986 root 600 393216 2 dest
0x00000000 458755 root 600 196608 2 dest
0x00000000 491524 root 600 393216 2 dest
0x00000000 524293 root 600 393216 2 dest
0x00000000 557062 root 600 393216 2 dest
0x00000000 655369 root 600 196608 2 dest
0x00000000 688138 root 600 393216 2 dest

and sysctl -a | grep -i shm

kernel.shmmax = 512000000
kernel.shmall = 1152921504606846720
kernel.shmmni = 4096
vm.hugetlb_shm_group = 0

do you still recommend installing uname26?

Thanks