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вот вам результат на zfs на raid10 из 4x1.93 DC на AX161:
не думаю что у кого-то будет реальная нагрузка даже в половину этой.root@pgsql12:~# pgbench -U postgres -S -j 64 -c 64 -M prepared -T 120 -v -P 5 pgbench
transaction type: <builtin: select only>
scaling factor: 5000
query mode: prepared
number of clients: 64
number of threads: 64
duration: 120 s
number of transactions actually processed: 160889919
latency average = 0.047 ms
latency stddev = 0.021 ms
tps = 1340735.508251 (including connections establishing)
tps = 1340996.030111 (excluding connections establishing)
root@pgsql12:~# pgbench -U postgres -j 64 -c 64 -M prepared -T 120 -v -P 5 pgbench
transaction type: <builtin: TPC-B (sort of)>
scaling factor: 5000
query mode: prepared
number of clients: 64
number of threads: 64
duration: 120 s
number of transactions actually processed: 12715556
latency average = 0.604 ms
latency stddev = 0.435 ms
tps = 105957.436993 (including connections establishing)
tps = 105971.325511 (excluding connections establishing)И
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[ -z "$SRV1CV8_KEYTAB" ] && SRV1CV8_KEYTAB="$SRV1CV8_BINDIR/$SRV1CV8_USER.keytab"
в файле /etc/init.d/srv1cv83 LK