Increase interval for GlusterFS alarms

This change also increase the default collection interval for Telegraf
for the same reason that GlusterFS doesn't cope well with concurrent
client requests.

Change-Id: I5975f89509ed65f5056b19f3a752edf43f61b16b
Depends-On: I500e8785bcb22aa61612e5a17a2a60bb3b99eed0
2 files changed