Gfilui

I would like to do some performance tests but unfortunately collectl is not recognizing my nvme drives, any idea?

Distro information:

$ cat /etc/*release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.2 LTS"
NAME="Ubuntu"
VERSION="16.04.2 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.2 LTS"
VERSION_ID="16.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
VERSION_CODENAME=xenial
UBUNTU_CODENAME=xenial

NVMe drives:

$ lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 59.6G 0 disk
├─sda1 8:1 0 953M 0 part /boot
└─sda2 8:2 0 14.9G 0 part [SWAP]
sr0 11:0 1 829M 0 rom
nvme0n1 259:3 0 1.8T 0 disk
└─nvme0n1p1 259:4 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme1n1 259:9 0 1.8T 0 disk
└─nvme1n1p1 259:10 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme2n1 259:13 0 1.8T 0 disk
└─nvme2n1p1 259:14 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme3n1 259:0 0 1.8T 0 disk
└─nvme3n1p1 259:15 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme4n1 259:18 0 1.8T 0 disk
└─nvme4n1p1 259:19 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme5n1 259:11 0 1.8T 0 disk
└─nvme5n1p1 259:12 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme6n1 259:1 0 1.8T 0 disk
└─nvme6n1p1 259:2 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme7n1 259:5 0 1.8T 0 disk
└─nvme7n1p1 259:6 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme8n1 259:7 0 1.8T 0 disk
└─nvme8n1p1 259:8 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /
nvme9n1 259:16 0 1.8T 0 disk
└─nvme9n1p1 259:17 0 1.8T 0 part
 └─md0 9:0 0 9.1T 0 raid10 /

collectl command output:

$ collectl -s D
waiting for 1 second sample...

# DISK STATISTICS (/sec)
# <---------reads---------------><---------writes--------------><--------averages--------> Pct
#Name KBytes Merged IOs Size Wait KBytes Merged IOs Size Wait RWSize QLen Wait SvcTim Util
sda 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
sda 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
sda 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

As you can see most nvme drives are missing.

Any idea how to setup collecl to see my drives?