Task #468
Cập nhật bởi Tùng Nguyễn cách đây 10 tháng
Mô tả: disk SSD 480G làm OSD.7 bị chậm làm ảnh hưởng đến các VM S3 GW đang chạy nhưng không có log báo disk lỗi
===
Thông tin disk chậm
``` yaml
root@prox2-s3:~# udevadm info /dev/sdd
P: /devices/pci0000:00/0000:00:03.0/0000:04:00.0/host0/port-0:0/expander-0:0/port-0:0:3/end_device-0:0:3/target0:0:3/0:0:3:0/block/sdd
M: sdd
U: block
T: disk
D: b 8:48
N: sdd
L: 0
S: disk/by-path/pci-0000:04:00.0-sas-exp0x5001636001caa8ff-phy5-lun-0
S: disk/by-id/lvm-pv-uuid-1H1tCb-CIV0-2Z1Q-pvcf-qIEg-ie2c-eJAbOR
S: disk/by-diskseq/12
S: disk/by-id/ata-Netac_SSD_NT-480N6S_8EC60757160802226488
Q: 12
E: DEVPATH=/devices/pci0000:00/0000:00:03.0/0000:04:00.0/host0/port-0:0/expander-0:0/port-0:0:3/end_device-0:0:3/target0:0:3/0:0:3:0/block/sdd
E: DEVNAME=/dev/sdd
E: DEVTYPE=disk
E: DISKSEQ=12
E: MAJOR=8
E: MINOR=48
E: SUBSYSTEM=block
E: USEC_INITIALIZED=12223711
E: ID_ATA=1
E: ID_TYPE=disk
E: ID_BUS=ata
E: ID_MODEL=Netac_SSD_NT-480N6S
E: ID_MODEL_ENC=Netac\x20SSD\x20NT-480N6S\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20
E: ID_REVISION=SAFM01.5
E: ID_SERIAL=Netac_SSD_NT-480N6S_8EC60757160802226488
E: ID_SERIAL_SHORT=8EC60757160802226488
E: ID_ATA_WRITE_CACHE=1
E: ID_ATA_WRITE_CACHE_ENABLED=1
E: ID_ATA_FEATURE_SET_HPA=1
E: ID_ATA_FEATURE_SET_HPA_ENABLED=1
E: ID_ATA_FEATURE_SET_PM=1
E: ID_ATA_FEATURE_SET_PM_ENABLED=1
E: ID_ATA_FEATURE_SET_SECURITY=1
E: ID_ATA_FEATURE_SET_SECURITY_ENABLED=0
E: ID_ATA_FEATURE_SET_SECURITY_ERASE_UNIT_MIN=2
E: ID_ATA_FEATURE_SET_SECURITY_ENHANCED_ERASE_UNIT_MIN=2
E: ID_ATA_FEATURE_SET_SMART=1
E: ID_ATA_FEATURE_SET_SMART_ENABLED=1
E: ID_ATA_FEATURE_SET_APM=1
E: ID_ATA_FEATURE_SET_APM_ENABLED=1
E: ID_ATA_FEATURE_SET_APM_CURRENT_VALUE=254
E: ID_ATA_DOWNLOAD_MICROCODE=1
E: ID_ATA_SATA=1
E: ID_ATA_SATA_SIGNAL_RATE_GEN2=1
E: ID_ATA_SATA_SIGNAL_RATE_GEN1=1
E: ID_ATA_ROTATION_RATE_RPM=0
E: ID_PATH=pci-0000:04:00.0-sas-exp0x5001636001caa8ff-phy5-lun-0
E: ID_PATH_TAG=pci-0000_04_00_0-sas-exp0x5001636001caa8ff-phy5-lun-0
E: ID_FS_UUID=1H1tCb-CIV0-2Z1Q-pvcf-qIEg-ie2c-eJAbOR
E: ID_FS_UUID_ENC=1H1tCb-CIV0-2Z1Q-pvcf-qIEg-ie2c-eJAbOR
E: ID_FS_VERSION=LVM2 001
E: ID_FS_TYPE=LVM2_member
E: ID_FS_USAGE=raid
E: SYSTEMD_READY=1
E: DEVLINKS=/dev/disk/by-path/pci-0000:04:00.0-sas-exp0x5001636001caa8ff-phy5-lun-0 /dev/disk/by-id/lvm-pv-uuid-1H1tCb-CIV0-2Z1Q-pvcf-qIEg-ie2c-eJAbOR /dev/disk/by-diskseq/12 /dev/disk/by-id/ata-Netac_SSD_NT>
E: TAGS=:systemd:
E: CURRENT_TAGS=:systemd:
```
Xử lý:
1. Tạm thời maintenance cluster: noout,norebalance,nobackfill
Stop service osd.7
2.
- Chuẩn bị thêm disk SSD 400G để cắm thêm cho server
- Chuyển disk OSD.7 qua slot khác và theo dõi tiếp