Noticed the issue on LAX EB;
DMIT is now working with CMIN2 to figure that out.
DMIT is now working with CMIN2 to figure that out.
/var/log/DMIT-NOC.log
Noticed the issue on LAX EB; DMIT is now working with CMIN2 to figure that out.
193.41.250.181 is on CMIN2 routers;
193.41.250.250 is the Anycast Gateway IP which has ICMP response rate limitation.
193.41.250.250 is the Anycast Gateway IP which has ICMP response rate limitation.
Coresite ident an issue on the cross connect; moving to a new interface, CMIN2 currently been disconnected.
/var/log/DMIT-NOC.log
Coresite ident an issue on the cross connect; moving to a new interface, CMIN2 currently been disconnected.
Replaced a new interface and observed it being good.
We will monitor for 24 hours.
The problem seems caused by dirt port on the MMR.
=======
Last reply from Coresite: “Patching was moved and cleaned to new LOA demarc. Light levels: rx from you +3.12 dBm and they are tx +7.34 dBm”
=======
Earlier messages from Coresite: “I traced down the issue and cleaned the ports and fiber ends. Can you please let me know if that fixed the problem?”
We will monitor for 24 hours.
The problem seems caused by dirt port on the MMR.
=======
Last reply from Coresite: “Patching was moved and cleaned to new LOA demarc. Light levels: rx from you +3.12 dBm and they are tx +7.34 dBm”
=======
Earlier messages from Coresite: “I traced down the issue and cleaned the ports and fiber ends. Can you please let me know if that fixed the problem?”
/var/log/DMIT-NOC.log
Scheduled maintenance Location: All LAX servers. Time: Sep 26, 2024 ~ Oct 26, 2024. Duration: - Estimated 60 minutes for each VM; (cumulatively) - Estimated 2 hours for each node. (cumulatively) - Exclude waiting in booting sequence. Sequence: 1. Partial…
The maintenance is almost complete; we are verifying the status;
The CMIN2 issue happened near days is covered by this statement; we expect to experience network degradation sometime.
We will let you know once the status returns to normal.
Between Oct 26 ~ 31, we will move out the current network equipment and clean up the legacy things. We should expect no more issue but please wait for the further confirmation.
The CMIN2 issue happened near days is covered by this statement; we expect to experience network degradation sometime.
We will let you know once the status returns to normal.
Between Oct 26 ~ 31, we will move out the current network equipment and clean up the legacy things. We should expect no more issue but please wait for the further confirmation.
/var/log/DMIT-NOC.log
Replaced a new interface and observed it being good. We will monitor for 24 hours. The problem seems caused by dirt port on the MMR. ======= Last reply from Coresite: “Patching was moved and cleaned to new LOA demarc. Light levels: rx from you +3.12 dBm…
As far as we see the link of CMIN2 returns to normal.
/var/log/DMIT-NOC.log
Photo
Interface configuration error. Revised.
There is a pending upgrade on LAX's MX Edge Router.
Expect maximum 30 mins down time and 60 mins network downgrade.
Time: 3PM ~ 6PM PDT.
DMIT.io will also be impacted at the same time.
Expect maximum 30 mins down time and 60 mins network downgrade.
Time: 3PM ~ 6PM PDT.
DMIT.io will also be impacted at the same time.
/var/log/DMIT-NOC.log
There is a pending upgrade on LAX's MX Edge Router. Expect maximum 30 mins down time and 60 mins network downgrade. Time: 3PM ~ 6PM PDT. DMIT.io will also be impacted at the same time.
Traffic switching in progress;
Routing Engine reboot in progress.
Routing Engine reboot in progress.
/var/log/DMIT-NOC.log
Traffic switching in progress; Routing Engine reboot in progress.
Done; upgrade the another RE;
Should expect no traffic stop.
Should expect no traffic stop.
Schedule Maintenance:
Location: Tokyo;
Date: Nov 18 ~ Dec 18, 2024
Content:
- Network Upgrade
- Hardware Upgrade
- Storage Upgrade
Impact:
- Network jitter, instability and downgrade;
- Possible SSH Key change due to hardware migrate;
- Experience downtime.
Location: Tokyo;
Date: Nov 18 ~ Dec 18, 2024
Content:
- Network Upgrade
- Hardware Upgrade
- Storage Upgrade
Impact:
- Network jitter, instability and downgrade;
- Possible SSH Key change due to hardware migrate;
- Experience downtime.
/var/log/DMIT-NOC.log pinned «Schedule Maintenance: Location: Tokyo; Date: Nov 18 ~ Dec 18, 2024 Content: - Network Upgrade - Hardware Upgrade - Storage Upgrade Impact: - Network jitter, instability and downgrade; - Possible SSH Key change due to hardware migrate; - Experience downtime.»
LAX:
Emergency Rebooting one of hypervisor; replace NICs.
Done.
Done.
/var/log/DMIT-NOC.log
Schedule Maintenance: Location: Tokyo; Date: Nov 18 ~ Dec 18, 2024 Content: - Network Upgrade - Hardware Upgrade - Storage Upgrade Impact: - Network jitter, instability and downgrade; - Possible SSH Key change due to hardware migrate; - Experience downtime.
TYO:
Pending reboot action in an hour, expect VM reboot, and upto 1hr.
Pending reboot action in an hour, expect VM reboot, and upto 1hr.
/var/log/DMIT-NOC.log
TYO: Pending reboot action in an hour, expect VM reboot, and upto 1hr.
- Extend 45 mins again. Due to the initial RH does not record the label correct; it took many time to trace and re-cable.
- Ready in 11:30 JST
/var/log/DMIT-NOC.log
Content:
- Network Upgrade
- Hardware Upgrade
- Storage Upgrade
- Network Upgrade
- Hardware Upgrade
- Storage Upgrade
- Network Upgrade in progress.
-- Adding: RETN 100G, NTT 100G, BBIX 100G;
-- Remove: Equinix IX 10G, Cogent 10G; NTT 10G;
-- ETA: within a week.
- Hardware Upgrade completed
-- 7402P > 7443P
-- 10G * 2 per Node > 100G * 2 per Node
-- 20G uplink per rack > 100G * 2 uplink per rack.
- Storage Upgrade completed
-- SATA 10G SDS Cluster > NVMe 100G*2 SDS Cluster.
-- Adding: RETN 100G, NTT 100G, BBIX 100G;
-- Remove: Equinix IX 10G, Cogent 10G; NTT 10G;
-- ETA: within a week.
- Hardware Upgrade completed
-- 7402P > 7443P
-- 10G * 2 per Node > 100G * 2 per Node
-- 20G uplink per rack > 100G * 2 uplink per rack.
- Storage Upgrade completed
-- SATA 10G SDS Cluster > NVMe 100G*2 SDS Cluster.
Adjusting TYO network arch, some product experienced downtime, and it has been fixed now.
There are couple works need to be done before return to stable.
There are couple works need to be done before return to stable.
Edge Router hardware swap.
Time: 10AM-1PM JST, 12/18/2024
Expected maximum downtime: 60mins
Time: 10AM-1PM JST, 12/18/2024
Expected maximum downtime: 60mins