Maintenance error caused Facebook's 6-hour outage, company says

By Sheila Dang

Technology
Wednesday, 06 Oct 2021
7:34 AM MYT

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Facebook logo and stock graph are displayed through broken glass in this illustration taken October 4, 2021. REUTERS/Dado Ruvic/Illustration

(Reuters) -An error during routine maintenance on Facebook's network of data centers caused Monday's collapse of its global system for more than six hours, leading to a torrent of problems that delayed the repairs, the company said on Tuesday.

The outage was the largest that Downdetector, a web monitoring firm, said it had ever seen. It blocked access to apps for billions of users of Facebook, Instagram and WhatsApp, further intensifying weeks of scrutiny for the nearly $1 trillion company.

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HSI-PWHB	0.065	0.065	0.055	0.060	-0.005	-7.69	563,305
YTL	2.030	2.190	2.030	2.180	0.160	7.92	523,063
GAMUDA	4.720	4.820	4.710	4.760	0.060	1.28	508,518
TANCO	0.965	0.980	0.960	0.975	0.010	1.04	351,422
HSI-CWC6	0.215	0.260	0.215	0.250	0.040	19.05	345,286
HSI-PWFF	0.200	0.200	0.165	0.165	-0.050	-23.26	320,493
GENM	2.030	2.030	1.870	1.900	-0.130	-6.40	274,376

Maintenance error caused Facebook's 6-hour outage, company says