U.S. consumers shopped big on Thanksgiving and the day after the holiday, but many retailers' websites couldn't keep up with the heavy loads.
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On the positive side, online shopping sales jumped 39.3% on Thanksgiving and 24.3% on Black Friday compared to the same days last year, according to IBM. Unfortunately, a number of leading retailers' websites ran slow and suffered periodic outages during the online shopping feast, according to data from Compuware Gomez.
Compuware keeps tabs on retail website performance via its Gomez Performance Satisfaction Index (GPSI). Overall, the top 50 retailers displayed on average a 19% degradation in performance satisfaction during the time period beginning at 8:00 pm ET on Thursday and ending at 8:00 am ET Friday, Compuware reports. Performance improved somewhat on the day after Thanksgiving, when the top 50 retailers displayed an 11% degradation in performance satisfaction for the entire day on Black Friday.
For the full day on Black Friday, from 12:00 am ET to 11:59 pm ET, here are some of the key findings of Compuware's GPSI:
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Ann Bednarz covers IT careers, outsourcing and Internet culture for Network World. Follow Ann on Twitter at @annbednarz and check out her blog, Occupational Hazards. Her e-mail address is email@example.com.