What happened to Fish Bubble?
Recently, the abnormal dynamics of Yubupao (a popular social application) have attracted the attention of the entire Internet. Users reported problems such as login failures and functional abnormalities, and related topics quickly fermented on Weibo, Zhihu and other platforms. The following is the hotly discussed content and structured data analysis on the Internet in the past 10 days:
1. Sorting out the event timeline

| Date | event | Number of discussions (10,000) |
|---|---|---|
| May 10 | User reports crash issue for the first time | 1.2 |
| May 12 | #鱼包不开# was trending on Weibo | 8.7 |
| May 15 | Official server upgrade announcement | 3.5 |
| May 18 | Partial function restoration triggers secondary discussion | 6.1 |
2. Distribution of major user complaints
| Question type | Proportion | Typical comments |
|---|---|---|
| Login failed | 42% | "Repeated prompts for verification code error" |
| Message lost | 28% | "All chat records for three days are gone" |
| Payment exception | 19% | "The bubble coins did not arrive after recharging" |
| Other questions | 11% | "Dynamic page cannot be refreshed" |
3. Analysis of platform response measures
On May 16, Yupaopao’s official Weibo released"A Letter to Users", admitted that the system crashed due to the number of concurrent users exceeding the server capacity limit. The three-phase solution currently adopted includes:
1. Emergency expansion of cloud server cluster
2. Restore regional services in batches
3. Compensate affected users (give away 7-day VIP rights)
Technology blogger @IT老driver analyzed and pointed out:"This accident exposed Yupao's neglect of architectural optimization during its rapid expansion. The stress test of an average of 3 million new users per day was obviously insufficient."
4. Dynamic comparison of similar competing products
| Competing product name | DAU growth over the same period | marketing action |
|---|---|---|
| sound bubble | +17% | Launched "Data Migration Red Packet" |
| chat ball | +9% | Launched "exclusive channel for faulty users" |
| MeetU | +5% | Publish Server Stability White Paper |
5. Changes in user sentiment index
NLP sentiment analysis shows the user sentiment in the past three days"Anger → Wait and See → Relax"The curve changes:
| Date | Proportion of negative reviews | Proportion of neutral reviews | Proportion of positive reviews |
|---|---|---|---|
| May 15 | 68% | 25% | 7% |
| May 17 | 39% | 47% | 14% |
| May 19 | 22% | 53% | 25% |
6. Opinions of Industry Experts
Internet observer Professor Wang pointed out:"This incident will become a classic case of social APP operation and maintenance, exposing three key problems: first, insufficient technical plans, second, lagging crisis public relations, and most importantly, the failure to establish a user emergency communication mechanism."It is recommended that enterprises establish a three-level circuit breaker mechanism to automatically trigger current limiting protection when online users exceed 120% of the capacity.
As of press time, Yupao officially stated that 90% of its core functions have been restored and it is expected to be fully restored to normal before May 22. We will continue to pay attention to the subsequent development of this incident.
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