IBM AIX VS Rocky Linux
As of 30 October 2026, Rocky Linux is named by 163 companies and IBM AIX by 242; IBM AIX skews to companies under 200 people (36% vs 43%), Rocky Linux to companies over 1,000 (29% vs 41%).
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: IBM AIX's script and mail records show on hundreds of thousands of small sites, Rocky Linux rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- IBM AIX: 2–200 employees
- 36%
- Rocky Linux: 2–200 employees
- 43%
- IBM AIX: 1,000+ employees
- 41%
- Rocky Linux: 1,000+ employees
- 29%
- Postings per company, 90 days
- 2.9 · 2.8
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | IBM AIX | share | Rocky Linux | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 3 | 1% | 3 | 2% | even |
| 2-10 employees | 8 | 3% | 8 | 5% | even |
| 11-50 employees | 34 | 14% | 19 | 12% | IBM AIX |
| 51-200 employees | 44 | 18% | 43 | 26% | Rocky Linux |
| 201-500 employees | 35 | 14% | 25 | 15% | even |
| 501-1000 employees | 19 | 8% | 17 | 10% | Rocky Linux |
| 1001-5000 employees | 39 | 16% | 20 | 12% | IBM AIX |
| 5001-10000 employees | 18 | 7% | 6 | 4% | IBM AIX |
| 10,001+ employees | 42 | 17% | 22 | 13% | IBM AIX |
| Segment | IBM AIX | share | Rocky Linux | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 114 | 47% | 78 | 48% | even |
| Business & finance services | 60 | 25% | 23 | 14% | IBM AIX |
| Manufacturing & industry | 19 | 8% | 28 | 17% | Rocky Linux |
| Health care | 13 | 5% | 2 | 1% | IBM AIX |
| Commerce & trade | 9 | 4% | 4 | 2% | even |
| Public, community & associations | 8 | 3% | 5 | 3% | even |
| Consumer services & leisure | 6 | 2% | 7 | 4% | even |
| Utilities & infrastructure | 5 | 2% | 5 | 3% | even |
| Transport, logistics & rental | 3 | 1% | – | – | outside top 12 |
| Automotive | 2 | 1% | 3 | 2% | even |
| Media & content | 2 | 1% | 5 | 3% | Rocky Linux |
| Property & construction | 1 | 0% | 1 | 1% | even |
| Hospitality & travel | – | – | 1 | 1% | outside top 12 |
| Segment | IBM AIX | share | Rocky Linux | share | Leans |
|---|---|---|---|---|---|
| United States | 131 | 54% | 92 | 56% | Rocky Linux |
| France | 24 | 10% | 8 | 5% | IBM AIX |
| Canada | 15 | 6% | 4 | 2% | IBM AIX |
| Germany | 13 | 5% | 11 | 7% | even |
| United Kingdom | 11 | 5% | 15 | 9% | Rocky Linux |
| Italy | 5 | 2% | 3 | 2% | even |
| Singapore | 5 | 2% | 3 | 2% | even |
| Spain | 3 | 1% | – | – | outside top 12 |
| India | 3 | 1% | – | – | outside top 12 |
| Portugal | 3 | 1% | – | – | outside top 12 |
| United Arab Emirates | 2 | 1% | – | – | outside top 12 |
| Argentina | 2 | 1% | – | – | outside top 12 |
| Brazil | – | – | 3 | 2% | outside top 12 |
| Finland | – | – | 3 | 2% | outside top 12 |
| Sweden | – | – | 3 | 2% | outside top 12 |
| Belgium | – | – | 2 | 1% | outside top 12 |
| Czechia | – | – | 2 | 1% | outside top 12 |
| Segment | IBM AIX | share | Rocky Linux | share | Leans |
|---|---|---|---|---|---|
| IT operations & business systems | 729 | 50% | 286 | 52% | even |
| Software engineering | 251 | 17% | 121 | 22% | Rocky Linux |
| Engineering (non-software) | 47 | 3% | 36 | 7% | Rocky Linux |
| Product, program & project management | 29 | 2% | 2 | 0% | even |
| Data & AI | 26 | 2% | 1 | 0% | even |
| Sales | 15 | 1% | 6 | 1% | even |
| Skilled trades and field service | 7 | 0% | – | – | outside top 12 |
| Administration & office | 6 | 0% | 1 | 0% | even |
| Customer service & success | 6 | 0% | 5 | 1% | even |
| Finance & accounting | 6 | 0% | – | – | outside top 12 |
| General management & consulting | 5 | 0% | 4 | 1% | even |
| Human resources | 4 | 0% | – | – | outside top 12 |
| Logistics warehouse and transport | – | – | 2 | 0% | outside top 12 |
The companies behind each column
Companies using IBM AIX →
Companies using Rocky Linux →
linux unix ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Rocky Linux is named by 163 companies in job postings and IBM AIX by 242; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/ibm-aix-vs-rocky-linux)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
IBM AIX vs Rocky Linux: questions
Which is more used, IBM AIX or Rocky Linux?
By companies naming it in their own job postings, IBM AIX (242) over Rocky Linux (163). By website-and-DNS footprint, Rocky Linux (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses IBM AIX?
36% of IBM AIX companies have 2 to 200 employees, against 43% for Rocky Linux. 41% of IBM AIX companies have over 1,000 employees, against 29% for Rocky Linux.
Do companies run both?
0 companies name both in their postings, usually IBM AIX in marketing and Rocky Linux in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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