3 replies

Worker failing with the error “JavaScript heap memory full.”

Hi,

I'm facing a problem with my Cloudflare Worker building process: my NuxtJS build has recently been failing with a “JavaScript heap memory full” error.

Everything looks fine at first, but during prerendering, when resvg is supposed to generate the OG images, I get an out-of-memory error:

02:54:29.854    [info] [nitro] Building Nuxt Nitro server (preset: `cloudflare-module`, compatibility date: `2025-07-16`)
02:54:59.940    [plugin inject] node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/ index_bg.wasm?module: rollup-plugin-inject: failed to parse /opt/buildhome/repo/node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/index_bg.wasm?module. Consider restricting the plugin to particular files via options.include

02:55:20.480    
02:55:20.480    <--- Last few GCs --->
02:55:20.480    
02:55:20.480    [1148:0xfd94000]    96816 ms: Mark-Compact 2035.2 (2087.8) -> 2032.9 (2087.8) MB, pooled: 0 MB, 700.69 / 0.00 ms  (average mu = 0.236, current mu = 0.139) allocation failure; GC in old space requested
02:55:20.481    [1148:0xfd94000]    98000 ms: Mark-Compact 2033.4 (2087.8) -> 2033.3 (2092.0) MB, pooled: 0 MB, 1085.01 / 0.00 ms  (average mu = 0.153, current mu = 0.084) allocation failure; GC in old space requested

02:54:29.854    [info] [nitro] Building Nuxt Nitro server (preset: `cloudflare-module`, compatibility date: `2025-07-16`)
02:54:59.940    [plugin inject] node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/ index_bg.wasm?module: rollup-plugin-inject: failed to parse /opt/buildhome/repo/node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/index_bg.wasm?module. Consider restricting the plugin to particular files via options.include

02:55:20.480    
02:55:20.480    <--- Last few GCs --->
02:55:20.480    
02:55:20.480    [1148:0xfd94000]    96816 ms: Mark-Compact 2035.2 (2087.8) -> 2032.9 (2087.8) MB, pooled: 0 MB, 700.69 / 0.00 ms  (average mu = 0.236, current mu = 0.139) allocation failure; GC in old space requested
02:55:20.481    [1148:0xfd94000]    98000 ms: Mark-Compact 2033.4 (2087.8) -> 2033.3 (2092.0) MB, pooled: 0 MB, 1085.01 / 0.00 ms  (average mu = 0.153, current mu = 0.084) allocation failure; GC in old space requested

I have attached the complete build log and my nuxt.config.ts.

Does anyone know anything more about this?

Thanks, Thomas

production.726fff21-f9e1-4460-992a-1dc683571e61.build.log57.77KB

Worker failing with the error “JavaScript heap memory full.”

02:54:29.854    [info] [nitro] Building Nuxt Nitro server (preset: `cloudflare-module`, compatibility date: `2025-07-16`)
02:54:59.940    [plugin inject] node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/ index_bg.wasm?module: rollup-plugin-inject: failed to parse /opt/buildhome/repo/node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/index_bg.wasm?module. Consider restricting the plugin to particular files via options.include

02:55:20.480    
02:55:20.480    <--- Last few GCs --->
02:55:20.480    
02:55:20.480    [1148:0xfd94000]    96816 ms: Mark-Compact 2035.2 (2087.8) -> 2032.9 (2087.8) MB, pooled: 0 MB, 700.69 / 0.00 ms  (average mu = 0.236, current mu = 0.139) allocation failure; GC in old space requested
02:55:20.481    [1148:0xfd94000]    98000 ms: Mark-Compact 2033.4 (2087.8) -> 2033.3 (2092.0) MB, pooled: 0 MB, 1085.01 / 0.00 ms  (average mu = 0.153, current mu = 0.084) allocation failure; GC in old space requested

02:54:29.854    [info] [nitro] Building Nuxt Nitro server (preset: `cloudflare-module`, compatibility date: `2025-07-16`)
02:54:59.940    [plugin inject] node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/ index_bg.wasm?module: rollup-plugin-inject: failed to parse /opt/buildhome/repo/node_modules/.pnpm/@resvg+resvg-wasm@2.6.2/node_modules/@resvg/resvg-wasm/index_bg.wasm?module. Consider restricting the plugin to particular files via options.include

02:55:20.480    
02:55:20.480    <--- Last few GCs --->
02:55:20.480    
02:55:20.480    [1148:0xfd94000]    96816 ms: Mark-Compact 2035.2 (2087.8) -> 2032.9 (2087.8) MB, pooled: 0 MB, 700.69 / 0.00 ms  (average mu = 0.236, current mu = 0.139) allocation failure; GC in old space requested
02:55:20.481    [1148:0xfd94000]    98000 ms: Mark-Compact 2033.4 (2087.8) -> 2033.3 (2092.0) MB, pooled: 0 MB, 1085.01 / 0.00 ms  (average mu = 0.153, current mu = 0.084) allocation failure; GC in old space requested

I have attached the complete build log and my nuxt.config.ts.

Does anyone know anything more about this?

Thanks, Thomas

production.726fff21-f9e1-4460-992a-1dc683571e61.build.log57.77KB

Worker failing with the error “JavaScript heap memory full.”

Worker failing with the error “JavaScript heap memory full.”

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