Compiling the kernel using distcc since version 5.1.16 works but versions >=5.2.0 fail to distribute jobs. This is true compiling 5.4-rc2. Whatever is causing this breakage, it has not been backported to the 4.19-lts series. I can build 4.19.78 with distcc working just fine.
distcc v3.3.3 gcc v9.2.0 I am not subscribed so please CC my personal email address with any replies. Example compiling a recent kernel on the distcc client: distcc[22629] (dcc_readx) ERROR: unexpected eof on fd5 distcc[22629] (dcc_r_token_int) ERROR: read failed while waiting for token "DONE" distcc[22629] (dcc_r_result_header) ERROR: server provided no answer. Is the server configured to allow access from your IP address? Is the server performing authentication and your client isn't? Does the server have the compiler installed? Is the server configured to access the compiler? distcc[22629] Warning: failed to distribute scripts/mod/devicetable-offsets.c to 10.1.1.102/5, running locally instead distcc[22635] (dcc_readx) ERROR: unexpected eof on fd5 distcc[22635] (dcc_r_token_int) ERROR: read failed while waiting for token "DONE" distcc[22635] (dcc_r_result_header) ERROR: server provided no answer. Is the server configured to allow access from your IP address? Is the server performing authentication and your client isn't? Does the server have the compiler installed? Is the server configured to access the compiler? distcc[22635] Warning: failed to distribute scripts/mod/empty.c to 10.1.1.102/5, running locally instead