[xz-devel] Can "xz -T0 SMALLFILE1 SMALLFILE2 ... FILE99" be made multi-threaded?

2018-06-15 Thread Denys Vlasenko
Hi, I noticed that one of my build scripts has this: find $RPM_BUILD_ROOT/lib/modules/ -type f -name '*.ko' | xargs xz A rather typical usage, right? In my case, this takes several minutes to complete, as there are 4000+ modules. The quick check confirms that xz runs single-threaded. The

[xz-devel] Can "xz -T0 SMALLFILE1 SMALLFILE2 ... FILE99" be made multi-threaded?

2018-06-15 Thread Denys Vlasenko
Hi, I noticed that one of my build scripts has this: find $RPM_BUILD_ROOT/lib/modules/ -type f -name '*.ko' | xargs xz A rather typical usage, right? In my case, this takes several minutes to complete, as there are 4000+ modules. The quick check confirms that xz runs single-threaded. The