Hotspot Files

1.6.0 (2026-01-28)

Features

• add support for archives (f375adf)
• allow handling of compressed perfparser files (90451a7)
• allow user to specify perf and objdump via command line (081812d), closes #556
• associate application/x-perf-data and application/x-hotspot with hotspot (8b8677f), closes #718
• clarify "Filter In On Thread #%1 By Time" (91fcdaa)
• ignore empty command line arguments (06cfd33)
• move compressed test data to files instead of base64 strings (3e74a87)
• open more perf files (b0d370f)
• Parse tracepoint data in hotspot (1e2ae7b)
• remove memory leak when calling QLayout::replaceWidget (0665717)
• show current unwind settings in settings dialog (ec5632c)
• support regex search (9da82e4), closes #666
• update icons (d5d9cd4), closes #472

Bug Fixes

• -Wclazy-function-args-by-ref for signals (e0c12f1)
• also support ' and , as branch visualization characters (f326ef0)
• also use Qt6 for OpenSuse tumbleweed CI test coverage (9185eb6)
• Always call QToolTip::showText with a widget (ab177e0)
• apply clang-format (f77545b)
• apply cmake-format (222abb3)
• avoid OOB access if source code unreadable (3a9ea36)
• broken flamegraph (c945f43), closes #624
• bump perfparser to fix crash on strlen(nullptr) (9912340)
• Bump perfparser to get fixes and silence clang-tidy/clazy CI (8e468da)
• Bump perfparser to properly support COMPRESSED2 data (b61451d)
• bump perfparser with fix for clazy-function-args-by-value (ef74c0f)
• cast to silence compiler warning for Qt6 without ksyntaxhighlighting (e906456)
• cleanup qcustomplot header to silence clazy warnings (e27c66c)
• clear more members in SourceCodeModel::clear (ebdeab1)
• correct cost attribution of inline frames in disassembly view (36bedef)
• crash if hotspot is closed while loading a file (221d60e), closes #654
• crash when attaching to a running process (#699) (37215fa)
• display disassembly correctly on aarch64 (fcdabab)
• don't leak memory when extracting archives (177fecf)
• don't try to use a cross-architecture objdump on the native architecture (36309bf)
• escape special symbols in node labels of children, too (71a3ca8)
• formatTimeString ms format (5cec693)
• increase test timeout (9b35d2b)
• install test binaries to correct paths (b57dee1)
• Move objdump setting to disassembly setting page (2d1d958)
• Properly include kgraphviewer_interface.h (0d216a5)
• read perf command early in tst_perfparser (80a0884)
• remove --no-buildid-cache arg that was not used in recorded perf file (3ccedd4)
• Save & restore custom perf.map path in settings (ea75b0d)
• set buddies and add missin colon in disassembly settings (112aef3)
• stabilize formatted time in timeline tooltips (13565d5)
• support special characters in callgraph (fd9f7d1), closes #691
• unbreak git in github actions (5b47207)
• unbreak inlining tst_perfparser tests (697d846)
• Update archlinux CI to use Qt6 (922c5df)
• update test.sh and push.sh with new container names (e68038b)
• update to CI to fedora42 and use Qt6 (e317188)

• use new-style ENV A=B in docker file (6ed6e87)

  $ md5sum hotspot-v1.6.0.tar.gz hotspot-v1.6.0.zip hotspot-perfparser-v1.6.0.tar.gz hotspot-perfparser-v1.6.0.zip hotspot-PrefixTickLabels-v1.6.0.tar.gz hotspot-PrefixTickLabels-v1.6.0.zip 884bb54eb5fa55afe3c8998723112775 hotspot-v1.6.0.tar.gz 82b848e3638f64d7d26b9897d61ffb20 hotspot-v1.6.0.zip beea33ade31633e943e0df55502f902d hotspot-perfparser-v1.6.0.tar.gz 1b2c7d39b082aa81e574ded15718b889 hotspot-perfparser-v1.6.0.zip 5b478baa2613e74fd605f1b11de1c04d hotspot-PrefixTickLabels-v1.6.0.tar.gz 9874dfb49e245f783197d8fa1286df97 hotspot-PrefixTickLabels-v1.6.0.zip $ sha1sum hotspot-v1.6.0.tar.gz hotspot-v1.6.0.zip hotspot-perfparser-v1.6.0.tar.gz hotspot-perfparser-v1.6.0.zip hotspot-PrefixTickLabels-v1.6.0.tar.gz hotspot-PrefixTickLabels-v1.6.0.zip 45dcb9fdada5b412385697fdaf970d05c9b5618a hotspot-v1.6.0.tar.gz 823e313f48e33385d744d1ffd0efc051819f3eeb hotspot-v1.6.0.zip c8bbfae51aa045c0028503b803bbb027e39a1019 hotspot-perfparser-v1.6.0.tar.gz 94595a7a1711b6d4370716b0869dbec57fad8ddd hotspot-perfparser-v1.6.0.zip afcc1948dcc27e3b3914219d5fabfb802ba35021 hotspot-PrefixTickLabels-v1.6.0.tar.gz 33f6b5f248033d79415c9989d6bf08297b3116d2 hotspot-PrefixTickLabels-v1.6.0.zip