electroheadfx commented on issue #20085: URL: https://github.com/apache/echarts/issues/20085#issuecomment-2321360199
I re-open the issue because I did a reproducible project with this issue, it seem it happen when there is too much data. I put a multiplier in line, when multiplier = 1 it works: [echarts multiplier data = 1](https://echarts.apache.org/examples/en/editor.html?c=line-marker&code=MYewdgzgLgBAtgVwDZQJYAcmoKYCcYC8MAjAFCmiSygJhQCyAhgB7GEkAMXMAVPMmkw5cAbgrhoMGnSbMATO2JcOvfigxY8Y8VRgATbCkbsFAejWDNucpUl7GURmyIBtALpiAZiHwAKVOwcIjABADxSILQMLMTBqADU8QCUMADepDD6Dk4AdOgIEAAWvi4ZmZwALABsVQDMMAC0MP6qBkZJADRlmRUAnGzxIaocObW1XeUwAEQAagDyUxPlTFCFObiMYHogcL4pfC2DxJ3dJEuZxEtuSWIAvjYSsPaOCq4epN5-AURBQ-HS0XkcUSKXSmWejDkeQKxVKkyU1TqjWaAT4bUcJ0mfQGQz4IzG52m80WpxWaw2Wx2e1UhxImPKl1OjMy1zu5BA6DQ4HYYJgAHdUHpVgAuabEACsAHZauhmCTMgBzXCC0Vw8q8yZIbCeKCijiEzLKhWFXUwfWnTJFEB80VQXAIbAGkJ6PVOgBGPgMuAAwiAkD5RVMAMTEABicl6tUl8smMCgHNFVXNsZghWwqGNpqmciTOUl4tlMcmAqFhUDErkMrlhNuhI15S1OtdFpgRpNzZTVptcftjpbKrOLY9uC9vv9uEDIfDkejTvj6FFtTkxDz4qdaYz7emOZG-cLTpLIrF4sr-9OtdO9cyjdNydjbdvTq7tt7c4TZvX6czovFa5bh7LY9T2rIcQCgeM4EDAAODgAFIixgC9JivGAbw7e9N0fFt50TYgoM_TDRQqP8UwA8sTyrBDLUKa0XwdJ9CkYbY-TmTxPAgbAoAADSIhimOtVj2M4gBNXiWyKfi-THANplwBU3UYXx9Q_FSOCSKiYAk5iACEkAQCcP1Akc8AAdUFI870yJCYDcJYIQ4001UyFCB0s8o9FQO BsEgVAJFVKYIAgAFFmmdAAGsQoC7AADc8FQKAAE9Iuixg9OwSLBUirVYqQKZbPEyJcGAbBRQhZlyms5z-xdQcUw8ryfL8mAXACoLIjoSLwsijjYuVRLktSh0Mr0LKYsMPKn0K4rSuyOQazKfLMmYABBZhUAgVVL2whL0BK6YUrSjS4FQMBRSUHNehI2M4BYM6OGqS6nSVQUAEktmwZh0MmCAhCgAA5BA4DdPA7vddr7FwBKAHFGAXGBPFSjinQALzOp0WHWgAFEATqgEG0hbS0wFhui-xTSrygxiAABlGGBpBRRQ6jaPhxGyZTCJx0nPQeY0zJerQYBUuWrAFVO6Z5z51CTuwAAJL8tzwp1Mm8OgTIVrMPSQEblc0mi-XoE7afp0UEaQJHCb161ZGNwxTbZp0KcyKnqZlxnLefVnzfZlMsDAbAAGVEq1d2OfKUAuemKcIyjKWncQ9G1ogAAVVBgDC0OOc9s2LfJms6223bAwOoanWO8XzqqR6Wxuz7Kirq7JmevQ3oMOvyu-36AaB_GlDB2gIehkmvdz2NUdq2Mqex3H8aZzTibhu16JbeOXbpu2CbDz2l592MI5k4MeZ1y2BbT4XRfFqZJd1v25Y1s78Mt1WoHVwjpi14-t_1w2wFthmR93t9b-LA_7229o7RO61Xb-0zp2fWYDR6-xlkHBKIdN5h05gfaOM444QJbFTVO6dYGxmzg7Fe-ctpwJZjnQBcYdp7SmCXdKZcTpoxrrdeu1cUxTxxnQWeHsF4INofHZurcPqijmueAuVDuw0LnPQ4ug1mE11YRPSYtc7oPUbpTJO08-EGTnhAQRAC8EplEe9Ou4wpELSWAlVa61NrIULgwphGlzFty-uUdAIAIDxV8pfB8Glx4dx0VAt26CZFCNMZPJOhCM4RJIfAkx5D8FJ1AQkoB1sQHr3_nIy2-8DKH15rrU-QskAiwzJfa-ltb7yzfn3J-4AoAB1QMjPaDSw43Tkqoio0SrL SNjIlIu-0lFuOVC3CxbCUzeN8VyAJmEglTJiWEmBGTyikPASk7hsS07xMMUkvJedUlQJycQzJBtskm2SWHAp3NiknzwILc-lTAzVLDrU--nBdbPxaW00GlsukKh6X0hOlDEnULIWY8ZYi66SJTOXTxmQNFqNCRAPReMDGWyGQwsA4BlFb2MYc2MFMKYoQ2Yg8o7jxEwCsfC1RbkkUcJCc7XRvCMVnPKNiwMuL_ZSyMcPIlkwSVXCWBxZU2ANrNTBZMAcUVxUQAaBwBoQs4DoEYJUl6AARMYGliZeUDAqWoyrGCqvVWLLVOqnR6uwC9GqUxLXOMDLfDS9lOIwsRahRgclsDJ0KLgCVNFtYSOUE6FaSd3WGRTHY8NkzI3gr5AHBKQM_Sk3XCAXqy0wCeQcP4qJ-Cs03TmXmlM3k9DpP2RCzZRzfY5OgXtCtsjIXEqdN5UABgOWZHjH6QQqpLg0o6DAOQi0OZ11asFXWCVFGHRBdeZBwd62WzImaHIj9q2xnitgOAKC0Fz1ubJeSSkB14TXIO2oakNLx03egRivjJWGLKXtHe3yQDAAKIGMVOAIAXooU4lMsqP0SoaMQY1pqNXatqLqk1DDsB6BA2qsDDqUzWttYGRDgyFHTGdU6V1UAI3Ms9d631_qrRBsHSGlsYb1p4adNGqjsb8NdkTcm_-T6Ww0QzQWnN4Bi2T040W65sZS3lo9gcptQqnRIFreEhtPHxMtlbSAdtazO0gG7RgXtA7xiDuHSmUdgVx2W0nSM6dWzYy323QusOS6Rirubf2PGW750dswYUuSbpD0kCgieys56Z0wCvTehxynNIPtTY019kq5Wfu_dY39667U8uWnoaKy1AqcQVUqyT9NIP6umIwNLUANJcumEFBwGLFkwF6FV6r1XsPZFVC4SsVQ5okDcDp8olGIARtpbGWjXXY09e-kmrWvy9oMqtgm4bKaBMyocxZ5ze6r4Uh-l67yhW_MBfy0FueHkIB0y 1DVQVFUJOnOC9vV8lsQBsQcqqZSQG5AcHa5MT4hb2WW0yFMVIadwAAB9bhpDQFALUP25gIGihsBU2B9AAHIvVQFuKkOmCo_sAB0wCpGtT9gO3oTySluGj1IYVsAJR-5qgAl26BAsBMYAGkEdMJ-9iHI4ovP4_R0TknoYTowFp_TpRjP-jM8urcKWCl05KnBtJQpfJCgbtF56PAUvJxcBglweXxlcBmVLBI3Ww4vQACUmKoDfTAXpls1U8xOgqW7A7lInse7rRbQZlBSx-a09pZv3kyzqd-TzutlTAEAnPTt8Ud3vfKG7v5JBPcYNnf7H3W45DaLDs_V-vupgfylpMRbMu5e60mBbjyYBrdfPD_HSYSPnOTDF2FCXA8ldRxVy7_P5Ql1TCUHBLPlML6BkCS3zIG5fdJ_7zAPXeBDceRNy4Xppvbe26e3Z2P33xbB_KIPxPyeOapRedMYq-iu_UUkg3qYue8YH71pJXS-kfwj60gJa7nEeJxtj3fliD-oCiWfxzcv5RrVV4j00qNmdHCrHvDE0mnluBnn6J_KAYXlbv8qATANvmLL3gsiPk7k3mri3j_pkBzv_irOAZ8lAdrOfk7r-OKOfkug9iPnAcXggaAcgZfDeF3jgTAEwvgS5pOGMBBiPlQeNtMkxEXiXh0gwT3rJGgWXrrPHMKtKuULKolslqlg5AqsQEalluNFalBoGPlg5EVhhgFELOBHgBVjVqYXVo4A1sQMRBwC1sQG1qGvYv1h4v2i2H1t1k-FNkgEAV_szJNsxrJnIXNk5sFotnaJsCtv6h1BtqqoFnepbLtvtjBgEf0i2Oof_DJj2MvGHFdkJI5HdsQA9gvgQbgK9iDOHp9svn9gDqHtgCDmDhDlDnoLDrgPDojm6MjmzhjlBljjjizp0RzqThTlTjznTqkAzn0BUMzqzgTgMVzmACMXzmlALpMTUCLrrowOLrgJLn6AfKfvihzGPj6DsYUs7hwKrhwOrl6Frk eCASmIcRPsbpKjHgIZbnQc1MpHbvPo7sccrlgY0nQN4VYTfN7p8krJbAHkHuHoDmHogZHh7iPh8m_MPuHgQWrEQZnugT8dMHsefrQcIfwcduHpXsFtXhsbXlsfXlicGJgRcbweZIBO3lwPBCPowagZmOfuvqaMiYgfcUblPjPjPh8UUYSUvpQBwZyRIpvtwmIVMHvuVrfoxMxMfjiQqZfnpAZFKYkpJIJA5E_gSUAtqe_p_vqaCrHn_iSQAQCe7sASPqnuidAbiYIfAaXogayeIeyZiZHNSWcc3pIeHngRaaiS_PaSQZ6VguQZQfScGjQU6W8SIbHm6VMMwdgS3uwYGZwVHNwZGdrmRjGa8fiSyTKX3n6WHNIT-jZEsJsNmvxnkrcCIEAA) When multiplier is 2, it double the data, the z index in label issue happen: [echarts multiplier data = 2](https://echarts.apache.org/examples/en/editor.html?c=line-marker&code=MYewdgzgLgBAtgVwDZQJYAcmoKYCcYC8MATAFCmiSygJhQCyAhgB4CMhMrADDzAFTxkaTDlwBuCuGgwadJs2IduvAYhQYseCZKowAJthSMOigPSD1IvOUrS9jKI3ZEA2gF0JAMxD4AFKg4uMRgAgB4ZEFoGFlZg1ABqeIBKGABvUhh9BycAOnQECAALXxcMzM4uABYANmqAZhgAWhh_fn1DRySAGjLMyoBOdniQtq4curqe8pgAIgA1AHkZqfKmKEKc3EYwPRA4XxSBVuHWbt7OFczWFbckiQBfGylYe0dFVw9Sbz8AoiCR8KyaIKOKJFLpTKvRjEPIFYqlabcGr1JotAICAxGM7TAZDEYCMYTS6zRbLc5rDZbHZ7A5tY6cbHla7nZmZW4PcggdBocAcCEwADuqD06wAXLNWABWADsdXQzDJmQA5rhheKEeV-dMkNhPFBxVxiZlVUrCvqYIbzpkiiABeKoLgENgjSE9AaXQAjHwGXAAYRASB84pmAGJWAAxYj9OrSxXTGBQLni6qW-MwQrYVCm80zYgpnLSyXyuPTIUiwrBqXEOUK4n3Yla8o6vXuq0wE1m1tpm12hOO51ttUXNte3A-_2B3DBsOR6Oxl2J9DiurEVgFyUujNZzuzPNjQvFl1lsUSyXVw_nevnRuZZvm1Pxjv3l09-39hdJi2bzPZ8WSjdtseFanuetYjiAUCJnAwYABxcAApCWMBXtMN4wHeXaPtuz5touyasDB37YeKlQAWmQGVmeNZIdahS2m-TovoUjC7AKCyeJ4EDYFAAAaJFMSxtrsZx3EAJr8W2RSCQKE5BrMuBKh6jC-IaX5qVwSQ0TAUmsQAQkgCBTl-4FjngADqwong-mQoTAbgrFCXHmhqmRoUO1nlH oqBwNgkCoFI6ozBAEBAssszoAA1mFQXYAAbngqBQAAntFsWMAZ2DRcK0U6vFSAzPZkmRLgwDYOKUKsuUtmuYObrDmmXk-X5AUwC4QUhZEdDRZF0VcfFqrJal6VOlleg5XFhgFS-xWleV2TEHWZSFZkzAAILMKgEDqteuFJegZWzGlGVaXAqBgOK3B5v0ZHxnALAXVU1TXS6KrCgAkjs2DMJh0wQCIUAAHIIHAHp4A9nqdfYuBJQA4owS4wJ46VcS6ABeF0uiwm0AAogGdUBg2kbbWmA8MMQOabVeUWMQAAMowoNIOKaG0fRiPIxTaYRJO056HzWmZP1aDAOlq1YEq52zIuAvoWd2AABI_juBEupk3h0GZSs5l6SBjar2l0QK9BnfTjPikjSAo8TBu2vIpuGObHMulTmQ07TcvM9br7s5bnNplgYDYAAyslOqe1z5SgDzswzlGMYyy7yGYxtEAACqoMAEXh1z3sW1blN1g2u37cGR0jS6p2S5dT03dMd3fRUNTPW2r16B9BgN5Vv3_UDIOE9wEO0FDsNkz7-fxuj9XxjTuP44TLPaaTCMOoxbaJ27DMO0TEfeyvfvxlHcmhnzevW0LGei-LkszNL-sBwrWsXYR1vq1AmvEbMOunzvhvG2A9tMzHvvX6v8WAAMdr7Z2ydNru0DtnbshsIHj39nLEOSUw7bwjtzI-sc5wJygW2Gm6dM7wPjLnJ2a9C47QQWzPOwCEx7QOjMMumUK5nQxm2euD0m612pinWedB55eyXkg-hidW7ty-uKBal4i40N7HQhcjDS7DVYZw9hU8673UbjXaBEABEEyMgvCAIigEELTBIz6DdJiyKWisJK61NrbVQsXJhLCtKWI7j9co6AQAQESv5a-T4tKTy7nwmBHtMHyNEeY6eKdiFZyiWQxBZjKGEJTuApJIDbZgM3oAxR1tD5GWPvzfW58RZIDFlma-t9rb30Vh_AeL9wBQCDqgVGB0mkRzugpDRlR Yk2TkfGZKJdDqqI8aqNuViOFpl8f4nkQTsIhJmXEiJcCsnlHIZAtJaYiEZ0ScYlJBSC7pJgXk0h2Sja5LNqkiORTealLPngYWl9qnBlqRHepj8Kj61fm0jp4NrY9KVH0gZSdqHJNoRQixkzJENxkWmSu3jMhcM0eE_ReNBFGOtiMphYBwBqJ3qY458YqZUzQls5B5RPFSJgDYxFGiPIou0WE12_DMWGIueUXFwZ8WBxliY0eJLphkpuCsLiqpsBbVahC6YQ4YqSogI0LgjQRZwHQIwapb0AAiEwtKkx8sGJUdRVWMHVZqiWOq9UugNdgN6dUZjWtccGe-WlHLcThci9CjAFLYFToUXAUq6K62kTwJlMA1op09cZNMDio3TJjZCgUQckogwDOTTcIB-qrTAN5BwgSYmENzXdBZha0y-T0Jkw5ULtknP9nk2BB1q0KOhaSl0vlQAGC5ZkRMAZhDqmuHSroJBlpcwbu1UK-skoqOOmC28qDQ5NuthRC0ORn51vjIlbAcA0EYIXvc-SikVLDoIhuEgdQNJaUTtu9AzF_HSuMRUg6e9fkgGAAUYMEqcAQCvVQlxaZ5VfqlY0VgprzVat1XUfVZqmHYD0GBjVEGnVpltfa4MyHhnKNmK6l07qoDRtZd631_rA02hDSQMNLpI2bQIy6ONNGE2EZ7CmtNgCX1tjotm4t-bwBluntx0ttz4wVqrV7I5raRUuiQA2yJza-OSbbB2kAXaNk9pAH2jAA7h2TBHfrcdwVJ3W2nWM2dOz4z313UuiOK6xjrrbYOAmO7F3duwcUhSHpj2cBgme6sl650wBvXepxqntJPozc0990qFXft_bY_9m6HV8tWnoWKq1grcSVSq6TjNoOGtmIwdLUAtI8tmCFBwhjlkwH6NVmrNXcPZHVC4as1QFqcDcKO6Y1GIDRvpfGej3WE29d-qmnW_yDrhuYyN9NQm5WOcsy5g9N8qR_R9b5Ir_nAsFeCwvLyEAGY 6jqsKqqUnzkhd3u-a2IAOJOXVKpEDxAuAdfjN8EtnLraZBmKkDO4AAA-9w0hoCgDqH7CwECxS2EqbA-gADkPqoD3FSAzJUf2AA6YBUi2p-0HX0Z5pT3DR6kCK2Ako_e1QAS49AgWA2MADSCOWE_dxDkSU3n8fo6JyT8MZ0YC0_p6oxngxmfXXuDLJSmcVSQ1ksUgUhQt2i-9HgKX04eBwR4PL0yuALLlmkfrUcPoABKLFUAfpgP062Gq-ZnSVLd4dqkz2Pf1otkMYaZZ_PaZ0s3ny5YNN_F5_WqpgDAQXj2xKe73vlDdwCzgnusHzsDj7ncxBeER1fu_X3Mwv4y2mItmXcv9bTAt15MA1ufnh8TtMJHLnphi4ihLoeSuY4q5d_n8oK6ZjKEQi312V9gzBK7-mb5Sf-967wIbryJuXD9NN7b23T2N0R2-5LYP5Qty-6H-H7vbzZilSxVnzZzFWIN5mLngme_aLSX0oZP8_edJCWu9xPiibY-37YvfqA4kn9c3L-UW1VeI8tLGwugRVj0RhaTTx3AzwDG_hAMLyt0BRAJgHSi3xmD7w31c2Vy4FVy4D32_0yA5z_zVjAO-UgN1jP3QJjn_ElDIJXQe371gOL3gJAKQIlhdV1HWzLxbxYQIPINDAmCg37xoPDVmRYiLxLy6SYJ73kiWRb2_0TlFVlXKHlSSxSzSyciVVYBNWy0mhtRg2DAKycmKywyChFkgjwEq1qwsPq0cEa1YFIi4Fa1YHayo0cQGy8SHTbH6x6xfCmyQEAM_1ZmTR8Pk0ULm2cxC0WwdG2BW0DS6g23VSCwfWtl232zg2CMGTbC0MATkz7FXgjiuxEmcju1YAezn3_1wFezBnD0-0Xz-wB1D2wBBzBwhyhz0Fh1wHh0Rw9GRzZwxxgyxxxxZx6I51Jwpypx5zp1SAZwGEqGZ1ZwJ2GK5zAHGL5wygFxmNqBF110YHF1wElwDCPhP0JS5hHz9H2OKWd0wOb2th OK1xPGALTBOLH2N2lRj2EMtwYNalUjt1n0dzOIwOwNfToD8NsLvm92-RVmtgDyD3D0BzDwQMjw937y-Q_nX3hKII_hIOgNjxz1l1PzoJELgNL1j1wMQK6O4Jrzrx2CPwuKwOoMsmAnbx4E7zQOYMWWzDINX0T2T2OIV1wCeInynyny-NKIU1j0X24M5PNFRIkOQJ3wqxvwP1tCP0OLIJf0vyMm5IQWkmEickfyEOSW1Lfw_31PSNj1_xC2mARKAP71T2IMz3xPeLEJNOpkkJQOkLQKdybzVxkJb3wItP_w1jtKgLIKd0oLpO1wowdNEMYNj1ZNYL1BwM4NUW4Kdz4PDLuOdMyHoKdP7zjKkPZJ9OtjkL_TshWG2DzUEwKXuDECAA) -- This is an automated message from the Apache Git Service. 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