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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?YaequSSTc0x0BKhjefk03fsX9Cb9aALslW+M3m4X/ORtK43goG152VQoD7Es?= =?us-ascii?Q?A7o1hwkn0JvQlsRA0ASw/+nU5GZispLt5g7a27exTBxWArURQ6L8ltct5ab7?= =?us-ascii?Q?Wz+CAigApqfH7NzhaeH9ypXMTDxUnm3L7aYG8CRkRmBww9Zxna0pwQB+0m8E?= =?us-ascii?Q?NTKwrRiMRVFdtnhe09MT0dptXSqjdlXKCQ0yvScCpLIoFyJ5DWzUU3iA6Q65?= =?us-ascii?Q?F/XrU94TUhAexvRVEL4rze5ElCO2yOlStINNpJVUl+QjM5CQTHCsUa4Kgl3Z?= =?us-ascii?Q?sfV6UVeyaZ/3e/N2MoKyeyNSeedUNZrlRI086i/kTvolZKgk/ucRArk4Tbhx?= =?us-ascii?Q?uvjGAL4d8j6oCZK1sz/WEVa5j6nB2bmGCy69T3UJDWwGa7/kGae0uDvomf+B?= =?us-ascii?Q?0iE/PaTnDTqxcmr+AnoJDsd172uyaPTe6FPO4bSrTeOMMh8TAn20fdTuLOBm?= =?us-ascii?Q?ZpgrhoUFqE48lrSJtRcnFrvmVUZlrTig/hASpZGz3XEJCACWy9P7lG4iOyvT?= =?us-ascii?Q?j+n1apTxzJZ7bTaqVi8ozbWzJzTHzK1lTxsJG/TazOH+h7AR2aYC+Yo+8Sya?= =?us-ascii?Q?H5PYSW3vmqJvA0ecHN6cTdRv1ma/8NL18tIFwvhkgWbGIgR5P3GUcUx4p8Rv?= =?us-ascii?Q?uSSwOufdsVHrXu+M5nD8Ax/6IiYowYP1aUu96GVfCaTubCTQeXhDz3psDr4S?= =?us-ascii?Q?y0V79Iva36u9lk86SMV0mnA1SueYFXrNafNKFpVLMtCZQQOmJIkztEb+/ETy?= =?us-ascii?Q?kishr4aWerBR1xsxc8ow6ZklezNwcFbATPAkG77iHC7jPn9ff70bp1oL8FLV?= =?us-ascii?Q?LitPCtRDTEWBf7vjFbtTsM51uxwAnqBTvVjNKtRO+mfGz+BnVACYBO1lcw0A?= =?us-ascii?Q?xCO1JvKZ1gwX0D1qMGjDY8R1fp2QxqkhUFAWe9DEFaES+K52vxBOFdgOOGTO?= =?us-ascii?Q?frbhuI9U1iKMjO6liqZLm8N/kQidGyHUl55OAuIGqSD13c3xWar3YJ1Ie27a?= =?us-ascii?Q?P5v4RdTrG7zBfSXRWhHL4oZa2lnFXg+a9fMtuzDxCVQjtfbpdTrqlppfVfYY?= =?us-ascii?Q?FYRaGKftgd44GLkUm+Mhqw75TLE+VqelTMSLieOLPBNNd6FTzSNksTqpfVh6?= =?us-ascii?Q?ikdynVRddkl+WszHVF8jhMA8c7z83qPnVZBaF08XsQqoHE39OQU8a/hUnvyf?= =?us-ascii?Q?HV+E3BbvW5c6eiBegxAOHGf68NNS8HS9MCNEV9S81PaJVRNNvh7tD7J7nkeN?= =?us-ascii?Q?xCVeBjhAblGCWJLvh2j96Zfjx+YjYiqP+a1tD7S0qZJNQ+f/ogKu7WQl7hYA?= =?us-ascii?Q?nIQK6jwDlJK04loZgNeRfly9KYOOgxjzOsBOYUKQAur1V9tvkUz3+NjaKq5N?= =?us-ascii?Q?YtNutaIWENSnR/NtjSHxJIDOLsthXXRfrj+p5f/lDd4WXDNGbIGxN23DJeXU?= =?us-ascii?Q?dGG16LJJEcsXJOjdWl/n6ltxmt+khDpk9lr3kF9gTV0fzUJAxPdqRQBvdWOv?= =?us-ascii?Q?8yju1EyAXKoNIPzLsHX6Ng7jeirWxhNKmoNmugXUHlZiTxLHkRWCxeUeNlqF?= =?us-ascii?Q?lQGNyWcEpD5FxNjY9HEBral6lIREhWzk/7vhFXIru9ko+G17auUYzbYCg+Sj?= =?us-ascii?Q?Wwt0Q/rm7lHbzbwnLWVlV+IyX4+yZ2S5M0vX6i0b/lhsOFVAUDH4qfgL73FR?= =?us-ascii?Q?g8f5dtqX6BFLSq1l853siNJcHb6q1uf8JD8w7Q1aHKqoT585IMRZbG7iuvmF?= =?us-ascii?Q?XLbDfuCY/Nm4iPxdBz5eEUEdeSaJ9Xo=3D?= X-OriginatorOrg: processmission.com X-MS-Exchange-CrossTenant-Network-Message-Id: ec713570-d017-4de7-6a90-08dee99f1ca4 X-MS-Exchange-CrossTenant-AuthSource: TYNPR02MB9351.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jul 2026 16:17:52.4878 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: e0544bf7-9765-4630-ab69-0b266dc2169c X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: f9yOEo5xNAawrd0Qvyb9YLMEUHwWfyatRZni6YkkZU6pIZEXn6LYvEYmf+ehaN6QLGtGO4VG8ja2wH0oeOB2CUnAVZeo0SOilonQDz9rr3o= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SG2PR02MB5794 On Sat, Jul 25, 2026 at 12:00:06AM +0800, Chao Liu wrote: > Results > ------- > > The first two rows compare arm64 without and with the experimental > mapping. The x86_64 row is the unmodified cross-check using its native > `__NR_epoll_wait`. The arm64 rows enter through `epoll_pwait`. > > Each case was run five times. `M [L-H]` means median To correct the ambiguity of my last email (sorry for the trouble): the data in each entry is formatted as M[L-H]. For example, in the second column of "Ep abort": 26 [20-28]. > `[minimum-maximum]`; a single value means all five runs had that result. > > +----------------+------------------+------------+---------------+--------+ > | Case | P1 err | Ep abort | PI block | P2 err | > +----------------+------------------+------------+---------------+--------+ > | arm64 baseline | 2043 [2031-2047] | 0 | 0 | 1 | > | arm64 mapping | 0 | 26 [20-28] | 355 [308-399] | 1 | > | x86_64 native | 0 | 31 [25-92] | 201 [147-204] | 1 | > +----------------+------------------+------------+---------------+--------+ > Thanks, Chao