search for: _mtx_lock_spin

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2009 Jan 28
0
smp_tlb_shootdown bottleneck?
...> bt 100132 Tracing pid 810 tid 100132 td 0xffffff00036426e0 cpustop_handler() at cpustop_handler+0x40 ipi_nmi_handler() at ipi_nmi_handler+0x30 trap() at trap+0x378 nmi_calltrap() at nmi_calltrap+0x8 --- trap 0x13, rip = 0xffffffff8048b49c, rsp = 0xffffffff80b564b0, rbp = 0xffffffffb4aca680 --- _mtx_lock_spin() at _mtx_lock_spin+0x6c _mtx_lock_spin_flags() at _mtx_lock_spin_flags+0x124 smp_tlb_shootdown() at smp_tlb_shootdown+0x58 pmap_invalidate_range() at pmap_invalidate_range+0xae vfs_vmio_release() at vfs_vmio_release+0x120 getnewbuf() at getnewbuf+0x7be getblk() at getblk+0x308 cluster_read() at cl...