[openib-general] out of MTT entries

[Brady Chang]

Hello,
I was wondering if anybody can advice on possible root cause for the MTT erros I see in dmesg
 
thanks for your help in advance.
 
THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 255 MTT segments (16 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 255 MTT segments (16 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 255 MTT segments (16 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 255 MTT segments (16 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 255 MTT segments (16 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 255 MTT segments (16 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[263]: reserve_mtt_segs: Cannot reserve 1023 MTT segments (274 dynamic MTT segments left)

THH(4): borg/releng/linux.310/third_party/thca4_linux/kernel/mlxhh/thh/obj_host_amd64_smp_2_6_9_11_EL_rhel/mod_thh/tptm.c[1093]: alloc_reg_pages: Out of MTT entries

THH(1): XHH_mrwm_register_mr: rc=HH_EAGAIN

VIPKL(1): [MM_create_mr]:MM_mr_get_keys failed


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