Message ID | 20190423063630.5599-1-idosch@idosch.org |
---|---|
State | Changes Requested |
Delegated to: | David Ahern |
Headers | show |
Series | [iproute2-next] devlink: Increase column size for larger shared buffers | expand |
On 4/23/19 12:36 AM, Ido Schimmel wrote: > From: Ido Schimmel <idosch@mellanox.com> > > With current number of spaces the output is mangled if the shared buffer > is congested. > > Before: > > # devlink sb occupancy show swp32 > swp32: > pool: 0: 10220112/10222128 1: 0/0 2: 0/0 3: 0/0 > 4: 10221120/10222128 5: 0/0 6: 0/0 7: 0/0 > 8: 41328/46368 9: 0/0 10: 0/0 > itc: 0(0): 10220112/10222128 1(0): 0/0 2(0): 0/0 3(0): 0/0 > 4(0): 0/0 5(0): 0/0 6(0): 0/0 7(0): 0/0 > etc: 0(4): 10221120/10222128 1(4): 0/0 2(4): 0/0 3(4): 0/0 > 4(4): 0/0 5(4): 0/0 6(4): 0/0 7(4): 0/0 > 8(8): 43344/46368 9(8): 0/0 10(8): 0/0 11(8): 0/0 > 12(8): 0/0 13(8): 0/0 14(8): 0/0 15(8): 0/0 > > After: > > # devlink sb occupancy show swp32 > swp32: > pool: 0: 10220112/10222128 1: 0/0 2: 0/0 3: 0/0 > 4: 10221120/10222128 5: 0/0 6: 0/0 7: 0/0 > 8: 41328/46368 9: 0/0 10: 0/0 > itc: 0(0): 10220112/10222128 1(0): 0/0 2(0): 0/0 3(0): 0/0 > 4(0): 0/0 5(0): 0/0 6(0): 0/0 7(0): 0/0 > etc: 0(4): 10221120/10222128 1(4): 0/0 2(4): 0/0 3(4): 0/0 > 4(4): 0/0 5(4): 0/0 6(4): 0/0 7(4): 0/0 > 8(8): 43344/46368 9(8): 0/0 10(8): 0/0 11(8): 0/0 > 12(8): 0/0 13(8): 0/0 14(8): 0/0 15(8): 0/0 > > Signed-off-by: Ido Schimmel <idosch@mellanox.com> > Reported-by: Alex Kushnarov <alexanderk@mellanox.com> > Tested-by: Alex Kushnarov <alexanderk@mellanox.com> > --- > devlink/devlink.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/devlink/devlink.c b/devlink/devlink.c > index dc6e73fec20c..1306c4c126ad 100644 > --- a/devlink/devlink.c > +++ b/devlink/devlink.c > @@ -3422,7 +3422,7 @@ static void pr_out_occ_show_item_list(const char *label, struct list_head *list, > occ_item->bound_pool_index); > else > pr_out_sp(7, "%2u:", occ_item->index); > - pr_out_sp(15, "%7u/%u", occ_item->cur, occ_item->max); > + pr_out_sp(17, "%7u/%u", occ_item->cur, occ_item->max); > if (i++ % 4 == 0) > pr_out("\n"); > } > 2 more columns fixes the current problem, what assurances are there that the occupancy levels and max won't reach 100 million in the next few years?
On Tue, Apr 23, 2019 at 08:27:36PM -0600, David Ahern wrote: > 2 more columns fixes the current problem, what assurances are there that > the occupancy levels and max won't reach 100 million in the next few years? Yes, I thought about that as well, but while the size of the shared buffers is getting bigger and bigger (with the number of ports), I'm not familiar with sizes at the levels you're referring to. Anyway, point taken, I'll make this more future-proof. Thanks!
diff --git a/devlink/devlink.c b/devlink/devlink.c index dc6e73fec20c..1306c4c126ad 100644 --- a/devlink/devlink.c +++ b/devlink/devlink.c @@ -3422,7 +3422,7 @@ static void pr_out_occ_show_item_list(const char *label, struct list_head *list, occ_item->bound_pool_index); else pr_out_sp(7, "%2u:", occ_item->index); - pr_out_sp(15, "%7u/%u", occ_item->cur, occ_item->max); + pr_out_sp(17, "%7u/%u", occ_item->cur, occ_item->max); if (i++ % 4 == 0) pr_out("\n"); }