---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4346 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 15G 141G 10% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 878 24441 0 6846 30832 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:29:86:dd brd ff:ff:ff:ff:ff:ff inet 10.30.107.153/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fe29:86dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:24:3a:6e:c8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:24ff:fe3a:6ec8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4346) 10/22/25 _x86_64_ (8 CPU) 06:03:23 LINUX RESTART (8 CPU) 06:04:01 tps rtps wtps bread/s bwrtn/s 06:05:01 191.05 24.20 166.86 2351.74 65843.29 06:06:01 578.00 4.08 573.92 410.46 201303.12 06:07:01 179.94 0.27 179.67 40.39 55485.69 06:08:02 122.45 0.35 122.10 34.66 18659.56 Average: 267.86 7.22 260.64 709.32 85322.91 06:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 27059492 31568692 5879728 17.85 100056 4637756 2297572 6.76 1033020 4416392 2837148 06:06:01 24876272 31020876 8062948 24.48 146420 6113608 6394488 18.81 1717896 5734044 44868 06:07:01 22878072 29576952 10061148 30.54 169220 6607196 8667916 25.50 3330344 6053668 41884 06:08:02 24426632 31071152 8512588 25.84 190088 6535440 2993436 8.81 1858584 6015340 220 Average: 24810117 30809418 8129103 24.68 151446 5973500 5088353 14.97 1984961 5554861 731030 06:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 ens3 1042.74 634.26 30008.79 54.92 0.00 0.00 0.00 0.00 06:05:01 lo 14.20 14.20 1.33 1.33 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 veth28900af 0.78 0.95 0.05 0.06 0.00 0.00 0.00 0.00 06:06:01 vethba9b00b 1.33 1.88 0.15 0.19 0.00 0.00 0.00 0.00 06:06:01 veth602cd85 0.00 0.23 0.00 0.01 0.00 0.00 0.00 0.00 06:06:01 br-7717711a5d22 12.96 43.23 0.94 327.73 0.00 0.00 0.00 0.00 06:07:01 veth28900af 91.53 91.13 16.01 18.60 0.00 0.00 0.00 0.00 06:07:01 veth6e3d556 21.63 39.03 1.64 1115.66 0.00 0.00 0.00 0.09 06:07:01 vethba9b00b 2.82 3.92 0.57 0.66 0.00 0.00 0.00 0.00 06:07:01 veth602cd85 0.33 0.42 0.03 0.89 0.00 0.00 0.00 0.00 06:08:02 veth28900af 0.08 0.53 0.00 0.04 0.00 0.00 0.00 0.00 06:08:02 br-7717711a5d22 13.85 43.86 0.99 327.77 0.00 0.00 0.00 0.00 06:08:02 ens3 1617.08 999.43 36452.02 140.58 0.00 0.00 0.00 0.00 06:08:02 veth65d651d 149.36 170.05 27.58 26.24 0.00 0.00 0.00 0.00 Average: veth28900af 23.10 23.15 4.02 4.67 0.00 0.00 0.00 0.00 Average: br-7717711a5d22 3.46 10.96 0.25 81.94 0.00 0.00 0.00 0.00 Average: ens3 321.47 194.73 8905.58 17.76 0.00 0.00 0.00 0.00 Average: veth65d651d 37.34 42.51 6.90 6.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4346) 10/22/25 _x86_64_ (8 CPU) 06:03:23 LINUX RESTART (8 CPU) 06:04:01 CPU %user %nice %system %iowait %steal %idle 06:05:01 all 14.60 0.00 3.24 1.87 0.05 80.24 06:05:01 0 6.21 0.00 2.38 0.35 0.02 91.05 06:05:01 1 19.37 0.00 4.00 4.44 0.05 72.14 06:05:01 2 43.65 0.00 4.85 1.62 0.08 49.79 06:05:01 3 13.28 0.00 3.25 0.22 0.05 83.20 06:05:01 4 13.74 0.00 3.09 0.84 0.05 82.28 06:05:01 5 7.43 0.00 2.84 7.11 0.07 82.55 06:05:01 6 6.94 0.00 2.52 0.18 0.03 90.32 06:05:01 7 6.19 0.00 2.97 0.22 0.05 90.58 06:06:01 all 13.19 0.00 5.58 17.00 0.08 64.14 06:06:01 0 13.97 0.00 5.62 3.88 0.10 76.42 06:06:01 1 12.91 0.00 5.42 12.53 0.07 69.08 06:06:01 2 12.34 0.00 5.51 38.45 0.08 43.62 06:06:01 3 11.67 0.00 6.42 25.79 0.10 56.02 06:06:01 4 17.31 0.00 4.95 17.25 0.08 60.41 06:06:01 5 10.10 0.00 5.67 14.00 0.08 70.15 06:06:01 6 14.91 0.00 5.39 2.81 0.08 76.81 06:06:01 7 12.28 0.00 5.72 21.31 0.07 60.62 06:07:01 all 26.92 0.00 3.30 1.05 0.07 68.66 06:07:01 0 32.86 0.00 3.41 0.18 0.08 63.47 06:07:01 1 26.98 0.00 3.51 0.77 0.07 68.68 06:07:01 2 24.15 0.00 3.15 2.27 0.07 70.36 06:07:01 3 26.85 0.00 3.44 0.25 0.08 69.38 06:07:01 4 23.26 0.00 3.19 0.64 0.07 72.85 06:07:01 5 22.30 0.00 2.94 2.13 0.08 72.54 06:07:01 6 27.90 0.00 3.53 2.08 0.08 66.41 06:07:01 7 31.10 0.00 3.17 0.03 0.08 65.62 06:08:02 all 5.16 0.00 1.82 0.60 0.04 92.38 06:08:02 0 5.31 0.00 1.91 0.07 0.03 92.68 06:08:02 1 6.00 0.00 2.68 1.34 0.05 89.93 06:08:02 2 5.27 0.00 2.00 1.19 0.05 91.50 06:08:02 3 4.84 0.00 1.16 0.08 0.03 93.88 06:08:02 4 3.70 0.00 1.19 0.08 0.03 94.99 06:08:02 5 7.80 0.00 2.32 1.52 0.05 88.31 06:08:02 6 4.78 0.00 1.46 0.07 0.05 93.64 06:08:02 7 3.62 0.00 1.88 0.45 0.05 94.01 Average: all 14.97 0.00 3.48 5.11 0.06 76.38 Average: 0 14.58 0.00 3.33 1.12 0.06 80.92 Average: 1 16.31 0.00 3.89 4.75 0.06 74.98 Average: 2 21.38 0.00 3.88 10.85 0.07 63.83 Average: 3 14.16 0.00 3.56 6.53 0.07 75.69 Average: 4 14.50 0.00 3.10 4.70 0.06 77.64 Average: 5 11.91 0.00 3.44 6.17 0.07 78.40 Average: 6 13.63 0.00 3.22 1.28 0.06 81.80 Average: 7 13.30 0.00 3.43 5.48 0.06 77.73